Systems Administrator 2 (Windows) PART-TIME

Amentum; Waimea/Kamuela (HI); On-site; USD 69,000 - 83,000; Part time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off & holidays

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Job summary

Amentum seeks a Systems Administrator 2 (Windows) to support U.S. Navy DoW networks on Kauai, HI. This part-time role covers Windows Server environments, AD, DNS, DHCP, GPOs, patching, and security compliance across classified and unclassified networks.

Ideal candidates have 2 years of Windows admin experience, an Associate's Degree, DoW infrastructure familiarity, and scripting skills (PowerShell, Bash, Python). Must be eligible for security clearance.

Qualifications

• Two (2) years of specialized Windows system administration required.
• Knowledge of IT systems and advance IT infrastructure concepts.
• Must be proficient in operating personal computers, computer software and standard office equipment.
• Must have basic keyboarding skills and aptitude for neatness and accuracy in sorting.
• Critical thinking - Proven problem solver
• Proficiency in automation tools and scripting (e.g., PowerShell, Bash, Python).
• Knowledge/Administration of Trellix, LogRhythm, and MDE.
• Experience with MECM/SCCM.
• Experience with DoW systems and infrastructure.
• Knowledge in Cyber Security Methods and Techniques.

Responsibilities

• Administer, maintain, and troubleshoot Microsoft Windows Server environments across classified and unclassified Navy networks.
• Manage and configure Active Directory, DNS, DHCP, and GPOs.
• Ensure system compliance with STIGs and DoW cybersecurity policies, executing remediation tasks as needed.
• Execute patch management processes and deploy updates across Microsoft systems using MECM.
• Perform system hardening and vulnerability remediation with ACAS, ESS, and SCAP.
• Utilize PowerShell scripts to automate routine tasks.
• Manage and support virtualization platforms, primarily VMware and Hyper-V.
• Assist cybersecurity teams in generating and maintaining ATO/POAM documentation.
• Serve as escalation point for junior IT staff and participate in Change Control Boards.
• Support backup, disaster recovery, and incident response efforts.
• Occasional at-sea duty for PMRF MATSS and site visits.

Skills

Windows administration

Scripting (PowerShell)

MECM/SCCM

MDE / EDR basics

DoW system experience

Cybersecurity fundamentals

Troubleshooting & problem solving

Bash/Python

VMware/Hyper-V

ATO/POAM documentation

Education

Associate's Degree

High School Diploma with 4 years related Window admin

Tools

VMware/Nutanix

Job description

Amentum is seeking a Systems Administrator 2 (Windows) PART- TIME for a position on Kauai, HI. Provide intermediate-to-advanced level Microsoft infrastructure support for U.S. Navy operations within a Department of War (DoW) environment. This role involves comprehensive system administration, applying Risk Management Framework (RMF) and National Institute of Standards and Technology (NIST) controls, and serving as an escalation point for complex technical issues on both classified and unclassified networks.

Responsibilities

• Administer, maintain, and troubleshoot Microsoft Windows Server environments across classified and unclassified Navy networks.

• Manage and configure Active Directory, Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP), and Group Policy Objects (GPOs).

• Ensure system compliance with Defense Information Systems Agency (DISA) Security Technical Implementation Guide (STIG)s and DoW cybersecurity policies, executing remediation tasks as needed.

• Execute patch management processes and deploy updates across Microsoft systems utilizing automated tools (e.g., Microsoft Endpoint Configuration Manager MECM).

• Perform system hardening and vulnerability remediation leveraging tools such as Assured Compliance Assessment Solution (ACAS), Endpoint Security Solution (ESS), and Security Content Automation Protocol (SCAP).

• Utilize and modify PowerShell scripts to automate routine administrative tasks.

• Manage and support virtualization platforms, primarily VMware and Hyper-V.

• Assist cybersecurity teams in generating and maintaining documentation for Authority to Operate (ATO) packages and Plan of Action and Milestones. (POAM).

• Serve as an escalation point for junior IT staff, providing technical guidance and troubleshooting support.

• Participate in Change Control Boards (CCBs) to review and implement system changes.

• Support backup, disaster recovery, and incident response efforts.

• General office environment with site visits as well as periodic "at sea" duty to support the PMRF's Mobile at Sea Sensor system (MATSS)

• Candidate must be capable of working in a team environment and participate in technical and system administrative activities throughout project life cycles.

Physical Elements/ Environment

• Lifting, Pushing/Pulling: over 50lbs

• Work positions requirements: walking, standing, crawling, kneeling, cramped, sitting and work requiring repeated stooping or frequent climbing.

• Environment: customer contact, extended workday, confined work area, office laboratory, field assignment, and inclement weather.

Minimum Qualifications

Experience

• Two (2) years of specialized Window system administration required.

• Knowledge of IT systems and advance IT infrastructure concepts.

• Must be proficient in operating personal computers, computer software and standard office equipment.

• Must have basic keyboarding skills and aptitude for neatness and accuracy in sorting.

• Critical thinking - Proven problem solver

• Proficiency in automation tools and scripting (e.g., PowerShell, Bash, Python).

• Knowledge/Administration of Trellix, LogRhythm, and MDE.

• Experience with MECM/SCCM.

• Experience with DoW systems and infrastructure.

• Knowledge in Cyber Security Methods and Techniques.

Education

• Associate's Degree

• High School Diploma with four (4) years of directly related Window system administration experience may be substituted for an A.S. degree.

Certifications

(subject to change based on industry, DoW, or local policy requirements)

• VMware/Nutanix certification

• DOD 8570.1M IAT Level II required prior to start

One of the following OS Certifications required prior to start:

• Azure Administrator Associate (Exam AZ-104)

• Windows Server Hybrid Administrator Associate (Exam AZ-800 and AZ-801)

Preferred Qualifications

• Advance knowledge and certification in both Windows Server and RHEL is considered highly desired

Security Clearance

Must be able to obtain and maintain a Top Secret US Government Clearance. Note: US Citizenship is required to obtain and maintain a Top Secret Clearance. Applicants selected either must currently possess a Top Secret clearance or will be subject to a US Government Security Investigation and must meet eligibility requirements to obtain clearance prior to commencement of employment and maintain a security clearance for access to classified information or Closed/Restricted Areas throughout duration of employment.

Compensation Details:

$52.88

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:

11/10/2026 - 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.

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 (https://postings.govdocs.com/#/vxSkbztPuAwwxfs) .