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10,000+
Network and Computer Systems Administrators
jobs
at
Castalia Systems
in last 30 days
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32
Network and Computer Systems Administrators
jobs
at
Castalia Systems
in last 30 days
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Date
Last 30 days
System Administrator, VI (Virtual Infrastructure) SME
APPLY
Castalia Systems
Lahaina, HI
L6 Lead
July 22nd, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Enclave Administrator (Azure Operations Systems Administrator) Tech IV
APPLY
Castalia Systems
Lorton, VA
L5 Senior
August 2nd, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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System Administrator, VI (Virtual Infrastructure) SME
APPLY
Castalia Systems
Camp HM Smith, HI
L5 Senior
August 4th, 2026
Network and Computer Systems Administrators
National Security
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System Administrator VI Virtual Infrastructure SME with Security Clearance
APPLY
Castalia Systems
Kahului, HI
L5 Senior
July 30th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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MS Enclave Administrator (Azure Operations Systems Administrator), Tech 3
APPLY
Castalia Systems
Lorton, VA
L6 Lead
August 2nd, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Azure Enclave Administrator Cloud Operations Lead
APPLY
Castalia Systems
Lorton, VA
L5 Senior
August 7th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Senior VOE System Administrator Virtual Infrastructure
APPLY
Castalia Systems
Waipahu, HI
L5 Senior
July 28th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Windows AD Systems Administrator - TS/SCI Onsite
APPLY
Castalia Systems
Waipahu, HI
L4 Mid
August 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Technical Engagement Network (TEN) Lab Manager
APPLY
Castalia Systems
Arlington, VA
L5 Senior
August 7th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Onsite Network Engineer - Security & Incident Response
APPLY
Castalia Systems
Arlington, VA
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Senior VI System Administrator - Virtual Infrastructure (DoD)
APPLY
Castalia Systems
Aiea, HI
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
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Senior Network Engineer
APPLY
Castalia Systems
Largo, FL
L5 Senior
August 12th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Network Engineer
APPLY
Castalia Systems
Arlington, TX
L5 Senior
July 23rd, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Senior Systems Administrator & ISSO - Classified Networks
APPLY
Castalia Systems
Honolulu, HI
L6 Lead
July 28th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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System Administrator, VI (Virtual Infrastructure) SME
APPLY
Castalia Systems
Waipahu, HI
L5 Senior
July 28th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Senior Splunk SIEM Admin — Security Monitoring Expert
APPLY
Castalia Systems
Waipahu, HI
L5 Senior
August 3rd, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Technical Engagement Network (TEN) Lab Manager
APPLY
Castalia Systems
Arlington, TX
L5 Senior
August 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
Show all >
Senior Windows AD Systems Administrator DoD IT Ops (TS/SCI)
APPLY
Castalia Systems
Waipahu, HI
L5 Senior
August 7th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Azure Enclave Admin IV - Operations & Migration Lead
APPLY
Castalia Systems
Lorton, VA
L6 Lead
August 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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System Administrator
APPLY
Castalia Systems
Lorton, VA
L6 Lead
August 8th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
Show all >
System Administrator, VI (Virtual Infrastructure)
APPLY
Castalia Systems
Lahaina, HI
L6 Lead
August 2nd, 2026
Network and Computer Systems Administrators
Other General Government Support
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System Administrator, VI (Virtual Infrastructure) SME
APPLY
Castalia Systems
Aiea, HI
L5 Senior
July 28th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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System Administrator, VI (Virtual Infrastructure)
APPLY
Castalia Systems
Camp HM Smith, HI
L5 Senior
August 5th, 2026
Network and Computer Systems Administrators
National Security
Show all >
System Administrator, VI (Virtual Infrastructure) SME
APPLY
Castalia Systems
Kahului, HI
L5 Senior
August 14th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Infrastructure Engineer
APPLY
Castalia Systems
Largo, FL
L5 Senior
August 13th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Azure Architect
APPLY
Castalia Systems
Lorton, VA
L6 Lead
August 8th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Onsite Network Engineer Cyber Incident Response Lab
APPLY
Castalia Systems
Arlington, TX
L4 Mid
August 8th, 2026
Computer Network Support Specialists
Computer Systems Design Services
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Systems Administrator-Information Systems Security Officer Senior
APPLY
Castalia Systems
Honolulu, HI
L6 Lead
August 4th, 2026
Information Security Analysts
Computer Systems Design Services
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Senior Network Engineer with Security Clearance
APPLY
Castalia Systems
Largo, FL
L5 Senior
August 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Azure Enclave Administrator (TS/SCI)
APPLY
Castalia Systems
Lorton, VA
L6 Lead
August 8th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Cybersecurity Engineer with Security Clearance
APPLY
Castalia Systems
Largo, FL
L5 Senior
August 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Cybersecurity Engineer
APPLY
Castalia Systems
Largo, FL
L6 Lead
August 13th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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