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- Tasks: Support delivery of complex civil engineering projects and manage contractor teams.
- Company: Join a leading firm contributing to the UK's net-zero ambitions.
- Benefits: Competitive salary, 28 days holiday, pension contributions, and ongoing professional development.
- Other info: Collaborate with industry leaders and enjoy excellent career growth opportunities.
- Why this job: Make a real impact on high-profile infrastructure projects in a dynamic environment.
- Qualifications: Degree in engineering or related field; experience in civil engineering preferred.
The predicted salary is between 40000 - 50000 £ per year.
Location: Sizewell C, Leiston, Suffolk (5 days a week onsite).
Contract: Permanent, full-time.
Salary: Competitive depending on experience plus benefits.
- 5% CIP bonus
- 28 days holiday, plus bank holidays
- Contributory pension of up to 7.5% employee/ up to 15% employer
- Ongoing professional development
- Other lifestyle benefits
Closing date: Thursday 21 May 2026.
About the Role
Are you ready to take the next step in your project management career? We’re looking for an Assistant Project Manager to support the successful delivery of complex civil engineering projects, including heavy civils, groundworks, earthworks, and infrastructure. Reporting directly to a Project Manager, you’ll play a key role in supporting the full lifecycle of contracts or work packages, from engineering and procurement to construction and commissioning. This is a fantastic opportunity to work on high-impact infrastructure projects in a technically challenging and regulated environment.
Key Responsibilities
- Support the planning and execution of engineering, procurement, construction, and commissioning activities
- Assist in managing contracts valued between £250k and £5m
- Help coordinate up to 200 contractor staff and multiple external stakeholders
- Maintain project schedules (Level 3 and 16-week rolling), ensuring alignment with overall project timelines
- Monitor progress, track milestones, and report on schedule, cost, and risk
- Apply Earned Value Management (EVM) and continuous improvement principles
- Ensure delivery of all project deliverables (LOD) and compliance with contractual obligations
- Support stakeholder engagement and maintain effective communication across teams
- Contribute to lessons learned and knowledge-sharing initiatives
- Ensure safety, quality, and regulatory standards are upheld throughout the project lifecycle
What We're Looking For
Essential Skills & Experience
- Experience in civil engineering projects, ideally with exposure to heavy civils (groundworks, earthworks, infrastructure)
- Proven ability to support technically complex projects in regulated environments (e.g., nuclear, energy, infrastructure)
- Strong understanding of project controls, cost management, scheduling, and risk management
- Familiarity with NEC or FIDIC contracts
- Excellent communication, stakeholder engagement, and organisational skills
- Proficiency in project management tools and methodologies (e.g., EVM, scheduling software)
Qualifications
- Degree in engineering, construction, physics, or a related field
- Chartered status (or working towards) with a relevant professional body
- Knowledge of CDM Regulations
- Project management training (e.g., APM Body of Knowledge, PRINCE2)
Desirable:
- Understanding of nuclear quality assurance and graded quality approaches
- Experience in PWR design or operations
Why Join us?
Be part of a transformative project that contributes to the UK’s net‑zero ambitions. Collaborate with industry leaders and government stakeholders. Enjoy career‑defining opportunities in a supportive and innovative environment. Competitive salary, excellent benefits, and a chance to leave a lasting legacy. You'll work in a dynamic, collaborative environment with a team that shares your commitment to safety, innovation, and excellence.
Assistant Project Manager - Heavy Civils in Leiston employer: Sizewell C
Contact Detail:
Sizewell C Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Assistant Project Manager - Heavy Civils in Leiston
✨Tip Number 1
Network like a pro! Reach out to industry contacts on LinkedIn or at local events. We all know that sometimes it’s not just what you know, but who you know that can help you land that Assistant Project Manager role.
✨Tip Number 2
Prepare for interviews by researching the company and its projects. We want you to show genuine interest in their work, especially in heavy civils and infrastructure. Tailor your answers to reflect how your experience aligns with their needs.
✨Tip Number 3
Practice your communication skills! As an Assistant Project Manager, you'll need to engage with various stakeholders. We suggest doing mock interviews with friends or mentors to boost your confidence and clarity.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search!
We think you need these skills to ace Assistant Project Manager - Heavy Civils in Leiston
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Assistant Project Manager role. Highlight your experience in civil engineering and any relevant projects you've worked on, especially in heavy civils. We want to see how your skills align with what we're looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about project management and how your background makes you a great fit for our team. Don’t forget to mention your understanding of project controls and stakeholder engagement.
Showcase Relevant Skills: Be sure to showcase your skills in project management tools and methodologies. Mention any experience with NEC or FIDIC contracts, as well as your familiarity with EVM principles. We love seeing candidates who can hit the ground running!
Apply Through Our Website: We encourage you to apply through our website for the best chance of getting noticed. It’s super easy, and you’ll be able to submit all your documents in one go. Plus, we love seeing applications come directly from our site!
How to prepare for a job interview at Sizewell C
✨Know Your Projects
Before the interview, dive deep into the specifics of heavy civils projects. Familiarise yourself with recent projects in the industry, especially those related to infrastructure and civil engineering. This will not only show your passion but also help you relate your experience to the role.
✨Master the Technical Jargon
Brush up on key terms and concepts relevant to project management and civil engineering, such as Earned Value Management (EVM) and NEC or FIDIC contracts. Being able to speak the language of the industry will impress your interviewers and demonstrate your expertise.
✨Showcase Your Communication Skills
As an Assistant Project Manager, effective communication is crucial. Prepare examples of how you've successfully engaged with stakeholders or managed teams in previous roles. Highlighting your ability to maintain clear communication will set you apart from other candidates.
✨Prepare for Scenario Questions
Expect questions that ask how you would handle specific project challenges, such as managing timelines or dealing with unexpected risks. Think through potential scenarios and prepare structured responses that showcase your problem-solving skills and project management knowledge.