Job Description

About the role

Join Balfour Beatty's Power Transmission & Distribution (T&D) business as a Senior Planning Engineer and play a pivotal role in delivering the projects that power millions; while helping drive the UK's transition to Net Zero.



This role is based at Sizewell C in Suffolk, one of the UK's most significant low-carbon energy projects. You'll spend three days per week on site, supporting a major substation construction programme and working closely with our specialist Power T&D teams to help deliver this critical national infrastructure.



If you're ready to shape the future of energy and leave a lasting legacy, we'd love to hear from you.

What you'll be doing

As a Senior Planning Engineer, you will:


Develop and maintain project schedules, ensuring all programmes are fully resourced and logically linked across every stage of the project. Lead tender planning, producing clear and persuasive tender programmes and planning strategies that support successful bids. Manage contract programmes, making sure project delivery stays aligned with commercial, operational and client requirements. Identify and manage risks, assessing impacts on the critical path and implementing effective mitigation or recovery plans. Produce accurate reports and insights, including progress updates, KPIs and planning information for the project leadership team. Support and guide junior planners, encouraging teamwork, knowledge sharing and professional development. Work collaboratively with stakeholders, including Project Managers, Engineers, Commercial teams and Clients, to ensure successful delivery. Improve planning processes, helping to enhance tools, systems and ways of working across the planning function.

Who we're looking for

We're seeking senior planning professionals who bring clarity, structure, and strategic foresight. You'll need:


A degree in Engineering, Construction Management, or a related discipline. Extensive experience in planning roles on major infrastructure or energy projects. Advanced proficiency in Primavera P6 or Asta Powerproject, plus Excel and reporting tools. Strong knowledge of NEC3/NEC4 contracts, earned value analysis, QSRA, and TRA methodologies. A strategic, analytical mindset with a keen eye for programme risk and opportunity. Excellent communication skills to engage confidently with stakeholders at all levels. The ability to lead independently and collaboratively in a hybrid, fast-paced environment.

Why work for us

We don't just build infrastructure--we build careers. Join us and benefit from:


Competitive salary and bonus opportunities 25 days' annual leave plus bank holidays Company car or car allowance Up to 7% employer pension contribution Professional fees paid and clear pathways to chartership Smart working with up to 40% remote flexibility Life assurance, EAP, and family-friendly policies Opportunities to volunteer and make a real difference Access to industry-leading training and qualifications

About us

Balfour Beatty is a global leader in infrastructure delivery, known for solving complex challenges through innovation, collaboration, and technical excellence. In our Power T&D business, we're proud to be shaping a more sustainable, connected, and secure energy future. We work across the entire energy grid - from overhead lines and substations to underground cabling and renewables - supporting the delivery of some of the UK's most ambitious energy programmes.

Diversity & Inclusion

We're committed to creating a workplace where everyone feels included, respected, and empowered to thrive. We actively encourage applications from diverse backgrounds, and we're proud to be recognised for our work in equality and inclusion.

Apply Today

If you're a seasoned planner looking to make a real impact on major energy projects and drive progress towards a sustainable future - we'd love to hear from you.



Job Reference: BBUK16690