SENIOR ENGINEER, PIPELINES (140541) in Lagos, Nigeria

at Addax Petroleum

Oil & Gas / Mining
Minimum Qualification
Bachelor's Degree
Required Experience
15+ years
Employment Type
Full Time
Male or Female
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Job Description

Position Description

To provide pipeline construction engineering expertise to aid in the execution of the Company’s onshore and offshore pipeline installation projects and on-going operations.



Co-ordinate the pipeline construction engineering and constructability aspects of projects to ensure that objectives are met within the approved scope, budget and schedule with available construction equipment, assets and resources.

Monitor and review Contractors pipeline engineering effort, ensure constructability and make recommendations to Senior Engineering Co-ordinator.

Draft/ review/ approve the pipeline route survey and pipelay work processes.

Prepare the documentation required by the necessary regulatory bodies with special reference to the pipeline route survey and laying works.

Prepare and maintain the BOD for the pipeline project in order to ensure that all disciplines work to consistent and up-to-date information. The BOD will be maintained in a “current” condition throughout the project phases by regular review and updates.

Develop specifications for material selection, procurement, installation, testing, commissioning and operation of the various pipelines in service with Company.

Maintain pipeline records of all existing pipelines in order to avoid unplanned pipeline crossings, etc.

Co-ordinate land acquisitions and secure pipeline right of way (ROW) easement.

Co-ordinate and develop pipeline engineering plans and specifications including pig launchers and receivers, leak detection systems and flow measurements.

Ensure that Addax quality control procedures are being followed while performing the various tasks on the project as per QMS and PQP.

Perform construction engineering calculations for onshore and offshore pipelines, in accordance with international codes and standards, good engineering practice and specific project requirements.

Interact with other disciplines as required for design development on projects and with Contractors / Vendors / PSC department. Co-ordinate with other lead engineers for interdisciplinary tasks.

Identify issues that impede project progress and report to the Senior Engineering Co-ordinator.

Prepare and present man-hour estimates, PEP and weekly reports, progress reports, etc as required.

Technically evaluate and specify equipment and services associated with pipeline route survey, pipeline installation, PLEM installation, sub-sea mattress installation, subsea pipeline crossing construction, etc.

Ensure the implementation of HSE requirements throughout all the phases of pipeline system design.

To participate in HAZOP’s and other key design reviews.

Co-ordinate and maintain pipelines environmental assessment studies and developing mitigation strategies.

Identify new methodology of work process required for higher productivity.

Carry out conceptual studies, including techno-economic feasibility studies for optimum pipeline design development.

Provide offshore pipelay barge engineering support as well as other interdisciplinary support should the requirement arise.

Carry out site visits, offshore and onshore, as required, to confirm that the works is being executed by Contractor as specified in the Contract and with optimum planning.

Monitor and approve as-built documentation prepared by construction contractor, perform walk-throughs where necessary and prepare close-out reports.

May occasionally be required to act in the capacity of consultant and produce discreet work package deliverables.

To provide input to Front End/Conceptual/Detail Engineering studies with respect to pipeline design, constructability and operating issues.


Zero LTIs

On time delivery of work-scope

Maintain up to date and accurate data relating to seabed surveys, pipeline routings, pipeline as-built data base, etc.



University Engineering Degree (Pipeline) – 2nd Class Honours or better.

Minimum fifteen (15) years relevant oil industry experience 10 of which should be with an oil industry pipeline installation contractor at least 5 years must be with an offshore pipelay contractor in the role of construction engineering support and analysis.

Must have worked as a pipeline construction engineer/offshore field engineer/senior pipeline engineer and have been involved in both onshore and offshore projects. Preference will be given to candidates with previous Operator experience.

Must be used to working in a multi-discipline environment.

Valid offshore survival certificate is a plus.

Must have extensive experience of Offpipe, Caesar2 and similar construction engineering analysis software for construction support engineering including pipelay analysis ( static and dynamic), davit lift analysis, single point lift analysis, riser stalk-on and installation analysis, subsea pipeline crossing design/analysis, pipeline start-up and laydown analysis, spool & riser lifting analysis, PLEM installation analysis, and all associated method statements, procedures, specifications, etc.


Good understanding of project management controls and procedures. 

Ability to work under pressure against tight deadlines whilst maintaining a high standard of consistency and accuracy.

Shall be familiar with all aspects of offshore pipeline, riser and tie-in spool construction/installation engineering.

Solid working knowledge of oil and gas industry pipeline engineering codes and standards with emphasis on API standards, ANSI/ASME codes, DnV, ABS, BS as a minimum and including a thorough knowledge of offshore construction practices.

Have thorough knowledge of the pipelining aspects of the design of onshore and offshore oil production facilities.

Have the ability to utilise common software for analysis of pipeline design, installation and operating issues including but not limited to MS Word, MS Excel, MathCad, Offpipe, Caesar 2, etc

Be familiar with rigid and flexible pipeline systems including rigid and flexible risers.

Sound understanding of HSES management systems and the application thereof, particularly with respect to design integrity and safety. 

Ability to manage interfaces both internally and externally with contractors.

Good reporting skills with the ability to write well structured and easily understood reports.

Able to prepare and deliver effectively presentations for information dissemination both internally to management and externally to 3rd parties.

Fluent spoken and written English.

Strong interpersonal skills, able to deal with a broad spectrum of cultural and organisational styles

Good communication and team building skills.

Ability to improvise/prioritise with little notice without losing attention to detail.

Proven track record of working in multicultural teams. 

Self starter, results-driven and focussed on timely, accurate and high quality delivery.

Able to hold own ground when challenged but can present a balanced view in putting arguments forward.

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