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 and diverse 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.
About the Opportunity
Amentum is currently supporting TEPCO regarding the decommissioning of the Fukushima Dai-ichi Nuclear Power Plant (1F). The role of the International Decommissioning Team is to build relationships and provide International Good Practice on Engineering to TEPCO.
To support this we are recruiting for an Engineering Manager to lead the engineering team in Japan that supports the IPFA and future partnerships, accountable to the Engineering Director. You'll direct communications on engineering and technical aspects and projects and coordinate internal engineering support to help ensure the delivery aligns with our Client needs. The Engineering Manager shall also:
Be responsible for the delivery of the engineering scope of specific projects.
Support communications so Clients understand the International Good Practice proposed by Amentum.
Be a Role model for the behaviours and approach that supports stakeholders, and one that respects the Japanese culture.
Make safety the highest priority with a continued strive towards Zero Harm.
Support the coordination and communication with the other Project leads.
Here's What You'll Need
Chartered Engineer, or equivalent
Engineering or technical experience as an Engineering Manager or Lead.
A pro-active self-starter with good communication and team working skills.
Knowledge of International Good Practice within the Nuclear Industry is desirable.
Nuclear experience is preferable.
Experience of working in Japan is preferable.
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. When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.
Compensation Details:
JPY
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance
Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
02/19/2026 - 02/26/2026
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.
