Senior Flow Assurance Engineer

Senior Flow Assurance Engineer

Duration / Rate estimated:

• Start January 2026
• 6 month renewable contract
• Based in Leatherhead 5 day a week.
• 40 hours/week

You will work as part of small project teams developing concept and early project definition in the Oil and Gas sector.

• Act as a flow assurance engineer on a range of upstream projects, and conduct Flow Assurance studies using software packages, e.g., OLGA, PIPESIM etc.
• Develop pipeline simulation models, perform simulations of selected cases as defined by self / project and assess simulation results.
• Perform design calculations and prepare technical reports in accordance with company and project quality requirements.
• Report to flow assurance SME.
• Contribute to flow assurance strategies, philosophies and procedures.
• Demonstrate excellent technical report writing and presentation skills.

• Experience in single and multiphase pipelines (steady state and transient hydraulic) analyses using industry standard software, e.g., OLGA, PIPESIM, PIPENET etc. is essential.
• Minimum 10 years of hands‑on experience in flow assurance modelling using OLGA transient simulation software.
• Experience in assessing flow assurance issues like slugging, hydrates, wax, erosion, corrosion etc. by use of simulation software and providing the best mitigation solutions.
• An ability to work in a collaborative way as part of a multi‑discipline project group with minimum supervision.
• Experience in pipeline sizing and thermo‑hydraulics studies, transient analysis covering shut down, blowdown, start‑up, ramp‑up / turndown scenarios.
• Experience in pipeline over pressure protection studies including surge pressure analysis.
• Knowledge of flow assurance issues including slugging, hydrates, wax, erosion, corrosion etc. and mitigation methods.
• Good understanding of thermodynamics and experience of Multiflash preferred.
• Knowledge of applicable regulations, codes, and standards.
• Excellent computer skills, as well as excellent oral/written presentation and report writing skills.
• Ability to work well independently and in a team.
• Experience on flow assurance conceptual and front‑end studies and topsides process engineering activities including process modelling in HYSYS would be an advantage but not essential.
• Proven ability to plan and execute studies.
• Ability and experience of presenting to clients.
• Operational experience and previous experience of working on Aramco projects would be a benefit but not essential.