Cyber Security Engineer III American UniversityCyber Security Engineer IIIWashington, DC$105,519–$115,000 / yearSolid technical expertise in operating systems (Unix/Linux, Windows, macOS), internet applications (email, web, DNS/DHCP, TCP/IP), desktop software, antivirus tools), encryption technologies (SSL, TLS, IPsec), and networking hardware and software. 2.) During an on-call rotation, the designated employee performs their regularly work duties and must be readily available throughout the day (including evenings, weekends, and holidays) to proactively monitor alerts, queues and dashboards and respond to incidents.
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.
Information Systems Security Engineer Level 2 (ISSE 2) ARSIEMInformation Systems Security Engineer Level 2 (ISSE 2)Columbia, MDSupport security authorization activities in compliance with NSA/CSS Information System Certification and Accreditation Process (NISCAP) and DoD Risk Management Framework (RMF), the NIST Risk Management Framework (RMF) process, and prescribed NSA/CSS business processes for security engineering designs. ARSIEM is currently looking for an Information Systems Security Engineer 2 to participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of secure networking, computing, and enclave environments.
NewCyber 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.
Information Systems Security Engineer Level 1 (ISSE 1) ARSIEMInformation Systems Security Engineer Level 1 (ISSE 1)Columbia, MDSupport security authorization activities in compliance with NSA/CSS Information System Certification and Accreditation Process (NISCAP) and DoD Risk Management Framework (RMF), the NIST Risk Management Framework (RMF) process, and prescribed NSA/CSS business processes for security engineering designs. ARSIEM is currently looking for an Information Systems Security Engineer 1 to participate as a security engineering representative on engineering teams for the design, development, implementation, and/or integration of secure networking, computing, and enclave environments.
Information Systems Security Engineer-(TS/SC w/Poly)-Chantilly, VA iSenpaiInformation Systems Security Engineer-(TS/SC w/Poly)-Chantilly, VAChantilly, VirginiaInformation Systems Security Engineer (ISSE)-TS/SCI W/Poly-Chantilly, VA Required Degree: Bachlor’s Degree Required Experience: 5+ years Required Clearance: TS/SCI with Poly Description: The Information System Security Engineer (ISSE) designs, implements, and manages security solutions for information systems. iSenpai is a Woman-Owned Small Business (WOSB) that provides enterprise IT and cyber security services, cloud technology, and data analytics solutions for US Government and commercial customers.
Staff Application Security Engineer The Nuclear CompanyStaff Application Security EngineerWashingtonWe expect every team member to continuously identify opportunities to automate workflows, enhance decision-making, improve processes, and contribute to the ongoing evolution of NOS as a strategic operating capability that enables The Nuclear Company to scale with excellence. This is a high-ownership role for a builder who is equally comfortable reviewing application architecture, threat modeling an API, improving GitHub security controls, and partnering directly with engineers to ship secure software quickly.
(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly) TopClearedRecruiting(ISSE/ISSO) Information Systems Security Engineer (TS/SCI + CI Poly)Chantilly, VirginiaCoordinating with various contractor and staff personnel to obtain the A&A content, as well as working with various customer security organizations to navigate the customers A&A process in order to achieve Authority to Develop (ATD), Interim Authority to Operation (IATT), as well as Authority to Operate (ATO). Basic knowledge is helpful, but not required for the following general topics: Cloud security control implementation, PKI implementation, STIG compliance and vulnerability management, and Security Development and Operations (SecDevOps).
Senior Cloud Security Engineer Anduril Industries IncSenior Cloud Security EngineerWashington, DC$166,000–$220,000 / yearTo ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. As the world enters an era of strategic competition, Anduril is committed to bringing cutting-edge autonomy, AI, computer vision, sensor fusion, and networking technology to the military in months, not years.
NewDevSecOps / Security Engineer ZantechDevSecOps / Security EngineerArlington, VAThe DevSecOps / Security Engineer serves as the lead technical engineer for automation, CI/CD, and security posture of the cloud infrastructure, directly executing Technical Infrastructure and Platform Support requirements and supporting continuous Authority to Operate (ATO) under the DoD Risk Management Framework. 5 years supporting the Risk Management Framework (RMF) for DoD or federal systems, including DISA STIGs, vulnerability assessments, and patching/remediation.
Security Engineer III, Exploitation Analyst / Incident Responder (TS Clearance) Deloitte Touche Tohmatsu LtdSecurity Engineer III, Exploitation Analyst / Incident Responder (TS Clearance)VA$102,500–$188,900 / yearExperience with network traffic analysis, log analysis, digital forensics, Windows, Linux, macOS, common network protocols, scripting languages such as Python, PowerShell, or Bash, and security monitoring tools such as security information and event management (SIEM), intrusion detection systems (IDS), intrusion prevention systems (IPS), or endpoint detection and response (EDR). The 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.
Senior AI/ML Security Engineer Markesman GroupSenior AI/ML Security EngineerFort Meade, MarylandThis role focuses on identifying vulnerabilities, conducting red-team assessments, and analyzing model behavior to understand potential security risks and operational impacts. The AI / ML Security Engineer will support the evaluation, testing, and security assessment of machine learning systems, including large language models (LLMs).
Mid Forescout Cyber Security Engineer - TS/SCI Maania Consultancy ServicesMid Forescout Cyber Security Engineer - TS/SCIReston, VADoD 8570 Cybersecurity Service Provider - Infrastructure Support Certification (CSSP-IS), including CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND. DoD 8570 IAT Level III Certification such as SecurityX, CCNP Security, CISA, CISSP, GCED, GCIH, CCSP.
Security Engineer - Remote ICF International, IncSecurity Engineer - RemoteReston, VARemote$98,614–$167,644 / 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. If you accept this position, you should note that ICF does monitor employee work locations and blocks access from foreign locations/foreign IP addresses, and also prohibits personal VPN connections.
Senior Security Engineer RangeSenior Security EngineerMcLean, VirginiaYou're thinking about prompt injection, model poisoning, data exfiltration from training pipelines, and the attack surfaces that most teams haven't mapped yet. You'll build automated tools to scale what you do, contribute to how we measure security as a program, and help the whole engineering team raise their security instincts.
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.
Web Application Security Engineer (AppSec / DevSecOps) Essnova Solutions, Inc.Web Application Security Engineer (AppSec / DevSecOps)Washington, DCEssnova Solutions is seeking an experienced Web Application Security Engineer to support a federal customer by integrating security throughout the software development lifecycle (SDLC) and protecting enterprise web applications and APIs from evolving cyber threats. Essnova Solutions is a growing technology consulting firm delivering innovative IT, cloud, cybersecurity, engineering, and digital transformation solutions to Federal Government clients.
Staff Security Engineer WalterStaff Security EngineerMcLean, VAHands-on experience with modern frontend technologies including TypeScript, React, Next.js, Node.js, and build tooling (Vite, Webpack, Babel, ESLint); Proficient in testing frameworks (Jest, Playwright, Testing Library), styling(Tailwind CSS, Sass), and building reusable component libraries with Storybook. This team owns the identity proofing flows that millions of members rely on every day — from secure login and multi-factor authentication to passkeys, biometrics, and the end-to-end member experiences that establish trust and unlock access to government, healthcare, and commercial services.
Cyber Security Engineer - TS/SCI with Polygraph General Dynamics Information TechnologyCyber Security Engineer - TS/SCI with PolygraphHerndon, VirginiaThe successful candidate will have proven experience communicating effectively with a variety of business partners and customers and have a demonstrated capacity to develop effective interpersonal relationships; strong analytic and organization skills; self-starter attitude; the ability to work effectively and independently, with little direction; and the ability to prioritize and handle multiple tasks simultaneously. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.
Senior Embedded Hardware Security Engineer Mitre CorpSenior Embedded Hardware Security EngineerMcLean, VA$126,800–$158,500 / yearQualified candidates will join a department with deep technical expertise across many embedded security disciplines including software vulnerability research and reverse engineering, hardware reverse engineering, secure computing, implementation security, and wireless security. Basic Qualifications: Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical field and 5 years of related experience; or Master's degree/PhD in a similar field and 3 years of related experience.