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.
Lead Information System Security Officer (ISSO) E LogicLead Information System Security Officer (ISSO)Washington D.C., DCIn this key leadership role, you will serve as the single point of accountability for all technical cybersecurity support services, managing a team of ISSOs and acting as the primary interface with senior federal officials, including the Information System Security Manager (ISSM), Chief Information Security Officer (CISO), and Authorizing Officials (AO). Strategic Oversight: Chair internal quality reviews, manage the contractor risk/issue register, and represent the team in high-level DFC governance forums (e.g., Change Control Board, Enterprise Review Board).
NewSenior SOC Analyst - Active Top Secret (TS) Security Clearance Macpower Digital Assets Edge Private LimitedSenior SOC Analyst - Active Top Secret (TS) Security ClearanceWashington, DC$130,000 / yearPosition Requirements: Eight years of security intrusion detection examination experience involving a range of security technologies that produce logging data, including vast area networks host and Network IPS/IDS/HIPs traffic event review, server web log analysis, raw data logs; the ability to communicate clearly both orally and in writing. The analyst must be able to support detailed discovery and analysis of intrusion detection security events traversing the Agency's network and assure quality work.
NewNetwork Analyst - Active Security Clearance CadreNetwork Analyst - Active Security ClearanceReston, VAFull timeNetwork architect or cellular network engineering for 3G, 4G, and/or 5G to include core network (EPC and 5G) and radio network engineeringDuties: This Network Analyst performs the following core functions:Coordinate with the customer's other multidisciplinary teams to provide timely and accurate network analysis regarding the logical and physical routes of key telecommunications networks within a designated areaWork with appropriate members and organizations to evaluate the role and value of potential network operationsDisplay a mastery of relevant network operations, principles and best practices across various projectsEmploy their mastery creatively to support the multidisciplinary teams in providing direct mapping and graphics inputs into the customer's modeling tool as well as in modeling briefingsDisplay subject matter expertise on complex projectsPerform other duties as assigned at the direction of Project Management Required Qualifications:Ability to obtain and maintain a TS/SCI with polyBachelor's degree preferred, in a STEM discipline (e.g. Working knowledge of Network Management Systems (NMS) in the network and or Network Function Virtualization and SDNWorking knowledge of one or more of the following:Public Switched Telephone Network (PSTN)Data networks (IP, MPLS, traffic engineering, OpenFlow)Dedicated/Private communications networks both traditional voice and VOIPVOIP networks, softswitches, SBCsFiber optic cable, characteristics, engineering, installation and maintenanceRF related technologies such as cellular technologies, microwave, millimeter wave and VSATGigabit-capable Passive Optical Network (GPON) technologyStrong analytical skillsAbility to work with large volumes of dataComputer and database skills Desired Qualifications:Active TS/SCI with poly with most recent BI/Polygraph dates within the last five yearsForeign language capability is not required but is considered a plus.
NewNetwork Engineer - Active Security Clearance CadreNetwork Engineer - Active Security ClearanceReston, VAFull timeDuties: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.
NewSystems Engineer - Active Security Clearance CadreSystems Engineer - Active Security ClearanceReston, VAFull timeKnowledge of and hands on experience implementing IT and Cyber Security best practicesAbility to assess emerging technologies, determine their impact on corporate systems and incorporate them into technical plansStrong analytical and problem-solving skills; demonstrated ability to analyze complex situations, determine course of action and act promptly and effectively when problems ariseDemonstrated outstanding interpersonal skills and strong verbal and written communications skills Desired Qualifications:Active TS/SCI with poly with most recent BI/Poly dates within the last five yearsExperience building, deploying, maintaining, Windows and RedHat/CentoS serversExperience building, deploying, maintaining, Citrix VDI DesktopsKnowledge and hands on experience with Microsoft Azure, and Azure Stack HubExperience building, deploying, maintaining, Atlassian products such as JIRA and ConfluenceExperience building, deploying, maintaining, Microsoft ExchangeExperience building, deploying, maintaining clusters, load balancers, multi-datacenter applicationsExperience with Cisco Application Centric Infrastructure (ACI)Experience designing, building, deploying, and maintaining sensitive networksExperience with Enterprise database platforms such as MS SQL Server and Oracle databasesExperience with One Way Transfer Solutions and data flow managementKnowledge of SIEM and security analytical technologies (e.g. Splunk, pcap, Netflow, etc)Experience with Active Directory and identity managementExperience with hyper-converged infrastructure such as Cisco HX, Microsoft Storage Spaces DirectKnowledge of DevOps/DevSecOps methodologies and tools.
Senior Security Operations Analyst Otoe Missouria GroupSenior Security Operations AnalystWashington, DC, DCOtoe Missouria Group (OMG) is a tribally owned business dedicated to delivering high-quality solutions across a range of industries. Our team operates at the intersection of innovation and national security, providing professionals the opportunity to work on impactful programs in a collaborative and growth-oriented environment.
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.
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.
Endpoint Security Engineer HalvikEndpoint Security EngineerAlexandria, VAFull timePosition OverviewThe SentinelOne Endpoint Security Engineer is responsible for the administration, management, and optimization of the organization's endpoint security environment, with a primary focus on SentinelOne Endpoint Protection Platform (EPP) and Endpoint Detection and Response (EDR). 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.
Information Systems Security Engineer 2 Axiom ConsultantsInformation Systems Security Engineer 2Linthicum Heights, MDFull timeThe ideal candidate will possess deep expertise in cybersecurity engineering, Risk Management Framework (RMF), and secure system design within high-security environments. Position OverviewWe are seeking a highly experienced Information Systems Security Engineer (ISSE) Level 2 to support mission-critical national security programs.
Security Control Assessor Life Cycle EngineeringSecurity Control AssessorSpringfield, VALife Cycle Engineering (LCE) is a privately held, employee-owned company with an emphasis on "doing the right thing the right way”, which applies to the way we treat our customers and employees. Physical Demands and Expectations: Regular physical activity to include walking, climbing stairs, bending, stooping, reaching, lifting (up to 15 pounds), and standing; occasional prolonged sitting.
Information Systems Security Officer (ISSO) CredenceInformation Systems Security Officer (ISSO)Arlington, VA$120,000–$170,000The ISSO support will include developing and maintaining an IT System Security Compliance Schedule covering 12-month intervals that capture POA&M Action Items, required ITSS reports/updates, Change Control Board Meetings, Scheduled Vulnerability Scans, and Updates to System IT Security Documentation. Experience working within DOJ Offices, Boards, and Divisions (OBDs), with an understanding of unique organizational security policies and security controls implementations within specific IT environments is desired.
Systems Security Manager (ISSM) Life Cycle EngineeringSystems Security Manager (ISSM)Springfield, VA$120,000–$130,000 / yearBachelor's degree or higher from an accredited college or university (Prefer an accredited Computer Science, Cyber Security, Information Technology, Software Engineering, Information Systems, or Computer Engineering degree, or a degree in a Mathematics or Engineering field.). • Interface with external organizations (e.g., public affairs, law enforcement, Command or Component Inspector General) to ensure appropriate and accurate dissemination of incident and other Computer Network Defense information.
Security Engineer / Network Engineer (DoD | AWS GovCloud) CredenceSecurity Engineer / Network Engineer (DoD | AWS GovCloud)McLean, VA$120,000–$150,000Credence has an immediate opening for a highly skilled Security Engineer / Network Engineer to support and secure a mission-critical AWS GovCloud environment within a DoD-aligned ecosystem. Our AI, cloud, cyber, and modernization solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide.
NewInformation System Security Officer (ISSO) - TS Clearance MartinFedInformation System Security Officer (ISSO) - TS ClearanceArlington, VAFull timeContinuous Monitoring:Utilize security tools and technologies to monitor network traffic, detect anomalies, and investigate potential security incidents to ensure continuous secure operations. COMPANY OVERVIEWFounded in 2007 in Huntsville, AL, MartinFed provides the U.S. government with customer-focused, performance-based solutions using technology and an empowered workforce as an engine to drive its customers' missions.
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 Operations Center Engineer III MartinFedSecurity Operations Center Engineer IIIArlington, VAFull timeThe SOC Engineer III will collaborate with cybersecurity teams, system administrators, network engineers, and organizational leadership to strengthen the organization's security posture and ensure continuous monitoring of critical systems and infrastructure. JOB OVERVIEW:MartinFed is seeking a highly experienced Security Operations Center (SOC) Engineer III to provide advanced cybersecurity monitoring, detection, analysis, and incident response support within a complex enterprise environment.
Security Control Assessor Argo Cyber SystemsSecurity Control AssessorArlington, VAContractorSecurity Control AssessorLocation: Arlington, VA (On-Site)Citizenship: US onlyClearance: Active TS/SCI (DHS EOD Suitability required)Company: Argo Cyber Systems, LLC - Service-Disabled Veteran-Owned Small Business (SDVOSB)About Argo Cyber SystemsArgo Cyber Systems provides mission-critical cybersecurity support to U.S. Government agencies and critical infrastructure owners nationwide. Why Join ArgoAs part of Argo Cyber Systems, you will serve at the forefront of national cyber defense-protecting civilian agencies and high-value assets from persistent and emerging threats.