Mid-Level Transport Network Engineer Leidos Holdings Inc.Mid-Level Transport Network EngineerColumbia, MD$59,150–$106,925 / 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.
Cyber Security Architect AltamiraCyber Security ArchitectHerndon, VAMust have a working knowledge of network security architectures, such as software-defined networking (SDN), secure access service edge (SASE), and API gateways. Qualifications: Must assist in evaluating and advising on zero trust architecture maturity models and road mapping phased adoption, ensuring alignment with Sponsor's organizational security posture.
Senior Security Engineer FINRASenior Security EngineerRockville, MDFull timeFINRA employees are required to disclose to FINRA all brokerage accounts that they maintain, and those in which they control trading or have a financial interest (including any trust account of which they are a trustee or beneficiary and all accounts of a spouse, domestic partner or minor child who lives with the employee) and to authorize their broker-dealers to provide FINRA with duplicate statements for all of those accounts. Additional insurance includes basic life, accidental death and dismemberment, supplemental life, spouse/domestic partner and dependent life, and spouse/domestic partner and dependent accidental death and dismemberment, short- and long-term disability, long-term care, business travel accident, disability and legal.
Cyber Security/Isso Opportunity (Role Starts In 8-10 Weeks) Leading Path ConsultingCyber Security/Isso Opportunity (Role Starts In 8-10 Weeks)Herndon, VAThe group promotes initiatives and de-conflicts issues with stakeholders on cross-cutting integration and transformation efforts, information technology investments and issues, strategies and policies, and also provides strategic leadership and advocacy for Sponsor programs and equities within Sponsor governance forums and working groups. Demonstrated experience in network security architectures, such as software-defined networking (SDN), secure access service edge (SASE), or API gateways.
Network Computer System Administrator IntegralNetwork Computer System AdministratorMcLean, Virginia$137,710–$164,037 / yearFull timeOverview: The Network Computer System Admin supports the United States (U.S.) Army C5ISR Center to develop advances within cyber defense research; advanced detection methods; sensor structure, data optimization, and sensor architectures; intrusion detection innovations, evaluation methods, attack behaviors, insider threat and adversarial threat predictions. Provide a SME in the security architectural design of mobile computing/cloud environments (e.g., IaaS, PaaS, SaaS); to include secure data processing in a public, private, and hybrid cloud environment, and securing sensitive data on mobile phones and tablets.
ZERO TRUST (ZT) APPLICATION DEVELOPMENT SECURITY SME (VIRTUALIZATION AND APPLICATION DEVELOPMENT SME) Zermount, IncZERO TRUST (ZT) APPLICATION DEVELOPMENT SECURITY SME (VIRTUALIZATION AND APPLICATION DEVELOPMENT SME)Arlington, VAFull timeSUBJECT MATTER EXPERTISE SME Area #1 – Application Security, Cloud Workload Protection & DevSecOps AdvisoryExpert-level mastery of application security architecture including ZT application access control design, API security strategy, authorization gateway architecture, and DevSecOps integration demonstrated through operational implementation or senior advisory engagement in a federal or large enterprise environment. ZERO TRUST (ZT) APPLICATION DEVELOPMENT SECURITY SME POSITION OVERVIEWThe Zero Trust Virtualization / Application Development Technical SME exists to serve as the agency's primary technical advisor for the CISA ZTMM v2.0 Applications & Workloads pillar - the pillar responsible for extending ZT enforcement to the application layer across the agency's enterprise software portfolio.
Enterprise Network Operations Manager PeratonEnterprise Network Operations ManagerWashington, D.C.$146,000–$234,000 / yearFull timePeraton is seeking an experienced Enterprise Network Operations Manager to be responsible for mission-critical enterprise networking operations across geographically dispersed facilities, including DOE Integrated Network (IN) Plants, Federal Information Exchanges (FIEs), and National Laboratories. The ideal candidate will provide technical leadership, operational oversight, and engineering management for enterprise routing, switching, secure communications, infrastructure modernization, and network operations initiatives.
Network Management Systems (NMS) Application Integrator CACI International IncNetwork Management Systems (NMS) Application IntegratorSterling, VA$131,800–$290,000 / yearThe successful candidate will be responsible for designing, implementing, and maintaining integrations between our network management systems and other enterprise applications, ensuring seamless data flow and process automation across our IT infrastructure. Pay 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.
Network Technician (Tier II) PeratonNetwork Technician (Tier II)Washington, D.C.$112,000–$179,000 / yearFull timeWe support a secure, worldwide, high-performance communications network comprised of real-time interactive applications allowing complex national and worldwide communications. Bachelor’s degree in an IT related field and 5+ years of related experience or a commensurate combination of education, training and experience, is required; four years of relevant experience in the above-cited duties may be substituted in lieu of a degree.
Network Engineering, Advisor PeratonNetwork Engineering, AdvisorLandover, Maryland$135,000–$216,000 / yearFull timeThis program delivers full life-cycle engineering support for all system elements including Development (hardware, software and networking), Systems and Security Engineering (Integration, Testing and Deployment), Sustainment (Logistics, and Field Support), Network Operations Center (NOC)/Help Desk, and training support for the user community. Conduct cost/benefit analysis and provide specific detailed information to the customer for hardware and software selection, implementation techniques and tools for the most efficient solution to meet program mission needs, including present and future capacity requirements.
Network Management Systems (Nms) Application Integrator CACI International Inc.Network Management Systems (Nms) Application IntegratorSterling, VA$131,800–$290,000 / yearThe successful candidate will be responsible for designing, implementing, and maintaining integrations between our network management systems and other enterprise applications, ensuring seamless data flow and process automation across our IT infrastructure. Pay 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.
Network Architect, Senior Booz Allen HamiltonNetwork Architect, SeniorUsa, MarylandYou’ll apply your expertise in routing and switching, network design and architecture, system interoperability, IP engineering, network transport layers, multi-protocol label switching, gateway protocol, and virtual routing and forwarding as you guide our team of problem-solvers to help the DoD evolve and deploy new capabilities and technologies. As a Network Engineer on our team, you’ll use your experience in network design and architecture, system interoperability, OSI model, network transport layers, multi-protocol label switching, gateway protocol, and virtual routing and forwarding to support the nation’s defense and respond to evolving adversaries.
Network Architect Booz Allen HamiltonNetwork ArchitectMcLean, MarylandYou’ll apply your expertise in routing and switching, network design and architecture, system interoperability, IP engineering, network transport layers, multi-protocol label switching, gateway protocol, and virtual routing and forwarding as you guide our team of problem-solvers to help the DoD evolve and deploy new capabilities and technologies. As a Network Engineer on our team, you’ll use your experience in network design and architecture, system interoperability, OSI model, network transport layers, multi-protocol label switching, gateway protocol, and virtual routing and forwarding to support the nation’s defense and respond to evolving adversaries.
Information System Security Manager (ISSM) LeidosInformation System Security Manager (ISSM)Lorton, VirginiaFacilitate approval process for Authorization to Operate (ATO), Authority to Extend (ATE), Authorization to Connect (ATC), and Interconnection Security Agreements (ISA), working with the customer and stakeholders to submit body of evidence artifacts and receive SCA/AO endorsement. August 11, 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.
DNS Jr. Engineer Virtual Technologies GroupDNS Jr. EngineerFort Meade, MDFull timeContinuous Learning: Actively train on mission-critical technologies, BGP routing, cloud networking, and federal security frameworks under the mentorship of senior SMEs. As a leading managed services, cybersecurity, and IT consulting firm, we support a diverse range of customers, giving you the opportunity to tackle unique challenges and stay ahead in a rapidly evolving industry.
Information Systems Security Engineer-(TS/SC w/Poly)-Chantilly, VA iSenpaiInformation Systems Security Engineer-(TS/SC w/Poly)-Chantilly, VAChantilly, VirginiaInformation Systems Security Engineer (ISSE)-TS/SCI W/Poly-Chantilly, VA Required Degree: Bachlor’s Degree Required Experience: 5+ years Required Clearance: TS/SCI with Poly Description: The Information System Security Engineer (ISSE) designs, implements, and manages security solutions for information systems. iSenpai is a Woman-Owned Small Business (WOSB) that provides enterprise IT and cyber security services, cloud technology, and data analytics solutions for US Government and commercial customers.
Information Systems Security Engineer Level 2 (ISSE 2) ARSIEMInformation Systems Security Engineer Level 2 (ISSE 2)Columbia, MDSupport security authorization activities in compliance with NSA/CSS Information System Certification and Accreditation Process (NISCAP) and DoD Risk Management Framework (RMF), the NIST Risk Management Framework (RMF) process, and prescribed NSA/CSS business processes for security engineering designs. ARSIEM is currently looking for an Information Systems Security Engineer 2 to 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 Systems Security Engineer (ISSE) Amatriot Group, LLCSenior Information Systems Security Engineer (ISSE)Annapolis Junction, MD$150,000–$210,000 / yearImplement security systems by specifying intrusion detection methodologies and equipment, directing equipment and software installation and calibration, preparing preventive and reactive measures, creating, transmitting, and maintaining keys, providing technical support, and completing documentation. This role performs security engineering across the system development lifecycle, supports vulnerability management, integrates cybersecurity requirements across enterprise environments, and ensures development and operational systems are functional and secure.
Cyber Security Engineer Staffed4UCyber Security EngineerChantilly, VirginiaThis role supports enterprise cyber security initiatives by leading Assessment & Authorization (A&A) efforts, continuous monitoring, cyber risk management, vulnerability assessments, and cyber security engineering activities across a complex enterprise environment. The successful candidate will work closely with government stakeholders, system owners, engineers, and external partners to maintain secure, accredited systems while helping develop and deploy advanced cyber security capabilities.
Information Systems Security Engineer Level 1 (ISSE 1) ARSIEMInformation Systems Security Engineer Level 1 (ISSE 1)Columbia, MDSupport security authorization activities in compliance with NSA/CSS Information System Certification and Accreditation Process (NISCAP) and DoD Risk Management Framework (RMF), the NIST Risk Management Framework (RMF) process, and prescribed NSA/CSS business processes for security engineering designs. ARSIEM is currently looking for an Information Systems Security Engineer 1 to participate as a security engineering representative on engineering teams for the design, development, implementation, and/or integration of secure networking, computing, and enclave environments.