Cost Engineer

• A positive, proactive can‑do attitude, with the confidence to take ownership and solve problems

• High confidence using Excel - including formulas, lookups, pivot tables, data validation and the ability to analyse data and present it clearly

• Excellent communication skills, with the ability to engage effectively with project teams and clients

• Be organised, reliable and comfortable managing multiple priorities

• Experience in a similar project controls, cost engineering or financial role

• Strong mathematical background and high numerical accuracy

• Ability to work independently and collaboratively in a fast‑paced environment

• Good working knowledge of Microsoft Excel

• Experience with project controls tools and software

At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive.

Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all.

We'll inspire and empower you to deliver your best work so you can evolve, grow and succeed - today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities.

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 Technology has exciting opportunities for talented and enthusiastic Cost Engineers to strengthen our established capability and support the continued growth of our business.

We're looking for a Cost Engineer who bring a positive, proactive, can‑do attitude to their work. You'll thrive here if you enjoy solving problems, taking ownership and helping project teams make informed decisions. This role requires the successful candidate to be in the office in Birchwood 2 days per week.

You'll have strong Excel skills, confident communication, and the ability to build effective relationships with stakeholders at all levels are essential. If you're someone who likes to get into the detail, spot issues early and create clarity from complexity, you'll fit right in.

You will support Project Managers in delivering projects on time and within budget through rigorous attention to detail and the application of Amentum's project controls processes and best‑practice techniques.

Core Project Controls:

• Applying project controls processes and systems

• Project set‑up, close‑out and reconciliations

• Ensuring accurate cost allocation

• Cost forecasting and financial analysis

• Monitoring revenue and gross margin

• Ensuring corporate systems accurately reflect project status

• Monitoring aged debt and supporting recovery

• Preparing client‑specific monthly reports

• Producing internal reporting for Operational Project Reviews

• Contributing to and/or attending monthly project meetings

• Supporting bids and proposals

Supporting Project/Programme Managers with:

• Earned value analysis

• Risk and opportunity management

• Programme and resource monitoring

• Preparing change control and early warning notices

• Maintaining quality documentation

• Monitoring key performance indicators