System Administrator III with Security Clearance

System Administrator III with Security Clearance Join Aleut Federal as a System Administrator III supporting the Enhanced Polar System Operations and Maintenance II (EPS OMII) program. This role provides system administration functions in a limited, small?scale environment, maintaining user accounts, troubleshooting basic network or system issues, and ensuring compliance with DoD security requirements. The position requires an active Top Secret (TS) Clearance with SCI eligibility and is an on?site role located in an Aleutian Islands location. Responsibilities Create, manage, and disable user accounts within established guidelines. Assign and maintain appropriate user permissions, group policies, and security settings. Perform system health checks, including log monitoring, disk space usage, and application updates. Apply patches, firmware updates, and anti?virus definitions as required by DoD and corporate policies. Investigate and resolve Tier?I/II technical issues, escalating more complex problems to the appropriate depot. Maintain accurate issue tracking in ticketing systems, documenting solutions and resolution steps. Adhere to DoD security standards (e.g., DISA STIGs, RMF requirements) for account control, system patching, and network policies. Collaborate with the Security Officer or ISSO to address vulnerability findings and maintain system accreditation requirements. Update technical documentation and standard operating procedures (SOPs). Generate periodic reports on system uptime, resource usage, and compliance metrics, as requested. Provide backup support for related IT functions, such as basic networking tasks, inventory management, or hardware deployment. Assist with special projects, system upgrades, or new rollouts on an as?needed basis. Identify areas to streamline processes or enhance system performance within the limited admin environment. Stay current on DoD regulations, best practices, and emerging technologies relevant to the role. Support daily on?console payload operations, perform ground system and payload state of health assessments, and operate the Control and Planning Segment (CAPS) for EPS payload communication planning. Support operations on 8-, 10-, or 12?hour rotational shifts as required and perform on?call duties as needed. Education & Training IAT Level?II CompTIA Security+ (required on hire). CompTIA Security+ (preferred). Minimum: High School Diploma. Preferred: Associate or Bachelors degree in Information Technology, Computer Science, or related field. Experience supporting DoD environments or similar regulated industries. Experience & Skills 24?years of general IT experience, including 12?years of specific system administration experience. Direct experience performing and managing Service Desk functions and responsibilities. Basic knowledge of Windows and/or Linux server administration, Active Directory, and common network protocols (TCP/IP, DNS, DHCP). Familiarity with virtualization platforms (e.g., VMware, Hyper?V) is a plus. Understanding of DoD cybersecurity requirements (e.g., DISA STIGs, NIST guidelines). Ability to manage permissions and group policies in a controlled environment. Proactive escalation of complex problems to senior staff or vendors. Clear written and oral communication skills for documenting incidents and SOPs and presenting findings to non?technical audiences. Capability to handle multiple tasks with competing priorities, especially in a small team environment. Meticulous record?keeping and documentation. Physical Demands & Work Environment Must be able to stand or sit for prolonged periods, use hands to handle items, bend, stoop, climb, reach, stretch, kneel, squat, and walk for prolonged periods. Must be able to carry up to 10?pounds at a time and push/pull 10?pound loads. Work conducted indoors in an office environment, potentially exposed to electrical or mechanical hazards, elevated work areas, confined spaces, and electromagnetic frequency radiation. Special Requirements Valid and unrestricted drivers license. Ability to pass pre?employment background screening and random drug screenings. Must possess Top Secret with SCI eligibility clearance and be cleared for base or site access. Must be a U.S. Citizen. Must be available for a flexible work schedule, including nights, weekends, and holidays. Must hold a current IAT Level?II CompTIA Security+ certification (or equivalent). #J-18808-Ljbffr