5G PHY M&S Engineer Booz Allen Hamilton Inc.5G PHY M&S EngineerMclean, VA$62,000–$141,000 / 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. 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.
NewCyber Defense Infrastructure Support Engineer LeidosCyber Defense Infrastructure Support EngineerSuitland, MarylandAs a Cyber Defense Infrastructure Support Engineer in Suitland, MD , you will build, configure, integrate, and maintain the security systems that help protect critical TS/SCI networks and keep essential cybersecurity tools and services operating securely and reliably. 10+ years of professional experience with Local Area Network (LAN) and Wide Area Network (WAN) technologies, networking protocols, file systems, ports, services, and commands, including experience with Windows and Unix/Linux environments.
Information Engineer II Server Zolon TechInformation Engineer II ServerChantilly, VAIn support of an active deployment, Perform operating system configuration and including security fixes, Perform software application installations and upgrades for all existing Applications including applications in the DMZ (public facing applications Web-based); Perform CCD Security Patches, including POA&M remediation fixes; Perform One-off Application and security deployments; and Perform Oracle database changes (table and file rec length changes, alt-file and key re-sequences for faster data access, new table/file adds), Special Projects/Surge Support Deployment. This Server Installation activity is inclusive, Server Installations and Configuration, Software Application and Operating System Deployments, SQL Server Support, Data Center Support, Server Installations, and Configuration, Performing server upgrades (server-only swap) with full hardware and software installation and configuration; Performing server installation (all hardware components) with full hardware and software installation and configuration and migration of the database to new hardware; Perform new deployment of hardware, software and template database (ex.
NewIllumio Systems Engineer Booz Allen Hamilton IncIllumio Systems EngineerCollege Park, MD$99,000–$225,000 / yearAs a network security engineer on our team, you'll use your experience in network design and architecture, system interoperability, OSI model, TCP/IP ports and protocols, and network traffic flow to support the nation's defense and respond to evolving adversaries. The Opportunity: A well-designed and segmented network is critical to move data and enable the DoD to achieve their missions, but how can an organization make sure their network will fit their current and evolving needs and meet growing Zero Trust security requirements?
Solutions Engineer (TS/SCI FSP) – Intelligence Community Riverbed Technology, Inc.Solutions Engineer (TS/SCI FSP) – Intelligence CommunityHome Office, VirginiaFull timeWith over 20 years of experience in data collection and AI and machine learning, Riverbed’s open and AI-powered observability platform and solutions optimize digital experiences and greatly improve IT efficiency. About Riverbed: With a 20-year history of innovation, Riverbed is agile and proven—and we continue to disrupt the market with differentiated solutions that help customers deliver secure, seamless digital experiences and accelerate enterprise performance.
Senior Azure Cloud Integration Engineer LeidosSenior Azure Cloud Integration EngineerRockville, MarylandThis engineer will play a key role in integrating cloud services across Azure and Microsoft 365 GCC environments, enabling secure, scalable, and compliant solutions for development, testing, and enterprise modernization. July 16, 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.
Software Engineer (SME) LeidosSoftware Engineer (SME)Bethesda, MarylandSupport the Agile software development lifecycle following SAFe practices, using industry leading DevOps tools like GitHub, Jenkins, Unix bash scripting and leveraging tools such as JIRA and Confluence to track activities. Develops and directs software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologies.
Principal Data Engineer LeidosPrincipal Data EngineerBethesda, 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. Platform Development & Administration : Design, develop, and maintain probabilistic matching configurations, algorithms, and scoring models to ensure accurate entity resolution across multi-domain data sources.
Principal Elasticsearch Systems Engineer LeidosPrincipal Elasticsearch Systems EngineerBethesda, 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. January 20, 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.
DevOps Engineer (SME) LeidosDevOps Engineer (SME)Bethesda, MarylandAdditionally, this role will help automate and streamline operations and processes; as well as build and maintain tools for deployment, monitoring and operations, and troubleshoot and resolve issues in dev, test, and production environments. Our 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.
Sr. DevOps Engineer LeidosSr. DevOps EngineerBethesda, MarylandAdditionally, this role will help automate and streamline operations and processes; as well as build and maintain tools for deployment, monitoring and operations, and troubleshoot and resolve issues in dev, test, and production environments. Our 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.
Jr. Software Engineer LeidosJr. Software EngineerBethesda, MarylandAs a Software Engineer on this program, you will have the opportunity to perform the software engineering function, including the design, development, testing, troubleshooting, and debugging of software programs for enhancements and new software-intensive systems and products. Support the Agile software development lifecycle following SAFe practices, using industry leading DevOps tools like GitHub, Jenkins, Unix bash scripting and leveraging tools such as JIRA and Confluence to track activities.
Principal Endpoint Security Systems Engineer LeidosPrincipal Endpoint Security Systems EngineerBethesda, MarylandWorking in a hybrid cloud/on-prem mission environment the engineer will support integration of Linux and Windows hosted mission systems with the endpoint security product and maintaining the scan policies to ensure proper protection of mission systems from external threats. January 21, 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.
Principal Test Engineer LeidosPrincipal Test EngineerBethesda, MarylandCollaborate with team members (Scrum Master, Product Owner, Software Developers) to develop test approaches with emphasis on automation of recurring/regression test cases through selected toolsets. Our 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.
Test Engineer SME LeidosTest Engineer SMEBethesda, MarylandDevelop test validation scripts using program designated languages (ex: Python); and also develop automated test cases using knowledge of custom Applications through designated GUI/COTS products (ex: Selenium and Katalon Studio). Collaborate with team members (Scrum Master, Product Owner, Software Developers) to develop test approaches with emphasis on automation of recurring/regression test cases through selected toolsets.
Principal Integration Engineer SPM LeidosPrincipal Integration Engineer SPMBethesda, MarylandThe SPM tracks the team's work to the completion of all deliverables accepted into a PI; coordinates with team members and customer sets to ensure stories have all the information needed to complete the work and that all necessary stories are created; and coordinate / socialize production changes and brief appropriate boards for deployment approval. Provide systems engineering and integration support to the government for the integration of newly developed Capabilities targeted for Integration test and operational environments and develop and deliver the processes to perform integration, staging, and release management for these Capabilities.
Cyber Security Engineer NoblisCyber Security EngineerWashington, Washington, DC$86,800–$135,625 / yearFull timeCompensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. Personnel performing cybersecurity functions must meet DoD cybersecurity workforce certification requirements in accordance with DoD Manual 8140.3 for their designated role within 9 months of hire.
NewInformation Systems Security Engineer (ISSE) BAE Systems PlcInformation Systems Security Engineer (ISSE)Sterling, VA$130,355–$221,603 / yearAbout BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. The ISSE will work in coordination with fellow members of the project team and external service providers in accordance with the NIST 800-171 Risk Management Framework (RMF) and USG instructions.
NewSenior Payloads Software Engineer Robotic Research OpCo LLCSenior Payloads Software EngineerClarksburg, MD$120,000–$200,000 / yearThe ideal candidate has a strong software development background, familiarity with robotics and autonomous systems, and proven track record of collaborating with a cross-functional team of engineers, researchers, and product managers to create robust and scalable software for complex systems. Forterra delivers weapons, sensors, and battlefield effects through integrated autonomous networks reaching operational areas faster, safer, and without placing human lives at risk.
Support Engineer III ISI EnterprisesSupport Engineer IIIReston, VAFull timeSuccess in this role is measured by improvements in customer retention, profitability, and customer satisfaction, achieved through strong client communication, high-performing teams, automation, and technical mentorship. Operational Maturity & Continuous Improvement Support the MSP Customer Success Managers to educate clients on infrastructure improvements, security hardening, and IT best practices.