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Amentum

Electrical Calculations Engineer

UK-Bristol

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hirly's read of this role

Seniority
Mid level
Country
GB
Work mode
On-site / unstated
First seen by hirly
2 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive.

Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all.

We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent.

In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships.

Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business.

About the Opportunity

We employ the UK's most experienced and skilled technical services professionals and has grown to over 8,000 people in locations across the UK - we provide the resources to turn great ideas into reality, and we offer capable and committed individuals the opportunity to shape their careers how they wish.

Hinkley Point C (HPC) is the first new nuclear power station to be built in the UK in over 20 years, HPCs two EPR reactors will be capable of generating 3.26GW of secure, low carbon electricity for 60 years, enough electricity to power around 6 million homes. In addition to the projects ‘clean energy’ benefits, HPC will create thousands of jobs and bring lasting benefits to the UK economy.

As an Electrical Calculation Engineer , you will support all Mechanical studies and be responsible for various tasks. These include responding to site queries, conducting mechanical stress analyses, engaging with stakeholders, proposing modifications, and ensuring compliance with Edvance's QA operating procedures and CAD designers to prepare design drawings. Key responsibilities will include:

Gathering input data, analysing/updating hypothesis notes, and preparing loading description reports.

Engaging with various stakeholders (installation contractors, CW interfaces, other disciplines) to clarify issues.

Performing mechanical stress analyses: cable trays flexibility calculations, electrical supports calculations, or any analysis required to resolve encountered issues.

Proposing appropriate and proportionate modifications if sizing criteria are not met. Closing open points and comments.

Assessing and integrating modification coming from the stakeholders after packages handed over to JDO.

Doing hand calculations and running anchorages macros to assess the feasibility of modification.

Checking calculation notes and guide drawings subcontracted to external companies. Proposing improvements for the studies not finalised.

Qualifications, Skills & Experience

  • Degree in Science or Electrical or Mechanical ngineering
  • Knowledge of EUROCODE, ASME and RCC-M code
  • Knowledge of 2D and 3D design software: PDMS (if possible), NavisWorks,
  • PIPESTRESS, RSTAB, ANSYS APDL and WORKBENCH
  • Experience working in a multicultural environment
  • Excellent Interpersonal skills, conscientiousness and quality awareness
  • Experience of producing technical documentation
  • Remain focused under pressure, thinking clearly and objectively
  • Strong planning and organisational skills including the ability to manage several work streams simultaneously

Our Culture

Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.

We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.

When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.

We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.

Original posting on Amentum's site ↗

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