Nuclear Plant HVAC Design Engineer (Safety-Critical)

ALTEN; Manchester; On-site; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Private MedicalInsurance

Employee assistance programme

Life insurance & Pension Scheme

Social atmosphere, regular gatherings

Flexible working (role dependent)

Job summary

ALTEN is seeking a Mechanical Design Engineer - Plant Equipment in the North West UK (Derby/Warrington/Manchester region). You’ll support HVAC systems and plant equipment design for safety-critical nuclear environments, delivering across concept and detailed design stages.

Join a team delivering tempered and conditioned air solutions and contaminated air treatment, with on-site presence, BPSS clearance, and 3–10 years’ experience.

Qualifications

• Knowledge of mechanical or plant equipment engineering principles.
• Experience developing equipment designs from concept through detailed definition.
• Ability to manage technical scope and support equipment delivery activities.
• Experience producing and reviewing technical engineering documentation.
• Strong collaboration and stakeholder coordination skills.
• Understanding of engineering governance and quality assurance processes.
• Ability to balance technical, cost and programme considerations.
• Ability to plan work, manage priorities and elevate technical risks appropriately.

Responsibilities

• Support delivery of mechanical and plant equipment design solutions for SMR applications.
• Develop and manage technical requirements for plant equipment packages.
• Produce and review technical deliverables including specifications, calculations and design documentation.
• Support concept and detailed design activities for miscellaneous plant equipment systems.
• Apply modularisation and standardisation principles to equipment design solutions.
• Collaborate with suppliers and external partners during equipment development activities.
• Coordinate with multi-disciplinary engineering teams to ensure technical integration and compliance.
• Support engineering governance, quality assurance and design review activities.
• Present technical solutions and design maturity at stakeholder and programme reviews.
• Assist with supplier management and technical oversight activities.
• Support delivery of programme milestones, cost and schedule objectives.

Skills

Mechanical design principles

Plant equipment design

Technical documentation

Stakeholder coordination

Governance & QA

Cost & schedule balance

Work planning & prioritisation

Education

Bachelor’s degree in Engineering

Master’s degree in Engineering

Equivalent military experience

Job description

ALTEN is seeking a Mechanical Design Engineer - Plant Equipment in the North West UK (Derby/Warrington/Manchester region). You’ll support HVAC systems and plant equipment design for safety-critical nuclear environments, delivering across concept and detailed design stages.

Join a team delivering tempered and conditioned air solutions and contaminated air treatment, with on-site presence, BPSS clearance, and 3–10 years’ experience.