About this opportunity
Amentum lists this Network and Cybersecurity Engineer opportunity in chantilly, Virginia. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Purpose and Impact
Amentum/Secure Networking Solutions is seeking a Network and Cybersecurity Engineer to ensure the security, accreditation, and compliance of Wireless Intrusion Detection System (WIDS) environments of Amentum’s Skywalker program. The Network and Cybersecurity Engineer is responsible for supporting Information Assurance (IA) activities, coordinating Assessment and Authorization (A&A) and Authority to Operate (ATO) efforts, and implementing cybersecurity best practices throughout the system lifecycle. Working closely with Government stakeholders and engineering teams, this position ensures systems are securely deployed, maintained, and operated in accordance with ICD 503, Risk Management Framework (RMF), and customer security requirements while supporting mission‑critical operations. Experience writing clear, concise, and user‑friendly technical and training manuals or similar documentation, including documents required for A&A IAW ICD 503, is required. This position is contingent upon award of contract, business needs, security clearance verification, and funding availability.
Work Schedule
Monday – Friday, 8 am - 5 pm.
Essential Responsibilities
Support cybersecurity engineering and IA activities for WIDS deployments.
Coordinate A&A and ATO efforts in accordance with ICD 503 and Government requirements.
Develop, review, and maintain accreditation documentation, security plans, and technical procedures.
Coordinate with engineering teams to implement secure system configurations and cybersecurity controls.
Support vulnerability assessments, security compliance reviews, and risk mitigation activities.
Assist with system hardening, patch management, and configuration management.
Provide technical guidance on cybersecurity requirements throughout system deployment and sustainment.
Support Government customers during security reviews, audits, and accreditation activities.
Work Environment, Physical Demands, and Mental Demands: Office Setting, but may be required to install sensors and wiring, which requires climbing ladders and lifting up to 20 lbs.
Minimum Requirements (Knowledge, Skills, and Abilities)
Experience supporting Information Assurance or cybersecurity activities within DoD and/or Intelligence Community environments.
Knowledge of RMF, ICD 503, A&A, and ATO processes.
Experience developing technical documentation and security accreditation artifacts.
Understanding of secure system engineering principles and cybersecurity best practices.
Strong written, verbal, and analytical communication skills.
Ability to coordinate across engineering teams and Government stakeholders.
Ability to travel worldwide.
Security Clearance Required
TS/SCI with Poly
Minimum Education
Bachelor’s Degree
Minimum Years of Experience
Bachelor's Degree with 5–7 years of experience; Master’s Degree with 3–5 years of experience; or equivalent combination of education and experience.
Minimum of five (5) years supporting cybersecurity, Information Assurance, or systems engineering efforts for classified Government programs.
#javelin
This position is not designated as a safety‑sensitive position
As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug‑free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre‑hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.
Other Responsibilities
Safety - Amentum enforces a safety culture whereby all employees are responsible for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements, fulfilling all self‑aid/buddy aid responsibilities, participating in emergency response tasks, and serving on safety committees and teams.
Quality - Quality is the foundation of our business management and the keystone of our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must comply with the Amentum Quality Policy and perform job activities in accordance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.
Procedure Compliance - Each employee must read, understand, and implement the general and specific operational, safety, quality, and environmental requirements of all plans, procedures, and policies pertaining to his/her job.
Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability, or protected veteran status.
Compensation Details
$183K-$203K
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
09/01/2026 - 11/15/2026
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.
#J-18808-Ljbffr
Worksite address
chantilly, VA, 22021, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.