Senior / Principal Mechanical Engineer - Nuclear (Civil & Defence)

Reference: PR51600

We are seeking a highly skilled Senior / Principal Mechanical Engineer specializing in Nuclear (Civil & Defence) to join our dynamic team. In this role, you will lead the design, analysis, and implementation of mechanical systems for nuclear facilities and defence projects. You will be responsible for developing innovative engineering solutions, ensuring compliance with industry standards, and managing project timelines and budgets. You will collaborate closely with multidisciplinary teams, providing technical guidance and oversight throughout the project lifecycle, from concept through to delivery.

The ideal candidate will possess a deep understanding of mechanical engineering principles specific to nuclear and defence sectors. Responsibilities include conducting detailed engineering analyses, preparing technical documentation, and performing risk assessments. You will also be expected to mentor junior engineers, fostering a culture of knowledge sharing and continuous improvement. Strong communication skills are essential as you will liaise with clients, stakeholders, and regulatory bodies to ensure alignment on project goals and compliance with safety regulations.

To be successful in this role, you should hold a relevant degree in Mechanical Engineering and possess significant experience in the nuclear or defence industries. A chartered status or equivalent is highly desirable. Proficiency in engineering software tools, along with a solid grasp of project management methodologies, will set you apart. If you are passionate about advancing the field of mechanical engineering within the nuclear and defence sectors and are ready to take on new challenges, we would love to hear from you.

COMPETITIVE SALARY

Derby

Permanent

AtkinsRéalis

Added 20/01/2026
Reference: PR51600

Senior / Principal Mechanical Engineer - Nuclear (Civil & Defence)

Derby
Permanent
AtkinsRéalis

Other similar jobs

Mechanical Engineer - Fusion and Advanced Reactors

Added 19/12/2025

We are seeking a highly motivated and skilled Mechanical Engineer specializing in Fusion and Advanced Reactors to join our dynamic team. In this role, you will be responsible for the design, development, and testing of mechanical systems related to fusion energy and advanced nuclear reactor technologies. You will collaborate with cross-functional teams to analyze system requirements, develop detailed specifications, and ensure compliance with safety and regulatory standards. Your expertise will play a critical role in advancing our innovative projects aimed at achieving sustainable energy solutions. Key responsibilities include conducting feasibility studies, performing thermal and structural analyses, and developing prototypes to...

Learn more

Fuel Handling Mechanical Engineer- Nuclear

Added 10/12/2025

We are seeking a highly skilled and motivated Fuel Handling Mechanical Engineer to join our dynamic team in the nuclear energy sector. In this role, you will be responsible for the design, analysis, and maintenance of fuel handling systems, ensuring safe and efficient operations within the nuclear facility. Your expertise will guide the development of mechanical systems related to fuel storage, transport, and handling, while adhering to stringent safety and regulatory standards. You will collaborate with multidisciplinary teams to troubleshoot issues, conduct risk assessments, and implement engineering solutions that enhance system performance and reliability. The ideal candidate will possess a...

Learn more

Mechanical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower

Added 20/01/2026

We are seeking a highly skilled Mechanical Engineer with expertise in hydropower systems to join our innovative team. The ideal candidate will have experience at the Senior, Principal, or Senior Principal level. You will be responsible for the design, analysis, and optimization of mechanical systems within hydropower projects. Responsibilities include developing detailed design specifications, conducting feasibility studies, and performing mechanical analysis to ensure efficiency and reliability in hydropower plants. You will also collaborate with cross-functional teams to ensure project goals are met within established timelines and budgets. Your role will involve mentoring junior engineers, providing technical guidance, and overseeing project...

Learn more

Mechanical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower

Added 20/01/2026

We are seeking a highly skilled Mechanical Engineer (Senior, Principal, Senior Principal, or Experienced) with a focus on Hydropower to join our innovative team. The ideal candidate will be responsible for the design, analysis, and optimization of mechanical systems and components in hydropower projects. You will collaborate with multidisciplinary teams to develop efficient solutions that meet project requirements, ensuring compliance with industry standards and best practices. Your role will also involve conducting feasibility studies, creating detailed engineering calculations, and generating comprehensive technical documentation. As a key member of our team, you will lead and mentor junior engineers, providing guidance and...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a highly skilled Electrical Engineer (Senior, Principal, Senior Principal, or Experienced) to join our dynamic team in the Hydropower sector. In this role, you will be responsible for the design, analysis, and implementation of electrical systems related to hydropower generation. You will collaborate with multidisciplinary teams to ensure that projects are executed efficiently, safely, and in accordance with industry standards. Key responsibilities include conducting detailed electrical system studies, developing specifications for electrical equipment, and performing power system analysis to optimize performance and reliability. The ideal candidate will possess a strong understanding of electrical engineering principles, particularly in...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a highly skilled and motivated Electrical Engineer (Senior, Principal, Senior Principal, or Experienced) specializing in Hydropower to join our dynamic team in the energy sector. The ideal candidate will possess a deep understanding of electrical systems and their application within hydropower projects. Responsibilities include designing, developing, and implementing electrical systems for hydropower plants, ensuring compliance with industry standards and regulations. You will collaborate closely with multidisciplinary teams to conduct feasibility studies, perform system analyses, and oversee the integration of electrical components into overall project designs. In this role, you will also be responsible for conducting performance assessments,...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a highly skilled and motivated Electrical Engineer (Senior, Principal, Senior Principal, or Experienced) specializing in Hydropower to join our dynamic team in the Energy sector. In this role, you will be responsible for the design, analysis, and implementation of electrical systems for hydropower projects. Your expertise will contribute to the development of innovative energy solutions that align with our commitment to sustainability and efficiency. You will lead various phases of project life cycles, from initial feasibility studies and design through to commissioning and operational support. The ideal candidate will have a deep understanding of electrical engineering principles,...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a highly skilled Electrical Engineer (Senior, Principal, Senior Principal, or Experienced) with a strong background in Hydropower and Energy systems to join our dynamic team. In this role, you will be responsible for the design, development, and implementation of electrical systems that support hydropower projects, ensuring compliance with industry standards and regulations. You will collaborate closely with multidisciplinary teams to deliver innovative solutions, conduct feasibility studies, and perform detailed electrical system analysis. Your expertise will be essential in managing project timelines, budgets, and ensuring safety protocols are met throughout all phases of project execution. The ideal candidate...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a highly skilled Electrical Engineer (Senior, Principal, Senior Principal, or Experienced) to join our dynamic team specializing in hydropower projects. In this pivotal role, you will be responsible for the design, development, and implementation of electrical systems for hydropower plants. Your expertise will drive the optimization of energy generation processes while ensuring compliance with industry standards and regulations. You will collaborate with multidisciplinary teams to conduct feasibility studies, prepare technical specifications, and oversee the execution of electrical installations and maintenance activities. Additionally, you will provide technical support during project execution and be instrumental in troubleshooting any electrical...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a highly skilled and experienced Electrical Engineer specializing in Hydropower to join our dynamic team. In this role, you will be responsible for the design, analysis, and implementation of electrical systems for hydropower projects. Your expertise will be crucial in developing innovative solutions that enhance efficiency and reliability while adhering to industry standards and regulations. You will collaborate with multidisciplinary teams to ensure project deliverables are met on time and within budget. Key responsibilities include performing electrical system modeling, conducting feasibility studies, and overseeing the installation and commissioning of electrical equipment. The ideal candidate will possess a...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a highly skilled Electrical Engineer (Senior, Principal, Senior Principal, or Experienced) to join our dynamic Hydropower team in the Energy sector. In this role, you will be responsible for the design, analysis, and implementation of electrical systems and components for hydropower projects. Your expertise will help us optimize energy production while ensuring compliance with industry standards and regulations. You will lead technical teams, collaborate with multidisciplinary professionals, and engage with clients to deliver innovative solutions that drive project success. Key responsibilities include conducting detailed electrical system studies, developing specifications for electrical equipment, and overseeing installation and commissioning...

Learn more

Electrical Engineer (Senior, Principal, Senior Principal or Experienced) - Hydropower (Energy)

Added 28/11/2025

We are seeking a skilled and experienced Electrical Engineer at various levels (Senior, Principal, Senior Principal, or Experienced) to join our dynamic Hydropower team. In this role, you will be responsible for the design, development, and implementation of electrical systems for hydropower projects. You will collaborate with multidisciplinary teams to analyze project requirements, create technical specifications, and ensure compliance with industry standards. Your expertise will be crucial in optimizing performance, enhancing reliability, and reducing operational costs of electrical systems in hydropower plants. The ideal candidate will possess a strong background in electrical engineering, specifically within the energy sector, and a...

Learn more

Senior Principal Mechanical Engineer - Water Sector

Added 08/01/2026

We are seeking a highly experienced and motivated Senior Principal Mechanical Engineer to join our dynamic team in the Water Sector. In this pivotal role, you will lead the design and execution of mechanical engineering projects related to water treatment, distribution, and wastewater management. You will collaborate with cross-functional teams to develop innovative solutions that meet client needs while ensuring compliance with industry standards and regulations. Your expertise will be instrumental in driving project success, from conceptual design through to implementation and commissioning. The ideal candidate will possess a robust understanding of mechanical engineering principles, particularly as they pertain to...

Learn more

Senior Principal Mechanical Engineer - Water Sector

Added 22/12/2025

We are seeking a highly skilled and experienced Senior Principal Mechanical Engineer to join our dynamic team within the Water Sector. In this role, you will lead mechanical engineering efforts for various water-related projects, ensuring the successful design, implementation, and management of innovative solutions. You will collaborate with cross-functional teams to deliver high-quality projects on time and within budget. Your expertise will be critical in developing mechanical systems for water treatment plants, pipelines, and distribution networks, while also ensuring compliance with industry standards and regulations. Your responsibilities will include conducting detailed mechanical analyses, creating and reviewing design specifications, and overseeing...

Learn more

Senior Principal Mechanical Engineer - Water Sector

Added 22/12/2025

We are seeking a highly experienced Senior Principal Mechanical Engineer to join our dynamic team in the Water Sector. In this pivotal role, you will lead the design and implementation of mechanical systems for water treatment, distribution, and wastewater management projects. You will be responsible for overseeing project execution from conception to completion, ensuring compliance with industry standards and regulations. Your expertise in mechanical engineering principles will be essential in developing innovative solutions that enhance efficiency and sustainability in water management systems. Key responsibilities include conducting feasibility studies, preparing detailed design specifications, and collaborating with multidisciplinary teams to deliver high-quality...

Learn more
Required for two factor authentication
At least 8 characters, 1 uppercase, 1 lowercase and 1 special character or number

Diversity and background information

Additional qualifications (optional)

By ticking this box, I confirm that I consent to the sharing of my ethnicity, gender, sexual orientation, and other protected characteristics with prospective employers for the purpose of promoting equal opportunities and diversity in recruitment. This information will be shared in an aggregated, anonymous manner to assist employers in meeting their diversity and inclusion goals. My personal details will remain confidential, and I understand that I can withdraw my consent at any time.
Your file must be a doc, docx or pdf. No larger than 5MB. (optional)
/5

based on Customer Feedback

/5

Independent service based on verified reviews