Systems Administrator - GCCS-J - OCONUS

Description Job Title: Systems Admin- GCCS-J Job Location: Iraq Security Clearance: Top Secret This position will support the GSMO program and is located at Erbil Air Force Base, Iraq. Job Summary We are seeking an GCCS-J Systems Administrator to support the installation, configuration, administration, maintenance, and operational readiness of mission‑critical systems within a Department of Defense (DoD)/ Department of War (DOW) environment located at Erbil Air Base. This role is responsible for managing enterprise IT infrastructure, supporting GCCS-J systems, implementing best practices, and ensuring system reliability, security, and performance across virtual environments. The ideal candidate will possess advanced technical expertise in Windows and Linux systems administration, PowerShell automation, DoD cybersecurity compliance, and GCCS-J operational support. This position requires strong troubleshooting capabilities, the ability to manage complex technical projects, and collaboration across multiple technical and operational teams in a deployed operational environment. Key Responsibilities Install, configure, administer, maintain, and troubleshoot GCCS-J software and supporting infrastructure. Support Windows 11 systems operating within DNS and Active Directory environments. Perform system audits, readiness assessments, and pre‑deployment system checkouts for GCCS-J platforms. Monitor and maintain enterprise systems performance, identify anomalies, and resolve operational issues. Implement DoD patch management and vulnerability remediation processes and tools. Configure and manage Windows DHCP, Group Policy Objects (GPO), and PowerShell‑based administration tasks. Manage system backups, recovery operations, storage allocation, and infrastructure optimization. Support and maintain Linux/RedHatLinux systems and associated services. Troubleshoot networking and connectivity issues utilizing a strong understanding of TCP/IP networking principles. Support Agile Client / Komodo environments used for accessing GCCS‑J services, including middleware and backend application services. Coordinate with internal technical teams and stakeholders to implement system improvements and resolve technical challenges. Ensure compliance with DoD cybersecurity and operational standards. Required Qualifications Bachelor’s degree in Information Technology, Computer Science, Engineering, or related technical field. 8–12 years of relevant professional experience, or: additional experience in supporting mission‑critical defense or command‑and‑control environments may be accepted in lieu of degree. Or, a Master’s degree with 6–10 years. Active Top Secret (TS) clearance prior to start date. Current DoD 8140 IAT Level II certification (Intermediate or Advanced), such as CompTIA Security+. Minimum 5 years of IT and network administration experience within DoD environments. 2–5 years of experience supporting and analyzing GCCS‑J systems. Experience installing, configuring, and troubleshooting GCCS‑J software and systems. Strong experience working within Active Directory and DNS environments. Hands‑on experience with: Windows DHCP Group Policy (GPO) PowerShell scripting and automation Remote workstation and server management Experience conducting system audits and operational readiness evaluations. Knowledge of DoD patch management and vulnerability remediation processes and tools. Understanding of TCP/IP networking fundamentals. Experience supporting Agile Client / Komodo environments and related middleware/application services. Experience administering Linux / RedHatLinux 8 systems. Experience administrating VMware systems and services. Preferred Qualifications Advanced troubleshooting and systems integration experience across multi‑domain infrastructures. Previous overseas deployment or experience working in austere operational environments preferred. Core Competencies Advanced systems administration and infrastructure management GCCS‑J operational support Cybersecurity compliance and vulnerability remediation Automation and scripting Systems performance monitoring and optimization Technical problem solving and root‑cause analysis Cross‑functional communication and collaboration Project ownership and technical leadership Work Environment This position is based at Erbil Air Base and supports mission‑critical operations in a highly secure, fast‑paced deployed DoD environment. Candidates must be comfortable working in an overseas operational setting, supporting 24/7 mission requirements, and collaborating with military personnel, government civilians, and contractor teams. The role may require extended hours, on‑call support, and adherence to deployment and security protocols. Commitment to Non‑Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #J-18808-Ljbffr