System Administrator

SteelGate LLC; Hawaii; On-site; USD 105,000 - 118,000; Full time

Benefits offered by this job

401(k) matching

Dental insurance

Health insurance

Paid time off

Professional development assistance

Vision insurance

Job summary

SteelGate LLC is seeking a highly organized System Administrator to manage Windows servers and network infrastructure at Ft. Shafter, Hawaii.

The role requires an active TS/SCI clearance and DoD 8570 IAT Level II certification, with 3+ years of relevant experience and strong cross-functional communication. The position involves maintaining backups, configuring security policies, and coordinating with DoD and military entities.

Qualifications

• 3+ years of system or network administration experience.
• Excellent problem-solving and communication skills across technical and non-technical users.
• Ability to manage multiple tasks and deadlines.
• Strong documentation and reporting of system performance and maintenance.
• Experience supporting end users, backups, upgrades/patches, and incident response.
• Ability to install, configure, administer, manage, and maintain Windows servers and network infrastructure.

Responsibilities

• Manage Windows physical/virtual servers and network infrastructure.
• Maintain backups and recovery processes.
• Administer user accounts, permissions, and access controls.
• Collaborate with DoD/military stakeholders and cross-functional teams.

Skills

System administration

Network administration

Windows server administration

Security+ / IAT Level II

Clearance TS/SCI

Education

Bachelor’s degree in IT/CS

Associate’s degree + 4 years experience

HS diploma + 6 years experience

Job description

# System Administrator# System AdministratorSTEELGATE LLCPublishedAugust 5, 2026LocationFt. Shafter, HawaiiJob TypeFull-time### Description**System Administrator****Full Time | Ft. Shafter, Hawaii | Secret Clearance Required**We are seeking a highly organized System Administrator with an active TS/SCI clearance and DoD 8570 IAT Level II certification to manage, maintain, and optimize our critical Windows physical/virtual server environments and network infrastructure. This role requires 3+ years of technical experience troubleshooting hardware/software, managing user access controls, and overseeing backup and recovery processes under tight deadlines. The ideal candidate possesses exceptional problem-solving skills and the cross-functional communication necessary to collaborate effectively across technical teams, non-technical users, and external DoD or military entitiesRequired Qualifications: • 3+ years of experience in system administration, network administration, or a related role • Excellent problem-solving skills and communication skills, with the ability to interact effectively with both technical and non-technical users and collaborate across multiple teams and external entities • Experience managing multiple concurrent tasks, projects, and priorities to meet customer deadlines • Excellent organizational skills in maintaining documentation of system configurations and procedures, and providing reports on system performance, incidents, and maintenance activities • Experience providing technical support to end users: monitoring system performance, troubleshooting and resolving hardware/software issues, optimizing network performance, managing system backups and recovery processes, and implementing necessary upgrades and patches • Ability to install, configure, administer, manage, and maintain network infrastructure (e.g., routers, switches, firewalls) and Windows physical and virtual server environments/operating systems • Experience with managing user accounts, permissions, and access controls across various systems, networks, and applications: including creating, enabling, provisioning and deactivating user accounts • Bachelor’s degree in Information Technology, Computer Science, or a related field (can substitute with Associate’s degree and 4 years of experience, or HS diploma and 6 years of experience) • TS/SCI clearance • CompTIA Security+ and/or DoD 8570-compliant IAT Level II CertificationPreferred Qualifications: • Experience supporting the Intelligence Community or a DoD, Army, or Joint Staff classified program • Experience as a U.S. Army Information Management Officer and/or coordinating across multiple organizations including Signal Brigades, Army offices, INSCOM, DoD CIO, DIA, GISA, NEC • Ability to assist in planning and executing IT projects, such as system upgrades, migrations, or new technology deployments • Ability to communicate and work collaboratively with team members, government clients, and stakeholders across teams to problem solve and recommend and implement system improvements • Experience with Kanban, Agile, or project management applications and methodologies • Certified Information Systems Security Professional (CISSP), CompTIA Network+, or Information Technology Infrastructure Library (ITIL) certification(s)Job Types: Full-Time, Ft. Shafter Salary: $105,000 - $118,000 Schedule: Monday-FridayBenefits: • 401(k) matching • Dental insurance • Health insurance • Paid time off • Professional development assistance • Vision insuranceSTEELGATE LLC is a Service-Disabled, Veteran-Owned Small Business (SDVOSB) that prides itself in hiring top-level Subject Matter Experts (SME’s) proven to exceed deliverable expectations. STEELGATE LLC is focused on solving the hard problems facing our government and commercial clients. Our success lies in blending together relevant domain/functional knowledge with deep expertise in Information Technology, Cybersecurity, Defensive Cyber Operations, cloud-based DevSecOps, Data Analytics & AI, Acquisition and Acquisition Management, and more. STEELGATE LLC has a positive, inclusive workplace environment where all team members and partners work towards mutual success. We have established a reliable reach-back program whereas all SMEs are available to support, advise and directly complete mission deliverables when necessary. STEELGATE LLC has a worldwide reputation as a valued and trustworthy partner. Our can-do attitude and willingness to support any mission requirement sets us apart from other small business organizations. Find out more about STEELGATE LLC @ www.steelgatellc.com.We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.