Lead Cyber Security Engineer MartinFedLead Cyber Security EngineerArlington, VAFull timeJOB OVERVIEW:MartinFed is seeking a highly experienced Lead Cyber Security Engineer to provide technical leadership in the design, implementation, assessment, and continuous improvement of enterprise cybersecurity programs and secure system architectures. Collaborate with software developers, system engineers, and IT personnel to integrate security throughout the system development lifecycle (SDLC).Mentor junior cybersecurity professionals and provide technical guidance across cybersecurity projects.
Cyber Security Engineer TEEMACyber Security EngineerWashington DC, DC$55–$62Bachelor’s degree in Cybersecurity, IT, Computer Science, or related field, or equivalent experience (3+ years in security engineering/operations and 4+ years in incident response). This role is ideal for a cybersecurity professional who thrives in a fast-paced environment, combining incident response expertise with forward-looking security engineering.
Senior Forescout Cyber Security Engineer Ennoble FirstSenior Forescout Cyber Security EngineerReston, VAThe Senior Forescout Cyber Security Engineer works closely with network engineering, cybersecurity operations, and platform teams to ensure accurate asset visibility, policy enforcement, and integration with enterprise security toolchains. Associate's degree and 10+ years of experience supporting IT projects and activities, Bachelor's degree and 8+ years of experience supporting IT projects and activities, or Master's degree and 6+ years of experience supporting IT projects and activities.
Cyber Security Engineer PeratonCyber Security EngineerReston, Virginia$135,000–$216,000 / yearFull timeQualifications: Peraton 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 eligible to participate in an attractive bonus plan. Desired: Expert working experience in government or industry leading enterprise-level cyber security efforts involving architecting, designing, development, and configuration of cloud and on premise based systems and software.
Forescout Cyber Security Engineer DAn SolutionsForescout Cyber Security EngineerWashington, DCFull timeBasic Qualifications:· 5+ years of experience performing systems administration for Windows or Linux, including performing basic troubleshooting and installation or configuration, monitoring system performance or availability, and performing security upgrades· Experience architecting and designing IP networks, including developing and documenting network topologies· Knowledge of multi-domain architectures, including data center, WAN, and LAN in virtualized architectures· Associate's degree and 10+ years of experience supporting IT projects and activities, Bachelor's degree and 8+ years of experience supporting IT projects and activities, or Master's degree and 6+ years of experience supporting IT projects and activities. REQUIRES AN ACTIVE / EXISTING TS/SCI WITH CI POLY - NO REMOTE WORKLocation: Reston, VA OR Washington, DC Position Description:What You'll Work On:· Develop relationships quickly and easily with other teams, communicating the complexities of security with a wide variety of audiences, including senior management.·
Sr. Cyber Security Engineer NSE-710 ICESSr. Cyber Security Engineer NSE-710Chantilly, VirginiaDemonstrated senior-level experience engineering Cyber Security solutions using structured and unstructured Big Data, AAA technologies, and Cloud Based technology, to include one or more of the following: Service Orientated Architecture (SOA), On-demand self-service, Broad network access, Resource pooling, Rapid elasticity, Measured Service, Software as a Service (SaaS), Platform as a Service (PaaS), Infrastructure as a Service (IaaS). Demonstrated senior-level experience in government or industry supporting enterprise-level cyber security efforts involving architecting, designing, development, and configuration of cloud and on premise based systems and software.
NewCyber Security Project Engineer RSEKURECyber Security Project EngineerChantilly, VAFull timeDemonstrated project management experience including project planning, task tracking, milestone management, and resource coordinationDemonstrated experience developing and maintaining program metrics, performance indicators, and compliance status dashboardsDemonstrated experience preparing technical reports, program highlights, status briefings, and leadership communicationsThe ability to work well independently as well as part of a team. Physical DemandsTo successfully perform the essential functions of the job, the employee needs to be able to sit at a workstation for extended periods; use hand(s) to handle or feel objects, tools, or controls; reach with hands and arms; talk and hear; see to read printed materials and computer screens; mobility to work in a typical office setting.
NewSenior Cyber Security Specialist - Active TS/SCI Macpower Digital Assets Edge Private LimitedSenior Cyber Security Specialist - Active TS/SCIFort Belvoir, VA$130,000–$195,000 / yearJOB SUMMARY: Our client is looking for Senior Cybersecurity Specialist having Active TS/SCI clearance to work on an open architecture airborne node that stitches warfighter data into the DAF Battle Network (DAF BNET). B.S. in Cybersecurity, Computer Science, Information Systems, or related field and 15+ years securing DoD or IC C4ISR/avionics systems; at least 5 years as the lead cybersecurity engineer or ISSM or a Masters plus 12 years of experience.
AI/ML SME HalvikAI/ML SMEAlexandria, VAFull timeCan substitute experience with education: MA/MS degree or higher and 8 years of experience OR 14 years of experience.)Technical Proficiency: Strong technical aptitude, and proficiency with enterprise operating systems, cloud stacks (e.g., AWS, Azure) and AI/ML software tools and technologies. Position OverviewHalvik is seeking a Senior Subject Matter Expert (SME) to support an emerging technology program focused on bridging technical Artificial Intelligence/Machine Learning (AI/ML) capabilities with strategic mission outcomes, governance, security, and advanced development.
Sr. Security Engineer HalvikSr. Security EngineerAlexandria, VAFull timeThis is a Hybrid position requiring work at the customer location in Alexandria, VA.Core ResponsibilitiesStrategic Execution: Lead the architecture and phased rollout of enterprise data discovery, classification, and AI governance capabilities, prioritizing high-risk repositories and expanding coverage across cloud, on-premises, SaaS, and developer environments. This role leads the design, implementation, and operationalization of enterprise-scale data discovery and classification, AI governance and protection controls, and detection capabilities for emerging AI-native development artifacts (e.g., Markdown-based prompt files, cursor rules, GitHub Copilot instructions, and Model Context Protocol configuration files).
Mid-Level Security Engineer HalvikMid-Level Security EngineerAlexandria, VAFull timeThis is a hybrid position based at the customer location in Alexandria, VA.Core ResponsibilitiesOperational Support: Configure and maintain data discovery and classification policies across assigned cloud, on-premises, SaaS, and developer repositories, supporting prioritized rollout to high-risk systems. Working under the direction of the Lead Senior Security Engineer and Program Manager, the Mid-Level Security Engineer helps operationalize policy controls, maintain compliance dashboards, and support remediation activities that protect sensitive agency and stakeholder information.
Security Engineer Mitchell MartinSecurity EngineerMerrifield, VARemote$78–$83 / hourBy applying for this job, you agree to receive AI-generated calls, text messages, and/or emails from Mitchell Martin Inc and its affiliates and contracted partners at various frequency through traditional and automated methods. The candidate will utilize general technology knowledge in network engineering and security to support connected devices and IoT systems.
Mission Critical Cyber Security/ISSO opportunity - TS/SCI w/ Poly required Leading Path ConsultingMission Critical Cyber Security/ISSO opportunity - TS/SCI w/ Poly requiredMcLean, VA$175,000–$250,000The successful candidate will have requisite cyber security experience with methods and tools used to improve the security posture of critical systems such as identifying risks, vulnerabilities, anomalies, patching, auditing, automation, security hardening, best practices, and evaluating system changes. Applied experience with open-source and commercial tools and systems such as nmap, Nessus, Rapid7, Splunk, Nipper, Elasticsearch, Jira, Confluence, Cisco, VMware, Citrix, or Trellix, as well as GOTS tools used by the customer.
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.
DHS Information Systems Security Engineer OneZero SolutionsDHS Information Systems Security EngineerWashington, DCFull timeTitle: DHS Information Systems Security Engineer SeniorLocation: NCRClearance: TS/SCIOneZero Solutions is on contract to provide division-wide support for Federal Information Security Modernization Act (FISMA) compliance, execution of the Risk Management Framework (RMF) process to achieve and maintain Authority to Operate (ATO) security authorizations, and deliver cyber security compliance for DHS operational mission systems. The result of these efforts will be that the systems meet all the requirements for ATO approval before they are officially submitted to the Office of Chief Information Officer (OCIO).Qualified Parking Allowance: Employer may provide a monthly stipend or cover the cost of parking for employees who commute to government site by car.
Cyber Security Assessment & Authorization SME ESMCyber Security Assessment & Authorization SMEVienna, VARemoteFull timeRequired Knowledge, Skills and Abilities (KSA)Expert knowledge of the Department of Defense (DoD) Risk Management Framework (RMF), Assessment and Authorization (A&A) processes, and applicable DoD, DLA, and NIST cybersecurity policies and guidance, including NIST SP 800-53 security controls. Job Description and ResponsibilitiesThe successful candidate serves as a Cybersecurity Subject Matter Expert (SME) for the Assessment and Authorization (A&A) of information systems, ensuring compliance with Department of Defense (DoD) and Defense Logistics Agency (DLA) cybersecurity policies, procedures, and the Risk Management Framework (RMF).
Cyber Security Engineer Booz Allen Hamilton Inc.Cyber Security EngineerFort Belvoir, VA$69,400–$158,000 / yearWe need your experience to develop and implement security solutions that will allow our armed forces to administer modern technologies on tactical and deployed systems in a way that is safe, secure, and hardened while still allowing the overwhelming efficiency that is required for mission success. On our team, you'll troubleshoot and analyze complex challenges for customers using your knowledge of network and cyber security best practices, as well as tools and scripting techniques to automate tasks and improve efficiencies.
Information Technology - Engineer, Cyber Security Sr Ampcus IncorporatedInformation Technology - Engineer, Cyber Security SrWashington, DC$75–$79 / hourMust be able to effectively communicate and provide positive customer service to every internal and external customer, including customers who may be demanding or otherwise challenging. Must be able to meet established deadlines and handle multiple customer service demands from internal and external customers, within set expectations for service excellence.
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.
Cyber Security Engineer (High Level Clearance Required) ICF International, IncCyber Security Engineer (High Level Clearance Required)Fort Meade, MD$119,323–$202,850 / 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. Intermediate knowledge of Security Onion or Splunk, including interface requirements, scalability considerations, and enterprise configurations; understanding of VMware port properties and their relationship to sensor ports and promiscuous mode.