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A sustainable energy solutions provider located in Swindon is seeking a Major Projects Construction Manager to lead high-voltage infrastructure projects. This role requires expertise in project management and strong leadership to ensure projects are delivered on time and within budget. The ideal candidate will have a proven track record in the construction of high-voltage infrastructure and will be committed to maintaining high safety and quality standards. Flexible work options and competitive benefits are offered.
Swindon, United Kingdom | Posted on 13/01/2026
Sinewave wasfounded in 2015 with a clear mission from the verystart - everything that we do will always be apower for good. Since then,we have gone from a living room start-up to a leading force within the energy transformationsector. Not bad, eh!
We are on a mission to help power the future more sustainably. Butdon't just take our word for it, we are the only B-Corp Certified ICP in theworld.
We’re part of powering the UK’s energy transition with innovative highand low voltage electrical solutions up to 400kV. From EV charging torenewables and commercial projects, we design, deliver, and maintain networkswith sustainability and efficiency at heart. Join us to drive change and makean impact!
This role:
We are looking for a Major Projects Construction Manager to come andjoin our growing team.
The Major Projects Construction Manager is responsible for leading thedelivery of high-voltage infrastructure projects (33kV–132kV), ensuring safe,efficient, and high-quality execution across all phases of construction. Thisrole involves oversight of the project management team, subcontractors, andsite operations, with a strong focus on programme management, commercialperformance, and technical delivery.
Working closely with the wider Major Projects leadership team, thisrole will ensure projects are delivered on time, within budget, and to thehighest safety and quality standards. The Construction Manager will also play akey role in aligning site activities with client expectations, stakeholderrequirements, and regulatory compliance.
As a senior figure within the delivery function, the Major ProjectsConstruction Manager will contribute to operational planning and continuousimprovement initiatives, while acting as a visible leader on site and a keypoint of contact for project stakeholders including clients, DNOs, landowners,and delivery partners.
An idea of what you'll be doing:
· Lead, motivate,and develop a team of Project Managers and site managers, fostering a cultureof accountability, collaboration, and high performance. Ensure effectiveresource planning and performance management across multiple concurrentprojects.
· Oversee thesuccessful delivery of multiple high-voltage projects (33kV–132kV), frompre-construction handover through to completion and financial handover.
· Ensure projectsmeet programme, cost, quality, and safety objectives.
· Support thestrategic development of the Major Projects division by identifyingopportunities for operational improvements, innovation, and scalable deliverymodels.
· Promote andenforce a strong health, safety, and environmental culture across allconstruction activities. Ensure compliance with CDM Regulations, BS7671, ENAstandards, and company SHEQ procedures. Conduct regular site inspections andlead safety briefings.
· Uphold highstandards of workmanship and ensure quality control procedures are followedthroughout construction. Drive defect-free delivery and compliance withtechnical specifications and statutory regulations.
· Act as first stepof escalation contact for delivery to clients, DNOs, National Grid, landowners,and other key stakeholders. Maintain strong relationships and ensuretransparent communication across the lifecycle of each project.
· Manageconstruction-related costs, budgets, and forecasts. Identify and mitigatecommercial risks and support the resolution of contractual matters includingvariations, early warnings, and compensation events in collaboration with thecommercial team.
· Monitor projectprogress against agreed programmes, ensuring timely execution of key activitiesand milestones. Address potential delays through effective planning andproactive issue resolution.
· Identify, assess,and manage operational risks across all construction projects. Implementmitigation and contingency plans to maintain control over project delivery.
· Provide on-siteleadership and technical support in areas such as high-voltage cable laying,substation build, civil and structural interfaces, and commissioning support.Resolve site-level technical queries efficiently.
· Deliver regularproject updates to internal and external stakeholders, including seniorleadership. Prepare performance dashboards and escalate critical issues withclear recommendations.
· Supporting thecontinuous improvement by refining construction processes, enhancing teamcapability, and embedding lessons learned across projects.
When you join you will go through our top-notch induction andonboarding process and have opportunities to develop further through ourin-house training academy.
Everyone belongs here at Sinewave
At Sinewave, we are proud to be an equal opportunities employer,dedicated to creating a diverse and inclusive workplace where everyone feelsvalued and empowered to contribute. We know what it takes to change the worldand that’s why we review all applications impartially, ensuring decisions arebased solely on merit, skills, and potential. If you require any adjustments tosupport you through the application or interview process, please let usknow—we’re here to help. #teamsinewave
You'll have a proven track record of:
You’ll be a successful Major Projects Construction Managerat Sinewave if you’re …
So, let’s talk about what’s in it for you.
In return for everything you can bring, we can offer you an excitingplace to work with a welcoming and friendly workforce. We are afast-growing, dynamic business and even as our team grows in number,maintaining our company culture is important to us. We want to keep the feelingof being part of a small business alive, no matter how big we get.
Whether you’re based in the HQ in Swindon, field-based, or workingfrom home we have a lot to offer:
The usual stuff
Along with a competitive salary and life assurance, we provideenhanced pension contributions matching 5% as standard.
25days + Bank Holidays
You can even buy or sell holiday allowance, giving you the flexibilityto enjoy more time with family and friends.
Private Medical
We hope you’ll never need it, but just in case. We offer a fullycomprehensive medical scheme that can extend to your family as well.
Sinewave Academy
Our academy provides you with all of the tools and training needed topower your career.
Sinewave Worx
Our bespoke perks platform getting you discounts and cashback at loadsof high-street retailers.Our perks list is as impressive as the range ofour EV solutions! Want to know more? Charge ahead and check out he r e.
If you think this is the right role for you and you want to be a partof #TeamSinewave, we’d love to hear from you.
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.