Onsite Systems Administrator TS/SCI - DoD Fort Shafter

Castalia Systems; Honolulu (HI); On-site; USD 115,000 - 120,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401k matching

Paid time off

Holidays

Professional training

Pet insurance

Job summary

Castalia Systems is seeking a Journeyman Systems Administrator to support our client onsite at Fort Shafter, HI. The role focuses on administering network infrastructure and Windows server environments, with emphasis on security, access controls, and continuous operations.

The position requires a TS/SCI clearance and U.S. citizenship, with a strong emphasis on collaboration across teams and external entities in a demanding federal environment.

Qualifications

• Bachelor's degree in IT, CS or related field, or equivalent experience.
• 3+ years of system or network administration experience.
• Strong problem-solving and communication skills, and ability to work with diverse teams.
• Experience with account provisioning, permissions and access control.
• DoD/IC context and TS/SCI considerations preferred or required.

Responsibilities

• Install, configure, administer, manage, and maintain network infrastructure and Windows physical and virtual servers.
• Manage user accounts, permissions, and access controls across systems and applications.
• Monitor system performance, troubleshoot issues, perform backups, and apply upgrades/patches.

Skills

System administration

Network administration

Windows servers

Documentation

Communication

Problem solving

Security+ / IAT II

Education

Bachelor's degree in IT/CS

Associate's degree + 4 years experience

HS diploma + 6 years experience

Tools

Active Directory

Job description

Castalia Systems is seeking a Journeyman Systems Administrator to support our client onsite at Fort Shafter, HI. The role focuses on administering network infrastructure and Windows server environments, with emphasis on security, access controls, and continuous operations.

The position requires a TS/SCI clearance and U.S. citizenship, with a strong emphasis on collaboration across teams and external entities in a demanding federal environment.