Senior Decommissioning Project​/Portfolio Manager

Company :
Worley

G
-GC-Glasgow, G
-NWE-Manchester, G
-GL-London

Full-time

Aug 12, 2026

:

Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions.

Offshore decommissioning is one of the fastest-growing sectors within the global energy industry, driven by ageing infrastructure, regulatory requirements, and increasing focus on responsible asset retirement. This role represents an opportunity to shape the future of our decommissioning business and establish the company as a leading provider of decommissioning, asset retirement and IPMT services.

The successful candidate will contribute to the development of market strategy, secure new opportunities, provide executive-level client engagement, and oversee the successful delivery of major offshore decommissioning programmes.

Please note that this is not for a selected active project, we are looking for the right person to support and grow the specialism and work across a portfolio.

• Coordinate & contribute to the development and delivery of offshore decommissioning and asset retirement strategies.
• Develop strategic plans aligned with business objectives and customer requirements.
• Act as a trusted advisor on decommissioning strategy, planning and execution.
• Lead and support commercial negotiations and customer meetings.
• Take ownership of business growth by identifying opportunities and building long-term client relationships.
• Collaborate with operators, regulators and industry partners to develop safe, effective decommissioning solutions.
• Take initiative with the preparation of bids, proposals and commercial submissions for new opportunities.
• Work with project and commercial teams to achieve successful project and business outcomes.
• Provide guidance within IPMT, Owner's Engineer, PMC and EPCM delivery environments.
• Coordinate multidisciplinary teams and stakeholders to deliver complex decommissioning programmes.
• Promote safe, sustainable and compliant project delivery while supporting continuous improvement and knowledge sharing.
• Participate in industry conferences, forums and client events
• Support contract strategy development and negotiation.
• Foster a high-performance culture centred on safety, collaboration and accountability.
• Offshore oil and gas decommissioning
• Late-life asset management
• Well abandonment programmes
• Offshore renewable and energy transition asset retirement
• Carbon capture and storage infrastructure retirement

• Degree qualified in Engineering, Project Management, Marine Engineering, Naval Architecture or a related discipline.
• Significant experience within offshore energy, decommissioning, asset retirement or major project environments.
• Knowledge of offshore decommissioning activities, including asset retirement, well P&A, subsea infrastructure and marine operations.
• Experience working within IPMT, Owner's Engineer, PMC, EPCM or multi- contractor delivery models.
• Ability to build positive relationships with clients, stakeholders and project partners.
• Understanding of commercial, contractual and project governance principles.
• Experience supporting multidisciplinary teams and working within complex stakeholder environments.
• Commitment to safety, environmental responsibility, regulatory compliance and sustainable delivery practices.
• Recognised industry leader with established operator and stakeholder relationships.
• Proven track record securing and delivering major offshore decommissioning programmes.
• Decommissioning strategy development

• Well plug and abandonment (P&A),
• Jacket and substructure removal,
• Offshore construction and marine operations,
• Waste management and…