Amentum

Systems Engineer - Senior

Amentum$150K — $170K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Strong expertise in Linux environments
  • 8+ years of experience in enterprise hardware and network design
  • Proficient in security best practices and documentation
  • Experience in monitoring and optimizing cloud and on-premises resources
  • Strong troubleshooting and problem-solving abilities including software development and automation scripting
  • Experience with monitoring large-scale production applications

Responsibilities

  • Lead and manage enhancements to network hardware and operating systems.
  • Oversee design, implementation, and testing of new network infrastructure for communication networks.
  • Maintain and establish network standards and provide technical consultation to IT staff.
  • Ensure systems are up-to-date with approved patches and develop user SOPs and guides.
  • Advise leadership on technology investments and future project feasibility.
  • Plan and execute major technology assignments, evaluating performance and making recommendations.

Benefits

  • 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
Full Job Description
Purpose and Impact:

In this role, you will help lead large-scale data analysis efforts and contribute to the design and delivery of both on-premises and cloud-based applications. As a Systems Engineer, you will provide hands-on support for daily network operations, including evaluating system utilization, monitoring performance, and serving as a primary responder for operational issues and system anomalies.

You will troubleshoot across physical and logical layers of the network-working with measurement hardware, diagnostics tools, communication protocols, and system components to identify, isolate, and resolve issues. This position also performs essential systems management and integration functions, ensuring all systems remain current with approved patches, aligned with security requirements, and optimized for mission success.

Additional responsibilities include supporting certification and accreditation activities, developing SOPs and quick-reference guides, and advising leadership on technology investments related to processing, storage, data access, and application development. You will also help evaluate the feasibility of future projects, contributing technical insight that shapes long-term planning and modernization.

This role offers the opportunity to work with advanced technologies, hybrid infrastructures, and mission-critical data solutions-ideal for engineers who excel in dynamic environments and are motivated by meaningful, national-level impact.

Work Schedule: Typically, Monday through Friday 8-hour days onsite. Flexibility within a 2-week pay period to reach 80 hours.

Essential Responsibilities:
  • Supervise, coordinate and/or design, develop and perform additions and changes to network hardware, infrastructure server environments, and operating systems, and attached devices, including investigation, analysis, recommendation, configuration, installation, and testing of new network hardware and software. Provide direct support in the day-to-day operations on network hardware and operating systems including the evaluation of system utilization, monitoring response time and primary support for detection and correction of operational problems. Troubleshoot the physical level of the network, working with network measurement hardware and software, as well as physical checking and testing of hardware devices at the logical level working with communication protocols.
  • Participate in planning design, technical review and implementation for new network infrastructure hardware and network operating systems for voice and data communication networks. Perform systems management and integration functions. Exhibiting proficiency with virtualization technologies and network administration. Maintain network infrastructure standards including network communication protocols such as TCP/IP. Provide technical consultation, training and support for IT staff as designated by the government. Diagnose and resolve complex communication problems. Perform systems management and integration functions. Responsible for design, deployment, evaluating, testing, certification, patching, addressing interoperability issues, not only of the base storage & backup system, but for all features, components, and application dependencies.
  • Ensure systems are current with approved patches and assists with certification and system accreditation tasks, composes SOPs, and Quick Reference guides for users. Provides top-level technical expertise responsible for design and development of a client/server environment. Develops strategy of client/server system and the design infrastructure necessary to support that strategy. Advise on selection of technological purchases with regards to processing, data storage, data access, and applications development. Sets standards for the client/server relational database structure for the organization. Advises of feasibility of potential future projects to management. Possesses and applies comprehensive knowledge across key tasks and high impact assignments. Plans and leads major technology assignments. Evaluates performance results and recommends major changes affecting short-term project growth and success. Functions as a technical expert across multiple project assignments. May supervise others.


Minimum Requirements (Knowledge, Skills, and Abilities):
  • Strong Linux skills
  • Minimum of 8 years of experience collectively with the following:
    • Hardware and network designs for large-scale enterprise applications such as but not limited to, cloud service providers, network design and implementation, datacenter experience, network/systems administration, domain administration, virtualization platforms, SaaS, PaaS.
    • Implementing and maintaining security best practices, creating and maintaining documentation for architecture, configuration and processes.
    • Establishing and maintaining monitoring and alerting systems for cloud and on-premises resources
    • Optimizing on-premises and cloud infrastructure for cost efficiency and performance
    • Troubleshooting and resolving issues related to performance and availability
    • Troubleshooting and problem solving
    • As an individual consultant or a team leader
    • Software development
    • Scripting (Python) and programming for automation
    • Monitoring large enterprise production applications
    • Troubleshooting production applications
    • Performance tuning and fault finding
    • Design consulting, platform management, and capacity planning


Security Clearance Required:
  • Active Top Secret with SCI eligibility


Minimum Education:
  • Bachelor's degree in Information Systems Engineering, Computer Science, Engineering, Business or other related field.
  • In absence of degree, additional years of experience may be substituted for educational requirements


Minimum Years of Experience:
  • Minimum of 8 years of experience


Required Certifications:
  • AWS Certification (Associates or higher)
    • In absence of Associate AWS Certification, similar level certification in alternate cloud environment would be acceptable


Preferred Qualifications:
  • Scripting (PowerShell, JSON, yml)
  • Microsoft Endpoint for Defender
  • Anti-virus solutions
  • Log Management• SSH
  • Cross Domain Systems to include Everfox or Forcepoint
  • Networking
  • Splunk monitoring, triggers, dashboards
  • Experience with JIRA for development of requests, setting up triggers and SLAs, tracking of customer requests, reporting issues, requests for information, sprint planning and reviews, and tracking backlog items
  • Experience with Confluence for reporting, planning, documenting user processes, storing internal system configurations, publishing roadmaps for executive management and outside stakeholders


#javelin

This position is not designated as a safety sensitive position.

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.

Compensation Details:
US:$150,000 - $170,000

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:
08/13/2026 - 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.

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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