Senior Physicist

Overview

At Amentum, we are engineering the future with a commitment to innovation, integrity, and collaboration. We tackle challenges in science, security, and sustainability, and we aim to create a secure and vibrant future for all. We offer opportunities to develop your career within a supportive team that strives to do the right thing for our people, clients and communities. People are our greatest asset, and we offer a competitive package to attract and retain talent.

UK employees receive additional benefits, including 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 are a key focus area; we’re open to discussing hybrid, part-time, flexible working hours, patterns and locations to suit you and the business.

We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow.

About the Opportunity

As a Senior physicist you will be expected to lead small to medium sized projects or tasks independently requiring minimal guidance. You may oversee the work of small teams on those projects and mentor junior team members. You will be responsible for the technical delivery of the tasks and for technical interactions with clients. Key responsibilities will be:

• Detailed knowledge and experience within a physics discipline required in the nuclear industry such as transient analysis, reactor physics, shielding, thermal hydraulics, etc
• Ability to assimilate, analyse and provide judgements on complex technical issues clearly and concisely
• Good consultancy skills, e.g., good communication, teamwork, adaptability to client requirements and time management skills
• Experience of bid writing or assessment and associated commercial awareness
• Familiar with nuclear safety assessments and safety case construction

Qualifications

• Nuclear masters and PhDs preferred or Degree or Post Graduate qualification in a relevant engineering or scientific discipline
• Ability to assimilate, analyse and provide judgements on complex technical issues clearly and concisely
• Good consultancy skills, e.g., good communication, teamwork, adaptability to client requirements, time management skills

Our Culture

Our values are built on 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  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.