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 and diverse 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.

About the Opportunity

The Group Director provides strategic and operational leadership for the Environmental Solution sub-Division. This includes the Nuclear Decommissioning Authority (NDA) Account, Nuclear Restoration Services, Nuclear Waste Services, Place Regeneration and Strategic Non-Nuclear Pursuits.

You'll provide strategic and operational leadership, ensuring delivery excellence, customer satisfaction, and sustainable business growth. This role oversees operational performance, governance, people development, and market engagement to align with the organisation’s objectives.

The role is accountable for driving efficiency, embedding a culture of innovation and inclusion, and ensuring that projects and business units have the systems, processes, and leadership needed to deliver consistent high performance. The Group Director will contribute to strategic decision-making, collaborate cross-functionally, and play a key role in shaping the organisation’s growth, mission, and culture. Key responsibilities:

• Operational Leadership: Lead the delivery and performance of the business unit, ensuring financial and operational objectives are achieved.

• Strategic Growth: Partner with senior leadership to shape and implement ambitious business growth strategies (organic, partnerships, and M&A).

• Customer Engagement: Build and maintain strong client, partner, and supply chain relationships; secure new business opportunities and ensure delivery excellence.

• Compliance & Governance: Ensure transparent, ethical operations and adherence to corporate governance, risk, and compliance standards.

• Health, Safety & Wellbeing: Promote the highest standards of safety, wellbeing, and ethical responsibility across all operations.

• Financial Management: Deliver strong performance across revenue, margin, cost management, and cash flow to achieve year-on-year NOM growth.

• People & Culture: Champion diversity, inclusion, and talent development; implement succession and retention strategies; foster a high-performance culture.

• Innovation & Transformation: Drive continuous improvement, operational efficiency, and sustainability through innovative approaches and solutions.

• Collaboration: Encourage cross-functional teamwork, knowledge sharing, and joint accountability across projects and functions.

Here's What You'll Need 

Qualifications & Experience

• Degree in Business, Management, Finance, or related field; advanced degree (e.g. MBA) preferred.

• Significant senior leadership experience within complex, project-driven organisations.

• Proven track record of growing revenue and profitability through strong customer delivery.

• Experience managing large cross-functional teams and embedding governance frameworks.

• Financial acumen and experience in strategic planning and delivery.

• Demonstrated success in building enduring client and stakeholder relationships.

Skills

• Good leadership and the ability to inspire diverse teams.

• Strategic thinking with excellent organisational skills.

• Expertise in governance, compliance, and risk management.

• Knowledge of health, safety, quality, and sustainability standards.

• Outstanding communication and influencing skills.

• Problem-solving and decision-making capability in complex environments.

• Ability to drive innovation, transformation, and continuous improvement.

Behaviours 

• Relationship‑Focused: Builds strong, trust‑based relationships that enable effective collaboration and long‑term organisational success.

• A Live Listener: Actively listens to understand and uses insights to drive better decisions and stronger alignment.

• Empathetic: Leads with emotional intelligence, creating a supportive and inclusive environment where people thrive.

• Curious: Seeks to understand people, systems, and trends, continuously learning to improve leadership and outcomes.

• Adaptable: Navigates change with agility and composure, adjusting approach while maintaining clarity of direction.

• Resilient: Maintains focus and performance under pressure, turning challenges into opportunities for growth.

• Authentic: Acts with integrity and transparency, building trust through consistent values‑driven leadership.

• Innovative: Challenges the status quo and translates creative ideas into impactful solutions.

• Limitless Mentality: Thinks beyond constraints, inspiring bold ambition and a culture of possibility.

• Strategic: Connects insights into a clear long‑term vision, guiding decisions that shape sustainable success.

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 VERCIDA, for greater online accessibility, please visit www.vercida.com 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.

If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.