CyberArk Security Engineer Base One TechnologyCyberArk Security EngineerArlington, VA$155,000–$190,000 / yearContractorFull timeBS degree in Science, Technology, Engineering, Math or related field and 5-7 years of prior relevant experience with a focus on cybersecurity. Experience installing, configuring, and maintaining tools such as Tanium, Nessus, Forescout, and Cyberark in a hybrid-cloud environment.
NewInfrastructure & Security Engineer SOLUTIONS FOR INFORMATION DESIGNInfrastructure & Security EngineerFairfax Station, VAThe role leads, owns, designs, administers, secures, and continuously improves SOLID's corporate and program-specific technology environments, including cloud services, servers, virtual machines, identity platforms, endpoints, networks, firewalls, backups, and monitoring tools. The position also supports Department of Defense Risk Management Framework and other federal cybersecurity requirements, including system hardening, vulnerability management, continuous monitoring, incident response, and Authority to Operate documentation.
NewSecurity Engineer, Vulnerability Management (ACAS/Tenable.sc) - Secret clearance PGTEKSecurity Engineer, Vulnerability Management (ACAS/Tenable.sc) - Secret clearanceFort Meade, MD$130,000–$160,000 / yearJob Description Security Engineer, Vulnerability Management (ACAS/Tenable.sc)About the Role PGTEK is seeking a Security Engineer, Vulnerability Management with a Secret clearance (or higher) to administer and optimize our Tenable.sc/ACAS environment, drive vulnerability remediation across enterprise systems, and support compliance with DoD STIG and RMF requirements. The ideal candidate will have experience working in a DoD or federal environment and be comfortable managing vulnerability scanning and remediation across complex enterprise environments.
NewMid-Level Security Engineer HalvikMid-Level Security EngineerAlexandria, VAThis 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.
NewForward Deployed Engineer - Security Clearance Eligible Cyrad Solutions LLCForward Deployed Engineer - Security Clearance EligibleArlington, VA$180,000–$230,000 / yearSharp written and verbal communication, equally fluent briefing a flag officer, writing an engineering ticket, and running a customer working session. Swiss-army-knife technical range: code, debug networking, reason about systems-level tradeoffs, learn fast.
NewInfrastructure Security Engineer SpaceXAIInfrastructure Security EngineerWashington, DC$100,000–$258,000 / yearThis role focuses on securing critical infrastructure across multi-cloud and hybrid environments, with work that may span platforms such as SpaceXAI, X Social, X Money and related systems. Experience with observability and security operations tooling (e.g., Prometheus, Grafana, CloudWatch, Karma; SIEM platforms such as Wazuh).
NewSecurity Automation (SOAR) Engineer AnaVationSecurity Automation (SOAR) EngineerReston, VAThe following individual certifications cover both certification requirements for this program: CompTIA Cybersecurity Analyst, CySA+; EC-Council Certified Network Defender (CND); GlAC Global Industrial Cyber Security Professional, GICSP; (ISC)2 System Security Certified Practitioner (SCCP). Hands-on experience and knowledge with the following: SOAR Playbook Automation: Proven experience building security orchestration and automated response workflows.
NewNetwork Engineer (U.S. Citizen/Security Clearance Required) Task Force TalentNetwork Engineer (U.S. Citizen/Security Clearance Required)Chantilly, VA$150,000–$180,000 / yearUnderstanding and evaluating complex computer networks, prioritize tasks effectively, analyze and synthesize large datasets, and manage multiple concurrent assignments. Researching and synthesizing data from proprietary and open-source intelligence sources to develop actionable cyber operational concepts and detailed proposals, and to support ongoing mission efforts.
NewSecurity Engineer Eliassen GroupSecurity EngineerWashington, DC$40–$48 / hourFor nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( noreply@eliassen.com , 781-808-2924) inviting you to complete a brief voice screening as part of your application process.
NewElectronic Security Systems Engineer Active Security Consulting LLCElectronic Security Systems EngineerSterling, VA$92,000–$138,500 / yearDevelop system architecture, engineering designs, and integration approaches for enterprise electronic security systems, including access control, intrusion detection, CCTV and video surveillance, alarm systems, communications equipment, and related network infrastructure. Active Security designs, develops, implements, and sustains advanced C5ISR and security solutions to enhance defense and mission capabilities, addressing threats across physical, electronic, cyber, and communications security for Mission Critical Commercial and U.S. Government clients.
NewAI Security Engineer, AI Security Unit Check Point Software TechnologiesAI Security Engineer, AI Security UnitWashington, DCYou’ll help customers across industries operate with confidence in a rapidly changing digital world, working alongside smart, curious people who take ownership, challenge assumptions, and solve complex problems. This role combines hands-on manual and automated red teaming, client engagement, and the development of automation that helps scale testing efforts.
Senior System Engineer (Email Security Migration) System OneSenior System Engineer (Email Security Migration)Washington, DCResponsibilities : • Lead the migration from on-premises IronPort email security appliances to Proofpoint cloud-based email security solution, ensuring seamless transition with minimal disruption to email services. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewNetwork Engineer - Active Security Clearance CadreNetwork Engineer - Active Security ClearanceReston, VADuties:This Network Engineer performs the following core functions:Develop Datacenter, LAN, WAN, and Client Access networks/systemsIntegrate, Test, and deploy systemsPerform full lifecycle management of network systems (building, deploying, maintaining)Monitor networksPerform other duties as assigned at the discretion of Project Management Required Qualifications:Ability to obtain and maintain a TS/SCI with polyBachelor's degree preferred, in Computer Science, Information Systems, Engineering, Business, or a scientific or technical discipline related to the specific skillMinimum of six (6) years of experience specific to the skill. Experience building, deploying, maintaining, Cisco Application Centric Infrastructure (ACI) networksExperience building, deploying, maintaining, Cisco ASAs via Firepower ManagementExperience building, deploying, maintaining, Cisco HyperflexExperience building, deploying, maintaining, Palo Alto Firewalls via PanoramaExperience building, deploying, maintaining, Citrix Application Delivery ControllersKnowledge with SIEM and security analytical technologies (e.g.
NewTEMPEST Engineer / EMSEC / RF Security GIGATEC EngineeringTEMPEST Engineer / EMSEC / RF SecurityAnnapolis Junction, MDYou'll learn from our existing TEMPEST subject matter experts to grow your knowledge and skills, as well as share your TEMPEST expertise with others. Perform TEMPEST testing of COTS equipment to discover the extent of vulnerabilities for countermeasure purposes.
NewSoftware Systems Integration Engineer | Clearance | Linux/Windows JobotSoftware Systems Integration Engineer | Clearance | Linux/WindowsManassas, VA$80,000–$115,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
NewSenior Palo Alto Networks Engineer CELESTIAL INNOVATIONS GROUP LLCSenior Palo Alto Networks EngineerWashington, DCIn this role, you will serve as a trusted security advisor and hands-on technical lead, designing and implementing cutting-edge network and cloud security solutions for civilian, defense, and intelligence community agencies. You will work closely with CIG's delivery team and government stakeholders to ensure that security architectures meet the stringent requirements of federal compliance frameworks including FedRAMP, FISMA, NIST SP 800-53, and CMMC.
NewLead Engineer – AI Security & Attack Simulation JobotLead Engineer – AI Security & Attack SimulationWashington, DCRemote$200,000–$300,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. You'll translate adversarial AI research and real-world attack techniques into scalable, repeatable security-testing capabilities while helping determine what gets built, why it matters, and how success is measured.
NewCloud Network Engineer T-Rex SolutionsCloud Network EngineerWashington, DC$100,000–$145,000 / yearThis position will be responsible for managing the configuration, installation and on-going support of the Network Infrastructure which includes Palo Alto firewalls, Cisco VPN Concentrators, Cisco CSR devices as well as Networking in cloud platforms such as Azure and OCI. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering.
NewHardware Exploitation Engineer (TS/SCI)- Senior & Mid Vexterra GroupHardware Exploitation Engineer (TS/SCI)- Senior & MidBethesda, MDExperience in Hardware Tools and Debuggers: Green Hills Probe, SuperTrace Probe, Slingshot, spectrum analyzer, logic analyzer, JTAG, Agilent Technologies equipment. Perform inspection, imaging, decapsulation, deprocessing, and other activities related to hardware reverse engineering and exploitation in a state of-the-art microelectronics exploitation laboratory.
NewForward Deployed Engineer - RMF Customer Value PartnersForward Deployed Engineer - RMFWashington, DCAs an FDE-RMF you will deploy FiferAUDIT in customer environments (AWS, Azure, GCP), configure control mappings, train agency staff on the platform, and ensure successful adoption. It accelerates the NIST 800-53 assessment process by intelligently scanning controls, generates assessment evidence, produces System Security Plan (SSP) narratives, and automates POA&M tracking.