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Senior Systems Administrator, Windows

Job in Hilo, Hawaii County, Hawaii, 96721, USA
Listing for: International Executive Service Corps
Full Time position
Listed on 2026-02-12
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Administrator, IT Support
Salary/Wage Range or Industry Benchmark: 125000 - 150000 USD Yearly USD 125000.00 150000.00 YEAR
Job Description & How to Apply Below

The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Windows Systems Administrator Range Network
. The position will support our government customer located in Kekaha, Hawai'i.

Oversee and manage enterprise-level Microsoft infrastructure in support of U.S. Navy operations within a Department of Defense (DoD) environment. This role requires deep technical expertise in Microsoft systems, leadership in secure system administration, and a strong working knowledge of Risk Management Framework (RMF) and NIST SP 800-53 controls. The ideal candidate will demonstrate the ability to lead teams, manage complex environments, and ensure cybersecurity compliance across classified and unclassified networks.

DESCRIPTION

OF RESPONSIBILITIES
  • Administer and maintain Microsoft Windows Server environments in classified and unclassified environments across Navy networks.
  • Manage Active Directory, DNS, DHCP, and Group Policy Objects (GPOs) across multiple domains and enclaves.
  • Implement and maintain RMF security controls and ensure systems are compliant with DISA STIGs and DoD cybersecurity policies.
  • Apply and manage patches and updates across all Microsoft systems in accordance with DoD and Navy patch management policies.
  • Manage automated installation methods and system imaging (e.g., SCCM, VMware, Nutanix)
    Perform system hardening, patching, and vulnerability remediation using tools such as ACAS, ESS, and SCAP.
  • Perform system hardening, patching, and vulnerability remediation using tools such as ACAS, ESS, and SCAP.
  • Develop and maintain Power Shell scripts for automation of administrative tasks and system configuration.
  • Support virtualization platforms (VMware, Hyper‑V) and manage virtual infrastructure lifecycle.
  • Collaborate with cybersecurity teams to support ATO packages, POA&M, and audit readiness.
  • Maintain system documentation, configuration baselines, and standard operating procedures (SOPs).
  • Provide mentorship to junior administrators and IT support staff.
  • Participate in Change Control Boards (CCBs) and Configuration Management Boards (CMBs).
  • Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems.
  • Participate in Change Control Boards (CCBs) and Configuration Management Boards (CMBs).
  • Assist with incident response, forensic analysis, and system recovery efforts.
  • Support backup and disaster recovery strategies using enterprise tools (e.g., Veeam, Commvault).
  • Evaluate and recommend new Microsoft technologies and DoD‑approved tools to improve system performance and security.
  • Perform other duties as assigned.

Office conditions are varied and include physical tasks including lifting, pushing or pulling over 25‑50 pounds (with a 2‑person assist). Physical positions will include but not be limited to walking, standing or sitting for extended periods of time, and crawling, kneeling or cramped work, requiring repeated stooping, and/or frequent stair climbing. The environment will include customer contact, extended workdays, in a confined Office Laboratory work area, field assignments, sometimes in inclement weather.

REQUIRED

DEGREE/EDUCATION/CERTIFICATION
  • Bachelor's Degree in IT, or relevant field and at least seven (7) years of System Administration/IT experience (or HS diploma/GED and twelve (12) years experience in System Administration/IT experience).
  • (Advance certifications may be substituted for a degree or experience.) (Years of directly related work experience may be substituted for a degree.)
  • DOD 8570/8140 IAT II
  • One of the following OS Certifications required:
    Windows, Azure Administrator Associate (Exam AZ‑104), Windows Server Hybrid Administrator Associate (Exam AZ‑800 and AZ‑801).
REQUIRED SKILLS & EXPERIENCE
  • Candidate must be capable of working in a team environment and participate in technical and system administrative activities throughout project life cycles.
  • 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
Position Requirements
10+ Years work experience
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