Apply

Prosidian Consulting

Full-time|On-site|Washington

Join Prosidian Consulting as a Cyber Security Specialist and play a crucial role in safeguarding our clients' digital assets. In this dynamic position, you will be responsible for implementing security measures, conducting risk assessments, and enhancing our cybersecurity protocols to ensure the highest level of protection against cyber threats.

Feb 13, 2019

Apply

Cyber Security Penetration Testing Specialist

Prosidian Consulting

Full-time|On-site|Washington

Join our dynamic team at Prosidian Consulting as a Cyber Security Penetration Testing Specialist. In this pivotal role, you will be responsible for identifying vulnerabilities and weaknesses in our clients' systems through comprehensive penetration testing. Your expertise will help enhance the security posture of various organizations, ensuring they remain safe from cyber threats.As a key member of our cybersecurity team, you will collaborate with other professionals to deliver high-quality assessments, provide actionable insights, and contribute to the overall success of our clients’ security initiatives.

Feb 13, 2019

Apply

Senior Cyber Security Specialist

Prosidian Consulting

Full-time|On-site|Washington

Join our dynamic team at Prosidian Consulting as a Senior Cyber Security Specialist. In this pivotal role, you will leverage your expertise to safeguard our clients’ information systems against emerging cyber threats. You will work collaboratively with cross-functional teams to design and implement robust security measures, conduct vulnerability assessments, and ensure compliance with industry standards.

Feb 13, 2019

Apply

Cyber Security Specialist

Comtech LLC

Contract|On-site|Washington

Join our dynamic team at Comtech LLC as a Cyber Security Specialist, where you will play a crucial role in protecting our organization's information systems and sensitive data from cyber threats. You will be responsible for implementing security measures, monitoring systems for security breaches, and responding to incidents. Your expertise will help us maintain compliance with industry standards and safeguard our assets.

Mar 20, 2017

Apply

Cyber Security Engineer III

SOSI

Full-time|On-site|Washington

Role overview The Cyber Security Engineer III position at SOSI in Washington centers on safeguarding the organization's digital assets. This role is responsible for maintaining the security of sensitive data and critical systems. Key responsibilities Design, implement, and monitor security measures to protect against cyber threats. Collaborate with IT and business units to identify vulnerabilities and assess risks. Develop strategies to reduce risk and address security concerns as they arise. Apply security protocols and practices to help maintain compliance with industry standards and regulations. Collaboration and influence This role works closely with both technical and business teams. The Cyber Security Engineer III contributes to the organization's risk management and compliance strategies through regular cross-functional collaboration.

Apr 22, 2026

Apply

Mobile Cyber Security Engineer

SteerBridge Strategies

Full-time|On-site|Washington, DC

Join SteerBridge Strategies, a cutting-edge technology firm dedicated to providing innovative and mission-driven solutions for the U.S. Government and private sector. We harness extensive expertise in federal acquisition, digital transformation, and emerging technologies to deliver agile, commercial-grade solutions that enhance operational performance and ensure mission success.Our greatest asset is our people—especially the veterans whose leadership, problem-solving abilities, and commitment to excellence enhance every project we undertake. We not only recruit top talent; we nurture it, fostering meaningful career pathways for veterans, military spouses, and professionals who share our enthusiasm for advancing technology and supporting the missions we serve.The Mobile Cyber Security Engineer will play a pivotal role within the Mobile Integration Solution Team (MIST), focusing on the cybersecurity aspects of mobile devices, applications, technologies, and security measures as we integrate commercial off-the-shelf (COTS) mobile solutions into the new Electronic Health Record (EHR) system.The engineer will act as the mobile security liaison between vendors and various government stakeholders, ensuring a thorough understanding of the client's security framework and the implementation of medical device security protocols. This role involves troubleshooting implementation challenges and potentially re-engineering designs and architectures.This key position will help identify potential risks associated with the Authority to Connect / Authority to Operate (ATC/ATO) for commercial mobile devices accessing the secure joint enclave. Familiarity with the client’s PPSM process is preferred.The Mobile Cyber Security Engineer will also be responsible for creating and maintaining cybersecurity artifacts necessary for the ATO/ATC process, including but not limited to: System Security Plans, Plans of Action and Milestones, Network Topologies, PPSM, and Hardware/Software Lists. These documents will be managed as Microsoft Office files and within eMASS.Additionally, the engineer will analyze security reports related to mobile technologies (apps, devices, etc.), pinpoint gaps, and provide constructive feedback to enhance artifacts. The role includes providing technical strategies and guidance for implementing the Risk Management Framework to support client ATO/ATC activities.The Mobile Cyber Security Engineer will also deliver evaluations in the form of technical guidance, white papers, and strategic briefs on Cyber Security Tools and network topologies to senior leadership.

Mar 19, 2026

Apply

Cyber Security Engineer - Bellevue, WA

info-ways

Contract|On-site|Bellevue

Join our dynamic team at info-ways as a Cyber Security Engineer in Bellevue, WA. In this pivotal role, you will leverage your expertise to protect our organization’s information systems and data against security breaches. You will be responsible for implementing security protocols, conducting vulnerability assessments, and collaborating with cross-functional teams to enhance our cybersecurity posture.

Jul 6, 2017

Apply

Cyber Security Design Engineer

Comtech LLC

Contract|On-site|Washington

Job Overview:We are seeking a dedicated Cyber Security Design Engineer to join our team, focusing on establishing and maintaining robust security protocols across our systems. You will be responsible for aligning security requirements with policy and regulatory mandates, developing comprehensive test plans for network security, and advising IT Security Specialists on operational improvements.Key Responsibilities:Establish system-wide information security requirements in accordance with policies and regulations.Develop and implement thorough test plans for network security equipment.Conduct product evaluations and analyses to propose projects addressing emerging threats.Advise IT Security Specialists on operational cyber security practices.Ensure compliance with industry standards and service level agreements for security systems.Maintain high availability and continuity for enterprise services.Perform and report on security assessments and audits.Document system communication paths, configure firewalls, monitoring devices, and maintain network diagrams.Manage system integration, patch management, incident response, and change management tasks.Develop and recommend technical solutions for complex network, platform, and system security challenges.Engage in secure systems engineering and development, including security requirements analysis and specification development.Formulate systems security engineering project plans that align with risk countermeasures and reliability needs.

Aug 31, 2017

Apply

Cyber Security Threat Engineer

ComTech LLC

Contract|On-site|Washington

Join our dynamic team at ComTech LLC as a Cyber Security Threat Engineer, where you will play a pivotal role in safeguarding our digital landscape. You will be responsible for identifying, assessing, and mitigating potential threats to our systems while collaborating with cross-functional teams to enhance our security posture.

Mar 20, 2017

Apply

Cyber Security Operations Engineer

Comtech LLC

Contract|On-site|Washington

Join our dynamic team as a Cyber Security Operations Engineer where you'll play a crucial role in safeguarding our digital assets. You will be responsible for monitoring, analyzing, and responding to security incidents, ensuring our organization maintains robust security practices. Your expertise will help protect sensitive information and mitigate risks in our operational environment.

Feb 24, 2017

Apply

Shift / Task Lead - Cyber Security Operations Center

ComTech LLC

Contract|On-site|Washington

Join our team as a Shift / Task Lead in our Cyber Security Operations Center (SOC), where you will play a pivotal role in safeguarding our digital assets. As a leader, you will oversee daily operations, manage security incidents, and ensure compliance with industry standards. Your expertise in cyber security will be crucial in providing guidance and support to a team of dedicated professionals.

Feb 24, 2017

Apply

Cyber Security Testing Network Administrator

ProSidian Consulting

Full-time|On-site|Washington

Join ProSidian Consulting as a Cyber Security Testing Network Administrator, where you will play a crucial role in safeguarding our digital infrastructure. In this position, you will be responsible for conducting comprehensive security assessments, identifying vulnerabilities, and implementing robust security measures to protect sensitive information.

Feb 13, 2019

Apply

Enterprise Assessment Cyber Security Evaluations Task Leader

Prosidian Consulting

Full-time|On-site|Washington

As the Enterprise Assessment Cyber Security Evaluations Task Leader, you will play a pivotal role in leading assessments of cyber security programs and practices across various enterprises. Your expertise in cyber security will help organizations identify vulnerabilities, enhance their security posture, and ensure compliance with industry standards.

Feb 13, 2019

Apply

Offensive Cyber Research Engineer

Twenty

Full-time|On-site|Washington DC

About UsAt Twenty, we are at the forefront of addressing one of the most pressing challenges of our era: safeguarding democracies in the digital landscape. We create groundbreaking technologies that function at the convergence of cyber and electromagnetic domains, where operational speed outpaces human perception and complexity surpasses traditional limits. Our dedicated team doesn't merely tackle problems; we achieve transformative results that have a tangible impact on national security. As pragmatic optimists, we recognize the challenges inherent in our mission to protect the United States and its allies, yet we firmly believe that success is within reach.Position OverviewWe are searching for a highly talented Offensive Cyber Research Engineer to join our team in our Arlington, VA office. In this pivotal role, you will spearhead the development of advanced offensive cyber capabilities aimed at defending democracies globally. We are seeking candidates with 6-8 years of extensive technical experience in offensive cyber operations, software development, and research, paired with demonstrated leadership skills in mentoring engineers and steering strategic technical projects. Responsibilities include designing and leading the implementation of sophisticated attack path frameworks, setting engineering standards for offensive tools, guiding junior researchers, and serving as a technical expert on adversarial tactics and red team operations. Your substantial operational experience—preferably within government or military settings such as Digital Network Exploitation Analysis (DNEA), Exploitation Analyst (EA) operations, advanced penetration testing, or threat intelligence analysis—will be instrumental in defining the technical strategy for our offensive cyber initiatives and advancing the next generation of cyber technologies for the U.S. and its allies.

Oct 12, 2025

Apply

Mid-Market Account Executive, Cyber Security & Data Privacy

DeleteMe

Full-time|Remote|Seattle, WA

Join DeleteMe:At DeleteMe, we are pioneers in proactive privacy protection, dedicated to empowering security teams by minimizing their human attack surface.Our unique approach involves the continuous monitoring and removal of exposed personal data (PII) from the open web, effectively thwarting threats such as social engineering, phishing, Gen-AI deepfakes, doxxing, physical threats, and identity fraud.As a fully remote, global SaaS enterprise, we cater to both individual consumers and large organizations. With over 100 million successful opt-out removals, we are committed to alleviating the risks associated with identity theft, spam, doxxing, and other cybersecurity threats. Our comprehensive privacy reports, continuous monitoring, and expert support ensure our clients are safeguarded.DeleteMe serves as a scalable, managed defense layer for the most vulnerable aspect of your cybersecurity: your personnel. This is why 30% of the Fortune 100, leading tech companies, major banks, federal agencies, and U.S. states trust DeleteMe for workforce protection.Led by a passionate and seasoned team, DeleteMe is fueled by a mission to empower consumers through enhanced privacy measures.

Oct 15, 2025

Apply

Security Specialist

Gavin de Becker & Associates

Full-time|On-site|Seattle, WA

Gavin de Becker & Associates seeks a Security Specialist based in Seattle, WA. This position centers on client protection and safety in various environments. Role overview The Security Specialist monitors and responds to security concerns as they develop. The work involves assessing potential risks and taking steps to resolve conflicts when needed. Key responsibilities Protect clients in different settings Identify and assess security risks Respond to and resolve conflicts as they occur Requirements Strong skills in risk assessment Proven ability to handle conflict resolution

Apr 27, 2026

Apply

Senior Network Security Engineer III

MetroStar Systems

Full-time|$207K/yr - $320K/yr|On-site|Washington, DC

As a Senior Network Security Engineer III, you will leverage your expertise to secure mission-critical networks for a prominent federal client, aiming to create a significant impact across government operations. Our dedicated team is responsible for the design, operation, and fortification of intricate security environments. Your role will be pivotal in enhancing, scaling, and safeguarding these infrastructures while facilitating secure mission delivery throughout the organization.At MetroStar Systems, we believe that exceptional technology services are fueled by extraordinary talent. We are deeply committed to our people and have a two-decade legacy of cultivating top-tier teams. Our future hinges on our profound understanding and unwavering focus on our personnel, guided by our mission: a passion for our people and value for our customers.If you envision yourself contributing to our mission and striving towards our goals, explore the details of the position below!

Apr 1, 2026

Apply

Director of Offensive Cyber Research

Twenty

Full-time|On-site|Washington DC

About TwentyAt Twenty, we are tackling one of the most pressing challenges of our era: safeguarding democracies in the digital landscape. Our innovative technologies bridge the cyber and electromagnetic domains, where operational speed surpasses human perception and complexity exceeds traditional limits. Our dedicated team goes beyond conventional problem-solving; we produce transformative results that significantly enhance national security. As pragmatic optimists, we are aware that while our mission to protect America and its allies is formidable, achieving success is within our reach.Role OverviewIn this pivotal role, you will spearhead and define the direction of Twenty’s offensive cyber research division—crafting strategies, building a top-tier team, and ensuring that our capabilities align with genuine operational demands. You will supervise both forward-deployed analysts collaborating with government mission teams and research engineers developing next-gen offensive capabilities from our Arlington headquarters. Your collaboration with product, engineering, and business leaders will be crucial, and you will represent Twenty in engagements with senior government stakeholders. This role is uniquely positioned at the convergence of innovative research, disciplined execution, and impactful mission outcomes.

Oct 12, 2025

Apply

Senior Security Specialist

Anavation LLC

Full-time|On-site|Washington, DC

Join our cutting-edge team at Anavation LLC as a Senior Security Specialist, where you will play a crucial role in safeguarding our digital assets. This position requires a strategic thinker who is passionate about cybersecurity and has a proven track record in security risk management. You will work collaboratively with various departments to implement security protocols and ensure compliance with industry standards.

Mar 6, 2026

Apply

Principal Offensive Cyber Research Engineer

Twenty

Full-time|On-site|Washington DC

About UsAt Twenty, we tackle one of the most pressing challenges of our era: safeguarding democracies in the digital realm. We engineer groundbreaking technologies that navigate the convergence of cyber and electromagnetic domains, where operational speed surpasses human perception and complexity defies traditional limits. Our team not only resolves challenges but creates transformative solutions that have a direct influence on national security. We are pragmatic optimists, fully aware that while our mission to shield America and its allies is demanding, achieving success is within reach.Position OverviewIn this role, you will be the leading technical authority for Twenty's offensive cyber research initiative—defining the strategic vision, enhancing technical execution, and pioneering advancements in adversary emulation and attack automation. Your contributions will be instrumental in shaping our approach to developing and standardizing offensive capabilities that yield real-world national security benefits. You will collaborate closely with leaders in engineering, product, and operations, and routinely advise executive leadership and government officials on strategy, technical risks, and the evolution of capabilities.Who You AreDriven by a mission to protect democracies in cyberspace.You maintain high technical standards and elevate them through established guidelines, thorough reviews, and active mentorship.You remain composed in high-pressure situations, making critical decisions even with limited information.You possess a systems-oriented mindset, considering trade-offs, second-order impacts, operational constraints, and long-term sustainability.You have the ability to influence executives and senior government officials with your insights, without overselling your ideas.You balance innovation with operational discipline, prioritizing safety, rigor, and responsible management.You communicate with clarity and precision, producing concise written materials, clear technical narratives, and direct feedback.ResponsibilitiesArticulate and steer the long-term technical vision and roadmap for Twenty's offensive cyber research and capabilities.Act as the primary technical advisor to executive leadership regarding strategy, capability growth, and technical risk management.Lead innovative research into advanced adversary behaviors and next-generation offensive cyber methodologies.

Oct 12, 2025

Senior Security Specialist

Experience Level

Qualifications

About the job

About Anavation LLC

Similar jobs