Demo

System Administrator ISSO with Security Clearance

SteelGate LLC
Honolulu, HI Full Time
POSTED ON 12/20/2025
AVAILABLE BEFORE 1/20/2026
Experience Required Qualifications:

  • 5 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
  • A strong understanding of networking protocols (TCP/IP, Desired 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
  • Experience with unified communications (VoIP Phones, DVTC, VTC) installation, configuration, and management
  • Familiarity with database management systems (MySQL, PostgreSQL, SQL Server) and web servers (Apache, Nginx, IIS)
  • 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) DNS, DHCP) and network configuration.
  • Experience with scripting languages like Python, Bash, or PowerShell.
  • Knowledge of virtualization technologies (VMware, Hyper-V, KVM) and cloud platforms (AWS, Azure, Google Cloud)
  • Expertise in cybersecurity principles and tools.
  • 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 Certification Job Type: Full-time Pay: $85,000.00 - $90,000.00 per year Benefits: 401(k) Dental insurance Health insurance Compensation Package: Yearly pay Schedule: 8 hour shift Work Location: In person

Salary : $85,000 - $90,000

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