Job Description:

Electrical Senior Design Engineer

Purpose of the role
As an Electrical Senior Design Engineer, you’ll play a key role within the Engineering Design Team, working closely with Principal Engineers, Design Managers and Discipline Leads to deliver high-quality design in line with processes, BMS requirements and H&S regulations. This is a hands-on technical position requiring strong design capability within the water and wastewater sector, and may also involve line management of discipline and non-discipline engineers.

Alongside driving quality and supporting innovation, you’ll contribute to the governance of discipline design activities, ensuring smooth integration with other design disciplines. You’ll provide technical support to procurement and site teams as needed, while also helping the Discipline Manager and Principal Engineers with knowledge sharing, team development and mentoring of early-career engineers.

What will you be doing:

• Provide technical compliance and quality on design outputs, acting as the default checker to ensure technical assurance and quality control.
• Operate as the discipline lead for a project.
• Seek optimal and efficient design solutions that balance both capital and operational cost benefits.
• Assist the Principal Designer Lead in ensuring CDM regulations are met.
• Design with buildability, safe construction and safe operation in mind, working alongside delivery teams.
• Help ensure procedural governance is followed throughout.
• Work within the Design team to ensure schemes meet client specifications and standards.
• Ensure compliance with relevant Health, Safety and Environmental legislation. Promote innovation, value engineering and digital design.
• Provide technical problem-solving across the full project lifecycle, ensuring potential issues are identified, mitigated and managed.
• Support pre-contract design activities.

About You

• Proficient with ETAP for HV/LV modelling, protection studies and system calculations.
• Skilled in AutoCAD/DraftSight.
• Strong at producing electrical installation packs and technical drawings.
• Able to create layouts for switch rooms, cable routes and substations.
• Experienced managing consultants on earthing design.
• Confident assessing suppliers and their design submissions.
• Knowledge of BS7671, C&G 2382-18, NICEIC certification and HV standards.
• Degree-qualified with 7+ years in the water/wastewater sector.
• Preferably Chartered.
• Strong multidisciplinary design understanding and commercial awareness.
• Experienced checking and approving design packages and subcontractor documents.

Our benefits:

We put our people first and our benefits package reflects that by offering a comprehensive range of attractive options to help support your career on top of a competitive salary.

• Generous holiday entitlement, increasing with years of service, plus the opportunity to purchase further holidays
• A wide range of corporate discounts
• Opportunity to be enrolled onto our car benefit scheme
• Cycle to Work schemes
• Comprehensive pension plan
• Regular Save as You Earn share purchase scheme
• Private medical scheme options are available for all salaried employees and our employee assistance programme also provides free 24/7 support to those who need it
• Paid for yearly membership to one recognised professional association relevant to your role

About us
One of the UK’s leading construction groups and a recognised FTSE 250 business. With a £1.5bn turnover and more than 3,500 employees across our Building, Infrastructure and Specialist Services divisions, we deliver major projects that create long-term value for the communities we serve. As a top principal contractor, we offer strong career stability alongside opportunities to grow, develop and work on some of the country’s most high-profile schemes.

Environment Business
Following a series of strategic acquisitions, we’ve become the largest Tier 1 contractor in the UK water and environment sector, operating a long-term portfolio worth around £400m annually. Under our Source to Sea Strategy, we’ve brought all Engineering Design capability together into a single Business Unit, now rapidly expanding to provide in-house design expertise and support to regional teams across the UK.