Technical Subject Matter Expert (SME)
Technical Subject Matter Expert (SME)

Technical Subject Matter Expert (SME)

Full-Time 43200 - 72000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Provide expert guidance and lead technical reviews on complex engineering projects.
  • Company: Join Amentum, a leader in major infrastructure projects at Sellafield.
  • Benefits: Competitive salary, professional development, and opportunities to mentor others.
  • Why this job: Make a real impact by solving engineering challenges in a dynamic environment.
  • Qualifications: Chartered engineer with extensive experience in regulated environments.
  • Other info: Collaborative culture with opportunities for career growth and influence.

The predicted salary is between 43200 - 72000 £ per year.

Amentum is the Design & Engineering partner within the Programme and Project Partners (PPP) framework at Sellafield — a 20-year strategic alliance delivering £7bn of major infrastructure projects.

We are seeking a Technical Subject Matter Expert (SME) to provide deep domain expertise and technical leadership across complex engineering programmes.

What You’ll Be Doing:

  • Act as the technical authority in your discipline, providing expert guidance across design, delivery, and assurance phases.
  • Support project teams with specialist knowledge to resolve complex engineering challenges.
  • Lead and contribute to technical reviews, design assurance activities, and risk assessments.
  • Ensure compliance with regulatory standards, safety requirements, and industry best practices.
  • Collaborate with internal and external stakeholders to ensure technical integration and alignment.
  • Mentor engineers and contribute to the development of technical capability across the organisation.
  • Influence strategy and decision-making through technical insight and evidence-based recommendations.

What We’re Looking For:

  • Recognised technical expert in a relevant engineering discipline, Chartered with a relevant institution.
  • Extensive experience in regulated environments (e.g. nuclear, defence, infrastructure).
  • Proven ability to lead technical assurance and solve complex engineering problems.
  • Strong communication and stakeholder engagement skills.
  • Experience supporting large-scale project delivery and multidisciplinary teams.

Technical Subject Matter Expert (SME) employer: Amentum CMSI

Amentum is an exceptional employer, offering a dynamic work environment at Sellafield where innovation meets infrastructure development. With a strong focus on employee growth, we provide opportunities for mentorship and technical leadership, ensuring that our team members thrive in their careers while contributing to significant projects that shape the future. Our collaborative culture, commitment to safety, and adherence to industry best practices make Amentum a rewarding place to work for those seeking meaningful contributions in complex engineering programmes.
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Contact Detail:

Amentum CMSI Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Technical Subject Matter Expert (SME)

✨Tip Number 1

Network like a pro! Reach out to your connections in the engineering field, especially those who work in regulated environments. A friendly chat can lead to insider info about job openings or even a referral.

✨Tip Number 2

Show off your expertise! Prepare a portfolio or presentation that highlights your technical achievements and problem-solving skills. This will help you stand out during interviews and discussions with potential employers.

✨Tip Number 3

Practice makes perfect! Conduct mock interviews with friends or mentors to refine your communication skills. Focus on articulating your technical knowledge and how it applies to complex engineering challenges.

✨Tip Number 4

Don’t forget to apply through our website! We’ve got loads of opportunities waiting for talented individuals like you. Plus, it’s a great way to ensure your application gets noticed by the right people.

We think you need these skills to ace Technical Subject Matter Expert (SME)

Technical Authority
Expert Guidance
Complex Engineering Problem Solving
Technical Reviews
Design Assurance
Risk Assessments
Regulatory Compliance
Safety Requirements
Industry Best Practices
Stakeholder Engagement
Mentoring
Technical Capability Development
Strategic Influence
Evidence-Based Recommendations
Experience in Regulated Environments

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the Technical Subject Matter Expert role. Highlight your relevant experience in engineering, especially in regulated environments like nuclear or defence. We want to see how your skills align with what we’re looking for!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re the perfect fit for this role. Share specific examples of how you've led technical assurance and solved complex engineering problems. Let us know how you can contribute to our projects!

Showcase Your Communication Skills: Strong communication is key for this position. In your application, demonstrate how you've effectively engaged with stakeholders in the past. We love seeing examples of collaboration and mentorship, so don’t hold back!

Apply Through Our Website: We encourage you to apply through our website for a smoother process. It’s the best way for us to receive your application and keep track of it. Plus, you’ll find all the details about the role and our company there!

How to prepare for a job interview at Amentum CMSI

✨Know Your Stuff

As a Technical Subject Matter Expert, you need to showcase your deep domain expertise. Brush up on the latest trends and challenges in your engineering discipline, especially those relevant to regulated environments like nuclear or defence. Be ready to discuss specific projects where you've provided technical leadership.

✨Prepare for Technical Questions

Expect to face complex engineering problems during the interview. Prepare by reviewing past challenges you've solved and be ready to explain your thought process. Use examples that highlight your ability to lead technical assurance and ensure compliance with safety standards.

✨Showcase Your Communication Skills

Strong communication is key for this role. Practice articulating your ideas clearly and concisely. Think about how you can explain complex technical concepts to non-technical stakeholders, as collaboration is crucial in this position.

✨Demonstrate Mentorship Experience

Since mentoring is part of the job, be prepared to discuss your experience in developing others' technical capabilities. Share specific examples of how you've guided engineers or contributed to team development, showcasing your leadership skills.

Technical Subject Matter Expert (SME)
Amentum CMSI
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  • Technical Subject Matter Expert (SME)

    Full-Time
    43200 - 72000 £ / year (est.)
  • A

    Amentum CMSI

    50-100
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