Senior Technical Manager - Water Infrastructure

About the role

Amentum is seeking an experienced Senior Technical Manager to provide technical leadership across major water and wastewater infrastructure programmes. The role leads multidisciplinary engineering teams and ensures technical excellence, governance and innovation throughout the project lifecycle, from feasibility and design through construction, commissioning and handover. Significant experience with UK water utilities and major capital delivery programmes is required.

Key responsibilities

• Lead and coordinate multidisciplinary engineering teams across water infrastructure projects.
• Establish technical strategies, engineering delivery plans and governance arrangements.
• Provide technical oversight and assurance for compliance with client requirements, legislation and industry standards.
• Manage complex technical risks, interfaces and engineering challenges.
• Align engineering activities with cost, schedule and construction requirements.
• Lead design reviews, technical assurance, value engineering and constructability assessments.
• Build relationships with clients, delivery partners, contractors and key stakeholders.
• Champion innovation, sustainability, digital engineering and low-carbon solutions.
• Mentor engineering teams and support bids, proposals and business development in the water sector.

Required profile

• Degree qualification in an engineering or related technical discipline.
• Significant experience in technical leadership within water, wastewater or major infrastructure sectors.
• Proven track record leading multidisciplinary engineering teams on complex projects or programmes.
• Experience across the full project lifecycle, from feasibility to commissioning and handover.
• Strong understanding of engineering governance, design management and risk management.

Required skills

• Engineering governance, design management and risk management.
• Leadership, communication and stakeholder management.

What we offer

• Competitive package for UK employees, including free single medical cover and digital GP service.
• Family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes.
• Reimbursement towards professional development and memberships.
• Flexible working options, including hybrid, part-time and flexible hours, patterns and locations.