Senior Project Manager (Defence Construction Consultancy)

Senior Project Manager (Defence Construction)

We’re seeking an experienced Senior Project Management professional to deliver complex Defence construction and infrastructure projects that support the UK Armed Forces.

The Role

Lead multi‑disciplinary teams delivering projects across the full RIBA lifecycle, from early concept to handover. Manage NEC contracts (PSC and ECC) and ensure compliance with MOD and DIO governance frameworks, working closely with client stakeholders, consultants, and contractors to achieve value‑driven outcomes.

Key Responsibilities

• Lead the successful delivery of Defence construction and infrastructure projects through all RIBA stages, ensuring compliance with DIO, JSP, and MOD approvals frameworks.
• Provide project leadership and management of multidisciplinary teams to deliver within programme, budget, and quality expectations.
• Act as NEC Project Manager or Client Representative, providing clear contract and commercial management.
• Develop and maintain effective working relationships with DIO, TLBs, and site users, fostering collaboration across multiple organisations.
• Support the development of junior project managers, graduates, and apprentices through mentoring and on‑the‑job learning.
• Ensure projects align with sustainability, security, and safety requirements, reflecting AECOM’s and the MOD’s governance standards.
• Contribute to business development by supporting bids, proposals, and client engagement activities within the Defence sector.

Minimum Requirements

• Proven experience in project management, ideally under MOD, DIO, or Crown commercial frameworks.
• Strong working knowledge of NEC3/NEC4 contracts, ideally with accreditation or equivalent experience as Project Manager.
• Demonstrated experience leading complex multi‑disciplinary teams and managing design and construction delivery.
• Excellent communication, stakeholder management, and organisational skills.
• Proficient in modern project management and digital tools, including MS Project and collaborative delivery platforms.
• Strong client‑facing capability with the ability to develop trusted relationships.
• Eligible for, or holding, UK Security Clearance or higher and sole UK national.

Additional Qualifications

• Degree in Project Management, Engineering, Construction, or related discipline.
• Professional qualification such as MAPM, MRICS, MCIOB, or equivalent, with evidence of CPD and leadership in the profession.
• Understanding of MOD governance processes (e.g., Approvals, RIBA, Business Case, Security Accreditation).
• Project Management qualification (e.g., APMQ, PRINCE2).
• Experience working on projects under Government, MOD or DIO frameworks.
• Eligible for, or holding, UK Security Clearance.

Benefits & Perks

Core benefits include a flexible hybrid working model, career development opportunities, technical practice networks, AECOM University, volunteering days, and support for work‑life balance.

Legal & EEO Statements

All newly hired employees are required to attend an in‑person Day 1 onboarding at an AECOM office location as a condition of employment.

We are an Equal Opportunity Employer, a Disability Confident Employer, and will offer an interview to applicants who have a disability or long‑term condition, who meet the minimum/essential criteria for the role. Reasonable accommodations can be requested at

All your information will be kept confidential according to EEO guidelines.

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