Counter Unmanned Systems Analyst Systems Planning and AnalysisCounter Unmanned Systems AnalystAlexandria, VirginiaFull timeSPG delivers industry-leading, innovative, and value-added services such as data analytics and visualization, threat analysis, risk management, modeling and simulation, program management, system engineering, independent evaluation, and High Consequence Event prevention to help our clients understand and mitigate mission risks spanning physical, cyber, and human domains. Uses knowledge of military organizations (i.e., roles, missions, and structure), operational responsibilities (i.e., doctrine, organization, training, material, leadership, personnel, facilities and policy), and methods for employing assets of the national security establishment at the strategic, operational or tactical levels to assist clients with defining, understanding, and evaluating critical national security issues.
Cyber Systems Engineer Booz Allen HamiltonCyber Systems EngineerChantilly, VirginiaYou'll develop and apply advanced methods, theories, and research techniques to the investigation and resolution of complex project requirements and technical specifications for software development projects and plan and direct full lifecycle projects or major phases of projects for highly visible technical solution programs. Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
NSS Senior Space Systems Engineer Johns Hopkins Applied Physics LaboratoryNSS Senior Space Systems EngineerLaurel, MarylandFull timeTo learn about these APL’s mission and projects, https://civspace.jhuapl.edu/ and https://www.jhuapl.edu/OurWork/NationalSecuritySpace . This includes historic, science space firsts like New Horizons reaching Pluto, Parker Solar Probe being the first to “touch” the sun, and the DART mission that redirected an asteroid for planetary defense.
Principal Systems Engineer (Microsoft) - DOJ NSD - Active Top Secret Required ITC Federal, Inc.Principal Systems Engineer (Microsoft) - DOJ NSD - Active Top Secret RequiredWashington, DCFull timeHas expertise in multiple operating systems and is responsible for configuration, patch management, troubleshooting, all versions and sub-version upgrades, and all aspects of the availability of servers and systems. This position provides enterprise Microsoft systems engineering and management support, ensuring the configuration, security, performance, and availability of servers and enterprise systems across the environment.
NewSr. Systems Engineer, Platform/Infrastructure Modern Government SolutionsSr. Systems Engineer, Platform/InfrastructureSterling, VAFull timeExperience supporting relational and non-relational databases including PostgreSQL, MySQL, and MongoDB.Experience supporting IdAM technologies including Active Directory, SAML, OpenLDAP, OAuth 2.0, and OIDC.Experience with DevOps tooling including Ansible, Terraform, Jenkins, and GitLab. Administer relational and non-relational databases including PostgreSQL, MySQL, and MongoDB.Support Identity and Access Management (IdAM) solutions including Active Directory, SAML, OpenLDAP, OAuth 2.0, and OIDC.Implement and maintain DevOps automation using Ansible, Terraform, Jenkins, and GitLab.
NewSr. Systems Engineer, Digital Engineering Solutions Modern Government SolutionsSr. Systems Engineer, Digital Engineering SolutionsSterling, VAFull timeBachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.10+ years of experience deploying, administering, and sustaining enterprise engineering platforms and IT infrastructure within cloud-hosted environments. Experience supporting IdAM technologies including Active Directory, SAML, OpenLDAP, OAuth 2.0, and OIDC.Experience developing integrations using Python, PowerShell, and Groovy, with strong skills in testing, validation, troubleshooting, and technical documentation.
NewSr. Systems Engineer (Citrix) - TS/SCI w CI Polygraph Modern Government SolutionsSr. Systems Engineer (Citrix) - TS/SCI w CI PolygraphSterling, VAFull timeExperience may be acceptable in lieu of a degree.10+ years of experience deploying and maintaining platform infrastructure and COTS applications in cloud-based environments.5+ years of hands-on experience with Citrix Virtual Apps and Desktops, including expert knowledge of Citrix architecture, components, and deployment methodologies. Implement and manage Citrix Provisioning Services (PVS) or Machine Creation Services (MCS) for desktop image management; manage Virtual Delivery Agents (VDAs), hypervisors, and storage systems.
2026 PhD Graduate – Artificial Intelligence and Complex Systems Postdoc Researcher Johns Hopkins Applied Physics Laboratory2026 PhD Graduate – Artificial Intelligence and Complex Systems Postdoc ResearcherLaurel, MarylandFull timeThe Complex Systems Group, part of the Intelligent Systems Center ( www.jhuapl.edu/isc ), conducts research at the intersection of AI and complex systems, with an emphasis on advancing capabilities in machine learning-based surrogate models, scientific automation, AI-assisted reasoning, and AI-guided design. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NSS Space Systems Engineer Johns Hopkins Applied Physics LaboratoryNSS Space Systems EngineerLaurel, MarylandFull timeTo learn about these APL’s mission and projects, https://civspace.jhuapl.edu/ and https://www.jhuapl.edu/OurWork/NationalSecuritySpace . This includes historic, science space firsts like New Horizons reaching Pluto, Parker Solar Probe being the first to “touch” the sun, and the DART mission that redirected an asteroid for planetary defense.
NewSystems Administrator (SA) - TS/SCI with CI Polygraph Modern Government SolutionsSystems Administrator (SA) - TS/SCI with CI PolygraphMcLean, VAFull timeThe SA will work alongside the program's ISSE and security team to implement technical controls, maintain system security posture, and support the ongoing fielding and maintenance of a Top Secret Contractor Wide Area Network (CWAN).The ideal candidate brings hands-on experience with system hardening, vulnerability management, and system administration in NRO-sponsored CWAN infrastructure, along with the ability to collaborate effectively across technical and program teams in classified environments. TITLE: Systems Administrator (SA)LOCATION: McLean, VACLEARANCE REQUIRED: Active DoD TS/SCI with CI PolygraphEMPLOYMENT TYPE: Full-time, On-site POSITION SUMMARYModern Government Solutions (MGS) is seeking a Systems Administrator (SA) to support the implementation, hardening, and maintenance of secure systems for mission-critical government programs.
Staff Application Security Engineer The Nuclear CompanyStaff Application Security EngineerWashingtonWe expect every team member to continuously identify opportunities to automate workflows, enhance decision-making, improve processes, and contribute to the ongoing evolution of NOS as a strategic operating capability that enables The Nuclear Company to scale with excellence. This is a high-ownership role for a builder who is equally comfortable reviewing application architecture, threat modeling an API, improving GitHub security controls, and partnering directly with engineers to ship secure software quickly.
CLOUD SYSTEMS ENGINEER (Top Secret Clearance REQUIRED) NorthHill TechnologyCLOUD SYSTEMS ENGINEER (Top Secret Clearance REQUIRED)Fairfax, VirginiaSource code control systems, both use and administration (cvs, subversion, git). Configuration and use of – nat, dns, ldap, nis, nfs, iptables, free ipa.
Industrial Security Representative (ISR) Spry SquaredIndustrial Security Representative (ISR)Arlington, VirginiaConduct ISR duties in the following areas: process CAC and building access applications; access control requests; country and threat briefs; in/out processing of DoD Agency personnel; indoctrinations/debriefings, security record management; courier card application processing; and visit authorization requests. Protecting and managing classified information and equipment developed by, or entrusted to, the organization, requiring in-depth understanding of security policies, procedures, and oversight requirements for the proper classification, access, handling, storage, and destruction of classified or sensitive material.
Systems Engineer Abacus TechnologySystems EngineerWashington, Washington, DCSupport AI Integration Efforts by assisting in the deployment and integration of AI solutions within cloud architectures, supporting data preparation and basic model setup tasks, and contributing to efforts aimed at optimizing AI model performance and scalability, ensuring efficient resource use under the direction of senior engineers. Support integration and optimization efforts integrating cloud systems with existing infrastructure and third-party services, including low-code/no-code platforms Contributes to efforts aimed at optimizing systems for performance and reliability.
Sr. Systems Engineer Abacus TechnologySr. Systems EngineerWashington, Washington, DCDevelop automation scripts for cloud resource provisioning and management using tools like Terraform, Ansible, or cloud native automation tools and implement continuous integration and continuous deployment (CI/CD) pipeline. Current relevant technical certifications (e.g., Microsoft Certified Solutions Expert (MCSE), Associate Systems Engineering Professional (ASEP), Certified Systems Engineering Professional (CSEP)) are strongly desired.
Senior Director, Enterprise Geographic Information Systems (Gis) National Audubon SocietySenior Director, Enterprise Geographic Information Systems (Gis)Washington, DC$165,000–$186,000 / yearThe role requires excellence in relationship and people management including mentoring early career professionals, technical leadership to drive the implementation of a hybrid ArcGIS deployment and advanced spatial analysis, and vision for the development and management of innovative and impactful conservation GIS products and applications, including leveraging emerging data sources and technologies (such as AI) in the conservation sector. Qualifications and Experience: Master's or advanced degree in Geography Information Systems, Information Technology, Geography, or similar discipline and 10+ years of progressive professional experience in GIS field with demonstrated ability in GIS strategy, infrastructure, analysis, product management, and at least 3 years of team leadership.
Network Engineer / Systems Administrator (SA) CymertekNetwork Engineer / Systems Administrator (SA)Chantilly, VirginiaNetwork Engineer, Systems Administrator, IT Infrastructure Engineer, Network Systems Administrator, Network Administrator, Systems Engineer, Cloud Systems Administrator, Network Operations Engineer, IT Support Engineer, Network Security Engineer, etc. Computer Science, Information Technology, Network Engineering, Systems Engineering, Computer Engineering, Information Systems, Cybersecurity, Electrical Engineering, Data Science, Applied Mathematics, etc.
Systems Integrator CACISystems IntegratorBethesda, MarylandPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. The Systems Integrator will act as the primary liaison between the client and the development team, ensuring that mission and business needs are translated into system-level, integration-ready outcomes.
SIGINT Systems Developer CymertekSIGINT Systems DeveloperChantilly, VirginiaSIGINT Engineer, Signals Processing Developer, Intelligence Systems Developer, RF Systems Engineer, Communications Systems Developer, Cyber Intelligence Developer, Embedded Systems Developer, Electronic Warfare Engineer, Signal Analysis Engineer, Systems Integration Engineer, Intelligence Solutions Architect, etc. Electrical Engineering, Computer Science, Information Systems, Software Engineering, Systems Engineering, Signal Processing, Telecommunications, Cybersecurity, Data Science, Computer Engineering, Physics, Mathematics, etc.
Cyber Security Project Engineer SwiftCyber Security Project EngineerChantilly, VirginiaDetermination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, work experience, education, certifications, Federal Government contract labor categories, and contract wage rates. Participate in a Customer working group that handles extremely sensitive data and track/optimize cloud costs, including developing cost models for IC and DoW partners.