Information Systems Security Officer PeratonInformation Systems Security OfficerLinthicum, Maryland$112,000–$179,000 / yearFull timeWorking understanding of network technology (includes knowledge of network protocols, TCP/IP), operating systems as well as the necessary security protocols, system details (Architecture, data flow, security cat, requirements, configuration management process/procedures, and user profile) firewalls, rules and configurations, intrusion detection tools and prevention systems, encryption techniques, Windows, Unix, and Linux) operating systems, along with other applications such as databases and web servers. The successful candidate will be responsible for ensuring the implementation and maintenance of security controls in accordance with RMF v5, managing ATO packages, drafting security documentation including Operating Procedures, Cybersecurity Strategy (CSS), System Security Plans (SSP) ATO packages as well as System Security and Privacy Plan (SSPP) in accordance with DoD policies, Department of Airforce (DAF) regulations and our Federal Government customer's guidance.
Expert Network Forensics Cybersecurity Analyst NewGen TechnologiesExpert Network Forensics Cybersecurity AnalystArlington, VirginiaThey offer advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities. Assist with real-time CND incident handling (i.e., forensic collections, intrusion correlation and tracking, threat analysis, and advising on system remediation) tasks to support onsite engagements.
Network Based Systems Analyst IV ARSIEMNetwork Based Systems Analyst IVArlington, VACollects network intrusion artifacts (e.g., PCAP, domains, URI’s, certificates, etc.) and uses discovered data to enable mitigation of potential Computer Network Defense incidents. Assists with real-time CND incident handling (i.e., forensic collections, intrusion correlation and tracking, threat analysis, and advising on system remediation) tasks to support onsite engagements.
Digital Forensic Analyst PeratonDigital Forensic AnalystChantilly, Virginia$176,000–$282,000 / yearFull timeAdditionally, the Digital Forensic Analyst will: Perform network traffic analysis of organizational systems to analyze raw packet data and identify anomalous behavior; Conduct computer forensics and security vulnerability analysis using commercial-off-the-shelf (COTS) and/or customer-provided tools; Evaluate cloud services, web applications, and COTS software and hardware; Identify gaps in cybersecurity systems and processes to reduce organizational risks; Offer innovative cyber defense solutions to protect systems; Participate in the penetration test lifecycle to understand threats and recommend solutions; Understand and recommend industry best practices for the configuration of networks and Linux and Windows machines; Leverage analytical tools (e.g., Splunk, Wireshark, etc.) to assist in analysis. 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 eligibility to participate in an attractive bonus plan.
Computer Network Defense Analyst ($20K Sign On Bonus) The Josef GroupComputer Network Defense Analyst ($20K Sign On Bonus)Annapolis Junction, MarylandMonitor and analyze data from Computer Network Defense (CND) resources, including intrusion detection systems, firewalls, network traffic, endpoint telemetry, and host system logs to identify malicious activity and potential threats. Bachelor’s degree in Network Engineering, Systems Engineering, Information Technology, or related STEM field (or equivalent experience/training) and 6+years of experience.
Computer Network Defense Analyst Level 3 MarkonComputer Network Defense Analyst Level 3Fort Meade, Maryland$200,000–$220,000 / yearFull timeResponsibilities: Analyze data from multiple sources (e.g., intrusion detection systems, firewalls, network traffic logs, host system logs) to identify vulnerabilities and detect cyber threats. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Computer Network Defense Analyst Level 2 MarkonComputer Network Defense Analyst Level 2Fort Meade, Maryland$155,000–$170,000 / yearFull timeResponsibilities: Monitor and analyze data from Computer Network Defense (CND) resources, including intrusion detection systems, firewalls, network traffic, endpoint telemetry, and host system logs to identify malicious activity and potential threats. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Computer Network Defense Analyst Level 1 MarkonComputer Network Defense Analyst Level 1Fort Meade, Maryland$110,000–$125,000 / yearFull timeResponsibilities: Monitor and analyze data from Computer Network Defense (CND) resources, including intrusion detection systems, firewalls, network traffic, endpoint telemetry, and host system logs to identify malicious activity and potential threats. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Security Control Assessor (SCA) (TS/SCI) Tau SixSecurity Control Assessor (SCA) (TS/SCI)Chantilly, VATau Six, an agile small company delivering cutting edge cybersecurity and systems integration services to the US National Security market, has an immediate need for a Cybersecurity Security Control Assessor (SCA) for a Department of Defense customer. Shall develop an annual compilation of findings and observations based upon the Security Assessment Reports and Periodic Cybersecurity Assessment Reports or Security Compliance Reports based upon fiscal year assessments.
Application Security Architect Alarm.com IncorporatedApplication Security ArchitectTysons Corner, VA$158,050–$193,325 / 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. AI & LLM Security: Partner with teams adopting AI and LLM-based systems-both internal tooling and production features-to ensure secure design, model and data protection, prompt/input validation, and safe integration patterns.
Information Systems Security Engineer (ISSE) WILLCORInformation Systems Security Engineer (ISSE)MarylandWe are seeking a highly skilled Information Systems Security Engineer (ISSE) to support cybersecurity assessments and Risk Management Framework (RMF) evaluations for both classified and unclassified networks. The ideal candidate will have a strong background in network security, cryptography, and cloud computing and possess the ability to conduct in-depth security reviews, develop countermeasures, and create technical security documentation.
Cyber Security Engineering SME Abacus TechnologyCyber Security Engineering SMEWashington, Washington, DCMust hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP); Certified Information Security Manager (CISM); Certified Information Systems Auditor (CISA); CompTIA Advanced Security Practitioner (CASP+); Offensive Security Certified Professional (OSCP); Global Information Assurance Certifications (GIAC); and/or Certified Cloud Security Professional (CCSP). Author, review, certify, and/or maintain IA and security management plans to include RMF Implementation Plans, System Security Management Plans, Information Support Plans, PPPs, Security Risk Analyses, Security Vulnerability and Countermeasure Analyses, Security Concepts of Operations, OPSEC Plans, and other system/network security related documents.
NewInformation Systems Security Engineering (ISSE) Abile Group, Inc.Information Systems Security Engineering (ISSE)Annapolis Junction, Maryland$104,814.71–$161,320.10 / yearAbile 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.
Application Security Engineer 3 Bloomberg Industry GroupApplication Security Engineer 3Arlington, VirginiaResponsible for leading application security engineering efforts, designing scalable security architectures, performing advanced risk assessments, integrating security across the SDLC, driving AI‑related security controls, evaluating vendor solutions, scaling automation, and contributing to incident response and strategic security improvements. As an Application Security Engineer III, you will lead security engineering initiatives, perform advanced risk assessments, and design scalable security controls across critical applications.
Application Security Architect Alarm.comApplication Security ArchitectTysons, VA$158,050–$193,325 / 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. AI & LLM Security: Partner with teams adopting AI and LLM-based systems—both internal tooling and production features—to ensure secure design, model and data protection, prompt/input validation, and safe integration patterns.
Information Systems Security Officer Level 3 Omm IT SolutionsInformation Systems Security Officer Level 3MarylandExperience is to include at least three (3) of the following areas: knowledge of current security tools, hardware/software security implementation; communication protocols; and encryption techniques/tools. Prepares and reviews documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs).
Application Security Engineer I Bloomberg Industry GroupApplication Security Engineer IArlington, VirginiaResponsible for supporting application security through security testing, vulnerability management, secure design collaboration, automation support, and incident response participation, contributing to secure development practices across internal and external applications. Salary determination will be determined based on factors including but not limited to relevant experience, demonstrated skills related to the requirements of the role, education, certifications, and geographic location.
Physical Security Specialist US Department of Health and Human ServicesPhysical Security SpecialistWashington, DC$110,047–$143,062 / yearActive Duty Members: Under the VOW (Veterans Opportunity to Work) to Hire Heroes Act of 2011, if claiming 5 point preference, submit written documentation from the armed forces that certifies the service member is expected to be discharged or released from active duty service in the armed forces under honorable conditions not later than 120 days after the date the certification is submitted with the application package. Spouse of a service member who incurred a 100% disability because of the service members active duty service, you are required to submit a copy of your spouses DD-214 and a copy of documentation from the Department of Veterans Affairs or the Department of Defense indicating the service member has a disability rating of 100% due to a service connected disability.
Cyber - SAP Security and GRC Access & Process Control Manager Deloitte Touche Tohmatsu LtdCyber - SAP Security and GRC Access & Process Control ManagerMcLean, VA$134,500–$265,100 / year8+ years of hands-on experience implementing security for SAP S/4HANA, Fiori, Ariba, Integrated Business Planning (IBP), Business Technology Platform (BTP), and Business Data Cloud (BDC), including requirement gathering, security design, and deployment. 5+ years of experience designing, configuring, and implementing SAP GRC Access Risk Analysis (ARA), Access Request Management (ARM), Emergency Access Management (EAM), and Business Role Management (BRM).
Northeast Physical Security Lead Anduril Industries IncNortheast Physical Security LeadWashington, DC$99,000–$130,000 / yearYou will be the primary point of contact and subject matter expert for physical security, including the comprehensive oversight of our contracted guard forces, conducting rigorous physical security assessments, and ensuring robust physical security measures are in place to protect our personnel, assets, and sensitive operations. Our mission is to safeguard Anduril''s people, assets, and operations through integrated security solutions that encompass proactive risk management, crisis preparedness, actionable threat intelligence, thorough investigations, executive protection, and 24/7 global monitoring.