Systems Administrator III - DoD IA & Security Expert

Amentum; Washington (District of Columbia); On-site; USD 185,000 - 190,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Education reimbursement

Parental leave

Employee stock purchase plan

Disability insurance

Pet insurance

Job summary

Amentum is seeking a System Administrator to optimize IT infrastructure, support DoD-related security requirements, and drive continuous improvement. The role focuses on protecting digital environments, enabling teams, and delivering reliable IT services in a high-stakes environment.

The position emphasizes proactive problem solving, collaboration with IT staff, and ongoing development within a purpose-driven company that supports national security missions.

Qualifications

• Bachelor’s degree required with substantial related experience.
• Ten or more years in IT or security-related roles preferred.
• Experience with DoD security policies and information assurance is a plus.
• Active TS/SCI with Poly clearance is required or must be obtainable

Responsibilities

• Review security requirements and ensure protection of IT assets and resources.
• Support vulnerability assessments and remediation planning (POAMs).
• Provide security engineering support aligned with DoD security policies.
• Document activities and prepare reports for management and stakeholders.
• Stay current with information security trends and emerging technologies.

Education

Bachelor’s degree in computer science, Information Systems, Engineering, Business, or other related discipline

Job description

Amentum is seeking a System Administrator to optimize IT infrastructure, support DoD-related security requirements, and drive continuous improvement. The role focuses on protecting digital environments, enabling teams, and delivering reliable IT services in a high-stakes environment.

The position emphasizes proactive problem solving, collaboration with IT staff, and ongoing development within a purpose-driven company that supports national security missions.