Senior EC&I Designer

Location: Manchester (Office based – remote working can be discussed)
Scope: Outside IR35
Working Pattern: Hybrid (2–3 days per week in the office, typically Tuesday to Thursday)
Sector: Water
Reporting to: Project Lead Engineer

We are working with amajor UK engineering and construction organisation operates across highly regulated infrastructure sectors including energy, transport, water, and defence. It is widely recognised for delivering complex, safety-critical programmes, with a strong emphasis on systems engineering, risk management, and long-term asset performance. The business typically works within frameworks and collaborative delivery models, partnering closely with clients to manage technical, regulatory, and stakeholder challenges associated with nationally significant infrastructure projects.

The Senior EC&I Designer will be responsible for delivering high-quality electrical, control and instrumentation (EC&I) designs across a range of water-sector projects. The role involves producing and checking detailed design deliverables, ensuring compliance with UK legislation, industry standards and company procedures, while working closely with multi-disciplinary teams.

• Produce safe, practical and cost-effective EC&I designs to a high professional standard
• Ensure all designs comply with company procedures, UK legislation and relevant standards
• Prepare detailed design deliverables including, but not limited to:
  • Single Line Diagrams (SLDs)
  • P&IDs
  • IO and Cable Schedules
  • Schematics
  • Block Cable Diagrams (BCDs)
  • Equipment and cable routing layouts
• Check and approve drawings in line with company quality and assurance procedures
• Liaise with project engineers, other design disciplines and key stakeholders
• Support project delivery by contributing technical expertise throughout the design lifecycle
• Maintain a strong focus on safety, risk management and customer requirements

ONC / OND / HNC / HND (or equivalent) in an engineering-related discipline

• Minimum of 10 years’ experience in EC&I or electrical design within the water sector or similar regulated industries
• Strong knowledge of EC&I design practices and installation requirements
• Proficient in CAD systems
• Good understanding of LV electrical design
• Working knowledge of relevant UK legislation, regulations and standards