Top Cybersecurity Jobs

Serve as a senior cybersecurity mission integrator and advisor for Department of War enterprise mitigation efforts. Advise senior leaders on vulnerabilities, operational risk, mitigation priorities, acquisition impacts, and implementation progress. Lead cross-organizational coordination with defense program offices, NSA, military Services, and technical stakeholders. Develop executive briefings and recommendations, assess weapons and mission systems, guide multiple workstreams, support governance, and mentor action officers in classified environments.

Leads research and client advisory on securing artificial intelligence and generative AI systems. Develops written research, presentations, market analysis, and actionable cybersecurity guidance; evaluates AI security controls, standards, governance practices, and supporting technology markets. Represents Gartner as an industry expert, supports sales and research teams, reviews content, presents at events, and collaborates with research peers.

Designs, implements, and automates cybersecurity controls across SOC operations, network and cloud security, endpoint protection, DLP, incident response, vulnerability management, and security automation. Develops SOAR playbooks, IaC and CI/CD workflows, improves detection and response capabilities, manages security tooling, investigates alerts, supports remediation, and collaborates with technical, legal, GRC, and business teams.

Supports cybersecurity controls, tooling, monitoring, alert triage, vulnerability management, access reviews, secure configurations, and incident escalation. The role partners with IT, engineering, and business teams to remediate risks, support security awareness, and improve security practices. It also participates in tabletop exercises, training, and knowledge sharing. This Tempe, Arizona position is primarily in-office four days per week, with optional remote work on Fridays.

Serves as an Information System Security Officer supporting DoD systems, managing system certifications and approvals, coordinating incident response, delivering cybersecurity training, and maintaining cybersecurity websites. Requires expertise in information security principles, risk assessments, vulnerability mitigation, security frameworks, operating systems, databases, networks, and security tools. The role requires an active DoD Top Secret/SCI clearance, IAT Level II certification, STEM education, and relevant experience.

Leads a CSIRT shift responsible for security alert intake, triage, incident response, containment, recovery, and post-incident analysis. Develops response frameworks, coordinates major incidents, reports trends to leadership, mentors analysts, tests readiness through simulations, integrates threat intelligence, and automates response processes. The role requires technical leadership, team management, and hands-on expertise across monitoring, detection, digital forensics, cloud security, threat hunting, and security operations.

Leads medical device software cybersecurity verification and validation, including test strategy, automation, traceability, metrics, root cause analysis, regulatory compliance, and audit readiness. Coordinates cross-functional testing, mentors engineers, evaluates tools, and develops security regression, negative, abuse-case, and automated test suites. The role requires expert Python skills, technical leadership, and experience with secure development, DevSecOps, security testing tools, and medical device standards.

Secures cloud-hosted IT system architecture and design, ensuring DoD compliance and requirements. Reviews cloud security policies, supports secure deployments, advises on threat detection and response, contributes to authorization-to-operate efforts, and guides cybersecurity vulnerability assessments for cloud environments.

Provides cybersecurity engineering and ISSO support for Air Force command-and-control systems. Responsibilities include RMF authorization activities, STIG compliance, access control, vulnerability and incident remediation, security documentation, configuration management, risk assessments, system design reviews, and coordination with government stakeholders. The role supports DoD cybersecurity policies, cloud infrastructure security, DevSecOps practices, and classified-system requirements.

Performs defensive cyber operations and security engineering using SIEM, SOAR, EDR/XDR, vulnerability management, network segmentation, and incident response workflows. Conducts threat hunting, analyzes telemetry and logs, develops MITRE ATT&CK-aligned detection, reduces alert noise, supports containment and recovery, and contributes to compliance reporting and operational coordination in mission-critical environments.

Develops and implements cybersecurity architecture, controls, and hardened solutions for DoD systems. Performs vulnerability scanning, risk assessments, security control assessments, remediation, Fortify analysis, threat detection, and event correlation. Supports RMF activities and IATO/ATO authorization while ensuring compliance with DoD policies, STIGs, and cybersecurity directives. Collaborates with technical teams and senior stakeholders to secure hybrid systems and AI/ML networks.

Manages cybersecurity programs for classified information systems, including continuous monitoring, security assessments, compliance, risk management, Assessment and Authorization, Security Test and Evaluation, and security documentation. Leads audits, control reviews, policy implementation, corrective actions, and government accreditation activities. The role is full-time onsite in Aurora, Colorado, requires an active Top Secret/SCI clearance with CI polygraph, IAM Level II certification, and eligibility for Special Programs access.

Conduct information system security research, analysis, assessments, compliance audits, vulnerability assessments, and continuous monitoring in cleared environments. Develop RMF procedures and security documentation, manage media and cross-domain data transfers, monitor corrective actions, support system accreditation and certification, investigate security violations, and advise on government information security policies and best practices.

Advise clients on cybersecurity strategy, governance, risk, and compliance across long-term engagements. Develop security roadmaps, translate technical risks for executives and boards, align programs with major frameworks, and guide policy, architecture, and tooling decisions. Manage client relationships, support incident readiness and tabletop exercises, validate remediation with technical teams, mentor junior staff, and improve advisory methodologies. Travel may reach 65%.

Owns configuration, tuning, health, and operational effectiveness of enterprise security platforms across multiple client environments. Responsibilities include detection engineering, SIEM onboarding, vulnerability remediation, incident leadership, cloud and Microsoft security administration, AI system controls, automation, vendor management, root cause analysis, documentation, client reporting, and mentoring junior engineers.

Leads cybersecurity research and development, prototypes security technologies, manages technical execution, supports business development and customer relationships, mentors researchers, and shares results with industry. Focus areas include offensive cyber, systems security engineering, formal methods, and security software. The role requires strong computing expertise, research experience, leadership in capture activities, and the ability to obtain a Top Secret clearance.

Lead cybersecurity research and development efforts spanning offensive cyber, systems security engineering, formal methods, and security software. Develop and prototype new security technologies, manage technical execution, mentor contributors, support customer relationships and business development, and contribute to research programs and technical marketing. The role requires strong computing expertise, research experience, leadership in capture activities, and eligibility for a Top Secret clearance.

Modernize DoD RMF and ATO packages for Google Cloud, Google Workspace, and ServiceNow GCC-High environments. Conduct gap analyses, develop SSPs, SARs, POA&Ms, and continuous monitoring plans, validate Rev. 5 control narratives, map evidence in ServiceNow GRC, evaluate FedRAMP inheritance, and document organizational risk and authorization decisions.

Provide cybersecurity consulting and technical expertise by developing security incident automations and designing SOAR orchestrations. Collaborate with security SMEs, engineers, vendors, and project stakeholders to implement innovative solutions in a fast-paced environment. The role requires Python development, scripting, COTS integration, API experience, and familiarity with cybersecurity platforms and cloud or container technologies.

Provides cybersecurity consulting and technical expertise to design and implement security automations and orchestrations. Develops incident-response automations, integrates commercial off-the-shelf software, consumes and develops APIs, and collaborates with security engineers, vendors, subject-matter experts, and project stakeholders. The role is onsite in Northern Virginia and supports security operations teams in fast-paced environments.

Provide cybersecurity consulting and technical expertise by developing security automations and orchestrations for incident response. Collaborate with subject matter experts, engineers, vendors, and project stakeholders to design and implement innovative security solutions in a fast-paced client delivery environment. The role focuses on SOAR development, cybersecurity platform integration, API usage, scripting, and software development.

Own identity, endpoint, network, and security engineering for a distributed robotics company operating in a CMMC 2.0 Level 2 environment. Responsibilities include securing Microsoft and Google environments, managing devices and networks, implementing zero-trust access, maintaining DNS and email authentication, conducting audits, developing NIST 800-171-aligned standards and incident response runbooks, establishing AI tooling guardrails, managing vendors, and handling hardware logistics.

Lead design and implementation of hybrid CMMC Level 2 security for cloud and on-premise manufacturing/engineering systems. Partner with non-cyber stakeholders to enable secure workflows, manage SIEM/firewalls/identity/vulnerability tools, produce compliance artifacts (SSPs, RARs, POA&Ms), mentor junior staff, and solve complex network segmentation and OT security challenges.

Protect internal and client environments through security operations, incident response, vulnerability management, risk assessments, security monitoring, audits, and continuous improvement. The role investigates alerts and incidents, maintains security controls, supports firewall and cloud security, manages awareness training, develops documentation, and communicates risks and mitigation strategies to stakeholders. This fully remote position supports healthcare organizations in strengthening their cybersecurity posture.

Cybersecurity intern supporting an IT team in a manufacturing environment. Responsibilities may include vulnerability management, security assessments, configuration reviews, monitoring, investigations, documentation of security controls, and security awareness initiatives across IT and manufacturing OT environments. The intern will research technical questions, troubleshoot issues, document findings, and complete mentored cybersecurity projects.