DevSecOps Engineer (Development Security Operations) EC Technology, LLCDevSecOps Engineer (Development Security Operations)Reston, VAThis Engineer must be well versed in packaging for Windows Server and popular Linux distributions toincludeautomating software template generation, configuring environments and tools, and packaging for installation (including containerization). Working with a team you will provide services and support to the mission, to include design, planning, and execution of data exploitation workflows into the Intelligence Community's (IC) Commercial Cloud Services (C2S).
DevOps Engineer (Mid) TS/SCI AmentumDevOps Engineer (Mid) TS/SCIArlington, VirginiaOffice environment with no unusual hazards, occasional lifting to 50 pounds, constant sitting while using the computer terminal, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities for communication, constant mental alertness, must possess planning/organizing skills, and must be able to work under deadlines. The mission is to modernize and sustain a secure, web-based platform that consolidates critical government workflows, enabling automated data management, role-based access control, and multi-level security capabilities in support of national security operations.
Senior Engineer RISK MITIGATION CONSULTING INCSenior EngineerWashington, DC$130,000–$150,000 / yearPosition Summary: The Senior Engineer will provide expertise regarding utilities systems (Including but not limited to electrical power, water, wastewater, natural gas, steam, chilled/hot water, and bulk fuels) such as found on military installations or medium-sized communities. The Engineer must be able to clearly communicate and articulate technical issues to customers and other team members as well as prepare formal presentations and professional written reports, primarily serving clients within the US Navy and United States Marine Corps.
Engineer RISK MITIGATION CONSULTING INCEngineerWashington, DC$115,000–$125,000 / yearPosition Summary: The Engineer will provide expertise regarding utilities systems (Including but not limited to electrical power, water, wastewater, natural gas, steam, chilled/hot water, and bulk fuels) such as found on military installations or medium-sized communities. The Engineer must be able to clearly communicate and articulate technical issues to customers and other team members as well as prepare formal presentations and professional written reports, primarily serving clients within the US Navy and United States Marine Corps.
Threat Detection and Vulnerability Managment Cybersecurity Engineer InquisIT LLCThreat Detection and Vulnerability Managment Cybersecurity EngineerWashington, DCThreat Hunting • Threat Detection • Detection Engineering • Vulnerability Management • Vulnerability Assessment • Vulnerability Remediation • Penetration Testing • Security Validation • MITRE ATT&CK • NIST RMF • NIST 800-53 • DISA STIGs • Continuous Monitoring • Incident Response • SIEM • EDR/XDR • Splunk • Elastic (ELK) • CrowdStrike Falcon • Microsoft Sentinel • Tenable • Nessus • Qualys • Rapid7 • Burp Suite • Metasploit • Nmap • Kali Linux • Windows Security • Linux Security • AWS Security • Azure Security • PowerShell • Python • Bash • Security Automation • Technical Documentation • ATO Support • POA&M Management. This role requires hands-on experience applying NIST RMF, NIST 800-53, DISA STIGs, and other federal cybersecurity frameworks through technical implementation, vulnerability remediation, authorization support, threat hunting, penetration testing, and continuous improvement of security controls.
Marine Electronics Engineer, Senior (Exterior Communications) THOR Solutions, LLCMarine Electronics Engineer, Senior (Exterior Communications)Washington, DC$110,000–$140,000 / yearFounded in 2009, THOR Solutions, LLC (THOR) is a rapidly growing Center for Veteran’s Excellence (CVE) verified Service-Disabled Veteran-Owned Small Business (SDVOSB) providing mission critical support across the Department of Defense, Department of Homeland Security, federal civilian agencies and commercial maritime industry, worldwide. THOR provides innovative and tailored expertise in multidisciplinary engineering, project and program management, business and financial management, technical support, integrated logistics support, training support, fleet support, corporate operations support, assessments and studies.
Principal Network Security Engineer Alarm.com IncorporatedPrincipal Network Security EngineerTysons Corner, VA$167,500–$185,250 / yearWe collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies. The categories of Personal Information that we may collect include your name, government-issued identification number(s), email address, mailing address, other contact information, emergency contact information, employment history, educational history, criminal record, and demographic information.
Security Engineer - Remote ICF International, IncSecurity Engineer - RemoteReston, VARemote$98,614–$167,644 / yearPay Range- There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. If you accept this position, you should note that ICF does monitor employee work locations and blocks access from foreign locations/foreign IP addresses, and also prohibits personal VPN connections.
Network Engineer NewGen TechnologiesNetwork EngineerArlington, VirginiaBS Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering or related degree; or HS Diploma and 7+ years network administration, network engineering or systems administration experience. Diagnose and resolve complex enterprise storage issues across local and wide area networks, including replication strategy support and remediation of storage-related incidents.
Senior Network Automation & Configuration Management Engineer Geico InsuranceSenior Network Automation & Configuration Management EngineerBethesda, MD$75,000–$215,000 / yearYou will be responsible for developing and managing the platforms, tooling, and processes that automate network configuration, compliance validation, change management, provisioning, remediation, and lifecycle management across thousands of network devices spanning data centers, cloud environments, carrier-neutral facilities, and regional offices. GEICO is seeking a highly skilled Senior Network Automation & Configuration Management Engineer to accelerate the transformation of our network infrastructure from traditional operations to a fully automated, software-defined, infrastructure-as-code operating model.
Network Engineer F5, IncNetwork EngineerReston, VA$152,200–$228,400 / yearThis role is primarily operations‑focused, encompassing ownership of day‑to‑day network reliability, performance, and incident response, while also incorporating engineering and build responsibilities as required-such as evolving routing architectures, developing and maintaining automation pipelines, troubleshooting complex network behaviors, and executing major initiatives across data centers and cloud platforms. We are seeking a Network Engineer who brings deep technical expertise, sound operational judgment, and the ability to deliver reliable, scalable network services across multi-region and global environments, including regulated and compliant FedRAMP-authorized platforms.
Lead Software Engineer, Back End (Java/ Python/ Go Backend, REST/ GraphQL APIs, WAF, HTTP Protocol, AWS) Capital OneLead Software Engineer, Back End (Java/ Python/ Go Backend, REST/ GraphQL APIs, WAF, HTTP Protocol, AWS)McLean, VirginiaDesign, build, and operate edge network security infrastructure including WAF rule sets, bot protection services, and traffic inspection pipelines that defend Capital One's applications at scale. Stay current with the WAF, bot protection, and cloud security landscape — experimenting with new capabilities, contributing to internal security communities, and sharing knowledge across engineering teams.
NewData Platform Engineer (Azure) Five GuysData Platform Engineer (Azure)Alexandria, VirginiaThe Data Platform Engineer partners closely with Data Engineering, IT Infrastructure, Cybersecurity, and Business stakeholders to deliver a stable and high-performing data platform that supports analytics, reporting, and enterprise data initiatives. The position focuses on Infrastructure as Code (IaC), DevOps, CI/CD automation, cloud operations, platform governance, FinOps, security, and Site Reliability Engineering (SRE) practices.
Web Application Security Engineer (AppSec / DevSecOps) Essnova Solutions, Inc.Web Application Security Engineer (AppSec / DevSecOps)Washington, DCEssnova Solutions is seeking an experienced Web Application Security Engineer to support a federal customer by integrating security throughout the software development lifecycle (SDLC) and protecting enterprise web applications and APIs from evolving cyber threats. Essnova Solutions is a growing technology consulting firm delivering innovative IT, cloud, cybersecurity, engineering, and digital transformation solutions to Federal Government clients.
Information System Security Engineer Select Search AssociatesInformation System Security EngineerFairfax, VirginiaInformation Assurance (IA) and Information Security (InfoSec) experience working with Intelligence Community (IC) customers, which includes developing and reviewing security concept of operations, systems security plans, security control assessments, contingency plans, configuration management plans, incident response plans, plan of actions and milestones, risk management plans, vulnerability and compliance scanning, and/or vulnerability management plans. The candidate will contribute to the team’s successful Assessment and Authorization (A&A) process activities (ICD-503 RMF) and related documentation such as security concept of operations, systems security plans, security control assessments, contingency plans, configuration management plans, incident response plans, plan of actions and milestones, risk management plans, vulnerability and compliance scanning, and/or vulnerability management plans.
Senior Cloud Network Engineer ParsonsSenior Cloud Network EngineerReston, VirginiaThis includes hybrid connectivity from physical networks and appliances into AWS, building resilient virtual network topologies, and designing for highly variable traffic patterns ranging from steady-state operations to large event-driven surges. Strong hands-on experience with AWS networking in production, including VPC design, Transit Gateway, VPN/IPsec, Direct Connect, PrivateLink , Route 53 , and security segmentation and routing design.
Sr. Information Systems Security Engineer ACTIVE TS/SCI CIP REQUIRED Select Search AssociatesSr. Information Systems Security Engineer ACTIVE TS/SCI CIP REQUIREDManassas, VirginiaYou will perform technical security assessments, design secure solutions, automate reporting, and guide leadership on cybersecurity risks, vulnerabilities, and mitigation strategies. As a Senior Information System Security Engineer (ISSE) , you will provide expert engineering support to ensure the confidentiality, integrity, and availability of mission-critical systems.
Information Systems Security Engineer Galapagos Federal Systems LLC.Information Systems Security EngineerWashington, Washington, DC$160,000–$170,000 / yearFull timeWe deliver professional services in IT Design & Installation, Cybersecurity Engineering & Support, Application Integration & Development, Software & Hardware Engineering, Network & Systems Management, Information Systems Security, and Business Management Services. The ISSE ensures strategic and technical adherence to all aspects of the Information Assurance (IA) program in accordance with U.S. Government and Intelligence Community requirements, including ICD 503, RMF, and applicable NIST and CNSSI guidance.
Lead Network Engineer The MITRE CorporationLead Network EngineerMclean, VA$147,200–$184,000 / yearKnowledge of, or hands-on experience in: Network Automation and Embedded Technologies: Experience with non-traditional enterprise network architectures, such as ad-hoc, mobile deployed networks and large-scale sensor networks as well as protocols such as named data networking and publish / subscribe that facilitate efficient communications over potentially unreliable connection paths. Roles & Responsibilities: MITRE's Enterprise and Tactical Networking department is seeking talented network engineers to lead projects and project teams and leverage expertise in enterprise networking, network security, automation, and infrastructure architecture to address complex technical challenges for a wide range of sponsor organizations.
NewCyber Data Analysis Engineer Abile Group, Inc.Cyber Data Analysis EngineerSpringfield, VirginiaAbile Group, founded in July 2004 to support the Intelligence Community and its contractors across Enterprise Analytics, IT & Systems Engineering, and Program & Project Management, merged with Valiant Solutions in January 2026 - an established provider of cybersecurity technologies and services for Federal Agencies since 2005. With significant experience serving the Federal Government, we remain dedicated to our employees and clients and seek high‑performing professionals who excel at providing guidance, developing solutions, and delivering implementation support that blends industry best practices with client expertise and Abile’s broad technical capabilities.