Nist 800 53 Jobs

Experienced cybersecurity engineer with active TS/SCI CI Polygraph sought to lead RMF, XACTA, and ATO/IATT efforts for cloud and enterprise systems in MD/DC/VA SCIF environments.

Lead application security for mission-critical space systems by implementing secure architectures, compliance controls, and monitoring across cloud-native and embedded software environments.

Resource Management Concepts is hiring a Systems Integration Engineer / SOC Analyst Team Lead to lead SOC monitoring, incident response, and RMF-aligned cybersecurity operations on DoD networks in Dahlgren, VA.

ProSidian seeks a Compliance & Risk Specialist to lead cybersecurity and compliance efforts for human capital modernization initiatives supporting NSF in the Mid-Atlantic (Alexandria, VA) on a hybrid schedule.

Experienced ISSO/Security Controls Assessor needed to lead RMF assessments and ATO support for federal human capital modernization initiatives with ProSidian.

ProSidian is hiring an Information Security Analyst (FISMA/NIST) to perform security assessments, ensure FISMA/NIST compliance, and support human capital IT modernization efforts for federal clients in a hybrid Alexandria, VA role.

ProSidian seeks an experienced Program Manager to lead human capital program evaluation and cybersecurity/compliance efforts supporting HR modernization for NSF in the Mid-Atlantic (Alexandria, VA) on a hybrid schedule.

Lead cybersecurity compliance and RMF accreditation efforts at SciTec, managing a team to ensure DoD and federal information systems meet NIST, FISMA, and customer security requirements.

Lead the engineering and delivery of government-facing versions of WindBorne's weather-data platforms, balancing strict compliance requirements with high-performance, production-grade systems.

Experienced SRE needed to lead multi-cloud reliability, observability, and automation at a fast-growing defense-focused infrastructure company.

True Anomaly is hiring a Senior Technical Program Manager (GRC) to lead RMF/CMMC compliance, cloud security architecture, and assessment programs for IL5/IL6 environments.

Technical Lead / Solutions Architect role to design VA-aligned cloud, container, integration, and security architectures for healthcare interoperability in a federal consulting environment.

Lead and mature a federal GRC shared services portfolio for a cabinet-level client, combining program management, GRC subject-matter expertise, and exceptional customer relationship skills.

Sigma Defense seeks an experienced Cybersecurity Engineer II-III to harden CANES systems, support RMF/STIG compliance, and drive vulnerability remediation across Navy networks.

Experienced RMF and NIST-focused security professional needed to lead authorization (ATO) activities, produce FISMA-compliant security documentation, and advise VA stakeholders on risk and compliance.

Experienced IAM/PAM architect needed to lead CyberArk-based privileged access initiatives and embed identity-centered Zero Trust controls across on-premises and cloud systems at DART.

SHI is hiring a hands-on Solutions Engineer to implement and optimize Azure and Microsoft Fabric data engineering solutions that power analytics and AI for regulated and public-sector clients.

Armada is hiring a cleared Senior Mission Success Engineer to lead federal deployments, drive authorization and operational stability, and serve as the primary technical owner for mission-critical AI infrastructure.

Lead end-to-end federal deployments at Thread AI, translating agency requirements into secure, production-ready AI orchestration solutions while navigating compliance and political complexity.

Serve as a Cloud Security Architect driving ATOs, continuous authorization, and multi-cloud security design across AWS, Azure, GCP, and Oracle Cloud in support of the U.S. Air Force Cloud One program.

CyberArk seeks a Senior Software Architect to lead the design and implementation of scalable, FedRAMP-compliant AWS infrastructure, observability, and SRE solutions for its identity security platform.

SkySafe is hiring a Project Manager to lead Federal program delivery, coordinate cross-functional technical teams, and serve as the primary liaison to a Federal customer for mission-critical drone detection SaaS solutions.

Provide architecture, hands-on engineering, and ATO/cybersecurity leadership for multi-cloud environments supporting the USAF Cloud One program while mentoring junior staff and ensuring continuous authorization and compliance.

Support the U.S. Air Force Cloud One program as a Hybrid Cloud Security Architect, securing multi-cloud environments and driving ATO/cATO authorization and continuous compliance.

Experienced multi-cloud Network Engineer needed to design, secure, and automate hybrid cloud networking for a mission-critical USAF Cloud One program.

Experienced cyber security analyst needed to support USAF Cloud One operations, providing incident response, RMF/ATO sustainment, and cloud security across AWS, Azure, Oracle, and GCP.

Provide RMF and cybersecurity support for the USAF Cloud One enterprise environment, focusing on ATO sustainment, continuous monitoring, and rapid vulnerability remediation across multi-cloud platforms.

Arkenstone Defense is seeking a technically strong Senior Solutions Engineer to lead FedRAMP/CMMC-aligned architecture, technical sales engagements, and ATO-focused implementations for public-sector customers.

Serve as a Senior Project Manager at Xpansiv to drive regulated, enterprise SaaS initiatives from contract to go-live, delivering audit-ready results across Registry, Power, and Managed Solutions.