Cover Letter

Dear HR Dept.,

I am writing to inquire about the role of Senior Unified Communications Engineer.

I have over 15 years in Cisco Call Managers products, over 15 years in WAN and LAN protocols, and around 10 years in MS Active Directory in I.T. experience. I have had led IT as a technical advisor and also evangelize managers and lower staff member about new technology. I feel very capable and qualified for the job. I have listed some of the projects I had led and knowledge I have:

Education in B.S. in C.S. Experience analyzing, installing, monitoring, and maintaining computer networks, network security software, and configuration management and network monitoring. Strong analytical and organizational skills.

Client facing post-sales support and worked effectively in a team environment to promote customer service and handle complex tier three technical issues.

Member of a Manager Serviced Collaboration team.

Augment the awareness of how to troubleshoot encrypted SIP calls on the SBC.

Expertise in CUCM, CUC, and MRA Jabber, SIP trunk, CUBE, Webex Management interface and Video Conferencing.

Built WAN, MAN and LAN network Redundancy.

Delivery/Service Assurance systems, VOIP and UC peripherals.

Migrated hundred and twenty four T1 to SIP trunks for Santander Bank.

Analyses, designed and deploy all the Automated Attendant (System call handlers) for all the business units of the company, and customers.

Analysis, designed and deploy the script for the module that distribute the calls to the Call Centre based on department assistance needed (Skill based route CSQ) and resources available (UCCX). I selected the personal with the voice talent and made the voice recording.

Improve network resources with Traffic Shaping (QoS) techniques and WAN Accelerations Riverbed (dedup).

On the WAN side: Routing Protocols: BGP, OSFP, EGP, VRF, GRE, VPN, DMVPN, EtherChannel, SAN and NAS.

Manage multi-vendor / IPS. Create legal contract that will guarantee Vendors meet SLA, Monitoring tools, company and support under urgent events. Research if the Vendors have the capability to support the contract.

Excellent scripting and GPO Skills for enforcing corporate policy through Out Windows AD in Windows 2008

On the Server side, strong knowledge on AD, Exchange Server, Email Archiving solutions and Disaster recovery solutions.

Good working skills with VMware and NetApp Storage.

Attached is my resume with the specifics of my background for your review. I have not included many of other technology in my resume because it would be too extensive (example the administration side of the IT Dept.). I look forward meeting with you and discussing my qualifications in more detail.

Sincerely,

Victor Rojas

Cell +1-510-***-****

adzsk7@r.postjobfree.com

Victor Rojas adzsk7@r.postjobfree.com Cell: +1 (510) 378 – 8883

Senior Unified Communications Engineer.

Experience

05/2022 ~ Present. Zensar technologies, supporting the City of San Diego,Ca

Senior Collaboration Engineer / Senior System Engineer

Be knowledgeable about the Support Agreement of the responsibility and in the polices, processes, and procedures to deliver Services to the Client

Ensure Voice team provides prompt resolutions to be in accordance with Service level agreements.

Monitor and report on the performance for the Voice service area as required by the Agreement

Evaluate customer feedback to develop quality improvements to service delivery

Actively and consistently support all efforts to simplify and enhance the customer experience

Provides leadership in Voice network operations support in a 24/7 operating environment

Initial point of contact for all major issues during their coverage period

Responsible for staying on top of all event, incident, and requests/change management for all during their shifts

Ensures timely and accurate notifications of network issues are being communicated to the business and that all outages are being escalated accordingly with our vendor/carrier partners

Ensures that all process and procedures have been implemented, understood and followed for their responsible shift

Coach and mentor teams to ensure personnel are working issues as efficiently and accurately as possible in a team oriented professional culture

Meet very aggressive network availability, MTTR, and ticket handling objectives while providing hands-on leadership during network events.

Participates in change control committee, providing input into all changes/additions to network to ensure minimal disruption to production system

Resolves any scheduled maintenance or major outage issues escalated from direct reports

Manage decommissioning, upgrades, maintenance and support of the

Provide clear, timely and pertinent communication to colleagues, management and service users.

Contribute to the writing of disaster recovering risk management processes and documentation, as directed.

Attendance and reporting to appropriate internal and external meet Appropriate training of other staff.

9/14/2016 ~ 08/31/2021 NWN Senior Collaboration Engineer.

Essential and key job responsibilities for this role include:

Configuring, installing, troubleshooting and repairing Cisco Collaboration solutions for our customers.

Meeting the billable/chargeable targets set by the company. Billable and chargeable time should consist of assessment, planning, design, configuration, installation and support of the solutions offered by the company.

Assisting Presales and Marketing where applicable. Specifically, supporting the team with validation of solution designs, bill of materials, statements of work, and labor estimates when appropriate.

Responsible for communicating to clients, peers and management status of incidents.

Ability to relay technical information to both technical and non-technical personnel.

High Experience with the following solutions and technologies:

oCisco Call Manager :

oHunt Pilots, Call Queuing (Hunt Pilot), Sip Trunk, Translation Pattern, Route Pattern, Route List, Route Group, Sip trunk, H323, Standard Route Pattern, Transformation Pattern, Certificates manipulation, Endpoint Device MACDs . Configuration of CUCM Cluster with IMP and services profiles. CDR and CAR. DRF configuration. CLI and more ( like setting up device pool, etc.).

oUnity Connection :

oMailbox MACDs, Quotas, Single Inbox, Speech test, SMTP Relay, MS Active Directory Integration and Authentication. User Profiles, Web Inbox.

oSystem Call Handlers with business hours for standard, close, alternate and holiday greetings. Greeting Administrations.

oExpressways: MRA, certificates manipulations.

oVideo Conferencing Management with registration on CUCM and Webex. MACD on Video Conferencing devices.

oCUBE and gateways: SRST, SIP, PRI, Analog gateways, router and CLI Debugging skills.

oCUCDM and Kurmi application software acting as an operator NOT as an architect.

oUCCX: integration and scripting.

oRouting and Switching.

04/27/2015 ~ 09/19/2016. Cisco System, Inc. Supporting the Department of Defense. Camp Pendleton. San Diego. CA.

Network Consulting Engineer (ENGINEER.IV.NETWORK CONSULTING.CUSTOMER ADVOCACY--EXTERNAL-PS).

Creation of customer deliverable documentation including High Level Designs, Low Level Designs and test plans for the entire Collaboration portfolio.

Facilitate assessments of the customer’s network utilizing our toolset

Provide best practices consulting to remediate findings.

Support testing and validation of solutions and software strategies, configure devices, and troubleshoot errors regarding VRF, EIGRP, BGP, DMVPN, AS-SIP (Encrypted signal) and CME configuration.

Deliver training VRF, EIGRP, BGP, DMVPN, AS-SIP (Encrypted signal).

Project worked on Tactical Load Bandwidth Sharing, SBC SIP Encryptions and Radar Redundancy.

12/01/2014 – 04/02/2015. Grifols Diagnostic. Inc.( thru Select Group) . Emeryville. CA.

Network Engineer / Consulting

Refresh their eighteen IDF(es) switches with the Cisco Catalyst 2900 switches. Interconnect all building to the Distribution layer via Fiber optic and microwave. Replaced all the old Cisco Catalyst 3750G switches. All Uplink done with LC and LS fiber optic cables.

08/02/2014 ~ 12/01/2014. Lucile Packard Children Hospital (LPCH) (thru Dell and National System Consulting). San Jose .CA

Senior Network Engineer / Consulting

Configure Site to Site VPN and User VPN with Cisco IOS Security Feature Pack/Crypto Maps.

Build the VPN based on IOS Scripting and BGP.

Deploy Cisco Catalyst series switches with Power Stack, Stack Wise, Policy based Route, IP Service Level agreement and EEM Scripting.

Integrate Remote Doctor Practice office to the office MPLS.

Designed the failover site to site VPN and configure BGP.

09/02/2013 ~ 05/06/2014. USWired Inc. San Jose .CA

Senior Network Engineer / Consulting

Configure Site to Site VPN and User Remote Access VPN with Cisco IOS Security Feature Pack/Crypto Maps.

Deploy Cisco Catalyst series switches with Power Stack, Stack Wise, POE, Policy based Route, IP SLA and EEM Scripting.

Designed and implement Zone Based Firewall, with NAT, PAT.

Site to Site (S2S) VPN with tunnel VTI and redundant ISP.

Created an script in IOS for Redundancy based on slow ISP network performance and ISP network failures, while BGP was not present.

Forced VPN to be maintained over continuously.

Configure the routers for WCCP.

Troubleshoot complex network environments with Cisco Switches and routers.

Post-Sales Support.

Design network for offices with redundancy to support VoIP solution.

09/12/2012 ~ 4/20/2013 Sovereign Bank. Santander Group. Boston, MA

Senior Cisco Unified Communication Engineer

Responsible for two CM Cluster with Eight Call Managers and 5 windows Unity with 12500 phones.

Created the Bill of Material (BOM) for Call Manager and Unity to Ver 8.6

Training junior’s engineers.

Guarantee that all configurations are being backup and ready to be restored at any time. That included CUCM, Unity, presences, UCCX, switches, routers and Firewalls.

Conversions of 124 POTs and TDMs to SIP trunks.

Configuration of the Cisco Catalyst switches 35XX and 37XX

Create, delete and Modify existing System Call handlers (SCH) in Unity

Responsible for the validation of new VoIP Infra-structure designed that Cisco provided and corrected architectural errors found in their initial proposal.

Validate BOM proposal from Cisco that included hardware and software licensing for the new versions.

Be the Highest escalation point of contact for technical assistance. Responsible for troubleshooting the most complex users VOIP problems with CUCM and CUC. Possess working knowledge with Micro and Macro log for investigating problems with calls.

Designed network with Cisco recommended Quality of Services best practice.

Provide design and architect solution for the addition of news offices; like dialing plan, digit manipulation, Media Resources (Annunciator, Conference Bridge, Transcoders, etc). Bulk Administration addition, deletion and modification.

Reduce international calls by implementing TEHO (Tail End Hop Off) which allow by-passing international toll charges when calling from the US and Mexico and Europe. This involved changing the Dial PLAN: router pattern, Translation pattern, transformation party for caller and called parties.

1999 – 8/15/2012 Delta Products Corp. Fremont, CA

Senior Network Engineer / Senior Voice Engineer

LAN/WAN

Configured two Routing protocols to EIGRP AS (USA East and West Cost) to control default Gateway per the regions and for each other backup Default gateway.

Configure OSPF for redistributing the routing table from WAN EIGRP on the Cisco 3945 to the Juniper SXR240 Firewall.

Configure BGP with Multi-homing for ISP redundancy with load balancing.

I controlled the returned path with Med, IP Filter and Route maps. And the outbound with default Local preference route with BGP communities

Architected redundant path for corporate WAN and LAN.

Built VPN, Tunnels and multiple path configurations for load balancing for Site-to-Site VPN.

Train other IT members Engineers on new or advanced products and services

Experience in a routed and switched network environment (Cisco, Juniper, Network e-mail, DNS) consisting of at least 150 local/remote devices

Provides LAN / WAN support for 15 offices domestic office and 6 international offices.

Validate solution proposed by third party vendors to make sure they are the best for the company based on cisco SRND.

Create, analyzed and modify Scope of Work related to contracts that had being invited to help me to support the projects.

Voice

Cisco Call manager / Cisco unified Communication Manager

skills setting up MGCP GW, SIP Trunk, H.323 and Computer Telephony Interface

Strong knowledge on Dial plan with call search space and partitions for controlling calls via Globalization, normalization, and localization with Domestic Dial Plan and TEHO calls

Excellent knowledge on translation pattern, route pattern and transformation pattern

Excellent knowledge on Route list, Route group, Gateways and Standard Route Pattern

Know how to setup, Device pool, Time Zone, Etc.

Good skills setting with Media Resource Group List ( Conf resource + MOH + MTP)

Very good know on Hunt group

AD Integration ( Synchronization and Authentication )

good setting Cisco Phone 79XX (7925,791X,794X,796X), Polycom SIP phones and Conference Room PhS. Cisco UCS C220 SERIES.

Good understanding on trouble shooting tools like RTMT, DNA (Dialed number Analyzer)

Voice Gateway and CUBE

Know how to setup Basic SRST with PLAR

Know how to setup FXS and FXO, T1

Good knowledge setting and troubleshooting Dial Peers in H323 and SIP.

Cisco Unity Connection:

Voice mail integration:

Integration of Unity connection with Active directory

Configuration of voice to mailbox via the exchange server

Skills with Bulk Administration Tool : that allow create and assigned a mailbox on users in CUCM and AD and Change Pin number

Windows 2003 and 2008 Act Dir Integration through LDAP

Configuration on Music on hold based on company or department

Auto-Attendant / System attendant :

Expert on setting up, modifying and removing prerecorded voice messages that greet callers and send them to correct extension, based on a menu options that the caller have to select as they dial the main phone number.

Cisco Unified Contact Center Express

Know how to setup the skill group and Contact service queue

Very good knowledge on creating script for to direct calls based on Skill set

Know how to setup music on Hold that could announce marketing messages to promote or advertise new services, policy or information that the caller can hear while a representative become available for the user.

Cisco Unified Presence

Support VoIP services and systems for maximum reliability; provide corrective maintenance direction as required.

Knowledge on VoIP technology and standards ( CODEC, DTMF, RTP)

Create user manuals, and trained personal of offices located locally and remotely

Designed network with Cisco recommended Quality of Services best practice.

Guarantee that all configurations are being backup and ready to be restored at any time. That included CUCM, Unity, presences, UCCX, switches, routers and Firewalls.

Designed, configure and test redundancy solution for the Call Manager, Unity, UCCX and SRST.

Integration, authentication and filtering with MS Active Directory with Collaboration Products.

Responsible for creating, adding or deleting Automatic Call Distribution and Interactive Voice Response Scripting.

Built customized recorded messages in different language for announcement directed to different type of customers, marketing rally initiated by the Sales Team.

Ability to mixed recorded announcements with background music and play them as callers are queued waiting to be received by an agent, operator, or VMs.

Be the Highest escalation point of contact for technical assistance. Responsible for troubleshooting the most complex users VOIP problems with CUCM and CUC. Possess working knowledge with RTMT, Micro and Macro log for investigating problems with calls

Reduce international calls by implementing TEHO (Tail End Hop Off) which allow by-passing international toll charges when calling from the US and Mexico, China, Europe and Brazil. This involved changing the Dial PLAN: router pattern, Translation pattern, transformation party for caller and called parties.

Convert 15 offices from Analog lines to SIP trunk solutions and integrate them to the new Cisco Unified Communication Manager.

Experience with Firewalls

Strong Working knowledge of TCP/IP, PPP,, Frame Relay, VLAN, NAT, L2TP, PPTP, DNS, DHCP, Email, Web, POP3, SMTP, HTTP, Ping, Telnet, Trace Route, SSH

Stateful firewalls Juniper firewall platform

Very Good working knowledge on Security zones, security policies and their Address book

Understanding IKE and IPSec Packet Processing

Configuring an IPSec, Tunnel.

Juniper Intrusion, detection System /Intrusion Prevention System

Implemented firewall for Public, DMZ, LAN and WAN. NAT. (JunOS and Cisco ASA)

Install, configure, maintain, proactively monitor, and repair all network equipment consisting of, but not limited to, Cisco routers and Juniper Firewall

WAN Technology:

Standardization, optimization, design, implementation, network infrastructure planning

Routing/Switching (RIP, EIGRP, OSPF, BGP) and advanced features

IOS & JunOS CFG Standardization

WAN optimization Steelhead Riverbed.

Integrate domestics and international offices (Europe, America and ASIA)

Architect WAN and LAN operation for corporate datacenter operations

Implemented Singled and Bundled T1s. Frame Relay, ISDN BRI and PRI, full Mesh cloud topology

Hands-on experience with traffic monitoring and management toolkit

Experience with advanced network concepts and technologies such as Traffic Shaping, QoS, CoS,

Knowledge and understanding of implementing equipment into a network and have high level knowledge of what goes into a product implementation.

Visio Documentation

Principal Duties and Responsibilities:

Thorough understanding of the TCP/IP suite and OSI model and IP Addressing

Conceptual knowledge in IPV6.

Contribute to drop cost for more than 70% for remote branches in Telecom expenses.

Experience working in large enterprise network in a design, engineering, or architecture role

Responsible for event notification acknowledgement and correlation via Network Management System (NMS), and notification to affected team in the corporation in a rapid manner

Install, configure, maintain, proactive monitor, and repair all network equipment consisting of, but not limited to, Cisco, Juniper, and network Switches.

Assist in trouble ticket and technical escalation path forward and resolution

Responsible to work with other department on troubleshooting, resolving, and communicating technical issues

Work with field and/or engineering in testing and accepting new circuits to be connected to corporate Network, in addition to clearing of troubles and/or network outages

Responsible and accountable for the stability of ours platforms and network components

Provides technical guidance to network engineering support group in a LAN/WAN platform environment that uses Cisco and Juniper routers and Dell switches,

Standardized administration process for IT operations.

Strong understanding and knowledge of MS Windows OS and AD

12/97-12/99 Delta Products Corp Fremont, CA

Network Administrator

Responsible for 350 user’s desktop support.

Configure Cisco WAN (IGRP, RIP and EIGRP with T1, E1, Frame Relay n ISDN).

Design each office LAN, Switches. Configure Dell Power Connect Switches 3024, 5012 Layer 1 and 2.

Configure MS Win NT Server, MS Exchange 5.0 and Trend Micro NeatSuit.

Install and Administer Win NT. And Novel Netware 4.12.

Configured PC and Laptops. Consolidate corporate software versions.

Training new employees for Local and remote offices.

Configured Network appliance: printers, network photo copiers, hubs.

Certification

CCNA - Cisco Certified Network Associate

CCNA Voice, CCNP Voice and CCIE Collaboration Written.

MCP - Microsoft Certified Server

BS in Computer Science. Universidad Bicentenaria de Aragua (UBA). Aragua. Venezuela. http://www.uba.net.ve/estudios/escuelas/esis.php.

Aspiration :

Have a customer sponsor the CCIE in collaboration.

Have more opportunity in UCCX and UCCE.

Participate in deployments.

Recent Training

Communication Strategies

Dealing with Conflict and Difficult People

Security : Certified Ethical Hacker

Network Appliance (A.K.A :NETAPP) : Data ONTAP Fundamentals

MS Windows 2008 Active Directory Designed.

VMware ESX Server Training ( VMotion, VBD, VDS and others)

Juniper Networks

Operating Juniper Networks Routers in the Enterprise

Advanced Juniper Networks Routing in the Enterprise

Implementing Netscreen /Juniper Security Manager

Implementing Netscreen /Juniper Instruction Detection and Prevention

MSCE (Microsoft Computer Engineer)

UNIX Basic Course

Novell NetWare 4.11

Cisco

CCNA and CCNP Voice

CCNP routing and switching.

BGP --Configuring BGP on Cisco Routers

Windows 2003 core

Victor Rojas adzsk7@r.postjobfree.com Cell: +1 (510) 378 - 8883

Contact this candidate