At a Glance
- Tasks: Support the management of infrastructure operations for a major clean energy project.
- Company: Join Sizewell C, a leader in the UK's clean energy future.
- Benefits: Competitive salary, 28 days holiday, contributory pension, and ongoing professional development.
- Other info: Collaborative environment with opportunities for career growth and a chance to leave a legacy.
- Why this job: Make a real impact on one of the UK's largest infrastructure projects.
- Qualifications: Experience in highways or construction, strong communication skills, and problem-solving abilities.
The predicted salary is between 40000 - 50000 £ per year.
Location: Sizewell C site-based, Leiston, Suffolk (5 days a week on-site).
Contract: Permanent, full-time.
- 5% CIP bonus
- 28 days holiday, plus bank holidays
- Contributory pension of up to 7.5% employee / 15% employer
- Ongoing professional development
- Other lifestyle benefits
Closing day: Sunday 19 July 2026.
Help Deliver One of the UK's Largest Infrastructure Projects
Sizewell C is at the heart of the UK's clean energy future. We're looking for an ambitious and proactive Assistant Project Manager to join our Site Operations Infrastructure team and play a key role in supporting the delivery and maintenance of critical infrastructure across the Sizewell C project. This is an exciting opportunity for someone with experience in highways, infrastructure maintenance, construction operations, or major project delivery environments who thrives in a fast-paced and highly regulated setting.
The Opportunity
Reporting to the Site Operations Service Delivery Manager, you will support the day-to-day coordination and management of infrastructure operations and maintenance contracts that enable the safe and efficient running of the Sizewell C project. You will work closely with contractors and stakeholders across a diverse range of activities, including:
- Highway maintenance and minor civils works
- Temporary and permanent infrastructure assets
- Site access roads and pedestrian routes
- Temporary buildings and facilities
- Utilities and support infrastructure
- Off-site property maintenance activities
As part of the Site Operations team, you'll help ensure services are delivered safely, efficiently, on time and within budget while supporting a peak construction workforce of approximately 8,000 people.
Key Responsibilities
- Support the management of infrastructure operation and maintenance contracts with values of up to £10m annually.
- Coordinate contractors delivering construction, maintenance and operational activities across site.
- Ensure compliance with all statutory, regulatory and site-specific requirements.
- Monitor contractor performance against KPIs, SLAs, safety standards and project objectives.
- Support budget management, forecasting and financial reporting activities.
- Manage stakeholder relationships across multiple functions and disciplines.
- Assist with temporary works design coordination and design change management.
- Ensure construction and maintenance activities are effectively integrated with surrounding contractors and project teams.
- Contribute to weekly progress reviews and recovery planning where necessary.
- Support monthly reporting on safety, performance, financials and future planning.
- Champion a collaborative "one team" approach across contractors and project stakeholders.
- Promote and maintain the highest standards of health, safety and environmental performance.
About You
We're looking for a motivated individual who enjoys solving problems, managing competing priorities and working collaboratively across large-scale projects.
Essential Experience & Skills
- Experience working within a highways, infrastructure, construction or service-led operational environment.
- Proven experience delivering work safely in a highly regulated setting.
- Experience managing contractors, teams or service providers.
- Strong IT, communication and stakeholder management skills.
- Experience within large, complex projects.
- Ability to work effectively in a dynamic and fast-paced environment.
- Strong organisational and problem-solving skills.
- Confidence to make decisions and manage changing priorities.
- Collaborative approach with a commitment to building positive working relationships.
Desirable Qualifications & Experience
- HND, HNC or equivalent qualification in a related discipline.
- Experience with road and network construction projects.
- Experience managing vehicle and pedestrian access infrastructure.
- Knowledge of construction quality assurance and quality control processes.
- Experience using Microsoft Project and Microsoft Office applications.
- AutoCAD experience.
- Experience developing and managing project budgets.
A full job description is available on application.
Why Join Sizewell C?
- 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.
Apply Now!
If you're ready to make an impact, work with purpose, and join one of the most ambitious infrastructure projects in the UK, we want to hear from you. Let’s build a cleaner, greener future together.
Infrastructure Assistant Project Manager in Leiston employer: Sizewell C Limited
At Sizewell C, we pride ourselves on being an exceptional employer, offering a dynamic work environment that fosters collaboration and innovation. With competitive salaries, generous benefits including a defined contribution pension scheme and flexible working arrangements, we are committed to supporting your professional growth while making a significant impact on the UK's energy infrastructure. Join us in Leiston or Ipswich and be part of a team that values diversity, encourages new ideas, and is dedicated to delivering excellence in every aspect of our ambitious project.
StudySmarter Expert Advice🤫
We think this is how you could land Infrastructure Assistant Project Manager in Leiston
✨Join Construction Networks
Get yourself involved in local construction networks or industry events. They often have job boards, and networking can lead to unadvertised positions. Plus, it’s a great way to meet potential future colleagues!
✨Show Off Your Skills on Site
If you’ve done any hands-on work, whether it's through internships or personal projects, make sure you can showcase it. Consider volunteering for local construction projects or getting involved in community build days; it’s a solid way to demonstrate your skills and build connections.
✨Utilise Construction Job Sites
Don't just rely on the big job boards. Look at niche construction job sites—many companies prioritise these for full-time roles. Apply through these sites, but don’t forget to reach out directly to companies you admire, like Sizewell C Limited, to express your interest!
✨Tailor Your Application for Full-Time Roles
Make your application stand out by tailoring it specifically for full-time positions. Highlight how your previous projects align with the company's work. At StudySmarter, we encourage you to demonstrate your commitment and long-term interest in the industry when applying for roles like Infrastructure Assistant Project Manager at Sizewell C Limited.
We think you need these skills to ace Infrastructure Assistant Project Manager in Leiston
Some tips for your application 🫡
Showcase Your Relevant Experience:In the construction industry, it's essential to highlight any hands-on experience you have. Whether it’s past projects you've worked on or specific roles you've held, make sure your CV emphasises your practical skills and contributions to construction sites.
Include Certifications and Qualifications:Don’t forget to list any certifications relevant to construction, like CSCS cards or other safety qualifications. These can really set you apart from other candidates and show that you’re serious about health and safety on-site.
Tailor Your Cover Letter to Construction:When writing your cover letter for a construction role, focus on your problem-solving capabilities and teamwork. Construction relies heavily on collaboration, so mention how you’ve worked successfully with others to complete projects on time and within budget.
Adapt Your CV Format to the Field:Ensure your CV is clear and easy to read, with sections dedicated to skills such as project management, technical abilities, and site supervision. Construction roles often require a blend of technical know-how and soft skills, so make sure both are highlighted effectively.
How to prepare for a job interview at Sizewell C Limited
✨Brush Up on Technical Knowledge
For a construction role, it's crucial we have a solid grasp of industry standards, safety protocols, and specific tools used on-site. Make sure you're familiar with relevant regulations and can talk confidently about them, as these often come up in interviews.
✨Showcase Your Projects
Since this is a full-time position, be ready to discuss any previous construction projects you've worked on. Bring a portfolio or have detailed descriptions that highlight your role, the challenges you faced, and how you overcame them—this’ll show you’re not just book-smart but also practically savvy.
✨Understand the Team Dynamics
Construction is all about teamwork, so prepare to discuss how you interact with different stakeholders like architects, engineers, and contractors. Maybe think of examples from past experiences to illustrate your ability to communicate and collaborate effectively.
✨Prepare for On-the-Spot Problem Solving
Be ready for some practical questions or scenarios where you'll need to demonstrate your problem-solving skills. Interviewers might present you with a hypothetical construction issue to solve, so practice articulating your thought process clearly and logically—this could really set you apart!
