Senior Site Engineer

Southampton

Location
Southampton
Job type
Permanent
IR35
Outside IR35
Seniority
Senior
Posted

Job description

We're recruiting a Senior Site Engineer to support a major water‑treatment facility being delivered under AMP8. This is a technically involved environment with complex underground structures, extensive pipework, and strict quality and compliance requirements. It suits someone with strong civils and water‑sector experience who can take ownership of engineering control, mentor junior engineers, and maintain high standards across multiple work fronts.

You'll be working on reinforced concrete structures, large‑diameter pipework installations, drainage networks, utilities diversions, chambers, culverts, and deep underground assets. The role requires confidence managing temporary works, sequencing, and buildability, along with rigorous documentation and coordination across design, commercial, and delivery teams.

Responsibilities

Lead engineering control across RC structures, drainage, utilities, and underground works
Deliver accurate setting‑out, surveying, and as‑built records across multiple packages
Review drawings, specifications, and technical requirements, resolving clashes and buildability issues
Manage ITPs, QA records, permits, and site documentation to water‑sector standards
Coordinate with designers, temporary works, and subcontractors to maintain technical accuracy
Mentor junior engineers and ensure consistent engineering standards across the team
Support planning, sequencing, and interface management across civils and M&E elements
Drive problem‑solving and practical solutions on complex pipework and underground structuresIdeal background

Civil engineering degree or equivalent
Strong experience as a Site Engineer or Senior Site Engineer on water‑sector projects (AMP frameworks, WTW/WTW upgrades, pipelines, utilities)
Excellent understanding of RC structures, drainage, utilities, pipework installation, and underground assets
Confident working with temporary works, QA processes, and controlled environments
Able to challenge design, propose practical solutions, and maintain high technical standards
Comfortable leading engineering teams and managing subcontractor coordinationThis is an excellent opportunity on a long term project.

Aldwych Consulting values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are happy to discuss reasonable adjustments and/or additional arrangements as required to support your application.

Candidates must be eligible to live and work in the UK.

For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business

Benefits

lodge (outside IR35)

Advert last confirmed live on 4 October 2026 · Partner reference 225668487