Senior 4D Planner- Technical Lead

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.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent.

In addition to the benefits you’d expect, UK employees also receive 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.

About the Opportunity

The 4D Technical Lead will act as a senior technical specialist in 4D modelling and digital construction, with a clear pathway to becoming a recognised technical authority within the organisation. The role is designed for a highly technical individual who wants to shape how 4D and wider digital delivery practices evolve, while remaining closely connected to real project delivery.

Reporting to the Head of Virtual Design & Construction, the role works across major projects to define, embed, and continuously improve 4D workflows, standards, and tools. The focus is on technical excellence, innovation, and practical application — ensuring digital approaches deliver measurable value on live projects.

Key Responsibilities could include :

• Act as the technical lead for 4D modelling, providing expert guidance across projects and supporting consistent, high-quality delivery.
• Develop, manage, and evolve 4D models using Synchro or equivalent platforms, integrating design models with construction programmes.
• Define and refine 4D standards, workflows, and best practices, aligned to project and organisational needs.
• Drive innovative uses of 4D simulation, visualisation, and digital rehearsal to support planning, sequencing, and risk reduction.
• Work closely with planning, design, and construction teams to embed 4D thinking into everyday project delivery.
• Provide hands-on technical support, mentoring, and targeted training to develop capability across project teams.
• Evaluate and support the adoption of new digital tools, automation, and data-driven workflows.
• Capture lessons learned and contribute to the ongoing evolution of VDC and digital delivery strategy

You will already have :

Degree in Architecture, Engineering, Construction Management, or a related discipline, or equivalent experience gained through senior BIM / VDC roles .

Our Culture

Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.

We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.

When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.

We partner with , for greater online accessibility please visit to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

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