Top Senior Cyber Security Jobs

Maintain and enhance AWS GovCloud and DevSecOps environments by managing infrastructure with Terraform, Helm, YAML, and Kubernetes. Implement RMF and NIST security controls in CI/CD pipelines, remediate AWS Security Hub findings, develop POA&Ms, mitigate risks, support Zero Trust compliance, and detect configuration drift across cloud and infrastructure-as-code environments.

Lead product cybersecurity for connected heart-recovery medical devices across development and post-market lifecycles. Responsibilities include security architecture, threat modeling, risk assessments, cryptographic controls, secure boot, firmware protection, PKI, vulnerability management, penetration testing, SBOM analysis, secure OTA updates, regulatory submissions, and remediation planning. The role partners with R&D and cross-functional teams to implement secure development practices, embedded protections, cloud and device security, and compliance with medical-device cybersecurity standards.

Deploys, integrates, and sustains enterprise Forescout Network Access Control solutions supporting national security missions. Responsibilities include developing access-control policies, configuring CounterACT appliances, integrating security and network-management platforms, troubleshooting network and endpoint issues, supporting DoD Comply-to-Connect initiatives, and creating technical documentation and engineering designs. The role also collaborates with government stakeholders and engineering teams to improve network visibility, endpoint compliance, security, and operational resilience.

Design and ship product security improvements covering authentication, authorization, session and token handling, secrets management, third-party access, abuse detection, fraud prevention, and account takeover defense. Threat-model systems, remediate vulnerabilities, build secure developer tooling, and partner with Product, Engineering, and Trust & Safety. Mentor engineers and use AI-assisted development while balancing security controls with user experience.

Designs and implements cybersecurity controls for containerized, Kubernetes, microservices, cloud, and DevSecOps environments. Responsibilities include security monitoring, log analysis, threat and risk assessment, vulnerability assessments, incident response, compliance with RMF, NIST, FedRAMP, and related standards, and collaboration with engineering, development, and compliance teams. Requires active TS/SCI clearance with polygraph and at least seven years of cybersecurity engineering experience.

Designs, reviews, and sustains network security infrastructure across LAN/WAN, cloud, SD-WAN, and ACI environments. Responsibilities include firewall rule approval, security standards and documentation, CSD tool and sensor administration, SIEM and CDM tool support, incident investigation collaboration, security gap analysis, technology trade studies, and policy development. The role requires an active Secret clearance, U.S. citizenship, substantial cybersecurity experience, and multiple networking and cloud certifications.

Designs and hardens security controls for autonomous vessel fleets across embedded edge systems, vessel networks, and cloud orchestration. Responsibilities include secure boot, hardware roots of trust, cryptographic identity, mutual authentication, key management, secure updates, NixOS hardening, dependency vulnerability management, container security, CI/CD security, threat modeling, and incident response. The role collaborates with autonomy, platform security, manufacturing, field, enterprise security, and application security teams.

Designs, implements, and supports enterprise identity and access management across cloud, SaaS, on-premises, and hybrid environments. The role engineers authentication, identity governance, privileged access, Zero Trust controls, lifecycle processes, and secure application integrations. Responsibilities include monitoring identity risks, investigating incidents, automating provisioning and remediation, maintaining identity platforms, supporting audits, and communicating security recommendations to stakeholders.

Maintains and secures network and telecommunications infrastructure, including routers, switches, firewalls, VoIP systems, and other security devices. Provides Level 2 network and telecom support, monitors infrastructure, performs security scans and performance testing, conducts capacity planning, maintains security updates, troubleshoots issues, identifies root causes, and coordinates vendor support and installations.

Leads multiple engineering teams delivering customer-facing cybersecurity products. Sets technical direction and strategy, partners with Product Management, mentors engineering managers and engineers, establishes performance metrics, manages cross-organizational projects, hires engineering talent, and drives continuous improvement while fostering an empathetic, results-oriented engineering culture.

Develop and secure GPU firmware powering secure boot, updates, and attestation across NVIDIA products. Design, test, debug, and optimize low-level firmware in resource-constrained environments; improve build, regression, and security testing infrastructure; conduct security reviews; define requirements aligned with industry standards; and collaborate with hardware, software, vendors, customers, and partners. The role requires strong C skills, firmware development experience, cryptography knowledge, and expertise in hardware security.

Build and automate security infrastructure across AWS and Kubernetes, including cryptographic material lifecycle, telemetry pipelines, policy-as-code, compliance monitoring, and incident-response tooling. Develop agentic AI workflows using coding assistants, MCP integrations, and custom harnesses. Apply threat modeling and secure architecture review while partnering with engineering, risk, auditors, vendors, and clients. The role emphasizes production software, cloud-native automation, continuous control monitoring, and eliminating manual security toil.

Build and operate a reliable security platform across hundreds of AWS environments. Responsibilities include security telemetry and OpenSearch infrastructure, GitOps deployments, Kubernetes and AWS security controls, cross-account and multi-region architecture, Python automation, and agentic AI workflows. The role participates in on-call support, security incident enablement, audit evidence automation, and reliability improvements while collaborating with Security Operations, Risk, and SRE teams.

Protects enterprise systems and networks by assessing vulnerabilities, designing security architecture, implementing controls, responding to incidents, managing remediation, and tracking security metrics. Supports cloud, endpoint, identity, application, and enterprise security initiatives; contributes to resilience and disaster recovery; updates procedures; communicates business risks; and mentors less-tenured cybersecurity staff.

Leads technical security engagements involving presentations, demonstrations, workshops, architecture design, and production-ready pilots. Designs and proves Microsoft and third-party cloud security, compliance, privacy, XDR, zero trust, and data protection solutions. Collaborates with sales, consulting, and partner teams, resolves technical and competitive blockers, influences strategy, and guides customer implementations. The role requires strong technical pre-sales or consulting experience and expertise in cloud, hybrid, and on-premises infrastructure.

Designs, operates, and improves network security controls across Microsoft’s global cloud and datacenter infrastructure. Responsibilities include investigating threats and intrusions, developing detections, maintaining security hardware and software, implementing automation and policy standards, responding to incidents, supporting on-call operations, and leading mitigation and postmortem improvements. The role also provides technical direction for firewalls, IDS/IPS, segmentation, VPN, DDoS protection, and other network defense technologies.

Leads the architecture, engineering, operation, and lifecycle management of enterprise network security services. Designs and supports network access control, authentication, firewalls, VPN, segmentation, Zero Trust, DNS security, certificates, monitoring, and cloud security integrations. Acts as a senior escalation resource for incidents, troubleshooting, and root-cause analysis. Establishes technical standards, leads complex projects, mentors engineers, collaborates across technology teams, and supports reliability, compliance, documentation, automation, and continuous improvement.

Owns SIS’s information security program and ISO 27001 certification, including security architecture, control implementation, vulnerability management, incident response, application and vendor assessments, automation, access governance, audit readiness, security questionnaires, policies, metrics, and physical security technology oversight. The role provides senior technical guidance across cloud, identity, endpoint, network, application, and physical security environments while operating within ITIL processes.

Designs, deploys, and optimizes enterprise network security solutions for clients. Leads firewall, SD-WAN, segmentation, secure access, identity, and SASE implementations; resolves critical incidents; performs security assessments; advises technical and executive stakeholders; collaborates across cloud and infrastructure teams; and mentors junior engineers.

Secures enterprise applications, cloud platforms, networks, and infrastructure through security engineering, monitoring, threat detection, vulnerability management, and incident response. Designs security controls, develops security policies and documentation, supports hybrid and air-gapped environments, and mentors technical teams. The role also integrates applications and advanced AI systems, manages data architectures, and applies cybersecurity practices across AWS, Azure, or Google Cloud environments.

Lead product security for regulated medical device software, integrating security across the development lifecycle. Conduct threat modeling, risk and vulnerability assessments, security architecture reviews, penetration testing, code reviews, incident response, vendor assessments, and compliance activities. Support secure boot, communications, updates, access controls, and data protection. Collaborate with Agile scrum teams, document security practices, promote security awareness, and contribute to product security strategy for current and next-generation devices.

Deploys, integrates, maintains, and troubleshoots cybersecurity solutions across government customer environments. Performs STIG compliance validation, vulnerability scanning, remediation, system hardening, RMF support, configuration management, and security testing. Creates technical documentation and presents security concepts and remediation plans to stakeholders. The role requires extensive onsite travel to CONUS and OCONUS locations and collaboration with government personnel, vendors, and engineering teams.

Partners with Sales to advise enterprise customers on cybersecurity, identity, asset visibility, exposure management, and risk solutions. Leads technical discovery, solution design, demonstrations, proof-of-value and proof-of-concept engagements, customer validation, training, and executive presentations. Translates technical capabilities into business outcomes while supporting complex sales cycles and collaborating with Product, Marketing, Customer Success, and Support. Travel is typically 25–50%.

Partners with Sales to advise enterprise customers on cybersecurity, identity, access, asset visibility, exposure management, and risk solutions. Leads technical discovery, solution design, demonstrations, proof-of-value engagements, customer validation, training, and executive discussions. Translates technical capabilities into business outcomes while supporting complex enterprise sales cycles. Collaborates with Product, Marketing, Customer Success, and Support teams, and travels approximately 25–50% as required.

Partners with Sales to advise enterprise customers on cybersecurity, identity, access, asset visibility, exposure management, and risk solutions. Leads technical discovery, solution design, demonstrations, proof-of-value engagements, customer validation, training, and executive discussions. Requires strong cybersecurity and enterprise networking expertise, customer-facing pre-sales experience, and the ability to connect technical capabilities to business outcomes. Supports complex sales cycles, collaborates cross-functionally, and travels approximately 25–50%.