Senior Commissioning Engineer (Mechanical)

Join to apply for the Senior Commissioning Engineer (Mechanical) role at Mc Dermott International, Ltd. Job Overview The Senior Commissioning Engineer uses best practices and knowledge of internal or external issues to improve the Commissioning discipline within Mc Dermott. They will act as a resource for colleagues with less experience and share their conceptual and practical expertise related to the Commissioning discipline. They solve complex problems and use discipline‑specific knowledge to improve products or services, impacting a range of customer, operational, project, or service activities with the Commissioning team and other related teams while ensuring compliance with appropriate guidelines and policies. Responsibilities Report to the Commissioning Manager and provide support to the Principal Commissioning Engineer in the preparation of home office deliverables. Participate in walk‑down inspections, punch listing, and testing at the site, including troubleshooting of mechanical, electrical, and instrument component issues that can arise on the project. Collaborate within the Project team and with the Client to maintain positive relationships. Support the commissioning team with performing activities such as: Operate and maintain manuals development Commissioning and start‑up spares development First fills and consumables development Commissioning and start‑up procedures Discipline equipment system checks and tests Function testing of mechanical, electrical, and instrument systems Participation in commissioning, start‑up, and performance testing Resolve operational and maintenance issues during commissioning, start‑up, and performance tests Supervise craft personnel required for site pre‑commissioning and commissioning activities. Coordinate activities with other engineers in the commissioning team. Reports to Project Commissioning Manager – Project; Function Commissioning Manager – Functional; Liaison: Commissioning Manager, Discipline Lead Engineers, Project Engineers, Construction/Fabrication team; Supervises: Commissioning Engineers, Completions Specialists, Operation & Maintenance specialists, Designers, and support personnel. Qualifications Bachelor’s degree or equivalent in Engineering. 8–15 years of experience in oil and gas with a major contractor or consultant. Good understanding of concepts, principles, and practices in commissioning, completions, and training, and basic knowledge of other functions (construction, operations & maintenance). Ability to apply industry knowledge to improve effectiveness. Preferred: Additional degree or diploma in engineering. Minimum 5 years experience in a chemical, refinery, or oil & gas processing facility. Preferably 2+ years of commissioning and start‑up experience in the chemical, refinery, or oil & gas industry. Effective communication of technical solutions and concepts to engineers and non‑engineers. Good computer software skills in MS Word, Excel, Power Point, and Visio. Good organizational skills and adaptability to various discipline groups. Ability to assess and communicate project requirements and expectations clearly. Willingness and ability to travel to construction sites abroad. Proficiency in English; multi‑language skills a plus. About Us Our ingenuity fuels daily life. Together, we’ve forged partnerships across the energy value chain to make ideas a reality: laying subsea infrastructure, installing platforms, building offshore wind infrastructure, and reshaping onshore landscapes to deliver energy safely and sustainably. For more than 100 years, we've been driving the energy transition with over 30,000 of the brightest minds across 54 countries. Seniority level Mid‑Senior level Employment type Full‑time Job function Engineering and Information Technology Industries Engineering Services and Oil and Gas #J-18808-Ljbffr