Skip to main content
Posted 11 August, 2026

Principal Mechanical Engineer

Scantec
Manchester, ENG, GB Full Time

Job Description

Principal Mechanical Engineer – Nuclear About the Company Our client is a leading engineering and project delivery organisation operating across highly regulated sectors including nuclear, energy, water and infrastructure. They deliver complex engineering solutions for major UK programmes and are continuing to expand their nuclear capability. The Role An opportunity has arisen for an experienced Principal Mechanical Engineer to support the delivery of major nuclear projects, specialising in Nuclear Mechanical Handling. The successful candidate will provide technical leadership, manage engineering resources, oversee design delivery and support the development of junior engineers. Key Responsibilities Lead mechanical engineering design activities across the project lifecycle. Manage technical interfaces and multidisciplinary design teams. Review, check and approve engineering deliverables. Ensure compliance with relevant regulations, codes and standards. Support project reporting, risk management and resource planning. Mentor and develop junior engineers. Requirements Typically 12+ years' mechanical engineering experience. SQEP within the nuclear sector. Extensive experience in Nuclear Mechanical Handling. Strong understanding of UK regulatory requirements including CDM, PESR, Machinery Safety Regulations and ATEX. Experience producing and reviewing: Design Justification Reports Mechanical Handling Diagrams Design Proposal Drawings Plant & Building Layouts Equipment Specifications & Datasheets Single and Multi-Discipline Design Reviews Desirable Stress analysis experience. Site/construction environment experience. Supply chain management experience. Knowledge of HVAC, rotating equipment, process plant or lifting equipment