Civil Ports & Maritime Senior/Principal Engineer

Amentum is seeking a Senior / Principal Ports and Maritime Engineer to join our UK team, supporting the delivery of critical infrastructure within the Defence sector. This role offers a flexible hybrid working model, combining office-based locations in Glasgow, Edinburgh, Bristol, or Reading, some remote work, and occasional UK site work.

You will be part of our Ports and Maritime capability, working with a multidisciplinary team to deliver engineering solutions across civil, structural, geotechnical, seismic, and maritime disciplines. This role focuses on collaboration and shared problem-solving, where you will contribute your expertise to support high-quality and sustainable project outcomes. You will work closely with colleagues and clients to build strong relationships and support the continued growth of the capability.

You will also play an active role in supporting and developing early-career engineers, contributing to an inclusive and supportive environment that encourages learning and knowledge sharing. This is an excellent opportunity to advance your career and contribute to nationally significant programmes within a technically strong and supportive environment.

Our projects span the full lifecycle, offering involvement from early concept and feasibility through to detailed design and construction support. You will be responsible for producing and reviewing high-quality technical deliverables, ensuring alignment with relevant standards, client requirements, and best practice, while maintaining a strong focus on quality, safety, and constructability.

Applying a pragmatic, solutions-focused approach, you will help resolve complex engineering challenges and ensure projects are delivered safely, efficiently, and to a high standard. You will also support the management of project scope, programme, budget, and resources, working closely with multidisciplinary teams to deliver integrated, efficient, and effective solutions.

Requirements

• A Chartered Engineer (ICE or IStructE), with a strong understanding of core engineering principles and their practical application.
• Demonstrable experience in civil and structural design, with the ability to apply British Standards and Eurocodes effectively in practice.
• Proven experience in ports, maritime, or related heavy civil engineering sectors, with the ability to translate technical knowledge into solutions for complex, real-world challenges.
• Well-developed analytical and problem-solving skills, with the ability to apply and guide the use of engineering theory in practical and often complex environments.
• Commercial awareness, with an understanding of client needs and the wider project context.
• Strong communication and interpersonal skills, with the ability to collaborate effectively and contribute within multidisciplinary teams.
• Experience in managing technical delivery and supporting successful project outcomes across scope, programme, and budget.
• A proactive and organised approach, with the ability to take ownership of tasks, support others, and contribute to overall project and team performance.
• A commitment to health, safety, quality, and continuous improvement, alongside experience in mentoring and supporting the development of others.

Desirable

• Familiarity with industry guidance for maritime infrastructure and load application, such as PIANC and OCIMF.
• Experienced in structural dynamics concepts and their practical application.
• Awareness of, or experience in, the use of Information Management systems.
• Experience in the use or development of finite element structural analysis software, such as STAAD.Pro or SAP2000.
• An understanding of geotechnical principles, with experience or exposure to software such as WALLAP and PLAXIS.
• Awareness of NEC3/4 ECC contracts and their application within project delivery environments.

Compensation Details

The compensation range or hourly rate listed for this position is provided as a good‑faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance.
• Paid time off and holidays.
• Retirement benefits (including 401(k) matching).
• Educational reimbursement.
• Parental leave.
• Employee stock purchase plan.
• Tax‑saving options.
• Disability and life insurance.
• Pet insurance.

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara‑O’Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

In addition to the benefits you’d expect, UK employees also receive generous pension contribution, buy sell up to 10 days extra holidays, 9 day fortnight, 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, plus reimbursement towards relevant professional development and memberships. Work‑life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part‑time and flexible working hours, patterns and locations to suit you and our business.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low‑income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law.