Senior Project Manager

Job Description

Overview

We are looking for an experienced Senior Project Manager to lead the delivery of complex nuclear projects across decommissioning, waste management, defence and new build programmes. This is an opportunity to work at the forefront of the UK nuclear industry, delivering critical projects in a highly regulated environment while helping to shape a strong, inclusive and safety‑led culture. You will be a trusted partner to our clients, a leader of multi‑disciplinary teams, and a role model for nuclear safety, governance and professional project delivery. You will also be responsible for the bidding and delivery of our projects to time, cost, and quality throughout their project lifecycle, from tender to closeout.

AtkinsRéalis Decommissioning Team:

AtkinsRéalis’ DWS business consists of over 400 professionals of all disciplines and backgrounds working together to deliver innovative solutions to some of the most challenging and complex problems and projects in the UK’s nuclear industry. We create a culture and environment to inspire our people, ensure collaboration with our clients and continue to shape the future of the UK’s nuclear decommissioning programme.

AtkinsRéalis have recently won multiple places on the Decommissioning Nuclear Waste Partnership (DWNP) Framework, a major route to market issued by Sellafield Ltd, totaling £4.6B issued over the 15 year span of the framework. This provides a number of great and exciting opportunities to join the team.

Your role

• Leading the end‑to‑end delivery of complex nuclear projects and work packages, from initiation through to close‑out.
• Establishing and maintaining robust project governance aligned to client, regulatory and internal requirements.
• Managing project scope, schedule, cost, risk and change to ensure successful outcomes.
• Embedding nuclear safety, security, quality and environmental considerations into all aspects of delivery.
• Building strong, collaborative relationships with clients, partners, regulators and suppliers.
• Providing clear, confident communication on progress, risks, opportunities and issues.
• Leading, motivating and developing project teams, creating an inclusive and psychologically safe environment.
• Coaching and mentoring project managers and contributing to capability development across the business.
• Managing project finances, forecasts and commercial performance.
• Supporting business growth through client engagement, repeat work and new opportunities.

About you

Essential experience

• Proven experience delivering complex projects in a nuclear or similarly highly regulated environment.
• Strong knowledge of project management governance, assurance and controls.
• Demonstrated experience managing cost, schedule, risk and change at project or programme level.
• Excellent stakeholder management and communication skills.
• Experience leading multi‑disciplinary teams and working in integrated delivery environments.
• A strong understanding of nuclear safety culture and regulatory expectations.

Desirable

• Experience across decommissioning, waste, new build or defence nuclear programmes.
• Experience supporting bids, proposals or business development activities.

Qualifications

• Degree or equivalent experience in a relevant discipline.
• Recognised project management qualification (e.g. APM PMQ, PRINCE2 Practitioner, MSP).
• Chartered Project Professional (ChPP) or working towards chartership (desirable)

Rewards & benefits

Explore the rewards and benefits that help you thrive – at every stage of your life and your career. Enjoy competitive salaries, employee rewards and a brilliant range of benefits you can tailor to suit your own health, wellbeing, financial and lifestyle choices. Make the most of a myriad of opportunities for training and professional development to grow your skills and expertise. And combine our hybrid working culture and flexible holiday allowances to balance a great job and fulfilling personal life.

Rewards and benefits – Careers at AtkinsRéalis

About AtkinsRéalis

We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

Find out more.

Additional information

Security clearance

This role may require security clearance and offers of employment will be dependent on obtaining the relevant level of clearance. If this is necessary, it will be discussed with you at interview. The vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK of 5 years or longer. If applying to this role please do not make reference to (in conversation) or include in your application or CV, details of any current or previously held security clearance.

We are committed to creating a culture where everyone feels that they belong - a place where we can all be ourselves, thrive and develop to be the best we can be. So, we offer a range of family friendly, inclusive employment policies, flexible working arrangements and employee resource groups to support all employees. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and ability. As a Disability Confident Leader, we are committed to offering an interview to all applicants who have a disability and meet the essential criteria. If you would like to be considered under this commitment, please let us know at the application stage.

Worker Type

Employee

Job Type

Regular

At AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.