Information Systems Security Engineer MarkonInformation Systems Security EngineerFort Meade, Maryland$215,000–$225,000 / yearFull timeDescription: Markon is seeking an experienced Information Systems Security Engineer (ISSE) to support the Fort Meade customer by providing cybersecurity engineering expertise for mission-critical systems supporting the Cyber Threat Intelligence (CTI) mission. This role evaluates system and cloud architectures, develops security requirements and technical documentation, supports authorization activities, and identifies and mitigates vulnerabilities across classified and unclassified environments.
Mission Systems Analyst R&P Technologies, LLCMission Systems AnalystWashington, DC, Washington, DCFull timeResponsibilities: Typical work includes engineering studies and analyses; technology planning; systems architecture development; computer programming; hardware/software applications; operational and performance requirements development; concept and technology development; system design; system development, integration and certification; engineering drawing development and review; production quality engineering; production engineering and test management; test and evaluation; system operations; integrated logistics support; modeling and simulation; configuration management; and systems acquisition and life-cycle management in compliance with industry and Government practices. Analyze program and technical requirements, oversee the execution of contracted tasking, provide programmatic and technical guidance to the Missions Systems Lead, respond to Government GFI and GFE requests, and report program status to leadership as required.
NewTEMPEST Engineer / EMSEC / RF Security GIGATEC EngineeringTEMPEST Engineer / EMSEC / RF SecurityAnnapolis Junction, MDYou'll learn from our existing TEMPEST subject matter experts to grow your knowledge and skills, as well as share your TEMPEST expertise with others. Perform TEMPEST testing of COTS equipment to discover the extent of vulnerabilities for countermeasure purposes.
Information System Security Officer (ISSO) PeratonInformation System Security Officer (ISSO)Laurel, Maryland$104,000–$166,000 / yearFull timeYou will own day-to-day security operations aligned to RMF, drive continuous monitoring, maintain ATO posture, and partner closely with subcontractor and customer personnel to ensure implementation and compliance. Responsibilities: Peraton Labs is seeking a poly cleared Information System Security Officer for a mission-critical, highly complex HPC environment enabling research across multiple security domains.
Information Systems Security Officer (ISSO), Senior Advisor - TS/SCI w/poly PeratonInformation Systems Security Officer (ISSO), Senior Advisor - TS/SCI w/polyLinthicum Heights, Maryland$146,000–$234,000 / yearFull timePeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Systems Network Administrator (Sna-2) Leidos Holdings Inc.Systems Network Administrator (Sna-2)Laurel, MD$92,300–$166,850 / yearThis team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and advanced analytics, delivering mission-critical capabilities that directly support national security. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Information Systems Security Engineer Level 1 – AI/ML Project TS/SCI w Poly PeratonInformation Systems Security Engineer Level 1 – AI/ML Project TS/SCI w PolyLaurel, Maryland$135,000–$216,000 / yearFull timeApplies system security engineering expertise in one or more of the following to: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning: incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing. The Level 1 Information Systems Security Engineer (ISSE) shall possess the following capabilities: Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of secure networking, computing, and enclave environments.
Senior Information System Security Officer (ISSO) PeratonSenior Information System Security Officer (ISSO)Laurel, Maryland$135,000–$216,000 / yearFull timeResponsibilities: Peraton Labs is seeking a poly cleared Senior Information System Security Officer for a mission-critical, highly complex HPC environment enabling research across multiple security domains. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.
Senior Information System Security Officer CACI International Inc.Senior Information System Security OfficerSpringfield, VA$120,800–$265,800 / yearDesired: - Previous DHS or DoD experience with classified systems- Experience with Supply Chain Risk Management for classified networks- Must have one of the following Information Assurance Technician (IAT) Level III qualifications:- Certified Information System Security Professional (CISSP)- Certified Information Security Manager (CISM)- CompTIA Advanced Security Practitioner (CASP+)- Experience with CSAM, RegScale, eMASS, or similar GRC tools in classified environments- Knowledge of Intelligence Community Directive (ICD) 503 and related requirements- Experience supporting emergency operations or disaster response missions- Strong communication skills. The Senior ISSO will ensure proper access controls are implemented for system access, track and suggest technologies, processes, and practices designed to protect networks, devices, programs, and data from malicious attack, damage, or unauthorized access, and research and maintain proficiency in tools, techniques, countermeasures, and trends in computer and network vulnerabilities, data hiding, and network and device security and encryption.
Systems Analyst II KBRSystems Analyst IIAlexandria, VA$130,000–$147,000 / yearCAPE JDS is a multi-source funded and OSD CAPE managed organization responsible for identifying, collecting, developing, analyzing, managing, and disseminating historical, current, and future years U.S. and Non-U.S. forces inventory, capabilities, and deployment data (including planning, programming, and acquisition data) supporting collaborative study teams guided by the Analysis Working Group (AWG). Four (4) years of experience designing, executing, and delivering analyses with expertise in at least one (2) of the following areas: Military or operations research-related field (e.g., U.S. current military operations, munitions, readiness, and deployment routines covering air/space, ground, special operations, and maritime domains).
Cybersecurity Systems Engineer Leidos Holdings Inc.Cybersecurity Systems EngineerLinthicum Heights, MD$107,900–$195,050 / yearFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Senior Systems Administrator (Lead) Empower AI Inc.Senior Systems Administrator (Lead)Arlington, VirginiaFull timeThe primary duty of this position is management of the OMC MCDO IT Support Team: customarily and regularly leading and directing IT Support Technicians and systems administrators; independently exercising authority on performance management, ATO compliance, STIG implementation, Active Directory administration, and all O&M activities. Independently leads ISSO ATO tasks including DISA STIG implementation, RMF security scan responses, and ATO remediation with DISA and DIA; conducts planning, implementation, validation, and verification of all server system upgrades, patches, and STIGs to meet ATO requirements.
NewSystems Administrator KBRSystems AdministratorAlexandria, VA$130,000–$170,000 / yearThe successful candidate will Provide Systems Administration support to the Test Resource Management Center's (TRMC) All Domain Test Range (ADTR) and INDOPACOM Pacific-Rim Multi-Domain Training and Experimentation Capability Team, Joint Mission Environment Test Capability (JMETC) Secret Network (JSN) Node, JMETC Multiple Independent Levels of Security Network (JMN) Node, Secret Defense Research and Engineering Network (SDREN), Defense Research and Engineering Network (DREN); As a SA, you will be a critical part of our team responsible for evaluating customer requirements on complex technical challenges. Strong background in the setup, configuration, and maintenance of virtualization environments- VMware preferred (VxRail, vSphere, vDS, NSX) Strong Windows Skills (Active Directory, Group Policy, DNS, Web Application Proxy, ADFS, PKI) Strong Linux Skills (Docker, Containers, Kubernetes, RHEL, Satellite, scripting, ansible playbooks) Strong documentation skills (Writing SOPs, Creating Networking Diagrams).
SME Systems Administrator Revolutional, LLCSME Systems AdministratorWashington, DC$125,000–$145,000 / yearThe Systems Administrator will manage and troubleshoot enterprise networks, servers, virtual environments, and security configurations while collaborating on the design and maintenance of the Continuity of Operations (COOP) site in Scottsdale, AZ. We apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes.
Systems Engineer Synergy ECPSystems EngineerAnnapolis Junction, MarylandGreat Corporate Facilities : Come by our corporate office and enjoy a weekly happy hour, take a drive to nearby restaurants, grab a snack or coffee in our café, or utilize our collaborative office space and conference rooms. The company leverages its expertise in data transport solutions, software and systems engineering, and other solutions to deliver critical and innovative capabilities to high-level decision makers that enhance our nation’s security.
Distributed Systems Integration Architect - ( US Citizen) -Defense Blue YonderDistributed Systems Integration Architect - ( US Citizen) -DefenseRockville, MD$140,000–$175,000 / yearThe ideal candidate combines deep technical expertise in distributed systems with strong experience in messaging frameworks, integration patterns, and cloud-native architectures, and can translate business requirements into robust, scalable system designs. This role will define architectural patterns for distributed computing, event-driven systems, and enterprise integration, ensuring scalability, resilience, and interoperability across a complex ecosystem of internal and external systems.
Systems Architect IntelliDyneSystems ArchitectWashington, DC$145,000–$180,000 / yearThe Systems Architect designs target-state architectures, plans and executes migration workstreams, and ensures on-prem and cloud components operate cohesively throughout the transition - balancing modernization with the reliability of existing infrastructure. The Systems Architect leads the design, operation, and modernization of a hybrid enterprise IT environment, with responsibility for both the current on-premises data center and its ongoing migration to a cloud architecture.
Systems Administrator Peterson TechnologiesSystems AdministratorAnnapolis Junction, MD$106,000–$135,000 / yearConfigures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. If you are looking to join a company that provides amazing benefits, a healthy work-life balance, competitive salaries, and talented subject matter experts, consider joining our team!
Systems Analyst Johns Hopkins Applied Physics LaboratorySystems AnalystLaurel, MarylandFull timeAPL 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. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
Security Control Assessor (Sca) KBRSecurity Control Assessor (Sca)Washington, DC$160,000–$172,000 / yearThe SCA is responsible for conducting a comprehensive assessment of the management, operational, and technical security controls employed within or inherited by an Information System (IS) to determine the overall effectiveness of the controls. Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of Joint and multi-domain operations.