Sr. Communications Engineer Systems Planning and AnalysisSr. Communications EngineerWashington, DC, Washington, DC$135,000–$175,000 / yearFull timeLeverage specialized tools including Cambium LINKPlanner for point-to-point and point-to-multipoint microwave/wireless link design, path profiling, performance prediction, and “what-if” scenario modeling; and Spectrum Center’s Spectrum-E for spectrum management, e-licensing support, technical analysis (coverage plots, best server analysis, interference studies), and coordination workflows. Engage with internal stakeholders (e.g., DHS components like CBP, TSA, and NTIA/FCC spectrum offices) and external partners (e.g., contractors, interagency groups, commercial carriers) to resolve technical challenges, ensure system interoperability, coordinate spectrum access, and support frequency allocation requests for mission-critical border operations.
F5 Engineer Booz Allen Hamilton Inc.F5 EngineerMclean, VA$99,000–$225,000 / yearOnsite: 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. Knowledge of PKI, SSL/TLS, LDAP, DNS, Active Directory, network security, firewalls, and intrusion detection systems and intrusion prevention systems (IDS/IPS).
Cyber Range Engineer LeidosCyber Range EngineerAnnapolis Junction, MarylandOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. April 13, 2026 For 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.
Systems Integration Engineer (NDA-2) LeidosSystems Integration Engineer (NDA-2)MarylandBachelor's degree plus 5-years of relevant experience, or master’s degree plus 3-years of relevant experience or an associate’s degree plus 7-years of relevant experience or high school diploma/GED plus 9-years of relevant experience may be considered. Relevant experience must be in computer or information systems design/development, programming, information/cyber/network security, vulnerability analysis, penetration testing, computer forensics, information assurance and/or systems engineering.
Interoperability and Communications Systems Engineer Johns Hopkins Applied Physics LaboratoryInteroperability and Communications Systems EngineerLaurel, MarylandFull timeYour primary responsibility will be to lead performance analysis of tactical data links and development of innovative data network capabilities to enable future joint warfighting capabilities and kill-chains. Served as a Joint Interface Control Officer or have a similar background developing and operating joint service networks including Link-16, JREAP-C, or other tactical data link architectures.
NewForescout Engineer Booz Allen Hamilton Inc.Forescout EngineerEast Riverdale, MD$112,800–$257,000 / yearExperience with network engineering, including physical or logical such as installation and activation of ports, configuration of switches, and LANS, VLANS, and network FW, or appliances or network administration services such as Active Directory, Guests LANS, and domain management. You'll perform hands-on evaluation, implementation, and operation of leading security cyber defense tools and technologies and apply in-depth defense strategies to large and complex networks to rapidly identify vulnerabilities and threats, prioritize response actions, and develop effective countermeasures.
Firewall Engineer LeidosFirewall EngineerArlington, VirginiaAs part of this task order, Leidos will manage the commercial cloud migration and fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services – ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model. Identify and remediate misconfigurations, conflicting rules, security gaps, firewall and load balancer security issues, optimize rule-sets, and enhance the overall security posture and performance of Firewalls and Load Balancers.
Oracle Cloud Engineer Booz Allen HamiltonOracle Cloud EngineerSpringfield, VirginiaOnsite : 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. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
DEVOPS ENGINEER (TS/SCI Clearance required) NorthHill TechnologyDEVOPS ENGINEER (TS/SCI Clearance required)Springfield, VirginiaBachelor's Degree in computer science, computer engineering, systems engineering or any related field/major, or 3 additional years of experience in information technology. Experience creating and modifying Helm charts and configuring deployments to multi-environments (e.g., dev, stage, prod) across multiple security domains.
Splunk UBA Engineer LeidosSplunk UBA EngineerSuitland, MarylandIn this role, you will provide engineering, operations, and technical support for Security Information and Event Management (SIEM) platforms that enable threat detection, compliance, and security incident management for the Office of Naval Intelligence's Hopper Global Communications Center (HGCC). August 4, 2026 For 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.
NewProgram Chief Engineer L3Harris TechnologiesProgram Chief EngineerMillersville, MDThe Chief Engineer is responsible for shaping, developing, and leading an engineering team in execution of the Engineering content of the program and will be the primary program engineering representative for that program to the SBS Business Unit, working closely with the SBS Chief Engineer and General Manager. Technical leadership of a cross-functional engineering team throughout the full program lifecycle including design, development, manufacturing, formal hardware/software qualification, integration and test, transition to production, and production support.
Cyber Security Project Engineer - TS/SCI w/Polygraph General Dynamics Information TechnologyCyber Security Project Engineer - TS/SCI w/PolygraphMcLean, VirginiaTo ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. Education : Bachelors (Computer engineering, Computer Science, Electrical Engineering, Information systems, Information Technology, Cybersecurity, or a closely related discipline).
Cyber Security Engineer III American UniversityCyber Security Engineer IIIWashington, DC$105,519–$115,000 / yearSolid technical expertise in operating systems (Unix/Linux, Windows, macOS), internet applications (email, web, DNS/DHCP, TCP/IP), desktop software, antivirus tools), encryption technologies (SSL, TLS, IPsec), and networking hardware and software. 2.) During an on-call rotation, the designated employee performs their regularly work duties and must be readily available throughout the day (including evenings, weekends, and holidays) to proactively monitor alerts, queues and dashboards and respond to incidents.
AV Engineer - Professional Freddie MacAV Engineer - ProfessionalMclean, VA$77,000–$115,000 / yearThis role serves as a hands-on technical resource for maintaining, troubleshooting, repairing, and documenting AV systems across corporate conference rooms, huddle rooms, configurable event spaces, collaboration areas, and executive meeting environments. Perform routine inspections, preventative maintenance, troubleshooting, and repair of AV systems throughout Freddie Mac spaces, including conference rooms, huddle rooms, configurable rooms, event spaces, and supported collaboration areas.
AWS Streaming Data Engineer Booz Allen HamiltonAWS Streaming Data EngineerSpringfield, Virginia3+ years of experience with AWS services and cloud-native architecture patterns, including ECS/EKS, Lambda, SQS, SNS, EC2, RDS, DynamoDB, IAM policies, security groups, and network security. 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.
SENIOR DEVOPS ENGINEER (TS/SCI Clearance required) NorthHill TechnologySENIOR DEVOPS ENGINEER (TS/SCI Clearance required)Springfield, VirginiaSenior DevOps Engineer In this role, you'll join our Common Operations Release Environment (CORE) team, providing high-quality, cost-effective cloud solutions to our clients. Manage operational readiness board – present at weekly meetings and determine if development services are ready for automation based on best practices and maintainability.
Senior Splunk Engineer LeidosSenior Splunk EngineerArlington, Virginia$131,300–$237,350 / yearPreferred Certifications (one or more of the following): Splunk Certified Consultant, Splunk Certified Architect, CASP, GCWN, GISF, GSSP, GICSP, CCNP, CCNP Security, CCIE Security, CEH, ENSA, ECSP, MCSE, VCP, BCAP, VCIX, VCDX, RHCA, RHCE. Basic Qualifications: Bachelor's Degree and 12-15 years of experience insystem administration, database administration, network engineering, software engineering, or softwaredevelopment, with a concentration in Cybersecurity.
Firewall Engineer Tetrad Digital Integrity LLCFirewall EngineerArlington, VAFull timeThe goal will be to manage the commercial cloud migration and fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services – ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model. Identify and remediate misconfigurations, conflicting rules, security gaps, firewall and load balancer security issues, optimize rule-sets, and enhance the overall security posture and performance of Firewalls and Load Balancers.
AWS Database Software Engineer Booz Allen HamiltonAWS Database Software EngineerSpringfield, Virginia3+ years of experience with AWS services and cloud-native architecture patterns, including ECS/EKS, Lambda, SQS, SNS, EC2, RDS, DynamoDB, IAM policies, security groups, and network security. 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.
Oracle Database Engineer Booz Allen HamiltonOracle Database EngineerSpringfield, VirginiaOnsite : 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. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.