Post Job Free

Resume

Sign in

Foster Wheeler Electrical Engineer

Location:
Al Daayen, Qatar
Posted:
January 01, 2022

Contact this candidate

Resume:

PRAVEEN PREMNAVAS (BE, BSc, OSHA, NFPA)

Over ** years of experience in front-end engineering, Construction, Commissioning and detailed engineering management. A team leader/player with abilities in implementing strategies for achieving organizational goals and industry’s best practices with proactive approach in market build up, with clear awareness of leading technologies. Key performance indicators complemented by strong communication, analytical problem solving, project coordination, consulting, execution and relation management skills.

COMPETENCIES OVERVIEW

Fire Protection and Life Safety Systems: Fire Protection, Fire Alarm, Fire & Gas And Life Safety system design & review, Life Safety procedure review, building pressurization and ventilation, Smoke ventilation, technical guidance, inspection, testing and consulting. Passive and Active Fire Protection and Life safety system. Application of standard, code, guidelines as per USACE, QCDD and NFPA. Fire Alarm system, Fire & Gas detection system, Addressable and conventional, Public addressing system, Fire damper & Smoke ventilation system, Fire alarm system interfacing (HVAC, Ventilation, Lift, etc), VESDA, etc. Fire Protection, Fire & Life Safety and Fire Alarm system Installation, Testing, Commissioning, Operation and Maintenance. Fire protection work for Wet pipe Sprinkler system, Nozzle system, Mist system, Kitchen Hood system, FM 200 & NOVEC system, Foam system, Fire Monitor system, Alarm Check valve system, Deluge valve system, Pre-Action system, Pre-Action Double interlock system. Trained and Experience in Fire Pump installation, Inspection, Programming, Testing and Commissioning. Life safety inspection for site construction safety and quality. Review the life safety egress route design. Review the building pressurization and smoke ventilation design.

Fields of experience include: Oil and Gas, Petrochemical, Power and Desalination plant, Airport project, Military project, Metro Rail, Substation project, Multi storage buildings, Ware houses, Etc. Proved ability on complete work across multiple engineering disciplines co-ordinate, maintain and completion of project. Managed to achieve project management with industrial safety under different MNC.

EDUCATIONAL QUALIFICATION

Bachelor’s Degree (BE) in INSTRUMENTATION AND CONTROL ENGINEERING, from ANNA University, during 2002-2006 with first class.

Bachelor’s Degree (Bsc) in MATHEMATICS, from CALICUT University, during 1999-2002.

CERTIFICATIONS (Qatar Ministry).

Qatar Civil Defense Certified Engineer, (10/11/2009 to 23/05/2012) (Reg No.14266/6).

UPDA A Grade Certified by Qatar Ministry of Engineering for Municipality and Urban planning as Electrical Engineer, 30/11/2011 to 21/4/2021(Reg No.3340).

NFPA TRAINING CERTIFICATIONS (Qatar Civil Defence)

NFPA specialty standard seminar training certification Organized By Qatar Civil Defense (Nov 12-16, 2011).

NFPA 72 seminar training certification Organized By Qatar Civil Defense (OCT 20-21, 2015).

NFPA CFPS: Building Services and Fire Prevention Practices (Dec, 2021)

TRAINING CERTIFICATION

OSHA General Industry Safety and Health (NOV-2016, REG NO. 38-900******).

MEMBERSHIP CERTIFICATIONS

NFPA

NFPA EDUCATION SECTION.

NFPA FIRE SCIENCE AND TECHNOLOGY EDUCATORS SECTION.

NFPA BUILDING FIRE SAFETY SYSTEMS SECTION.

NFPA INDUSTRIAL FIRE PROTECTION SECTION.

NFPA ARCHITECTS, ENGINEERS AND BUILDING OFFICIALS SECTION.

NFPA ELECTRICAL SECTION.

NFPA FIRE SERVICE SECTION.

NFPA HEALTH CARE SECTION.

NFPA RESEARCH SECTION

MANAGEMENT SKILLS:

Have a strong Goal orientation and time management skills on handling multiple project.

Project control, coordination and consulting for multiple projects. Coordination of Project construction, Material Procurement, Site installation Instruction & Approval, meet Client & contractors for coordinating the design/site installation quality control problems solving, giving the instructions. Review of materials data sheet, drawings, method of statement, testing & commissioning documents.

Schedule and conduct meetings with Client, Contractor, Consultant, etc.

Prepare and review data to implement and update the Risk Based Inspection (RBI) methodology to enhance Project work Integrity and Reliability of construction.

Coordinate with Project Internal & External audits, Project meetings and control all non-conformal reports, instructions and information.

Coordinate for developing and implementing Site Quality Plan, and ensure Contractor installations are in alignment with project specifications and international standards.

Working with other specialist engineers to ensure that all drawings, standards, specifications and manuals are up to date. Co-ordinate for modifications, improvement and alternations as per the design standards as well as site requirements.

Coordinate all receipt inspections and verify that the quality related site activities are in accordance with the applicable codes and standards. Distribute relevant QA/QC documentation and check list to site contractors and Client.

Coordinate with Engineering consultants and Contractors to provide required engineering information, site inspection, project planning, project design review etc.

Conducting inspection & testing for installations with Client as well as with Qatar Civil Defense for the approval.

Coordinate with Risk assessment and HSE team to review and update the site construction technical performance based life safety procedure and design.

Coordinate and participate emergency mock evacuation and review the report together with HSE and Risk assessment team.

Cooperate joint inspection for incident reports and accident investigation. Coordination in regular annual audit report submission.

Cooperate with HSE team for updating the work safety and material handling procedure.

Coordinate with Life safety inspectors and work permit approval team for site activities.

Review and update design, product catalogue, installation, testing and maintenance report for submission to client, consultant and QCDD.

Coordinate & take corrective action to clear the issues found as per the QCDD, USACE, NFPA standard & Contract design requirement.

Conduct periodic inspection and preventive maintenance to ensure the live status of fire protection, Fire Alarm and life safety system.

Recommend corrective actions if needed and ensure compliance with all applicable codes and standards (National and International safety standards). Participated fire safety compliance investigations for proper operation and maintenance to ensure compliance of international standards.

Conduct and participate in design changes as per the construction expansion and modifications for building structures to ensure and change design for fire and life safety system (Fire protection system, Fire Alarm system, Fire evacuation plan, Fire Notification system, etc.

TECHNICAL SKILLS:

Design review previous to construction Fire Protection system, Fire Alarm system, pressurization & ventilation, Life safety interfacing & Life Safety plan, Electrical & Instrumentation.

Building/tunnel pressurization and ventilation installation coordination & inspection.

Site work manpower coordination and work progress follow up. Installation inspection and Quality check, Construction life safety procedure review and follow up with site meetings and inspection.

Design review for contract specification and confirm design is as per the requirement, recommend corrective action if required.

Site inspection for installation quality and sensor/device installation location life safety requirement, raise deficiency, Noncompliance report and follow up construction work.

Testing for detection & alarm system cable continuity checking, stray voltage test, earth fault test, open loop test, end of line resistance test, secondary power supply test, etc.

Prepare Fire Project design drawing, calculation and review of smoke ventilation, life safety evacuation together with project team and Review as per contract requirement and site condition.

Develop, review and update schedule for fire protection and life safety system preventive maintenance and service as per the NFPA, QCDD & client requirement.

Designate the construction fire protection and life safety products as per the contract requirement.

Fire Alarm System program checking, Cause & effect logic & Life safety interfacing logic review as per NFPA and QCDD requirement.

Fire and Gas system installation and commissioning.

Fire Alarm and Fire protection design review as per NFPA and client specification.

Controller program cause & effect logic analysis and set sequence of operation as per the NFPA, QCDD and contractor design requirement.

Fire Alarm program checking, installation tests, detector & alarm activation tests.

Design and develop cause & effect logic and life safety interfacing for Fire and life safety system.

Design and review of passive fire protection life safety system.

Root cause failure analysis and corrective action for the alarm and detection system as per the trouble, fault, error, service and maintenance requirement.

Fire Alarm reprogramming the device/Controller after maintenance or device/controller replacing.

Control & execute preventive maintenance schedule for multiple contracts facility maintenance.

Experience for Installation, maintenance, Programming, Testing, Commissioning of MONACO Fire Alarm system (MAAP+) for USACE. MONACO BTX radio transmitter Programming and radio transmission addressing knowledge

Experience in installation, testing, commissioning and servicing of Fire Alarm system systems (MONACO, GST, ZETA, Detectomat, Autronica, Gent, Notifier, Honeywell, etc).

Supervising and inspecting experience in Clean Agent systems (FM200 & Novec) installation, testing and commissioning for building electric rooms and substation fire protection.

Installation, testing, commissioning, service and maintenance of Extinguisher, Hose reel & stand pipe system, Hydrant system, Hose reel & civil defense landing valve fire extinguishing (breeching inlet) system, Fire monitor system, etc.

Installation, testing, commissioning and maintenance for Wet riser sprinkler and nozzle system

Installation, Testing, commissioning and maintenance for Deluge Valves (Hydraulic system, Pneumatic system, Preaction system, Preaction Double interlock system, etc)

Material inspection and approval as per the QCDD, NFPA and client requirement

Conduct QC inspection for fire protection and fire Life Safety system installation. Coordinated with Client, Engineering & Construction department. Involved in Expedition / Co-ordination of drawings with various departments.

Fire pump & Fire Water tank design & installation as per NFPA 20. Fire pump performance test and functional operation tests.

Installation, Testing and Commissioning of Foam Inductor system, Foam Generator system, Foam tank with bladder system, Fire monitor foam system, etc.

Experience in instrumentation installation of instrument gauge, transmitter, MOV, Butterfly valve, Control Valves, etc.

Execute and Lead the Fire Alarm construction team to carry out the activities including cable pulling, loop detection checking, Megger checking, Cable tray and conduit installation, Cable termination, Control panel erection.

Participate in QC inspection as per client requirements & rectify the deficiency if any. Coordinated with Client, Engineering & Construction department. Involved in Expedition / Co-ordination of drawings with various departments. Prepared Red line Drawings for changes & submit to client via QC inspection/meetings.

Supervising experience in high voltage cable pulling, termination and testing for the Kahraama project.

Conducting and participating Electric installation inspection (cable tray, conduit, cable pulling, cable termination, testing etc.

Attending the QA, client inspection, pre-final and final project handover accepting inspection.

FIELD EXPIERIANCE

MVL USA INC (April 2021 – Till Date)

Position: FIRE PROTECTION & LIFE SAFETY & ELECTRICAL ENGINEER.

Project: TRANS REGIONAL LOGISTIC COMPLEX.

Responsibilities Include: Fire Protection and Life safety system/Electrical Engineer

Perform all meeting, daily inspection and test of the scope and necessary to achieve the quality of construction required in the drawings and specifications for all works under the contract performed ON or OFF site.

Carry out inspection and checking for all quality related procedures in the site and ensures activity at the site are as per approved method statement and inspection test plan.

Coordinate with the consultant’s representative and Site In-charge for inspection and meeting about quality problems including the closure of Non-Compliance Report.

Report to the QA/QC Manager, control, and monitor all activities related to Quality Management System, QMS.

Coordinate meetings with Quality, client, subcontractor, construction, progress, etc. Conduct the MEP meetings, Quality issues/deficiency meeting, subcontractors interface meetings, etc.

Taking care of QA/QC documents of the entire project including certificates, calibration, test results, inspection requests, non-compliance reports and site instruction/observations, permanent materials delivered and other QA/QC documents. Responsible for the closure of Non-conformance, NCR and Site Instruction.

Responsible for the quality and workmanship of every activity, thorough knowledge of all phases of engineering construction project management.

Responsibilities include Fire Alarm, PA/MNS, Fire Pump, Fire Sprinkler, FH, FHS, Deluge valve, ACV, FM200, Life Safety, Building pressurisation & ventilation and interfacing with HVAC, BAS/BMS, Access control, egress system, Fire fighter brigade notification signal.

Develop method statement for the activity including risk assessment and job safety environmental analysis and Inspection Test Plan and Checklist based on specifications of the project.

Help Develop and post approval then Implement Contractor Quality Control Plan

Enforce subcontractor compliance with client approved design drawings, specification, submittals and RFI’s.

Support QC Manager in his Overall project QC responsibilities from mobilization to close-out

Carry out Internal Audit at different sites as requested by Projects Detector and/or Corporate QCM

Support construction in the overall project Fire Protection and Life Safety requirement. Coordinate with HSE team for facility and construction of Fire and safety system.

SAM ENGINEERING (JANUARY 2020-MARCH 2021)

Position: FIRE PROTECTION AND LIFE SAFETY ENGINEER.

Project: Maintenance Service/Project Management

Responsibilities Include: Fire Protection, Fire Alarm, Safety & Security and Life Safety System.

Review the Preventive maintenance reports and advise the design changes for QCDD approval.

The technical instructions and coordination for Maintenance operation.

Coordinate and conduct QCDD/consultant inspection.

Review of maintenance rectification procedure and installation design requirement as per the QCDD requirements and NFPA standard.

Review the life safety requirement for facilities and advise design changes as per the QCDD requirements.

Coordinate and conduct inspection with civil contractors to confirm the Passive fire Protection and architectural installation are in required standard.

Coordinate with MEP contractors to confirm the Life Safety System interfacing with different installations (HVAC, Smoke exhaust and pressurization, Lift, Access door, Elevator, etc) are in required standard.

Conduct internal meetings to track the work progress and installation standards for ongoing projects as well as maintenance.

Coordinate with multiple subcontractors and contractors.

Coordinate with client and consultant and explain the design requirement as per the NFPA requirement.

Review and conduct site test for the Fire Alarm cause effect matrix and interfacing.

Coordinate with HSE team to conduct inspection for site incidents.

Conduct and attend periodic HSE site meetings.

Review and approve the Design changes, Drawings, Devices, Equipment, etc.

Review and approve contractor risk assessment report. Submit the approved risk assessment report and safety audit report to consultant/client/contractor.

Review and approve the QCDD Report for submission.

Review and update checklists, service documents and testing documents.

Review the maintenance tracker and approve the schedule as per the requirements.

Ensure customer relation and speedy operation for all on call maintenance service.

Maintain and update proper tracker for the past maintenance & upcoming PPM schedules.

MITSUBISHI HEAVY INDUSTRIES (MARCH 2017-OCTOBER 2019)

Position: Fire Protection & Life Safety Engineer

Project: Qatar Rail (Doha Metro Phase 1)

Responsibilities Include: Contractor/Consultant-Fire Protection, Fire Alarm, Fire Prevention and Life Safety.

Coordinating with multiple civil contractors and MEP contractors to track the Design standard and installation progress for Fire Protection installation. Coordinate inspection and meetings for QCD submission preparation and approval inspection. Follow up the construction work progress and work site Quality plan.

Prepare/renew work permit and site access from civil contractors and issue work permit for project team and subcontractors.

Review the tunnel pressurisation and smoke ventilation, calculate the air change CFM calculation for document approval.

Review of documents and drawings as per NFPA for QCD submission. Recommend corrective actions and comments on documents and technical design.

Receive the NCR/Deficiency report and take necessary action on subcontractor work procedure.

Site inspection and coordination for Fire Protection and Alarm system products, installations, testing & commissioning to track the work progress.

Coordinate with different Civil and MEP contractor for the confirmation on Fire alarm, Fire Protection and Life Safety system interfacing as per cause and effect design strategy implementation.

Coordinate with Risk assessment and HSE team to review and update the performance based Life safety design together with Civil and MEP contractor.

Coordinate with Risk assessment and HSE team to review and update the site construction technical performance based life safety procedure and design.

Coordinate and participate emergency mock evacuation and review the report together with HSE and Risk assessment team.

Review and update the life safety escape route from the construction site. Coordinate with contractor to review the construction site escape route as per the access changes.

Cooperate joint inspection for incident reports and accident investigation. Coordination in regular annual audit report submission.

Cooperate with HSE team for updating the construction work safety and material handling procedure.

Site inspection for construction site hazard identification and implement the safety requirement for hazard handling on site.

Cooperate with review and updating the HSE general inspection checklist for HSE officers.

Coordinate to ensure that project quality requirements are implemented and managed.

Coordinate and provide related documents, certificates and drawings to consultant for QCD submission.

Coordinate and conduct with work site construction inspections and system tests.

Develop and submit preventive maintenance schedule and service technical details for fire protection system.

Coordinate for reporting site progress, site permit allocation and work completion schedule.

Review, comment and suggest updation on Emergency procedure training plan as per NFPA130 & NFPA 101.

Cooperate with training and mock building/Tunnel evacuation drill, Active threat survival.

Coordinate with HSE team as per NFPA130 & NFPA 101 and conduct periodical Life safety inspection, training and Emergency drill.

Coordinate with MEP and Civil contractors for develop and review Fire Protection and Life Safety System performance based design review.

Life safety supervisor, inspector and permit issue in charge for lifting activities and scaffolding installation.

Inspect equipment Installation safety of Energy system Equipment BLS, Transformer, Electric/Control panel, switchgear, etc.

AMEC FOSTER WHEELER (OCTOBER 2014 – FEBRUARY 2017)

Position: Fire Protection Engineer

Project: USACE – (CCB & BPC - III)

Responsibilities Include: Fire Protection, Fire Alarm and Life Safety.

Perform all daily inspection and test of the scope and character necessary to achieve the quality of construction required in the drawings and specifications for all fire protection works under the contract

Coordinate with the consultant’s representative and Site in-charge for inspection and meeting about quality problems including the closure of Non-Compliance Report.

Report to the QA/QC Manager, control, and monitor all activities related to Quality Management System.

Report the deficiency to QA/QC manager. Submit report on the NCR as per technical and contract requirement.

Reply the client technical requirement and close the NCR/deficiency report.

Taking care of QA/QC documents of the entire project including certificates, calibration, test results, inspection requests, non-compliance reports and site instruction/observations, permanent materials delivered and other QA/QC documents

Site Inspection as per NFPA Standards as well as American Air Force standard and comment for installation as per the approved Design on Firefighting and Fire Alarm system and Fire & Safety system.

Coordinate with regular construction meetings. Schedule and conduct meetings with client, contractor, project management planning team, HSE team and subcontractor.

Review of fire protection design drawing and shop drawing and provide for client approval.

Review of fire protection products submission as per the USACE requirements.

Inspection and review based on international and middle east national standards.

Cooperate with the risk based design review together with the US government consultant engineer.

In charge for site Installation follow up as per schedule/planning and conduct inspection on installation as per the NFPA standards.

Responsible for Testing and Commissioning of the Fire Alarm and Fire Protection System as per the USACE requirements.

Preparing and recommending the Fire and Gas system operation design Cause & Effect matrix.

Conduct inspections for Construction work safety and operation status for construction site safety devices.

Coordinate site HSE team to review the safety site inspection report. Review and implement the site safety requirements.

Coordinate with HSE inspections to identify the hazard and the safety standard implementation status for hazard handling.

Attend the core meeting with USACE Corps of engineers.

Review and design the Passive and active fire protection and life safety system.

Design and implement the interface with facility HVAC, Electrical, etc as per NFPA and USACE requirement.

Installation, maintenance, Testing, Coordination of Programming & Commissioning of MONACO Fire Alarm system.

Experience in editing and reloading the Fire Alarm Program using MONACO Fire Alarm Software.

Installation Testing and commissioning of Wet pipe sprinkler system.

Installation, testing, commissioning and functional test for Single interlock pre action system.

Installation, testing commissioning and functional test for CLEAN AGENT system.

Interfacing of Fire Alarm system with CLEAN AGENT system, Pre Action system, Wet pipe sprinkler system, HVAC system, etc.

Preparing the punch list comments as per NFPA standards and US Air Force Spec Standards.

Conduct final tests for Fire Fighting system installation, Fire Alarm system installation as per the requirements from NFPA standards.

Inspecting mechanical and electrical equipment interfacing (site installation/Testing/commissioning) operation as per the Fire alarm and notification system comments.

Inspection of HVAC commissioning work for testing, balancing and commissioning together with Life Safety system interfacing activation.

Conducting and participating Electric installation interfacing to Fire detection inspection (cable tray, conduit, cable pulling, cable termination, etc).

Attending the QA, client inspection, pre-final and final inspection.

MOHAMMED A AL MISNAD TRAD & CONT (JULY 2013 – SEPTEMBER 2014)

Position: Fire Protection Engineer

Project: Industrial & Commercial

Responsibilities Include: Contractor-Fire Protection, Fire Alarm and Life Safety.

Co-ordinate with the project and sales team.

Estimation of projects and Contracts analysis.

To advise and inspect on repair techniques, materials selection, inspection and testing requirements.

Implement Site Quality Plan, and ensure Contractor is in alignment with project specifications and international standards.

Develop an agreed audit schedule with the Construction Team.

Perform discipline audits on all construction site operation disciplines to ensure compliance with project specifications and work practices.

Perform audits on all construction contractors to ensure compliance with the project Site Quality Plan.

Project in charge for both the site construction and maintenance.

Materials brand and approval and specification confirmation.

Co-ordinate and follow up for the product approval team for Qatar Civil Defense product approval and Product approval renewal team.

Analyze and Report the purchasing requests for site.

In charge for Firefighting system, Fire Alarm system & Building Fire and Safety system.

Site Inspection as per NFPA Standards and advise for Design changes for the Fire fighting and Fire Alarm system and Fire & Safety system.

Conducting inspection for Fire and Life safety to ensure the safety system is in compliance with fire and life safety codes and standards. Supervise monitor and control the construction site safety as well as the buildings under maintenance contract.

Conduct periodic inspections to ensure the status of fire protection system and life safety system.

Recommend corrective actions if needed and ensure s compliance with all applicable codes and standards (National and International safety standards, NFPA 101 Life safety codes.

Conduct and participate in design changes as per the construction expansion and modifications for building structures to ensure and change design for fire and life safety system (Fire protection system, evacuation plan, monitoring system, Notification system, etc.

Co-ordinate / conduct maintenance and testing of Fire Protection and Life Safety system.

Conduct root cause failure analysis and recommend corrective action for system maintenance

Co-ordination for multiple projects, man power allocation, Materials supply & purchasing approval, Site installation Instruction & Site manpower Supervising for construction projects & work instruction for subcontracts work, meet Client & consultant for discussing the site clearance problems and for confirming work status with schedule, submission of commissioning documents and the approval of materials, drawings, installations.

Knowledge and experience in site Inspection on Installation, Commissioning and Maintenance as per NFPA standards.

Familiar with all the approved products UL, FM, LPCB, VDS, KITEMARK, FPA, etc.

Review and Approval of Project documents like Method of Statements, Inspection and Test Plan & Check Lists for all disciplines. Instrumentation, Fire Fighting system, Fire Alarm system, Mechanical, Structural, Piping, etc.

Inspects drawings, designs, and specifications for Instruments installation, Fire Fighting system installation, Fire Alarm system installation, Emergency evacuation plan.

Installation, maintenance, Testing & Commissioning of Fire Alarm system.

Fire pump room installation as per NFPA 20. Fire pumps (Diesel Pump, Main Pump & Jockey Pump) Installation, panel controller programming, testing and commissioning.

Installation, Testing and commissioning for sprinkler system, Deluge system, Foam Inductor system, Foam Generator system, Foam tank system, Clean Agent system(FM200 & Novec), fire Extinguisher, Hydrant system, Hose reel & civil defense landing valve fire extinguishing system, Fire monitor system, Fire extinguisher.

ZENER QATAR (APRIL 2008 – JULY 2013)

Position: Fire Protection Project Engineer

Project: Industrial, Commercial, Oil & Gas

Responsibilities Include: Contractor-Fire Protection, Fire Alarm, Life Safety.

CIVIL DEFENCE INSPECTION, CLIENT & CONSULTANT MEETINGS DESIGN CHANGES AS PER SITE CONDITIONS, SITE INSTRUCTION & MANPOWER AND MATERIAL ALLOCATION & CO-ORDINATION, DESIGN CHANGES COST ANALYSING AND ESTIMATION ANALYSIS .

Inspection and design review of architectural site condition previous to Installation of Fire Protection, Fire Alarm and Life safety system as per NFPA Standards and advise for Design changes for the Fire fighting and Fire Alarm system and Fire & Life Safety system.

Prepare Fire Project design and drawing together with project team and Review as per contract requirement and site condition.

Attend presales meetings and conduct break down meeting for project/maintenance contract.

Site work manpower allocation, supervising and work progress reporting. Installation inspection and Quality check.

Designate Controller, device, instrument, sensor, cable, etc as per the contract/client requirement.

Conducting inspection for Fire and Life safety to ensure the safety system is in compliance with fire and life safety codes and standards. Supervise monitor and control the construction site safety as well as the buildings under maintenance contract.

Fire Alarm system controller programming, program checking, Cause & effect logic & Life safety interfacing logic review for fire Alarm system as per NFPA requirement.

Fire Alarm loop voltage calculation



Contact this candidate