Top Senior Cyber Security Jobs in Washington, DC

Assess product and application architectures, develop threat models, identify security risks, and guide engineering teams on remediation. Promote security culture through training, mentoring, vulnerability management, and internal security initiatives. Build security tooling, automation, patterns, and workflows that embed secure-by-design practices across engineering. Partner with product managers, designers, and engineers to secure complex, large-scale cloud systems.

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.

Manage enterprise and federal cybersecurity compliance programs, audit readiness, continuous monitoring, POA&M remediation, third-party risk, policy governance, documentation, and security training. Coordinate cross-functional stakeholders across Security, Engineering, DevOps, IT, GRC, Procurement, and Legal. Maintain compliance plans, evidence, risk registers, control documentation, and audit-ready materials while supporting FedRAMP High, DoD IL5, SOC 2, ISO 27001, and related requirements.

Lead application security across the SDLC, partnering with engineering teams on secure architecture, coding, testing, deployment, and cloud services. Conduct manual web application and API testing, improve automated CI/CD security controls, establish secure coding standards, assess third-party risks, support vulnerability management and incident response, and ensure healthcare compliance. The role also develops enterprise-wide security policies and evaluates emerging security technologies.

Lead enterprise eDiscovery and insider-risk investigations by collecting, preserving, analyzing, and reviewing data from cloud infrastructure, endpoints, and repositories. Build AI-powered automation, correlate activity logs into investigative timelines, manage legal holds and governance policies, support digital forensics, and produce structured evidence packages for Security, Legal, HR, and investigative teams.

Supports enterprise cybersecurity and GRC programs through third-party risk assessments, security testing coordination, corrective action tracking, policy development, compliance support, incident response planning, disaster recovery exercises, and enforcement of technical and administrative controls. Partners with engineering, operations, managed security providers, and internal stakeholders to strengthen security posture across cloud and hybrid environments.

Designs, implements, and optimizes Microsoft Purview information protection, DLP, insider risk, records management, and lifecycle governance controls across Microsoft 365 environments. Partners with mission stakeholders and technical teams to translate policy into enforcement mechanisms. Builds sensitivity labels, sensitive information types, encryption and retention policies, audit and eDiscovery capabilities, and Entra ID governance controls. Supports Zero Trust initiatives, automation, compliance engineering, and mentoring.

Lead customer-facing security architecture for federal cloud, Kubernetes, GPU, and HPC environments. Design accredited and classified deployments, translate FedRAMP, RMF, DoD, CMMC, and STIG requirements into technical controls, and support ATO documentation and assessments. Lead proofs of concept, workload reviews, compliance automation, technical workshops, and roadmap development. Partner with federal customers, defense organizations, compliance teams, and engineering groups while supporting secure air-gapped environments and emerging AI security solutions.

Drive application security by running SAST/SCA, threat modeling, vulnerability management, and remediation. Advise on secure architecture, train engineers, support pentests/bug bounties, and administer AWS Control Tower and IAM. Innovate with AI to improve AppSec tooling and practices.

Leads secure enterprise architecture design and GitLab Professional Services implementations across application security, cloud security, DevSecOps, identity, vulnerability management, and compliance. Guides SaaS, Self-Managed, and Dedicated deployment decisions; leads CI/CD, source control, and security-tool migrations; conducts risk assessments and threat modeling; supports pre-sales scoping and statements of work; coordinates cross-functional delivery; mentors consultants; and develops security enablement materials.

Lead Pomelo Care’s enterprise security governance, risk, and compliance program. Own SOC 2 Type II and HITRUST certification lifecycles, security policies, access governance, HIPAA risk assessments, awareness training, control monitoring, incident response, and third-party risk assessments. Partner with engineering leadership to align technical roadmaps with security strategy, represent the company during audits and partner due diligence, and report security posture and program maturity to executives.

Lead complex security investigations across endpoint, identity, cloud, email, SaaS, and network environments. Own incidents through containment, remediation coordination, documentation, and post-incident review. Tune detections, queries, dashboards, workflows, and SOAR playbooks; improve SOC metrics, threat coverage, alert fidelity, and response processes. Partner on vulnerability and cloud-risk remediation, participate in global on-call rotation, use approved AI capabilities responsibly, and mentor analysts.

Provides technical leadership for enterprise AI security, designing secure AI platform architectures, vetting frameworks, identity and posture management for AI agents, and preventative security guardrails. The role requires building scalable security systems with Python, Go, or Java, managing infrastructure as code, addressing cloud and container security, mentoring engineers, and advising leadership on AI security risks.

The Senior Security Engineer architects, implements, and supports enterprise security capabilities across vulnerability management, cloud security, identity, endpoint, application security, and security architecture. The role leads security initiatives, resolves complex platform issues, develops automation and AI-assisted workflows, establishes documentation and reporting standards, and mentors security engineers and analysts while partnering across infrastructure, application, network, cloud, and security teams.

Leads the company’s information security operations and reports to the CISO. Oversees SIEM, threat detection, vulnerability management, penetration testing, incident response, SOC 2 Type II compliance, third-party risk, security awareness, cloud and endpoint security, and regulatory cybersecurity coordination. Manages security policies, breach readiness, tabletop exercises, KPIs, audits, and emerging technology evaluations while partnering with IT, infrastructure, compliance, regulators, and executive leadership.

Designs, deploys, troubleshoots, and supports enterprise network and security infrastructure, including routing, switching, firewalls, wireless, cloud networking, VPNs, and data center services. The role analyzes operational incidents, implements remediation, maintains documentation, communicates with management, supports roadmap decisions, and participates in on-call rotations. It requires extensive experience with multi-vendor network security technologies, cloud platforms, and customer-facing technical work.

Lead Booz Allen’s Product Security practice, defining standards and solutions while supporting sales and client delivery. Direct product security assessments, testing, hardening, vulnerability management, secure software development, and cybersecurity strategy across the product lifecycle. Lead and develop Product Security Engineers and Architects, advise engineering teams, establish security KPIs and KRIs, present findings, and implement tools and processes for secure-by-design products, including software, embedded systems, and hardware.

Supports cybersecurity and systems security engineering for U.S. Navy afloat and undersea platforms. Responsibilities include designing and assessing security solutions, analyzing vulnerabilities, conducting security testing, mitigating risks, applying RMF and NIST guidance, reviewing system architectures, and supporting accreditation and cyber readiness. The role collaborates with technical stakeholders across integration, operations, sustainment, and lifecycle activities for maritime and autonomous systems.

Designs and integrates secure information systems, cloud, and defense architectures; leads federal NIST RMF and ATO processes; implements security controls; performs vulnerability, threat, and risk assessments; advises engineering and program teams; and manages continuous monitoring, compliance, audit, and patch-management activities.

Lead the creation and growth of a new OT/IoT cybersecurity practice, owning its P&L, offerings, pricing, partnerships, hiring, delivery quality, and go-to-market strategy. Serve as a senior technical SME and trusted advisor for client assessments, regulatory compliance, executive workshops, roadmaps, and security engagements. Shape and close consulting opportunities, develop methodologies and deliverables, manage teams, and advise organizations on ICS/SCADA, segmentation, monitoring, IT/OT convergence, and AI-related risks.

Leads technical security sales engagements through demonstrations, proofs of concept, hackathons, architecture workshops, and customer consultations. Designs secure, scalable cloud and hybrid architectures, resolves technical blockers, and advises customers on Microsoft Security solutions, including Defender and Sentinel. Develops security posture recommendations, supports XDR, zero trust, cloud security, and AI adoption strategies, while influencing technical decisions and representing Microsoft in developer communities.

Own product and infrastructure security across fintech products and cloud environments. Lead threat modeling, architecture reviews, secure code reviews, vulnerability management, bug bounty operations, CI/CD security scanning, IAM and secrets management, and security standards. Partner directly with engineering leadership to identify and remediate critical vulnerabilities across backend services, APIs, frontends, Solana programs, and infrastructure.

Assess cloud, network, infrastructure, and application designs against security and compliance requirements. Translate requirements into technical specifications, security blueprints, and engineering guardrails. Support compliance programs, control assessments, and audits, investigate security risks, define remediation, and improve security-control adoption through AI and automation.

Owns end-to-end security engineering, including risk identification, secure-by-default libraries, least-privilege guardrails, developer machine hardening, supply-chain security, and identity and authentication protections. Partners with compliance to implement effective controls for healthcare requirements such as HIPAA and HITRUST. The role requires production software engineering and security expertise, with broad autonomy in a fully remote environment.