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Principal Structural Engineer (Onshore/Offshore) - 20 Years Experience

Location:
Madinat Khalifa North, Qatar
Posted:
May 29, 2026

Contact this candidate

Resume:

Block R*B, Ezdan

village *,

Almeshaf,

Alwukair,QATAR

*********@*****.***

suresh.marikannan

+91-956*******

+974-********

Number: ZA400411

Expiry Date:27Mar2036

30TH OCTOBER

INDIAN

MARRIED (2KIDS)

MMUP/UPDA

GRADE A Certified

QATAR Reg.No.27361

SURESH MARIKANNAN M.Tech (Struc.), FIE, Chartd. Engr.(IEI india) PRINCIPAL STRUCTURAL ENGINEER (ONSHORE & OFFSHORE) PROFILE SUMMARY

Around 20 years of successively responsible experience in expanded structural engineering fields like Feasibility study, Conceptual, FEED, and Detailed Engineering & Construction in various sectors like Oil & Gas (Offshore & Onshore), Power plants, Petrochemical Industries

& Infrastructures.

Combine excellent technical, analytical, and engineering qualifications with demonstrated achievement in delivering projects on time and within budgeted man-hours. DOMAIN EXPERTISE

Provide technical design and engineering services in Civil/Structural Engineering (Onshore

/Offshore) in accordance with international standards.

Performed detailed engineering analysis and design calculations for

Onshore structures- Chemical, Oil & Gas, Power Plant (Steel & Concrete Structures), Infrastructures, Residential & Commercial

Strong technical background in the analysis and design of:

Process and industrial structures

Equipment foundations

RCC and steel structures

Substations and utility buildings

Pipe racks and tank farm facilities

Underground structures, including basins, pits, and cable trenches

Petrochemical plants, including PP, PDH, HDPE, and LDPE facilities

Refinery and power plant infrastructure

Offshore Fixed & FPSO structures- (In-service & Preservice Analysis)

- Extensive experience in greenfield and brownfield offshore projects involving jacket and topside structural analyses, including global in-place, seismic, boat impact, spectral fatigue, and pushover analysis using SACS.

- Well-versed in loadout, transportation, lifting analysis, and miscellaneous structural design for offshore facilities.

- Experienced in reviewing and managing topside and jacket weight control reports for offshore platforms.

- Experienced in installation studies, including maneuvering routes, installation sequences, and jack-up barge arrangements for new equipment and structural installations.

- Successfully delivered complex multidisciplinary projects in highly regulated environments through effective coordination with engineering disciplines, workshare offices, fabrication yards, and vendors while ensuring compliance with project standards and quality requirements.

- Strong experience in guiding engineering teams for brownfield platform development and modeling using limited existing jacket and topside data.

- Good knowledge of international offshore engineering standards, including API, ISO, AISC, ABS, and DNV, along with client standards such as QatarEnergy (QP), ONGC, ADNOC, & Specs.

Strong leadership, team building and problem-solving skills.

Automation of MTOs and DR’s, Pre-bid and proposal document

Quality & Value-Added Engineering solutions to tasks

Coordinating job with clients, inside the team & other disciplines

Site inspection survey

Proof checking, Secondment job

Proposals, Man-hours Budgeting, Cost, and Vendor data review / Incorporation PROFESSIONAL QUALIFICATIONS

Master’s Degree in Structural Engineering with CGPA 9.2% from SRM University in 2017, Chennai, India

Bachelor’s degree in civil engineering with 74% from PSNA CET Dindigul - Anna University in 2006, India PROFESSIONAL AFFILIATION

Fellow Member in Institution of Engineers (FIE)–Membership No. F-1312738 with Chartered Engineer category

MMUP/UPDA GRADE ‘A’ Certified QATAR Reg. No.27361

Saudi Council of Engineers (SCE) – Membership No.125085

NPTEL India- Dynamics of Ocean Structures (Online exam)-Globally Certified as 64% (Secured 9th rank- Overall India) SOFTWARE SKILLS

SACS V16.0

STAAD Pro V8i

ETABS

ROBOT

GT STRUDL

MS Office (VBA application in Excel)

INTERNATIONAL AND COMPANY STANDARDS

o Conversant with relevant international codes and standards like API RP 2A, AISC, British, European, Indian & Russian. o Driven with oil and gas company standards like NOC, ADNOC, QE, Norwegian & SAUDI ARAMCO. ROLES

o Lead Engineer

o Acting Lead Engineer

o Secondment Engineer

o Assistant Engineer

o Job Engineer

o Trainee

COUNTRY EXPERIENCE

o Saudi Arabia

o Qatar

MARKET SECTOR

Oil & Gas (Offshore & Onshore), Power plants, Petrochemical Industries & Infrastructures. WORK EXPERIENCE

Client: NOC (North Oil Company)

Engineering Consultant: Worley Qatar

Type of Contract: - Framework

Site Location: AlShaeen Field, QATAR

Type: Offshore (Brown Field)

Software: SACS V.16

Codes: API, AISC (14) & NOC standards

Role:

Task:

-

-

Principal Structural Engineer (Lead)

Currently acting lead offshore structural team

To carry out detailed engineering for necessary modifications in Facilities and Flowlines Project

Responsibilities:

- Managing Offshore Structural Engineering and Drafting activities for ongoing projects.

- Reviewing offshore structural RO/RFP CTR documents for client submission and approval.

- Reviewing additional manhour requirements for DCN and newly added project scopes.

- Preparing weekly work schedules and allocating resources based on project priorities.

- Attending weekly management meetings and submitting project progress updates.

- Participating in KOM and technical meetings with QatarEnergy for engineering discussions and project coordination.

- Monitoring team performance to ensure project schedules and deliverables are achieved efficiently.

- Coordinating with internal disciplines, clients, vendors, and external stakeholders.

- Reviewing and approving offshore structural drawings, calculations, and engineering documents.

- Monitoring and approving manpower timesheets and manhour distribution.

- Reviewing site survey reports and participating in client discussions for technical option selection.

- Providing technical guidance and daily engineering support to offshore structural team members.

Projects Handled:

- B Loc Modification /extension:

• Detail Engineering scope: Assessment of the topside structure extension for the existing scaffolding arrangement. SACS calculation validation report and WCR

- Other Brownfield Projects:

Review and approve Proposals, CTR, Specifications, Work packs, Calculations, TQs, etc.

Attend Design reviews, Model reviews, Construction reviews & HAZIDs

Project Engineering for single-discipline projects

Review deliverables of greenfield projects for technical assurance / standard compliance

- CSCC – Projects

Prepare Scope of Work documents for Engineering and Line-Walk Surveys related to CSCC modification activities.

Review work packs and engineering deliverables for structural modifications associated with CSCC works.

- Flowline Modification Projects

Successfully completed more than 100 flowline pipe support modification projects from wellhead to manifold, including drafting, structural calculations, and weight report preparation.

Successfully handled and completed nearly 50 workover projects as part of the structural engineering discipline.

WORLEY QATAR PRINCIPAL STRUCTURAL ENGINEER APRIL 2018 - TILL Client: QATARENERGY (QE)

Engineering Consultant: Worley

Qatar Site Location: QATAR

Type: Offshore (Brown Field)

Software: SACS V.16

Codes: API, AISC (14) & NOC standards

Role:

Responsibilities:

- JPO data (Pushover) for Fixed Production Platforms IS-23, IS37, and IS- R06B.

- Structural Pushover study, Structural feasibilities validation,

- Layout verification, Equipment and structural installation and removal study and drawing preparation.

- CRS, Calculation Report Preparation & Drawing check

- Miscellaneous items like piping support design, etc..

- Interaction with other disciplines and interface with the client for approval

Client: ADNOC

Engineering Consultant: Worley ABUDHABI -

QATAR

Site Location: UMM Shaif Integrated Gas Cap

Phase 1 & Surface Pressure Boosting (SPB) Project

– FEED

Type: Offshore (Green Field)

Software: SACS V.16

Codes: API, AISC (14) & ADNOC standards

Role:

Responsibilities:

- Front-End Engineering Design (FEED) for Surface Pressure Boosting

(SPB) Project, including platforms SPB and IGD HAP.

- Reviewed structural analyses, design, and drawing documents for offshore platforms (SPB and IGD HAP), covering Pushover, Fatigue, Seismic, Transportation, On-bottom Stability, Jacket Mating, Deck Mating, Jacket Miscellaneous, Deck Miscellaneous, and Boat-Impact analyses.

- CRS, Calculation Report Preparation & Drawing check

- Miscellaneous items like piping support design, etc.,

- Interaction with other disciplines and interface with client for approval Principal Structural Engineer

Principal Structural Engineer

Prepared proposal estimates and reviews offshore structural CTRs for multiple projects, including:

• Maydan Mahzam (MM) Redevelopment Project EPIC 1 – MM Greenfield Installation & Brownfield Modifications

• Structural Re-analysis and Design of BA and DA Topsides Components (NOC)

• LSTK – DD for NFPS Comp 3 A&B (Saipem)

• Zirku Island Facilities Package 7 (ADNOC)

• EPIC3 – BH Wellheads Brownfield Modifications and Upgrades

• Front-End Engineering Design (FEED) for New SPM & PLEM and NGL Surge Mitigation at MIC

*Contract basis from EDAC Staffing Solutions Chennai Client: ZapSibNeftekhim (ZSN)

EPC Contractor: Technip Russia

Engineering Consultant: Technip Chennai

Location: Tobolsk, Western Siberia, Russia

Type: Onshore (Green Field)

Software: STAAD Pro

Codes: Russian SNIP standards

Manhours: 1.2 million hrs

Costs: 7 billions US $ project

Role:

Task:

-

Lead Structural Engineer (Jan 2016 to May 2016) (Onshore) To carry out detailed engineering for extension of existing Sibur petrochemical complex

Responsibilities:

- Analysis and Design of Piperack & Tank structures

- Checking the detailed drawings based on structural input

- Miscellaneous items like equipment & pipe support design,etc.,

- Approval of design and drawings with clients

- Guiding the team to focus to productivity of work

- CRS,Calculation Report Preparation & Drawing check

- Interface with client and interaction with other disciplines RESULTS MARINE (P) LTD CHENNAI SENIOR STRUCTURAL ENGINEER JUNE 2016 – MARCH 2018 Client: Reliance India Limited

EPC Contractor: AFCONS

Engg. Consultant: Results Marine (P) Ltd

Location: Jamnagar, Gujarat

Type: Jetty project (Green

Field) Software: SACS V.10

Manhours: 1000hrs

Costs: 1million INR

Role:

Task:

-

Lead Structural Engineer (Onshore & Offshore)

To carry out Prebid engineering for necessary residual work support to Reliance Industries for expansion of its jetty facility in Jamnagar Responsibilities:

- Pre-bid engineering support.

- Technical Bid Evaluation,

- Preparation of RFQ,

- Miscellaneous items like padeye, equipment pipe support design,etc.,

- Guiding the team (2 Designers) to focus to productivity of work

- Interface with client and interaction with other disciplines TECHNIP INDIA (P) LTD CHENNAI LEAD STRUCTURAL ENGINEER AUGUST 2014 – MAY 2016 Client: Martin Linge Oil and Gas Field (Norway)

- Total E&P

EPC Contractor: Technip Russia Engineering

Consultant: Technip Chennai Location:

Norwegian Continental Shelf (NCS) Type:

Offshore (Green Field)

Software: SACS V5.6

Codes: API, European & Norwegian Standards

Manhours: 1 million hrs

Costs: 1.25 billion US $ project

Role:

Task:

-

Lead Structural Engineer (Aug 2014 to Jan 2016) (Offshore) To carry out detailed engineering for the topsides which are composed of utility module, a process module made of 3 components well bay, compression module and oil & gas processing areas, Flare Module and LQ module.

Responsibilities:

- In-service analysis (Inplace & Dynamic) -Topsides

- Pre-service analysis (Lifting & Transportation) – Topsides

- Checking the detailed drawings based on structural input

- Miscellaneous items like equipment & pipe support design,etc.,

- Approval of design and drawings with clients

- Guiding the team to focus to productivity of work

- CRS,Calculation Report Preparation & Drawing check

- Interface with client and interaction with other disciplines Role: Lead Structural Engineer

Task:

- To bring out full suite of engineering and project management services for the on-going offshore green and brownfields projects.

- The MPP team has to-date successfully carried out the project management, engineering, design, fabrication and installation supervision of more than 45 new platforms, the upgrade of 100 existing platforms Projects handled:

1. Modification of SAFANIYA 14-511/513 platform

- Strength Assessment Engineering for solar upgrade project (SOFD)

- Platform type 4 legged jacket with topsides

- Water depth 10.4m

2. Modification of BERRI 227,262,278 platform

- Modification in topside to support equipment in main deck and drill a new water injection well

- Platform type 3 legged jacket with topsides

- Water depth 35m

3. Modification of ABSF 7 platform

- Strength Assessment for new well head decks installation AOFD)

- Platform type 4 legged jacket with topsides

- Water depth 12.7m

4. Marjan 3 AP- Gas Oil Separation Plant (GOSP)

- Strength Assessment for installation of electrified production deck modules

- Platform type 8 legged jacket with topsides

- Water depth 42.9m

5. Zuluf 1 PP-Gas Oil Separation Plant

- Strength Assessment for installation of electrified production deck modules

- Platform type 8 legged jacket with topsides

- Water depth 29.9m

6. Tower Crane Replacement Project

- Task involves proposal for replaces the seven tower cranes in Marjan and eight tower cranes in Zuluf GOSP’s Fields for SAUDI ARAMCO and

- Structural adequacy of structure by using SACS local Inplace static analysis for crane supported deck.

Responsibilities:

- In-service analysis (PSI,Wave & Dynamic Studies) – Jacket & Topsides

- Pre-service analysis (Lifting & Transportation) – Jacket & Topsides

- Miscellaneous items like J-Tube, equipment & pipe support design,etc.,

- Proof checking and review of structural layouts, documents & drawings

- Site visual inspection survey (More than 15 platforms visited) – Recommendations & Conclusions

- Upgrade structural strengthening assessment reports

- Quality checks for all structural documents and drawings

- Checking the detailed drawings based on structural input

- Approval of design and drawings with clients

- Guiding the team to focus to productivity of work

- Comment Resolution Sheet preparation

- Proposal & Feed Document Preparation

- Interface meeting with client and interaction with other disciplines WORLEY PARSONS ARABIA LTD LEAD STRUCTURAL ENGINEER MAY 2012 – JULY 2014 Client: Saudi Aramco

Engineering Consultant: Worley Parsons

Arabia Ltd

Location: Saudi Arabia

Type: Offshore (Green & Brown Field)

Software: SACS V5.6

Codes: API, AISC & Saudi Aramco Standards

Duration: Long term Maintain Potential

Program (MPP) contract for Project Proposal

Packages

*Contract basis from Oiltech, Chennai

*Contract basis from Prathmetix Consultancy Group, Chennai POWER PROJECT (Greenfield)

KAKATIYA THERMAL POWER PLANT PROJECT – Detailed engineering for power project for APGENCO, INDIA. Analysis and design of RCC (Buildings, Pump Foundations, Liquid retaining structure and other miscellaneous pipe support structure) using STAAD Pro, Checking the detailed drawings based on structural input, Approval of design and drawings with clients and interface with client and interaction with other disciplines. Contract basis from ICSR IITM

INFRASTRUCTURE PROJECT (Greenfield)

Central Government Welfare Housing Organization (CGEWHO) Andhra Pradesh, INDIA –Proof checking of design documents from other consultancies using ETABS & STAAD Pro. Checking the detailed drawings based on structural input, Approval of design and drawings with clients and interface with other disciplines PETRO 6 E & C (P) LTD CHENNAI SENIOR STRUCTURAL ENGINEER JUNE 2011 – APRIL 2012 Client: Qatar Petroleum (Now QATARENERGY)

Engineering Consultant: Black Cat E & C

Location: Dhukan Area, Qatar

Type: Onshore (Green Field)

Software: STAAD Pro

Codes: British & Qatar petroleum Standards

Role:

Task:

-

Senior Structural Engineer

To carryout the detailed engineering work for Dukhan Field to support additional pipe supports / launcher supports

-

Responsibilities:

- Miscellaneous items like equipment & pipe support design,etc.,

- Quality checks for all structural documents and drawings

- Calculation report preparation

- Checking the detailed drawings based on structural input

- Approval of design and drawings with clients

- Guiding the team to focus to productivity of work

- Interface meeting with client and interaction with other disciplines Client: PC Myanmar

Engineering Consultant: Petro6 E&C

Location: Hong Kong

Type: Offshore (Brown Field)

Software: SACS V5.3

Codes: API & AISC Standards

Role:

Task:

-

Senior Structural Engineer

To carryout strength assessment for offshore topside to support additional pipe supports / launcher in main deck based on new environmental data’s for existing platform

Responsibilities:

- In-service analysis (PSI,Wave & Dynamic Studies) – Jacket & Topsides

- Pre-service analysis (Lifting & Transportation) – Jacket & Topsides

- Miscellaneous items like equipment & pipe support design,etc.,

- Quality checks for all structural documents and drawings

- Calculation report preparation

- Checking the detailed drawings based on structural input

- Approval of design and drawings with clients

- Guiding the team to focus to productivity of work

- Interface meeting with client and interaction with other disciplines BLACK CAT E & C LTD QATAR SENIOR STRUCTURAL ENGINEER MAR 2011 – JUNE 2011 INDIAN INSTITUTE OF TECHNOLOGY MADRAS PROJECT ASSOCIATE JUNE 2006 – AUG 2007 BGR ENERGY SYSTEMS LTD CHENNAI DESIGN ENGINEER SEP 2007 – MAR 2009



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