Xacta jobs in st. louis, mo

St. Louis, Missouri

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Today

Job ID: 2615385 Location: St. Louis, MO, US Date Posted: 2026-08-07 Category: Cyber Subcategory: Cyberspace Ops Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a Cyber Security Engineer to support critical DoD and Intelligence Community missions. You will lead assessment, authorization, vulnerability management, and se

Full-time

Technical Consultant- Cyber Security Engineering

St. Louis, Missouri

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Today

Overview This position plays a hands-on role securing systems that support critical Defense and Intelligence missions. This position is focused on applying risk management frameworks, engineering security controls, and maintaining system authorizations for cloud and on-prem environments. You'll work closely with system engineers, administrators, and program teams to ensure systems are built, assessed, and operated in compliance with DoD and NIST requirements. From managing RMF and ATO packages

Full-time

USD 84,240.00 - 142,480.00 per year

System Engineer- Cyber Security Engineering Focus

St. Louis, Missouri

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Today

Overview This position plays a hands-on role securing systems that support critical Defense and Intelligence missions. This position is focused on applying risk management frameworks, engineering security controls, and maintaining system authorizations for cloud and on-prem environments. You'll work closely with other system engineers, administrators, and program teams to ensure systems are built, assessed, and operated in compliance with DoD and NIST requirements. From managing RMF and ATO pac

Full-time

USD 120,640.00 - 197,600.00 per year

Information Systems Security Officer - Federal Customer

Remote or Virginia

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Today

Job Description Information Systems Security Officer - Federal Customer (Chantilly, VA) (onsite - 5 days per week: TS/SCI Required) Job summary The Cybersecurity & IA Leadership professional supports Dell Mission Operations by establishing and sustaining the security, compliance, and governance framework required for mission delivery in a classified environment. This role is responsible for overseeing information assurance processes, security documentation, audit readiness, and coordination ac

Full-time

Defense - Senior Information Systems Security Officer- Cloud

Remote or Arlington, Virginia

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Today

Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customers from increasing threats and vulnerabilities in this digital age. TDI is seeking a hands-on Information Systems Security Officer (ISSO) to support U.S. Marine Corps cloud modernization in a fully remote role. You'll help application teams securely onboard mission-critical workloads to modern cloud environments while supporting ATO efforts and translating RMF, NIST SP 800-53, a

Full-time

USD 130,000.00 - 160,000.00 per year

Xacta jobs in St. Louis, MO, USA