Top Senior Cyber Security Jobs

Leads cryptographic engineering for space and ground satellite communications systems supporting the U.S. Space Force. Responsibilities include crypto unit trade studies, technical design, hardware and firmware integration, testing and verification, secure key management, requirements traceability, lifecycle management, and compliance with cybersecurity standards. The role interfaces with government and industry partners, contributes to design reviews, mentors engineers, and requires an active TS/SCI clearance with extensive systems engineering and cryptography experience.

Designs, implements, and maintains enterprise IAM solutions across hybrid on-premises and cloud environments. The role drives Zero Trust modernization, identity automation, access governance, privileged access controls, threat monitoring, and automated response. Responsibilities include evaluating security technologies, mitigating identity risks, supporting compliance and audit readiness, and establishing security standards. The engineer collaborates with infrastructure, application, and security teams and participates in rotational on-call, weekend, and holiday support.

Build a Physical AI security platform covering threat modeling, cyber risk analysis, intrusion detection, security testing, investigations, and agentic workflows. Develop full-stack features with TypeScript, React, and a typed backend language; integrate web applications, AI agents, and autonomous devices; deploy LLM-powered capabilities; and model relational domains with traceability and durable asynchronous workflows.

Own the organization’s infrastructure and application security posture across Azure, AKS, on-premises systems, and client applications. Lead vulnerability management, penetration testing, IAM hardening, container and CI/CD security, incident response, compliance readiness for SOC 2 and GDPR, client security requirements, and audit coordination. Develop runbooks, detection logic, remediation plans, and leadership metrics while partnering with engineering, DevOps, offshore teams, auditors, vendors, and clients.

Oversee the security of firm applications, networks, systems, hardware, and mobile devices throughout their lifecycles. Develop security requirements and architecture, manage controls and configurations, perform certification and accreditation, maintain asset inventories, and ensure secure development and acquisition practices. Collaborate across departments and mentor team members while serving as a primary technical security contact. The role requires independent judgment, strong analytical ability, knowledge of security frameworks and technologies, and at least seven years of related experience.

Leads cybersecurity solutions engineering for government and education customers across managed security, network monitoring, cloud security, and related services. Provides technical discovery, solution design, demonstrations, proofs of concept, onboarding, deployment guidance, escalations, and post-sales support. Partners with sales and technical account teams, mentors engineers, develops enablement materials, informs product strategy, identifies expansion opportunities, and manages customer activity in Salesforce.

Design, implement, maintain, and support cybersecurity tools and platforms, including EDR, DLP, web proxy, messaging security, vulnerability management, and identity and access management. Develop security playbooks and troubleshooting documentation, assist with incident response, collaborate across teams, and improve the confidentiality, integrity, and availability of systems and data.

Designs, implements, maintains, and supports information security tools and platforms protecting systems, networks, and data. Performs security engineering, operations, vulnerability management, incident management, threat intelligence, threat hunting, and cyber threat analytics. Manages EDR, DLP, web proxy, messaging, vulnerability management, and identity-access tools; develops playbooks and troubleshooting documentation; and assists with incident response while collaborating cross-functionally to improve security posture.

Leads BackOps’ infrastructure and security engineering team, owning multi-cloud and on-premise infrastructure, reliability, networking, access controls, secrets, vulnerability management, SOC 2 controls, and security automation. The role includes hiring and mentoring engineers, establishing paved roads and operational standards, translating risks for executives and customers, improving incident response, and building scalable security and infrastructure functions.

Leads the design and implementation of secure IT infrastructure, advanced security monitoring, threat analysis, incident response, digital forensics, risk assessments, and security controls. Maintains Windows environments, Active Directory forests, domain controllers, certificate services, hypervisors, and hardened Group Policy configurations. Evaluates security technologies, documents breaches, mentors junior engineers, and participates in on-call incident response.

Design, implement, and operate Apollo’s security controls across identity, cloud infrastructure, endpoints, and incident response. Build secure-by-default systems, evaluate security vendors, lead security projects, shape the roadmap, and promote effective security practices across the organization. Key initiatives include zero-trust migration, agentic SOC development, sandbox hardening, third-party access reviews, incident response, and penetration-testing tooling.

Secure Apollo’s internal software, infrastructure, and AI-agent environments through threat modeling, red teaming, attack-trajectory development, adversary tracking, and detection engineering. Own security findings through remediation by designing durable controls, automated tests, CI/CD integrations, and monitoring. Collaborate closely with engineers and research teams to address novel AI-agent and insider-risk threats while documenting threat models and failure modes clearly.

Designs and governs secure network architectures across enterprise, cloud, manufacturing, and remote-access environments. Responsibilities include creating reference architectures and standards, leading Palo Alto Networks security solutions, reviewing firewall and segmentation designs, integrating Azure and Microsoft security technologies, and defining logging and policy-management requirements. The role partners with engineering and project teams to translate business and application needs into practical, supportable network security designs.

Designs, operates, and secures on-premises and cloud network architectures across Cisco Meraki, Cloudflare, AWS, and GCP. Responsibilities include network segmentation, firewalls, VPNs, zero-trust access, security monitoring, incident response, and protection of CUI, EAR, and ITAR-controlled data. The role partners with IT, security, and engineering teams to meet compliance and business requirements.

Manage and enhance the firm’s information security systems, threat lifecycle, incident response, risk management, and security technology. Review and investigate security events, coordinate threat mitigation, lead third-party assessments, design scalable security environments, provide security consulting, and support users. The role requires expertise in SIEM, network and endpoint security, cloud technologies, incident response, Linux, and enterprise security controls.

Own and modernize PKI and certificate lifecycle systems for automotive products and EV charging. Design authentication and authorization using X.509, mTLS, OAuth2, and OIDC; build shared infrastructure with Kubernetes, service mesh, and workload identity; support secure boot and key management; operate production services through GitOps and observability; document systems and mentor engineers.

Leads presales security architecture for enterprise customers, partnering with sales, engineering, and technology vendors. Designs hybrid, multicloud, and AI security strategies; conducts demonstrations, architecture sessions, webinars, and presentations; develops technical collateral, proposals, reference architectures, and proof-of-concept labs. Identifies security opportunities, supports solution selling, coordinates implementations, resolves issues, and maintains customer and stakeholder relationships across the sales cycle.

Designs, implements, and maintains enterprise network security infrastructure, with emphasis on Palo Alto firewalls, GlobalProtect VPN, hybrid Azure/AWS connectivity, routing, switching, and 802.1X certificate-based access control. Secures wired, wireless, camera, and IoT devices using TLS/PKI authentication; troubleshoots firewall, VPN, wireless, and network issues; manages VLAN segmentation and Ruckus switching; and may support Prisma and CASB initiatives.

Protect the firm from web-based threats by designing, implementing, and maintaining web filtering proxies, secure web gateways, and cloud proxy platforms. Develop security policies for web filtering, SSL inspection, DLP, and threat prevention; translate regulatory requirements into technical controls; automate policy management and integrate security tools with SIEM, SOAR, and identity platforms. Support incident response, secure business use cases, scalability, Zero Trust alignment, and leadership reporting on risks and program maturity.

Leads security engineering across application, cloud, infrastructure, and on-premises environments. Designs security controls, vulnerability-management processes, patching cycles, image refreshes, cloud guardrails, network isolation, WAF, identity, and secrets-management practices. Prioritizes remediation using CVSS, EPSS, CISA KEV, and SLA-driven metrics. Provides technical direction, reviews fixes, mentors engineers, builds standards and runbooks, and coordinates cross-functional security initiatives globally without direct people-management responsibility.

Secures and hardens application, cloud, infrastructure, operating systems, containers, CI/CD pipelines, and networks across multi-cloud and on-premises environments. Improves patching and golden-image processes, scales AI-assisted SAST and SCA tooling, prioritizes vulnerabilities, validates fixes, tracks remediation metrics, creates reusable tooling and runbooks, mentors junior engineers, and partners with application and platform teams to deliver security improvements.

Designs and operates identity security controls across enterprise platforms, including conditional access, privileged access, workload identities, and phishing-resistant authentication. Analyzes security logs, supports FIDO2 rollouts, manages identity risk, and participates in attack path management. The role also researches AI-assisted security tooling, automates operational workflows, documents standards and runbooks, and collaborates with Security, Systems, DevOps, Network, and Development teams.

Provides information systems security engineering for complex, geographically distributed systems. Responsibilities include designing security architectures, validating requirements, assessing and mitigating risks, applying the Risk Management Framework, conducting vulnerability and security testing, auditing configurations, supporting certification and continuous monitoring, enforcing security policies, and collaborating with engineering, development, integration, test, program management, and customer teams.

Designs, automates, and supports complex cybersecurity solutions across cloud and infrastructure environments. Responsibilities include security alert monitoring, incident and vulnerability management, security architecture, SIEM tuning, access reviews, compliance with frameworks such as SOC 2 and CMMC, risk assessments, third-party security reviews, scripting, and secure technology guidance. The role also mentors team members and partners with technical and business stakeholders to improve security posture.

Designs, develops, and operates encryption, tokenization, and key management platforms that protect sensitive data. Leads secure, scalable architecture and production implementation, ensuring high availability, disaster recovery, observability, compliance, and auditability. Partners with security, compliance, governance, product, and application teams; applies cryptography standards; mentors engineers; and improves platform performance, cost efficiency, reliability, and developer experience. Requires strong software engineering, cloud, SRE, cryptography, stateful systems, CI/CD, and infrastructure-as-code expertise.