Incident Response Team Lead Agile DefenseIncident Response Team LeadReston, VirginiaRequisition #: 1435 Job Title: Incident Response Team Lead Location: Reston, VA Clearance Level: TS (SCI Eligible) Active Certified Information System Security Professional (CISSP) SUMMARY Agile Defense is seeking experienced Cyber Incident Response Team Lead to support an enterprise cybersecurity program that delivers 24/7/365 Cybersecurity Operations Center (SOC) services. QUALIFICATIONS Required Certifications Certified Information System Security Professional (CISSP) and One or more of the following certifications: GIAC Certified Intrusion Analyst (GCIA), GIAC Certified Incident Handler (GCIH); GIAC Certified Forensic Analyst (GCFA); SANS GIAC Certified Enterprise Defender (GCED) or Other Information Assurance Technician (IAT) Level III certification in accordance with DoD Directive 8570.1.
Tech Lead LeidosTech LeadChantilly, VirginiaYou will lead a team of database developers, systems engineers, software developers, cyber security engineers, test engineers, who develop custom user interfaces and rest services to management digital policies, assist in installation, deployment, and maintenance of products. Leidos is seeking an Engineering Technical Lead for a technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management.
SECURITY ARCHITECTURE & ENGINEERING SME Hiring Our HeroesSECURITY ARCHITECTURE & ENGINEERING SMEArlington, VAFull timeThe resume may reference another major, so long as the resume is clear that the degree addressed at a minimum one of the following: cyber security engineering, systems administration, information systems security, software development security, systems engineering, information systems or IT.CERTIFICATIONSThe candidate must have a: Certified Information Systems Security Professional (CISSP), and At least one of the following, or equivalent:Certified Cloud Security Professional (CCSP), AWS Certified Solutions Architect Associate, AWS Certified Security Specialist, Microsoft Azure Solutions Architect,Google Professional Cloud Architect. Provide system engineering and architectural design support, including: o Studies and analyses of operational changes; End‑to‑end architecture trade‑off assessments o Development of strategic and tactical plans; Evaluation of new program requirements o Research and assessment of new technologies for operational enhancementConduct architectural risk assessments, threat modeling, and secure design reviews.
Cyber Security Engineer (Remote) TandymCyber Security Engineer (Remote)Vienna, VirginiaRemote$60–$65 / hourThis role supports enterprise cybersecurity tools and infrastructure, with a focus on systems administration, vulnerability remediation, and secure platform maintenance. Experience working within ITIL-based operational processes including change, incident, problem, and configuration management.
Platform Engineer Fantom CorporationPlatform EngineerChantilly, VirginiaEstablished in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services, and Cloud-certified practitioners. Fantom Corp is a Software Development, Agile Cloud, Software Development, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider.
NewNetwork Engineer HalvikNetwork EngineerWashington, DCFull timeAdminister, configure, maintain, and troubleshoot Palo Alto Networks firewall infrastructure, including firewall software, operating system and software upgrades, security policies, routing, access control lists (ACLs), NAT, VPNs, security profiles, logging, and related firewall configurations. Halvik is a highly successful WOB business with more than 50 prime contracts and 500+ professionals delivering Digital Services, Advanced Analytics, Artificial Intelligence/Machine Learning, Cyber Security and Cutting-Edge Technology across the US Government.
Security Engineer SCOUT SolutionsSecurity EngineerWashingtonHands-on network operations experience in multi-site Windows and Linux environments – Data circuits, Firewall/VPN, TCP/IP and routing protocols, Switches (CISCO), File servers (Linux), Data storage, and Windows servers running COTS and custom applications etc. Strong knowledge of Cloud related security, engineering, design, architectural, maintenance, business modeling, or similar areas related to the information technology project being performed.
NewSpace Systems Cybersecurity and Assessments Engineer The Aerospace CorpSpace Systems Cybersecurity and Assessments EngineerChantilly, VA$100,300–$150,400 / yearYou will perform research in cyber and network security, advise DoD and Intelligence Community (IC) space system customers on secure design and implementation, conduct vulnerability assessments, lead cyber security architecture and prototype development projects, and devise new approaches to complex problems while maintaining frequent inter-organizational and customer contacts on matters of importance. Support Cybersecurity Projects and Prototype Development: Participate as a main contributor in Cyber Security Architecture, Prototype/Capability Development, and validation of network system requirements; coordinate with vendors and government stakeholders; develop and implement security prototypes and recommended mitigations for identified vulnerabilities.
Deputy Engineering Leader - Tysons, VA M.C. Dean, IncDeputy Engineering Leader - Tysons, VATysons , Virginia$104,240–$143,330 / yearFull timeAs part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets. Preparing client-specific physical security technology solutions including cutting edge credential technology, AI vision systems, drone and drone interdiction systems, access control, intrusion detection, video management systems, and complex integrations.
Sr. Principal Network Engineer Clarity InnovationsSr. Principal Network EngineerWashingtonClarity Innovations is a trusted national security partner, dedicated to safeguarding our nation’s interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Hands-on experience with cloud networking in AWS, Azure, or private cloud environments, with strong knowledge of VPCs, security groups, and hybrid cloud networking (Direct Connect, ExpressRoute).
Security Researcher (Remote) CrowdStrike IncSecurity Researcher (Remote)VARemote$70,000–$95,000 / yearIt serves as an important support role to ongoing analysis of actors, adversaries, geopolitical developments, and transnational issues, and is instrumental in providing unique insight into finished intelligence products used by CrowdStrike customers and stakeholders. Leverage advanced OSINT tradecraft to follow up on leads and identify South Asia, Latin America, and North Africa-based hacktivist and/or state-sponsored threat actors and track them in various online communities.
Senior Cyber Analyst Capstone Research CorporationSenior Cyber AnalystArlington, VAFull timeWe have an immediate opening for a Senior Cyber Analyst to support advanced cyber operations, non-kinetic effects, information warfare, and mission systems efforts for Department of War programs operating in complex, contested, and asymmetric warfare environments. The selected candidate will provide technical and operational expertise supporting cyber mission planning, cyber effects integration, operational analysis, targeting support, and mission execution activities associated with modern multi-domain operations.
Cyber Planner, SME CACICyber Planner, SMEFort Meade, Maryland$103,800–$218,100 / yearFamiliarity with Cyber Subordinate Headquarters, Cyber Mission Teams (CMT), National Mission Teams (NMT), Combat Support Teams (CST), National Support Teams (NST), and Cyber Protection Teams (CPT). Working across geographic and functional combatant commands, these professionals play a vital role in developing, integrating, and sustaining mission-ready task forces that enhance joint force effectiveness and operational success.
Security Operations Center Analyst EverwatchSecurity Operations Center AnalystAnnapolis Junction, Maryland$57.69–$67.30 / hourCompensation at EverWatch 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. Job Title: Security Operations Center Analyst Overview: EverWatch is a government solutions company providing advanced defense, intelligence, and deployed support to our country’s most critical missions.
Information Systems Security Officer (ISSO) SwiftInformation Systems Security Officer (ISSO)Laurel, MarylandComputer proficiency, including the ability to navigate a Windows environment, manage files and folders, use common workplace applications such as Microsoft Office, Teams, and email, effectively navigate web browsers, and troubleshoot routine issues independently. Determination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, work experience, education, certifications, Federal Government contract labor categories, and contract wage rates.
Information Systems Security Officer Leidos Holdings Inc.Information Systems Security OfficerAnnapolis Junction, MD$107,900–$195,050 / yearOur 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. This multi-year, high-impact program supports our customer site in Annapolis Junction, MD, focusing on the development, integration, deployment, and sustainment of cutting-edge large-scale collection systems.
Software Applications Engineer Armison TechSoftware Applications EngineerChantilly, VirginiaDesired: Experience developing responsive web applications using Angular, React, Vue.js, HTML5, CSS3, and JavaScript, and/or building backend services using Java, Python, Spring Boot, Node.js, Express, Ruby on Rails, and Golang. We're a company predominantly focused on cyber security for our government customers yet our expertise in other areas include big data analytics, instructional design, information management, and computer network infrastructure.
Senior Test Engineer Armison TechSenior Test EngineerChantilly, VirginiaArmison Tech is looking for a Senior Test Engineer with extensive experience testing integrated systems, executing Factory Acceptance Testing (FAT) or similar User Acceptance Testing activities, and performing requirements-based testing. Basic hands-on experience analyzing and troubleshooting windows processes and network traffic using COTS diagnostic tools such as Wireshark, Process Monitor (Procmon), Process Explorer, or similar system analysis tools.
Cyber Threat Hunter DeloitteCyber Threat HunterWashington, DCFull timeThe wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The ideal candidate brings hands-on experience across security operations, threat hunting, and incident analysis, along with the ability to translate findings into actionable security improvements.
Information Systems Security Officer(ISSO) LeidosInformation Systems Security Officer(ISSO)Laurel, MarylandWithin Leidos' Cyber & Analytics Business Area, Key Management & Analytics Division , you'll work alongside professionals supporting sophisticated national-security capabilities in areas including Security Engineering, Computer Network Operations (CNO), Mission Software, Signals Intelligence (SIGINT), Cryptographic Key Management, and systems integration. August 12, 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.