Principal Electrical Engineer | £90,000–£100,000 Location: North West London A leading infrastructure engineering organisation is looking for a Principal Electrical Engineer to take on a key leadership role across major UK rail infrastructure works. This is a senior position with CEM (Contractors Engineering Manager) responsibility, leading multi-disciplinary engineering teams and ensuring compliance under Network Rail standards. This is a high-impact role for a Chartered Engineer who thrives in complex environments and wants to influence engineering delivery at scale. What’s on Offer: - Competitive salary with annual review (£90K–£100K DOE) - Travel expenses covered outside base location - Access to benefits platform including discounts and wellbeing tools - Private Medical Insurance and Life Assurance - Strong pension scheme - 25 days holiday plus bank holidays (including Christmas shutdown) About the Role: The Principal Electrical Engineer will provide strategic engineering leadership across all MEPHFC (Mechanical, Electrical, Public Health, Fire & Communications) systems, taking ownership of engineering assurance, governance, and technical excellence across the programme. You will: - Act as CEM over multiple CRE functions, providing direction and sign-off under NR/L2/INI/02009 - Lead technical assurance and design reviews to ensure constructability, compliance and best practice engineering standards - Mentor and assess CRE applications, supporting technical development and engineering governance - Oversee design approvals, calculations, technical submissions and controlled documentation - Engage in HazID, HazOP, HazCON reviews and champion safety-led design - Work closely with CAD/BIM teams to resolve clashes and align digital models with construction methodology - Liaise with installation, commercial and planning teams to ensure engineering intent is delivered on site - Lead technical communication across stakeholders, suppliers and subcontractors - Support procurement and tender documentation from an engineering perspective - Coach and develop future engineering leaders (CEM/CRE pathway) Skills & Experience - Chartered Engineer (IET / IMechE / CIBSE or equivalent) - Proven experience as a Network Rail CEM on major UK rail or infrastructure programmes - Strong background in MEP / Rail Systems / Infrastructure Electrical Engineering - Experience leading multi-disciplinary engineering teams - Expert understanding of Network Rail standards (including NR/L2/INI/02009) - Familiarity with design reviews (CAT I / CAT II), assurance processes and technical documentation control - Strong working knowledge of BIM workflows and engineering governance Desirable - Experience using tools such as Amtech, ETAP, HEVACOMP, Revit, AutoCAD or Microstation - Knowledge of offsite fabrication and modern methods of delivery - Additional leadership or safety qualifications (APM, PRINCE2, NEBOSH, ATEX/DSEAR)