Full-Time

Security Analyst

Amentum

Amentum

10,001+ employees

Government engineering and technical services provider

Compensation Overview

$85k - $100k/yr

No H1B Sponsorship

Chantilly, VA, USA

In Person

Work is at a fixed customer location in the Washington Metropolitan Area during core hours of 9 a.m.–3 p.m. Monday–Friday.

US Citizenship, US Top Secret Clearance Required

Bachelor's

Category
Legal & Compliance (1)
Required Skills
Data Analysis

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Requirements
  • Demonstrated analytical ability and ability to handle a medium to large, semi-complex workload.
  • Excellent writing and communication skills and good judgment.
  • Demonstrated high level of personal integrity and ability to discreetly handle sensitive, personal, and classified case information.
  • Ability to comprehend complex and multi-source data into succinct and supportable final reports.
  • Knowledge of Intelligence Community Directive 704 or Security Executive Adjudicative Directive guidelines.
  • Knowledge and ability to use computer operating systems and tools such as Microsoft Office Suite.
  • Experience performing adjudicative support.
  • Ability to elicit information during interviews with minimal direction and work effectively with a variety of individuals.
  • Strong time-management skills.
  • Ability to identify complex problems, review related information, develop and evaluate options, and implement solutions.
  • Bachelor's degree or equivalent experience, with one additional year of work experience in a relevant field.
  • For Level 1, at least two years of experience as a background investigator or administering polygraph testing.
  • For Developmental Level 2, at least one year of experience performing security or suitability adjudications.
  • For Full Performance Level 3, at least three years of experience performing security or suitability adjudications.
  • For Senior Level 4, at least five years of experience performing security or suitability adjudications.
  • Active Top Secret U.S. government clearance at the time of application and ability to obtain and maintain a polygraph.
  • U.S. citizenship is required to obtain a Top Secret clearance.
Responsibilities
  • Review security-clearance paperwork and personnel-security files.
  • Generate written adjudicative recommendations for the government customer.
  • Balance and manage a caseload.
  • Provide case briefings.
  • Conduct elicitative interviews as needed.
  • Use computer systems for most of the workday to review files and generate reports.
Desired Qualifications
  • Five years of additional related experience.
  • Prior experience supporting the customer.

Amentum provides technical and engineering services to government agencies to support high-stakes missions such as space launch, nuclear cleanup, and military operations. Its offerings combine workforce, engineering, and mission-support capabilities across the full lifecycle—from planning and design to operations and sustainment—delivered as contracted services. The company differentiates itself through scale and breadth: formed from a spin-off and expanded by acquiring DynCorp and PAE, and later merging with Jacobs’ Critical Mission Solutions and Cyber & Intelligence units, making it one of the largest government services contractors with about 53,000 employees and a public listing (AMTM). Its main goal is to help the U.S. and its allies achieve mission success for critical national programs by providing comprehensive, reliable government-focused technical services.

Company Size

10,001+

Company Stage

Post IPO Equity

Headquarters

Germantown, Maryland

Founded

2020

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Simplify Jobs

Simplify's Take

What believers are saying

  • August 2026 bookings added over $1 billion defense and $974 million NASA work.
  • Amentum raised fiscal 2026 guidance after Q3 revenue and EBITDA beat estimates.
  • Backlog reached $48.2 billion in Q2 2026, up 8.1% year over year.

What critics are saying

  • Q2 2026 revenue missed estimates, and shares dropped 15.1% on May 11.
  • WARN filings hit Maryland and Colorado in 2026, including a 92-worker Pueblo cut effective August 25.
  • A major Pentagon or NASA recompete loss would erase backlog and endanger debt service.

What makes Amentum unique

  • Amentum spans NASA, defense, and nuclear work across 70 countries.
  • Its 2026 APX and EDF partnerships anchor deep UK nuclear infrastructure access.
  • The Jacobs and PAE acquisitions built a scale moat competitors cannot quickly replicate.

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Benefits

Hybrid Work Options

Company News

ExchangeMonitor
Aug 19th, 2026
Mooney joins Amentum as biz development VP.

Mooney joins Amentum as biz development VP. By ExchangeMonitor Thomas Mooney, a manager experienced in the public and private sectors, joined Amentum in August as a vice president for business development, according to his LinkedIn profile. Mooney comes to Amentum from Parsons Corp., where he was a business development director... Thank you for visiting Weapons Complex Morning Briefing!

Barchart
Aug 19th, 2026
Amentum to support critical infrastructure and platforms under new Engineering Services Framework.

Amentum to support critical infrastructure and platforms under new Engineering Services Framework. Amentum - Business Wire - Wed Aug 19, 3:00AM CDT Amentum (NYSE: AMTM) has joined a five-year Babcock International Group Engineering Services Framework to support nuclear, marine, land, aviation and mission systems for the UK Armed Forces at home and abroad. Image courtesy of Babcock International Group The agreement forms part of a wider strategy to build closer, long-term partnerships with key suppliers, creating a simpler and more consistent way to bring specialist engineering expertise into critical defence programmes. The framework enables suppliers to support multiple projects more quickly, helping streamline procurement and strengthen collaboration. The award of the framework builds on decades of infrastructure support to Babcock's Devonport Royal Dockyard, His Majesty's Naval Base Clyde, and the Rosyth Royal dockyard, and enables on-going and future support to critical UK defence and submarine programmes, as well as broader support for platforms and infrastructure across the nuclear, marine, land, and air domains. "Our decades of naval nuclear infrastructure experience, the breadth and depth of our engineering and architectural skills, together with our unrivalled scientific reach back, makes Amentum a one-stop shop for Babcock's engineering, nuclear and technical requirements," said Loren Jones, senior vice president and head of Amentum's Energy & Environment-International business. "We are looking forward to supporting the delivery of programmes vital to the UK's safety and security in the years ahead, deploying our proven experience of modernizing the UK's naval bases, dockyards and defence systems, including specialized technical validation for critical infrastructure such as docks, berths and shiplifts for the maintenance of Astute and Dreadnought-class submarines, and for the wider Royal Navy fleet." Amentum provides complex programme, project and engineering solutions, including: requirements management; architectural design and building services; multi-disciplinary design engineering (marine, civil / structural, electrical, control and instrumentation and mechanical); and specialist technical support, such as safety case authoring, Human Factors, 3D Building Information Modelling, geotechnical studies, seismic / blast assessment and Independent Technical Assessment. Amentum also supports critical defence programmes more widely, providing research and technology services, safety case, and security services for the Royal Navy's nuclear propulsion systems. About Amentum Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Its people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Its commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, Barchart has approximately 50,000 employees in more than 70 countries across all 7 continents. About Amentum in the United Kingdom With more than 6,000 people in the UK, Amentum is the delivery partner for project and construction management services at Hinkley Point C; sole programme and project management delivery partner at Sizewell C; and also supports the UK's existing nuclear power stations under a Lifetime Enterprise Agreement with EDF. It is a major supplier of engineering design, safety case and project management at Sellafield and other UK nuclear decommissioning sites and operates the country's largest private sector complex of nuclear laboratories and engineering test facilities in Warrington. In the defence sector, Amentum has an essential role in the UK's continuous at-sea deterrent by providing safety advice and technology services for the Royal Navy's nuclear submarines and programme management and engineering support for AWE. Amentum's specialist teams also assist procurement and operational delivery of goods and services across the whole of the UK Ministry of Defence. Visit Barchart at amentum.com to learn how Barchart advance the future together. Follow @Amentum_corp on X Follow Amentum on LinkedIn Forward-Looking Statements This press release contains or incorporates by reference statements by Amentum Holdings, Inc. (the "Company") that relate to future events and expectations and, as such, constitute "forward-looking statements" as that term is defined in the Private Securities Litigation Reform Act of 1995 and other federal securities laws. These forward-looking statements may be characterized by terminology such as "believe," "project," "expect," "anticipate," "estimate," "forecast," "outlook," "target," "endeavor," "seek," "predict," "intend," "strategy," "plan," "may," "could," "should," "will," "would," "will be," "will continue," "will likely result," or the negative thereof or variations thereon or similar terminology generally intended to identify forward-looking statements. All statements, other than historical facts, including, but not limited to, statements regarding the anticipated work and revenue under the awarded contract, and the Company's objectives, expectations and intentions, applicable legal, economic and regulatory conditions, and any assumptions underlying any of the foregoing, are forward-looking statements. A number of important factors could cause actual results to differ materially from those contained in or implied by these forward-looking statements, including those factors discussed in its filings with the Securities and Exchange Commission (SEC), including, among others: the occurrence of an accident or safety incident; the ability of the Company to control costs, meet performance requirements or contractual schedules; and other factors set forth under Item 1A, Risk Factors in its Annual Report on Form 10-K for the fiscal year ended September 27, 2024, which can be found at the SEC's website at www.sec.gov or the Investor Relations portion of its website at www.amentum.com. Any forward-looking statement speaks only as of the date on which it is made, and the Company assumes no obligation to update or revise such statement, whether as a result of new information, future events or otherwise, except as required by applicable law. This article contains syndicated content. Barchart has not reviewed, approved, or endorsed the content, and may receive compensation for placement of the content on this site. For more information please view the Barchart Disclosure Policy here. Related symbols. | Symbol | Last | Chg | %Chg | | AMTM | 20.95 | +0.52 | +2.55% | | Amentum Holdings Inc |

WashingtonExec
Aug 17th, 2026
Save the date: 2026 mike daniels Technology Good Scout awards luncheon on nov. 5.

Save the date: 2026 mike daniels Technology Good Scout awards luncheon on nov. 5. Amentum CEO John Heller will be honored at this year's Technology Good Scout Award Luncheon, an annual Scouting event that recognizes exceptional leaders from the Greater Washington, D.C., technology community. The award is given each year to someone who lives out the values of the Scout Oath and Law in their personal and professional lives in ways that celebrate integrity, service and leadership. The luncheon brings together top executives, innovators and changemakers in the tech sector that support Scouting America's National Capital Area Council and its mission to build character and leadership in today's youth. The luncheon begins with an 11:30 a.m. reception at Capital One Hall in Tysons, Virginia, and is followed by lunch and a program. The event also raises funds for the work of the National Capital Area Council. Past luncheons have sold out in advance, and participants are invited to register as soon as possible to ensure a seat.

WashingtonExec
Aug 13th, 2026
Amentum taps Khalid Syed as VP of strategic National Security initiatives.

Amentum taps Khalid Syed as VP of strategic National Security initiatives. Amentum has appointed Khalid Syed as vice president of strategic national security initiatives. Syed will help strengthen national security solutions for integrated air and missile defense, C5ISR and space systems. "Amentum is dedicated to supporting the defense of our nation and delivering advanced solutions across the Department of War. Khalid Syed is uniquely suited to scale our offerings," said Mark Walter, president for the Engineering and Technology Business Group of Amentum. "Syed's extensive experience in complex defense systems, paired with his commitment to innovation, makes him the ideal leader to strengthen Amentum's national security presence." Syed brings over 30 years of experience in building and managing mission-critical defense technology businesses to the role. He most recently served as an executive in the National Security Technology Sector at Booz Allen Hamilton, where he impacted critical national security programs like the Battle Control System-Fixed and the Northern Command/NORAD C2 modernization initiatives. He has also served at the forefront of advancements in multi-domain operations, joint all-domain command, and control and AI-powered battle management, granting him recognition on critical national defense programs like the Space Force GPS modernization and the Defense of Guam initiative. "I'm excited to join Amentum at a pivotal time in the company's growth trajectory," said Syed. "I look forward to driving growth as we deliver mission-critical solutions that safeguard the nation. Together, we will ensure Amentum continues to serve as a trusted partner to our government and defense clients."

Associated Press
Aug 13th, 2026
Amentum hires Khalid Syed as VP to strengthen national security solutions

Amentum has appointed Khalid Syed as Vice President of Strategic National Security Initiatives. Syed will lead efforts to strengthen national security solutions across integrated air and missile defense, C5ISR, and space systems. Syed brings over 30 years of experience in defense technology businesses. Most recently, he served as an executive in the National Security Technology Sector at Booz Allen Hamilton, where he led growth efforts and oversaw critical programmes including the Battle Control System-Fixed and Northern Command/NORAD C2 modernisation initiatives. Throughout his career, Syed has worked on advancements in multi-domain operations, joint all-domain command and control, and AI-powered battle management. He holds an Executive MBA from Georgetown University and a Master of Science in Electrical Engineering from George Washington University. Amentum is headquartered in Chantilly, Virginia, and employs approximately 50,000 people across more than 70 countries.