Cyber Security Analyst

Amentum; Englewood (CO); On-site; USD 110,000 - 130,000; Full time

Benefits offered by this job

Medical Insurance

401(k) retirement plan

Life Insurance

Disability Insurance

Paid Time Off

Parental Leave

Job summary

Amentum is seeking a Cyber Security Analyst to support cyber security oversight and compliance for government contracts at the Englewood office. You will work in a small IT/Cyber team, develop security plan drafts, prepare for audits, and assist with assessments.

Qualifications include NIST 800-171 experience, government regulatory knowledge, strong technical writing, and the ability to collaborate in a fast-paced environment. US citizenship is required.

Qualifications

• Experience with NIST 800-171 requirements and implementation.
• Ability to document implementation processes clearly.
• US citizenship required.

Responsibilities

• Review client requirements and reference compliance documents.
• Develop security plan drafts and training materials.
• Prepare projects for security audits and support client audits.
• Assist with management assessments and compliance gaps.

Skills

NIST 800-171

Cyber risk evaluation

Incident investigations

Technical writing

Education

Bachelor's degree in Computer Related fields or equivalent

Security+ or GIAC Security Fundamentals

Tools

SNOW

Job description

Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are our competitive advantage, driven by purpose, collaboration, and a commitment to delivering excellence for our customers and communities. We are currently seeking a Cyber Security Analyst to support our ongoing contracts requiring cyber security oversight and support in the Amentum Englewood Office.

Job Description - (Duties & Responsibilities)

• Work within a small IT/Cyber/Safety team
• Review client requirements per contract Including all referenced compliance documents
• Provide suggested solutions for project compliance and documentation
• Reconcile client requirements with corporate compliance
• Develop security plan drafts, training documentation
• Review and comment of other developed plans/guides/policies/procedures related to cyber security compliance functions
• Prepare projects for security audits and provide support for client audits
• Assist with related management assessments
• Actively look for requirements compliance gaps
• Assist with spill investigation, mitigation, Lessons Learned development and reporting as required for assigned contract(s)
• Backup local Desktop support as needed
• Provide future facility move support
• Access Control support for client Databases, platforms and assist in creating user manuals, troubleshooting utilizing SQL, VBA, Java, App Integration and plug ins when necessary
• Prepare documentation and support for Business-2-Business (B2B) requests
• Attend and participate in relevant meetings
• Use available tools to submit appropriate documentation, reporting, and resolution of issues and processes such as ticketing systems
• Support the Security ITPM and provide backup coverage
• Use Artificial Intelligence platforms when appropriate

Required Qualifications

• Experience with NIST 800-171 requirements and implementation
• Government regulatory orders, manuals, and requirements documents
• Technical writing and documentation of implementation processes.
• Cyber Risk evaluation and incident investigations.
• Assumes only an internal candidate and excludes anyone else.

Preferred Qualifications

• Optimal and friendly customer service for end users and potential interaction with clients.
• Ability to collaborate within a team and work independently.
• Provide frequent status communications.
• Experience with MicroSoft ServiceNow (SNOW) ticketing system.

Education

Bachelors in Computer Related fields or equivalent experience

Security + certification or GIAC Security Fundamentals

Physical Requirements (if any)

Occasional lifting of PC towers, servers, monitors, supply boxes.

Other requirements

In office at least 3 days a week for collaborative work environment and ability for high-peak attendance during client meetings, workshops, and audits.

COMPENSATION HIRING SALARY RANGE

$110K - $130K (Annually) (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant internal equity, and alignment with market data.)

Compensation Details: $110K - $130K 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

• medical dental and vision insurance, 401(k) retirement plan, life insurance, long-term and short-term disability insurance, 15 days of paid time off, and parental leave.
• 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.

Due to the nature of work, candidate must be a US Citizen. US Dual Citizenship may be considered.

Original Posting: 10/30/2026 - Until Filled 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.

Equal Opportunity Employer

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.

For more than 100 years, Amentum has tackled the world’s toughest challenges to deliver agile and steadfast solutions to the U.S. government and its allies. With more than 50,000 employees on all seven continents and in more than 60 countries, Amentum delivers a broad range of operational support services to meet the critical needs of our clients. Our headquarters are in Chantilly, VA.

Find us online at https://www.amentum.com/