RESPONSIBILITIES

Nuclear HVAC System Design Engineer

Overview

We are seeking a Nuclear HVAC System Design Engineer to lead the design and development of nuclear-grade HVAC and chilled water systems supporting safety-critical facilities within a highly regulated engineering environment.

This is a key technical role responsible for progressing system concepts through design maturation, ensuring solutions meet functional, environmental, safety, operational and regulatory requirements. The successful candidate will play a pivotal role in the development of complex infrastructure systems, contributing to the delivery of next-generation energy projects.

Key Responsibilities

• Lead the design development of nuclear-grade HVAC and chilled water systems from concept through detailed design.

• Produce and maintain technical documentation, design substantiation reports and engineering justifications.

• Ensure system designs comply with relevant industry codes, standards, regulatory requirements and best engineering practices.

• Develop and support performance assessments, calculations and analyses to demonstrate system functionality and safety.

• Identify, assess and resolve technical issues arising during design development.

• Support the delivery of Environment, Safety, Security and Safeguards (E3S) objectives throughout the design lifecycle.

• Collaborate with multidisciplinary engineering teams including safety, structural, mechanical and operational stakeholders.

• Interface with suppliers, contractors and external partners to support system development and integration.

• Contribute to design reviews, technical governance activities and engineering assurance processes.

• Ensure all engineering outputs are delivered to the required quality standards and programme milestones.

Requirements

• Degree qualified in Mechanical Engineering or a related engineering discipline.

• Experience in the design and development of HVAC, ventilation or chilled water systems within a regulated engineering environment.

• Strong understanding of engineering design principles, system integration and technical substantiation.

• Experience producing technical reports, calculations and engineering documentation.

• Ability to work effectively across multidisciplinary teams and engage with a broad range of stakeholders.

• Knowledge of safety-led design methodologies and quality assurance processes.

• Strong problem-solving skills with the ability to identify and resolve complex technical challenges.

Desirable Experience

• Experience within the nuclear sector or other highly regulated industries such as defence, power generation, oil & gas, rail or aerospace.

• Familiarity with nuclear safety requirements, safety cases or licensing environments.

• Chartered Engineer status or working towards professional registration.

• Experience leading technical work packages or coordinating engineering activities.

What's on Offer

• Opportunity to contribute to nationally significant, safety-critical infrastructure projects.

• Long-term career development and progression opportunities, including potential future leadership pathways.

• Collaborative and supportive engineering environment.

• Flexible working arrangements where applicable.

• Competitive salary and benefits package.

Security Clearance

Due to the nature of the work, successful applicants will be required to undergo pre-employment screening, including:

• Baseline Personnel Security Standard (BPSS) clearance.

• Disclosure and Barring Service (DBS) check.

• Basic financial probity check.