The Senior Systems Engineer shall be responsible for designing, implementing, and sustaining networks and systems that support Live, Virtual, and Constructive (LVC) training environments. They shall ensure network and system capabilities meet operational requirements while complying with applicable DoW policies, accreditation standards, and technical guidelines. Responsibilities include:
Design and sustain networks at multiple classification levels, up to TS/SCI, to support LVC training environments.
Design and implement network capabilities to meet operational training needs, ensuring usability of VMware environments, virtual stacks, simulator integration, and exercise control systems.
Translate operational training requirements into technical network and system designs.
Assist in the Risk Management Framework (RMF) and ICD-503 accreditation process for newly developed or emerging capabilities.
Provide technical guidance and subject matter expertise to support integration, troubleshooting, and optimization of LVC training systems.
Prepare and submit technical documentation, design artifacts, and reports as required to the Government.
Minimum Requirements and Experience:
Minimum of 8–10 years of professional experience in systems and network engineering, preferably supporting DoW or Navy environments.
Must have an Active Top Secret/SCI US Government Clearance. Note: US Citizenship is required to obtain Top Secret/SCI Clearance.
Desired Experience/Qualifications:
Bachelor’s degree preferred.
Experience designing, implementing, and sustaining networks at multiple classification levels, up to TS//SCI.
Proficiency with VMware environments, virtual stacks, simulator integration, and exercise control systems.
Familiarity with RMF/ICD-503 accreditation processes and DoW IT standards.
Strong written and verbal communication skills, including preparation of technical reports, design documentation, and briefings for Government stakeholders.
Compensation Details:
US: $130,000 to $135,000
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:
07/14/2026 - Until FilledAmentum 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.
Skills Required
- Minimum of 8-10 years professional experience in systems and network engineering
- Active Top Secret/SCI US Government Clearance (US Citizenship required)
- Experience designing, implementing, and sustaining networks at multiple classification levels up to TS/SCI
- Experience with VMware environments, virtual stacks, simulator integration, and exercise control systems
- Familiarity with RMF and ICD-503 accreditation processes and DoW IT standards
- Bachelor's degree
- Strong written and verbal communication skills, including technical reports and briefings for Government stakeholders
- Experience supporting Department of the Navy or similar DoD environments
Amentum Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Amentum and has not been reviewed or approved by Amentum.
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Healthcare Strength — Healthcare offerings are described as comprehensive, with medical, dental, and vision plans and multiple PPO/HSA options. Mental health support via an employee assistance program and other wellness resources is also included in the benefits mix.
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Retirement Support — Retirement support is positioned as a meaningful part of total rewards through a 401(k) plan with employer matching. Profit-sharing contributions and immediate or near-term vesting in some cases further strengthen the retirement value proposition.
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Leave & Time Off Breadth — Time-off benefits are presented as solid for the sector, including tiered PTO accrual by tenure and a set of paid holidays. Role-dependent flexible or remote work options and leave programs add to perceived work-life support.
Amentum Insights
What We Do
Amentum is a premier global technical and engineering services partner supporting critical programs of national significance across defense, security, intelligence, energy, and environment. We draw from a century-old heritage of operational excellence, mission focus, and successful execution underpinned by a strong culture of safety and ethics. Headquartered in Germantown, Md., we employ more than 20,000 people in 48 states and 28 foreign countries and territories. Visit us at amentum.com to explore how we deliver excellence for our customers’ most vital missions.
