Systems Administrator

ISPA Technology, LLC; Honolulu (HI); Hybrid; USD 110,000 - 130,000; Full time

Benefits offered by this job

Competitive salary

Health insurance

Paid time off

Life insurance

401(k) matching

Relocation assistance

Professional development

Job summary

ISPA Technology, LLC in Honolulu, HI, is seeking a System Administrator to support a DoD virtual desktop environment for about 275 users in the Honolulu area. You will administer Windows and Linux servers, manage AD/GP, and oversee virtualization with VMware Horizon/ESXi to ensure high availability and security.

Responsibilities include STIG/RMF compliance, ACAS/Nessus vulnerability management, and documentation.

Qualifications

• Associate’s degree in IT or related field; or HS diploma with 5+ years DoD IT experience and a cert.
• 3+ years of system administration in a DoD/government IT environment.
• Experience with Windows Server, AD, and Group Policy; virtualization with VMware.

Responsibilities

• Install, configure, and maintain Windows and Linux server environments.
• Administer virtualization platforms including VMware vSphere, ESXi, and Horizon.
• Monitor performance, availability, and capacity; troubleshoot issues.
• Manage AD users, groups, permissions, and Group Policy.
• Administer DNS, DHCP, and identity management; backups and patching tasks.
• Implement STIG, RMF monitoring, vulnerability management with ACAS/Nessus.
• Maintain DoD cybersecurity documentation and audit logs; provide Tier 2/3 support.

Skills

Windows Server

Active Directory

Group Policy

VMware virtualization

STIG RMF ACAS

IAT II Certification

Troubleshooting

Documentation

Education

Associate’s degree in Information Technology

High School Diploma + 5+ years experience (cert substituted)

Tools

ACAS/Nessus

eMASS

SCAP Compliance Checker

Job description

Pay: $110,000-130,000
Position Summary

We are seeking a System Administrator to support a DoD virtual desktop environment serving approximately 275 users in the Honolulu, HI area.

Reporting to the IT Site Lead, this role is responsible for administering servers, virtualization platforms, operating systems, and core infrastructure services while ensuring system availability, security, and compliance with DoD requirements, STIGs, and Authorization to Operate (ATO) standards.

Key Responsibilities

System Administration & Operations

• Install, configure, and maintain Windows and/or Linux server environments.
• Administer virtualization platforms including VMware vSphere, ESXi, and Horizon.
• Monitor system performance, availability, and capacity; troubleshoot and resolve issues.
• Manage Active Directory users, groups, permissions, and Group Policy.
• Administer core services including DNS, DHCP, and identity management systems.
• Perform system backups, recovery testing, patching, and scheduled maintenance activities.

Cybersecurity & Compliance

• Implement and maintain DISA STIG compliance across supported systems.
• Support Risk Management Framework (RMF) continuous monitoring activities.
• Conduct vulnerability assessments using ACAS/Nessus and remediate findings.
• Maintain compliance with DoD cybersecurity policies, ATO requirements, and DISA guidance.
• Support audit logging, POA&M remediation efforts, and cybersecurity documentation.

Documentation & Support

• Maintain system documentation, SOPs, configurations, and network diagrams.
• Participate in configuration management and change control processes.
• Provide Tier 2/3 support for server, VDI, and account management issues.
• Collaborate with network, cybersecurity, and engineering teams to resolve complex technical issues.
• Support exercises and operational requirements that may require extended hours.

Required Qualifications

• Associate’s degree in Information Technology, Computer Science, or related field.
  • High School Diploma plus 2 additional years of relevant experience (5+ years total) and at least one technical certification may be substituted.
• 3+ years of system administration experience in a DoD or government IT environment.
• Experience administering Windows Server, Active Directory, and Group Policy.
• Experience with virtualization platforms, preferably VMware vSphere, ESXi, and Horizon.
• Knowledge of STIG implementation, RMF, vulnerability management, and ACAS scanning.
• Strong troubleshooting and problem-solving skills.
• DoD 8570/8140 IAT Level II certification required (CompTIA Security+ CE or equivalent).

Preferred Qualifications

• VMware Certified Professional (VCP) or equivalent virtualization certification.
• Experience with DISA STIG Viewer, SCAP Compliance Checker, and ACAS/Nessus.
• Familiarity with eMASS and other DoD cybersecurity tools.
• CompTIA Server+ or equivalent infrastructure certification.
• Experience supporting military exercises or operational environments.

WhyChoose ISPA Technology?

• Competitive salary packages with bonus potential.
• Comprehensive health, vision, and dental coverage.
• Generous PTO allotment and 11 paid holidays.
• Robust life and disability insurance options.
• 401(K) with company match, for your future.
• A culture of recognition and rewards for your contributions.
• Opportunities for relocation and professional development.

This is a fast-paced and impactful position where your expertise will directly contribute to meeting criticalGovernment customer requirements. You'll be part of a dedicated team that values efficiency, precision, and collaboration.