- Company: Amentum
- Location: Sellafield, Seascale
- Salary: Pay not listed
Amentum at a glance
amentum.com- Founded 2020
SEC filings mentioning "Amentum": 467 — search EDGAR
Amentum Holdings is a US government and commercial services contractor headquartered in Chantilly, Virginia. Formed in 2020 from AECOM’s Management Services / federal spinout, it ranks as the second-largest government services contractor in the US market after Leidos. Domain: amentum.com.
8,698 Wikipedia views in July 2026 — a rough gauge of public visibility.
Planner of Work at Amentum - Sellafield, Seascale
About the Role
We are seeking a Planner of Work to join our team at Amentum in Sellafield, Seascale. As a Planner of Work, you will be responsible for ensuring that all work is planned and executed efficiently and effectively within the constraints of safety, quality, and cost.
Responsibilities
- Develop detailed work plans and schedules to ensure timely completion of projects.
- Coordinate with various departments to manage resources and resolve any issues promptly.
- Ensure compliance with all relevant regulations and standards during the planning and execution phases.
- Monitor project progress and make necessary adjustments to meet deadlines and objectives.
- Prepare and maintain accurate documentation related to work plans and schedules.
What We're Looking For
- A proven track record in planning and scheduling within a similar role.
- Strong organizational skills with the ability to prioritize tasks effectively.
- Excellent communication and interpersonal skills for collaboration across teams.
- Familiarity with project management tools and software.
- A degree in Engineering, Project Management, or a related field is preferred.
More About Amentum
Amentum — Sellafield, Seascale 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.
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Explore Amentum online
What people say about Amentum
Public coverage in the supplied set centers on business and media, not workplace reviews. Recent items include contract-award coverage (Yahoo Finance) and reporting linking Amentum to ICE contractor controversy at a high-profile event (Snopes). Linked Hacker News threads are not employee reviews of Amentum.
- New Glenn Update
- Welcome to the Antarctic Fire Department
- Ask HN: YC misses that went on to do well (like veed.io)
Recent news
- Amentum Holdings (AMTM) Appears Attractive With New Contract Awards - Yahoo Finance
- Taylor Swift comes under fire after ICE contractor spotted at MSG wedding to Travis Kelce - The Express Tribune
- Price to earnings forward of Amentum Holdings, Inc. – NYSE:AMTM - TradingView
- Did Taylor Swift and Travis Kelce invite ICE contractor to their wedding? What we know - Snopes
- Amentum Holdings (AMTM) Gains NASA COSMOS Role As Valuation Debate Comes Back Into View - simplywall.st
Aggregated from public discussions and news; opinions are the authors’ own.
Build the skills for this role
Build depth in work packaging, permit-to-work interfaces, baseline scheduling, and change control on nuclear or high-hazard sites. Practice stakeholder briefings and risk-based resequencing. No certified learning paths or costs were provided in CERTS.
- Walk through a work pack you planned end-to-end: constraints, permits, and how you recovered a slipped activity.
- Explain how you balance schedule pressure with nuclear/safety hold points.
- Describe tools and cadence you use with craft leads and client planners.
- Ask how Amentum structures planning on Sellafield scopes and who owns interface with the site licence company.
Strong fit if you thrive on structured planning in highly controlled environments and can coordinate many parties without inventing shortcuts. Prefer roles with clear on-site presence at Sellafield; this listing is not remote. Thin local and pay DATA—validate shift patterns, clearance, and compensation directly with the employer.
Job details above are provided by the employer/source. The sections on this page are compiled from public data sources with AI assistance.
Accommodations: if you need a workplace accommodation to apply for or perform this job, see ADA.gov or EEOC.gov for guidance on your rights and how to request one.
Listing facts
- Role Planner of Work
- Employer Amentum
- Location Sellafield, Seascale
- Type Part Time
- Pay (from listing) Pay not listed
- Posted July 31, 2026
- Apply by August 30, 2026
- Overview Full job description on this page (247 words)
Facts above come from this job record on Get A Job.AI — not copied from third-party review sites.
Public discussions & open sources
Attributed public threads and profiles — not employee reviews or star ratings.
- Hacker News — New Glenn Update
- Hacker News — Welcome to the Antarctic Fire Department
- Hacker News — Welcome to the Antarctic Fire Department
- Hacker News — Ask HN: YC misses that went on to do well (like veed.io)
Cached public sources (Hacker News, Dev.to, GitHub, etc.).
Employer website
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6 other opening(s) at Amentum on Get A Job.AI
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