Jobs at National Railroad Safety Services, Inc. (NRSS)

This AI Architect role supports national security initiatives by defining product strategy and translating complex business needs into scalable AI solutions. The position involves leading technical discussions with senior stakeholders, designing enterprise-grade data architectures using tools like Python and cloud platforms, and validating large language models for real-world deployment. The role appeals to professionals seeking high-impact work within a people-first culture that values collaboration and professional growth. While the position offers remote flexibility, it may require occasional on-site presence at client facilities or company offices to ensure effective communication and mission delivery.

This full-time System Administrator role supports the Army National Guard within the greater DMV area for a leading national security firm. The position requires an active TS/SCI clearance and involves administering Windows and Linux server environments, performing routine maintenance, patching, and system hardening using DISA STIGs. Key responsibilities include monitoring system performance, managing backups and recovery procedures, and documenting configurations to ensure cybersecurity compliance and operational readiness. The role appeals to professionals seeking to work on critical missions that protect national interests while utilizing advanced automation and monitoring tools. The position is based on-site in the DMV region and offers a collaborative environment focused on solving complex security challenges.

This full-time Technical Project Manager role supports Peraton's national security mission by overseeing critical government projects across land, sea, space, air, and cyberspace domains. The position requires managing project scope, schedules, and budgets while serving as a liaison between program leadership, project teams, and government stakeholders. Key responsibilities include developing work breakdown structures, maintaining standard operating procedures, monitoring project performance, and resolving issues to ensure mission success within established timelines. The role appeals to professionals seeking to contribute to high-impact national defense initiatives with a collaborative culture that values strategic thinking and operational excellence. Candidates must hold an active Top Secret/SCI clearance with Polygraph eligibility. The position is contingent on contract award and operates within a structured environment supporting essential U.S. armed forces and agency partners.

This role involves joining Peraton's team at the Postal Central Repair Facility in Topeka, Kansas, to support the maintenance and overhaul of essential mail processing and delivery equipment. The positions include various technician and clerk tracks, such as Mechanical, Electronic, and Assembly Screening roles, where employees repair printed circuit boards and electro-mechanical assemblies to a component level. Key responsibilities involve conducting physical inspections, operating machinery, and participating in a structured 90-day on-the-job training program to master specific repair techniques. The opportunity is appealing due to immediate eligibility for comprehensive benefits including medical, dental, vision, and 401(k) coverage, alongside the chance to work on critical national infrastructure projects. The position is an on-site, full-time role with a standard Monday through Friday schedule.

This onsite graphic designer role at Peraton supports national security missions in McLean, Virginia, serving as a key member of the enterprise services team. The position involves creating diverse digital media, including web pages, mobile applications, infographics, and marketing materials, while ensuring all outputs meet strict accessibility and copyright standards. Key responsibilities include managing design requests, performing technical quality checks, and maintaining responsive designs using HTML and CSS. The role is appealing for its opportunity to contribute to critical global security efforts, work with advanced multimedia technologies, and mentor junior staff within a collaborative environment. Candidates must hold an active TS/SCI clearance with a polygraph.

This full-time Help Desk Specialist role supports the SITEC 3 program at JEB Little Creek, VA, serving USSOCOM and deployed forces with critical IT operations. The position requires maintaining a DoD TS/SCI clearance and involves key duties such as troubleshooting end-user devices, managing IT service management tickets, and handling account creation and CAC token resets. The role offers the opportunity to work within a national security mission that protects global allies and operates 24x7x365. Candidates will join a team dedicated to solving complex challenges in a collaborative environment that values technical expertise and strong customer service.

This Application Infrastructure Lead role supports a national intelligence program in Northern Virginia, focusing on engineering and managing SharePoint systems alongside broader infrastructure services like email, mobile devices, and cloud identity management. The position involves leading a team of engineers to design, develop, and maintain collaborative solutions, automate workflows, and ensure seamless integration with existing IT systems. Key responsibilities include overseeing technical project management, optimizing server performance, and driving process improvements to keep infrastructure current. The role appeals to candidates seeking to work on critical national security missions with a clear path for professional growth in a collaborative environment. An active Top Secret/SCI clearance is required, and the position is contingent on contract award.

This senior Information System Security Officer role supports the Army National Guard within Peraton's national security division in the greater DMV area. The position involves managing the Risk Management Framework lifecycle, validating security documentation such as System Security Plans, and coordinating remediation efforts with engineering teams to maintain authorization posture. Key duties include implementing continuous monitoring processes, preparing briefing materials for governance boards, and mentoring staff on control implementation practices. The role appeals to professionals seeking to protect national interests while working with advanced cybersecurity technologies in a mission-critical environment. Candidates must hold an active TS/SCI clearance and possess extensive experience with DoD compliance standards. The position offers a collaborative culture focused on solving complex security challenges across land, sea, space, air, and cyberspace domains.

The Information System Security Officer (ISSO) role supports the Army National Guard within Peraton's national security division in the greater DMV area. The position focuses on maintaining eMASS records, coordinating vulnerability remediation, and managing accreditation documentation for assigned systems. Key responsibilities include orchestrating scanning and patching cycles, reviewing system changes for cybersecurity implications, and preparing security status reports for audits. This opportunity appeals to professionals seeking to work on critical missions protecting the nation while collaborating with diverse teams across land, sea, space, air, and cyberspace domains. The role offers a dynamic environment with opportunities for professional growth in a company dedicated to solving complex security challenges.

This full-time Groundskeeper role supports national security missions within the Intelligence Community across Virginia and Maryland. The position involves maintaining shrubs, trees, lawns, and irrigation systems while operating large power equipment and vehicles. Key responsibilities include scheduling watering activities, pruning vegetation, and removing snow and ice from designated areas. The role requires an active Top Secret SCI with CI Poly clearance and two years of grounds maintenance experience. The position offers the opportunity to work with a recognized leader in facilities management for defense and intelligence operations. The work environment is outdoors and may involve varying weather conditions and physical demands.

This full-time CORA/CHAP Compliance Analyst role supports the Army National Guard within Peraton's national security division in the greater DMV area. The position involves leading security compliance assessments against RMF and DoD requirements, analyzing technical artifacts to identify systemic risks, and producing formal reports with remediation guidance for leadership. Key responsibilities include advising on risk disposition strategies, managing POA&M tracking, and mentoring assessment staff to improve compliance workflows. The role appeals to professionals seeking to work on critical national security missions with a collaborative team environment. Candidates must hold an active TS/SCI clearance and possess extensive experience in cybersecurity compliance within DoD environments. The position is based on-site in the DMV region.

This full-time Security Analyst role within Peraton's Federal Strategic Cyber Group focuses on advanced digital forensics and malware analysis to protect national security interests. The position supports a 24x7 Security Operations Center by conducting deep technical investigations, reverse engineering malicious code, and performing endpoint and memory analysis to contain cyber incidents. Key responsibilities include maintaining strict chain-of-custody procedures, utilizing sandboxing environments for safe artifact analysis, and producing detailed technical reports for leadership. The role offers the opportunity to work on critical missions at the nexus of traditional and nontraditional threats across land, sea, space, air, and cyberspace. Located in Chandler, AZ or Washington DC, the position requires an active Secret security clearance and U.S. citizenship, appealing to professionals seeking to solve daunting challenges for essential government agencies and the U.S. armed forces.

This full-time Linux Systems Administrator role supports mission-critical national security operations at Peraton, a leading defense technology integrator. The position requires an active TS/SCI clearance and focuses on managing secure Linux environments for government and military clients. Key responsibilities include performing continuous vulnerability monitoring using tools like Nessus, hardening systems according to STIGs and RMF standards, and automating patching and remediation tasks with scripts or configuration management tools. The role appeals to candidates seeking to work on high-impact projects that protect national interests while collaborating closely with Information Assurance teams. The position offers a dynamic environment with opportunities for professional growth in cybersecurity and system architecture, typically involving on-site or hybrid work arrangements depending on specific contract requirements.

This Cloud Engineer role supports the EMMETT program, a next-generation Space Domain Awareness system designed to catalog and monitor resident space objects. The position focuses on designing, automating, and operating mission-critical cloud infrastructure within classified environments. Key responsibilities include building containerized services using Kubernetes and OpenShift, implementing secure CI/CD pipelines, and hardening systems through DevSecOps practices and compliance controls. The role appeals to engineers seeking to solve complex challenges in national security while working with cutting-edge technologies like infrastructure-as-code and large-scale orchestration. The position requires a TS/SCI clearance with polygraph eligibility and offers a collaborative culture focused on reliability and speed. Employees benefit from heavily subsidized health coverage, generous paid time off, and participation in a bonus plan.

This full-time onsite role within Peraton's national security division involves processing digital evidence for government clients in the Baltimore metropolitan area. The position requires maintaining strict chain-of-custody protocols, verifying legal authority for device acquisition, and performing forensic imaging using specialized hardware and software tools. Key responsibilities include documenting all extraction actions in detail and routing damaged devices for repair when necessary. The opportunity appeals to candidates seeking to support critical missions protecting the nation and allies while working in a high-stakes environment. The role demands an active Top Secret clearance with SCI eligibility and offers a collaborative setting for professionals dedicated to solving complex digital forensics challenges.

This Software Quality Assurance Engineering role supports a national intelligence program within Peraton's mission capability integration team. The position requires an active Top Secret/SCI clearance and focuses on designing and maintaining Quality Management System plans, policies, and quantitative metrics for the engineering lifecycle. Key responsibilities include serving as the focal point for internal and external audits, coordinating with engineering teams to ensure robust testing and configuration management, and developing corrective actions for non-conformances. The role appeals to professionals seeking to work on critical global missions that protect national security. It offers the opportunity to lead technical processes in a collaborative environment dedicated to solving complex challenges across land, sea, space, air, and cyberspace domains.

This senior information systems security engineering role supports Federal Strategic Cyber programs at Peraton's Huntsville, Alabama location. The position involves leading and mentoring a team to manage the Risk Management Framework lifecycle for FBI IT systems, including system categorization, security control implementation, and continuous monitoring. Key responsibilities include preparing risk documentation for executive decision-making, conducting security assessments, and serving as a principal technical advisor on incident response and compliance. The role appeals to professionals seeking to work on high-impact national security missions with a collaborative culture that values continuous process improvement. Candidates must hold an active Top Secret clearance and possess extensive experience in secure design and NIST guidance.

This senior role within Peraton's military intelligence program combines advanced statistics and mathematics with Quality Assurance Framework oversight to support national security missions. The position involves developing statistical models to solve complex intelligence problems, designing metrics projects, and automating data collection processes. Key responsibilities include auditing AI systems for compliance, executing Testing, Evaluation, Verification, and Validation protocols, and analyzing performance metrics to ensure robust and fair analytics. The role appeals to professionals seeking to work on high-impact missions at the nexus of traditional and nontraditional threats. It offers the opportunity to collaborate with government agencies and armed forces while contributing to transformative enterprise IT solutions. An active TS/SCI security clearance is required, and the position supports a mission-driven culture focused on protecting the nation and allies.

This full-time on-site role at Peraton Labs supports a senior infrastructure and systems administrator position for a government customer in Maryland. The role involves implementing, maintaining, and securing complex classified and unclassified research environments while managing Linux and Windows server administration, virtualization platforms, and network infrastructure. Key responsibilities include system hardening, patching, physical hardware setup, and developing automation scripts to ensure operational readiness and compliance. The position offers the opportunity to work on high-impact national security missions alongside a collaborative team of researchers and engineers. Candidates must hold an active TS/SCI with Polygraph clearance and possess extensive experience in enterprise infrastructure and security protocols.

This role involves serving as a Communications and Data Analysis Specialist within a 24-hour Cybersecurity Operations Center for a national security organization. The position requires holding a security clearance and focuses on managing data requests, coordinating with technical teams, and supporting audits and regulatory compliance activities. Key responsibilities include collecting and validating cybersecurity data, preparing shift reports for management, and acting as the primary liaison between the CSOC and external stakeholders. The opportunity is appealing for professionals passionate about protecting critical infrastructure from nation-state attacks while working in a mission-critical environment. The role offers the chance to collaborate with experts in cybersecurity engineering and threat analysis to ensure the confidentiality and integrity of vital systems.

This senior Linux Systems Administrator role focuses on engineering and maintaining large-scale distributed cloud systems for a national security mission. The position involves administering enterprise Linux clusters, optimizing Hadoop and Accumulo environments, and implementing automation and security hardening protocols. Key responsibilities include ensuring system reliability, managing Kubernetes workloads, and participating in incident response within a high-tempo operational setting. The role appeals to engineers who thrive in an automation-first culture and offers significant opportunities to work on critical infrastructure with a reliability-focused mindset. The position requires an active security clearance and includes after-hours on-call support, operating within a dynamic environment that supports mission-critical data repositories.

This senior-level role at Peraton Labs serves as a Strategic Technical Communications Lead supporting the BNATCS CTO within the national security sector. The position focuses on translating complex technical, analytical, and AI-driven information into clear, decision-ready products for diverse stakeholders ranging from technical teams to executive leadership. Key responsibilities include designing dashboard strategies, curating AI-generated outputs with strong editorial judgment, and developing tailored data visualizations for technical, executive, and operational audiences. The role appeals to candidates seeking to shape high-visibility communication strategies at the intersection of data and strategic decision-making. The position requires on-site work at locations in Maryland or Virginia and involves a high-impact environment where clear communication directly supports critical national security missions.

This full-time technical sales role within AWS's Worldwide Public Sector National Security Team focuses on driving revenue and cloud adoption for strategic government accounts. The position requires managing the complete sales cycle, building executive relationships, and developing account strategies that align AWS capabilities with national security missions. Key responsibilities include collaborating with solutions architects to deliver comprehensive cloud solutions, forecasting pipeline performance, and representing the company at industry events. The role appeals to candidates seeking a mission-driven environment with a collaborative culture that values diverse experiences and continuous career growth. Successful candidates must hold an active TS/SCI security clearance with polygraph. The position is based in the Arlington or Herndon, Virginia area.