Amentum

Software Integration Engineer 3 - TS/SCI w/ Poly

Amentum$200K — $225K *
Aerospace & Defense
11 - 15 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Information Assurance, Information Systems or related field required.
  • 15 years of experience in software applications or systems engineering required.
  • Experience in building repeatable Installation Packages essential.
  • DoD 8570.01-M compliance with IAM Level 2 required.
  • Experience in Independent Verification and Validation (IV&V) preferred.

Responsibilities

  • Validate and verify Installation Package documentation, tools, and software.
  • Create and maintain a repeatable installation process for system engineers.
  • Identify and resolve defects in system implementation documentation and procedures.
  • Integrate solutions into new or modified systems and operating environments.
  • Develop and execute test cases to validate functional and non-functional requirements.
  • Provide mentorship to team members and technical guidance on issues.
  • Lead research and development of new techniques and technologies.

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

Amentum is seeking a Software Integration Engineer 3 to assist with system design, development, and verification testing and create system documentation and build procedures.

Essential Responsibilities:

  • Expertise in Independent Verification and Validation (IV&V) of Installation Package, tools, software, and documentation. Experience must include the ability to support identification of gaps in documentation, software, or other elements of an Installation Package.
  • Expertise must include an understanding of how to evaluate installation resources provided and work with a development team to resolve defects of an Installation Package.
  • The SIE must have experience building an Installation Package. The SIE must be able to create a repeatable installation process for system engineers.
  • The SIE shall identify defects of system implementation documentation and build procedures and work with the development team to resolve and retest these procedures until results are favorably repeatable.
  • The SIE shall have experience integrating solutions into new or modified systems or operating environments.
  • The SIE shall have a background that includes validation and analysis of functional requirements and be able to produce sufficient test cases to validate that the installation meets intended functional requirements. Derive further test cases if needed to isolate any defects discovered.
  • The SIE shall validate any non-functional requirements such as performance targets of the system.
  • The SIE shall assist with updates to documentation based on new test cases or implementation steps identified.
  • The SIE shall review project documentation and build procedures.
  • The SIE shall verify and validate that security controls for the system meet stated confidentiality, integrity, and availability requirements.
  • Serve in a leadership role providing guidance and direction to a development or engineering team in a program or perform independent research to analyze and resolve highly complex IT issues or serve as a recognized subject matter expert in a program-related technology or domain area. Develop and deliver technical presentations or demonstrations to customers or stakeholders.
  • Recommend processes or standards that enhance the efficiency or productivity of an IT system. Develop estimate of resources and schedule required to implement IT systems/components.
  • Provide technical guidance or mentorship to other team members. Perform an analysis of alternatives and recommend the application of appropriate technologies that meet system performance or functional requirements.
  • Design and develop solutions by analyzing stakeholder requirements and conferring with users or system engineers and software developers. Design and implement solutions to complex problems and large-scale projects.
  • Research, document, and present business cases for migrating to and incorporating new technologies.
  • Develop system installation or build procedures or scripts.
  • Analyze and resolve system performance issues (e.g., response time or timing problems, interface/integration problems, system bottlenecks, data flow issues).
  • Assist with developing, executing and analyzing integration test procedures for system components.

Minimum Requirements (Knowledge, Skills, and Abilities):

  • Must have experience building an Installation Package. The SIE must be able to create a repeatable installation process for system engineers. The SIE shall identify defects of system implementation documentation and build procedures and work with the development team to resolve and retest these procedures until results are favorably repeatable.

Clearance Required: TS/SCI Poly

Minimum Education:

  • A bachelor’s degree in computer science, Information Assurance, Information Systems, or related discipline is required. Twelve (12) years of experience as an engineer on programs and contracts of similar scope, type, and complexity is required. Four (4) years of additional experience may be substituted for a bachelor’s degree.

Minimum Years of Experience:

  • Fifteen (15) years’ experience as a SA in programs and contracts of similar scope, type, and complexity is required.

Required Certifications:

 DoD 8570.01-M compliance with IAM Level 2 is required.

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:

$200,000 - $225,000

       

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:

06/22/2026 - 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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