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Castalia Systems
Castalia Systems
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Castalia Systems
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Telecom Network Engineer I - DoD, Tampa - Secret Clearance
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Castalia Systems
Tampa, FL
L5 Senior
April 24th, 2026
Telecommunications Engineering Specialists
National Security
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Motion GEOINT Specialist, Junior
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Castalia Systems
Springfield, VA
L3 Junior
May 7th, 2026
Intelligence Analysts
Other Scientific and Technical Consulting Services
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AI-Driven Solution Engineer - Onsite in Tysons
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Castalia Systems
McLean, VA
L5 Senior
May 8th, 2026
Software Developers
Computer Systems Design Services
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Security Information Event Manager (SIEM) Administrator
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Castalia Systems
Lahaina, HI
L5 Senior
May 3rd, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Weapons Systems Analyst, Mid
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Castalia Systems
Quantico, VA
L5 Senior
May 7th, 2026
Computer Systems Analysts
National Security
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Naval Maritime/Infantry Analyst, Mid
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Castalia Systems
Quantico, VA
L5 Senior
May 7th, 2026
Intelligence Analysts
National Security
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DevOps Engineer Tech 3 with Security Clearance
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Castalia Systems
Dayton, OH
L5 Senior
May 4th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Space/Counterspace Analyst, Mid
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Castalia Systems
Quantico, VA
L5 Senior
May 3rd, 2026
Intelligence Analysts
National Security
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DevOps Engineer Tech 3
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Castalia Systems
Dayton, OH
L5 Senior
April 30th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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DevOps Engineer Tech 4
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Castalia Systems
Dayton, OH
L5 Senior
April 30th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Program Manager
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Castalia Systems
Washington, DC
L6 Lead
April 12th, 2026
Project Management Specialists
Other General Government Support
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Remote AI Automation Engineer
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Castalia Systems
Falls Church, VA
Remote
L5 Senior
April 9th, 2026
Software Developers
Computer Systems Design Services
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WMD Analyst, Senior
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Castalia Systems
Fort Belvoir, VA
L5 Senior
April 9th, 2026
Intelligence Analysts
National Security
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Data Scientist
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Castalia Systems
McLean, VA
L5 Senior
April 9th, 2026
Data Scientists
Other Scientific and Technical Consulting Services
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Optical Engineer - TS/SCI | Space Domain Awareness (Onsite VA)
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Castalia Systems
Chantilly, VA
L5 Senior
April 9th, 2026
Photonics Engineers
Space Research and Technology
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FMV Analyst, Mid
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Castalia Systems
Quantico, VA
L5 Senior
April 12th, 2026
Intelligence Analysts
National Security
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Data Scientist, SME
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Castalia Systems
Quantico, VA
L5 Senior
April 12th, 2026
Data Scientists
Computer Systems Design Services
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Data Scientist, Mid
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Castalia Systems
Quantico, VA
L5 Senior
April 12th, 2026
Data Scientists
Computer Systems Design Services
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Biometrics / I2 Analyst, Junior
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Castalia Systems
Quantico, VA
L5 Senior
April 12th, 2026
Intelligence Analysts
National Security
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All Source Analyst, Senior
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Castalia Systems
Fort Belvoir, VA
L5 Senior
April 12th, 2026
Intelligence Analysts
National Security
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Systems Architect
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Castalia Systems
Cortlandt Manor, NY
L6 Lead
April 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Cloud Security Engineer
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Castalia Systems
Pensacola, FL
L5 Senior
April 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Technical Engagement Network (Lab Manager)
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Castalia Systems
Arlington, VA
L6 Lead
July 1st, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Cybersecurity Risk Management SME with Security Clearance
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Castalia Systems
Kahului, HI
L5 Senior
June 5th, 2026
Security Management Specialists
Computer Systems Design Services
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Application Developer - Mid with Security Clearance
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Castalia Systems
Washington, DC
L5 Senior
May 28th, 2026
Software Developers
Computer Systems Design Services
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Mid-Level Economic Analyst
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Castalia Systems
Reston, VA
L5 Senior
April 14th, 2026
Economists
National Security
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Telecommunications Engineering Specialist Journeyman
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Castalia Systems
Springfield, VA
L5 Senior
April 17th, 2026
Network and Computer Systems Administrators
All Other Telecommunications
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Enhancement Specialist - Editor, DXC (3-Mid) with Security Clearance
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Castalia Systems
Fairfax, VA
L5 Senior
June 26th, 2026
Editors
All Other Publishers
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Mid-Level All-Source Analyst (INDOPACOM) with Security Clearance
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Castalia Systems
Fairfax Station, VA
L5 Senior
April 12th, 2026
Intelligence Analysts
All Other Professional, Scientific, and Technical Services
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Cybersecurity Engineer (ENG04) with Security Clearance
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Castalia Systems
Key Largo, FL
L5 Senior
April 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Telecommunications Engineering Specialist Journeyman
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Castalia Systems
Fairfax, VA
L5 Senior
April 22nd, 2026
Telecommunications Engineering Specialists
All Other Telecommunications
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All Source Analyst (Network Analysis), Senior
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Castalia Systems
Reston, VA
L5 Senior
April 12th, 2026
Intelligence Analysts
National Security
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Systems Administrator, Windows System SME with Security Clearance
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Castalia Systems
Kahului, HI
L5 Senior
April 12th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Open-Source Intelligence Analyst, Junior
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Castalia Systems
Quantico, VA
L5 Senior
April 12th, 2026
Intelligence Analysts
National Security
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Mid-Level All-Source Analyst (INDOPACOM)
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Castalia Systems
Charlottesville, VA
L5 Senior
April 12th, 2026
Intelligence Analysts
All Other Professional, Scientific, and Technical Services
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Intelligence Systems Readiness Analyst, Journeyman
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Castalia Systems
Marysville, WA
L5 Senior
May 19th, 2026
Computer Systems Analysts
National Security
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C4I Analyst, Junior
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Castalia Systems
Quantico, VA
L5 Senior
April 16th, 2026
Intelligence Analysts
National Security
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Security Information Event Manager (SIEM) Administrator
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Castalia Systems
Littleville, AL
L5 Senior
April 15th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Senior COMSEC Systems Engineer (C4I & SCIP)
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Castalia Systems
Aiea, HI
L5 Senior
June 21st, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Missile Systems Analyst, Expert with Security Clearance
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Castalia Systems
Fort Belvoir, VA
L5 Senior
May 28th, 2026
Computer Systems Analysts
National Security
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