Amentum

Senior Network / Systems Engineer

Amentum$215K — $230K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in network/system engineering with valid certifications in assigned areas.
  • Strong expertise in Windows and Linux system administration, including Active Directory management.
  • Familiarity with scripting and automation tools to enhance system management tasks.
  • Proficiency in network technologies including LAN/WAN, routers, switches, and firewalls, with experience in SAN and backup systems.
  • Ability to perform Tier 3 operational maintenance across diverse systems in multi-domain environments.

Responsibilities

  • Design and deploy servers using Linux and Windows operating systems.
  • Ensure systems meet cybersecurity compliance standards and practices.
  • Monitor and maintain system integrity and performance.
  • Automate administrative tasks and assess their effectiveness.
  • Implement and test security measures for data protection and disaster recovery.
  • Communicate directly with users for system-related support.
  • Maintain comprehensive technical documentation for systems and processes.

Benefits

  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits with 401(k) matching
  • Educational reimbursement opportunities
  • Parental leave for new parents
  • Employee stock purchase plan
  • Tax-saving options for employees
  • Disability and life insurance policies
  • Pet insurance available for employees
Full Job Description

Amentum/Secure Networking Solutions is seeking a senior Network/Systems Engineer responsible for maintaining the design and integrity of program systems. The candidate will oversee the program’s Wireless Intrusion Detection System (WIDS). The candidate will build scripts, provide expert technical assistance to team members, and build and patch servers (Linux and Windows). The candidate should have excellent networking skills, including an understanding of IP Schema, scripting, hardware, and other aspects of building and maintaining networks and systems.  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:

  • Design and deploy functional servers on Linux and Windows operating systems.
  • Maintain system compliance with cybersecurity standards and practices
  • Monitor system performance and integrity. 
  • Automate tasks and monitor their effectiveness. 
  • Create, oversee, and test security measures (e.g., access authentication and disaster recovery, etc.) 
  • Communicate with users when needed. 
  • Maintain complete technical documentation. 
  • Suggest improvements to performance, capacity, and scalability. 
  • Install systems in CONUS and potentially OCONUS locations as directed by project PM. 

Work Environment, Physical Demands, and Mental Demands:  Office Setting, but may be required to install sensors and cabling, requiring use of ladders and lifting up to 20 pounds.

Minimum Requirements (Knowledge, Skills, and Abilities):

  • Experience writing clear, concise, and user-friendly technical and training manuals or similar documentation to include documents required for A&A IAW ICD 503. (Templates will be available).
  • Experience in Windows administration, Active Directory administration
  • Experience in administrative scripting languages.
  • Experience with integration, deployment, troubleshooting, and maintenance of operating systems in a multi-domain environment.
  • Knowledge and experience with Virtual Infrastructure technologies per the applicable level stated in the table below.
  • Experience in all components of Windows and Linux system infrastructure per the applicable level stated in the table below.
  • Experience in LAN/WAN technologies, routers, switches, firewalls; experience with Storage Area Network (SAN), clustering and backup technologies.  
  • Experience and proficiency with systems engineering concepts, principles and theories and system modeling tools per the applicable level stated in the table below.
  • Ability to perform Tier 3 operational maintenance on audit systems to include: system engineering, system administration, database management, backup administration, change configuration and management, policy creation, and certification and accreditation procedures (Senior level position).
  • Appropriate ND 50-05 certification for tasks assigned.
  • Ability to travel worldwide.  

Security Clearance Required:   TS/SCI w/ Poly

Minimum Education: Bachelor's Degree in relevant area, such as Computer Science, Systems Engineering, or other computer or information technology-related field. 

Minimum Years of Experience: (Bachelors + 5-7 years); (Masters + 3-5 years); (PhD + 1-2 years)

Other Responsibilities:

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks, and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance 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.

#javelin

Compensation Details:

$215,000 - $230,000

       

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:

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.

About Amentum

Amentum is a leading provider of engineering and technical services to the U.S. government and commercial customers worldwide. The company offers a wide range of services, including environmental remediation, facilities management, and logistics and supply chain management, among others. Amentum has a global presence, with operations in over 20 countries, and serves a diverse range of customers, including the Department of Defense, the Department of Energy, and the Department of State. The company is committed to providing high-quality services and has a strong reputation for technical expertise, innovation, and customer satisfaction.
Learn more about Amentum
Size
20,000 employees
Industry
Net Income
$200 million
Founded
2014
Revenue
$5 billion

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