Top Senior Cyber Security Jobs in Los Angeles, CA

Lead Snap’s Production Security team and secure infrastructure across AWS and Google Cloud. Set technical strategy for perimeter security, workload identity, secrets management, CI/CD, and cloud controls; oversee service reliability, incident response, vulnerability remediation, security reviews, and risk acceptance. Partner with engineering teams to embed security by default, guide responsible AI adoption, recruit and develop engineers, and drive company-wide security platform adoption.

Designs and implements security controls for backend services and multi-cloud infrastructure. Conducts security reviews, remediates vulnerabilities and misconfigurations, secures CI/CD pipelines, and embeds secure design practices across engineering teams. The role also supports responsible AI and LLM adoption, mentors junior engineers, and champions security and privacy.

Leads spacecraft and avionics cybersecurity architecture, cryptographic subsystem integration, secure boot, key storage, red/black isolation, threat assessment, and security verification. Designs constellation and vehicle networks across RF and optical links, manages requirements and supplier coordination, supports DoD RMF compliance, and briefs customers and government stakeholders on product-level security.

Lead cryptographic security assessments of protocols, libraries, applications, and high-assurance systems. Analyze advanced cryptographic constructions, identify design and implementation weaknesses, validate exploitability, and recommend remediation. Build testing and analysis tools, manage client delivery, write precise technical reports, mentor engineers, contribute to methodologies and services, and support open-source research and technical publications.

Lead client engagements to design and implement secure network architectures (Zero Trust, SASE/SSE, segmentation, OT security). Manage teams, mentor staff, oversee enterprise network security configurations, and ensure project delivery and quality. Collaborate with clients to align security strategies with business objectives and drive innovation in network security practices.

Build and scale backend security platform services, including authentication, authorization, identity infrastructure, permission systems, and data models. Lead cross-team technical initiatives, standardize security solutions, collaborate with compliance and mission stakeholders, and influence architecture and engineering standards. The role requires strong system design, backend development, security expertise, technical leadership, and the ability to operate in sensitive environments.

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.

Partners with Sales to lead technical discovery, solution design, demonstrations, proof-of-value engagements, and customer validation for cybersecurity, identity, asset visibility, exposure management, and risk solutions. Advises enterprise security and executive stakeholders, explains integrations with network environments, develops technical documentation, delivers training, supports events, and contributes to complex sales cycles and customer outcomes. Travel is typically 25–50%.

Lead identity and access security across a global portfolio, including authentication, authorization, non-human identities, PAM, JIT access, and Cloudflare ZTNA. Design Okta policies, integrate endpoint and SaaS security signals, manage identity governance and compliance, and automate security workflows using infrastructure-as-code, scripting, and AI tooling. Influence cross-functional teams, modernize access controls, and drive complex security initiatives to completion.

Leads architecture and implementation of Microsoft Red Team visibility, telemetry, monitoring, detection, alerting, deconfliction, and operational security capabilities. Designs scalable services and data pipelines, maintains authoritative operational asset inventories, identifies systemic security gaps, and drives durable engineering solutions. Provides hands-on technical leadership, architecture reviews, debugging, incident response, mentorship, and cross-organizational influence while enabling authentic Red Team operations with strong defensive visibility and control.

Provides security engineering and architecture expertise for FedRAMP Cloud Service Provider assessments. Reviews full-stack architectures, authorization packages, security controls, policies, assessment reports, vulnerability scans, and penetration tests for compliance with FedRAMP, NIST, FISMA, RMF, and agency requirements. Leads vendor interviews, identifies technical and documentation gaps, supports continuous monitoring, advises government program leaders and CISOs, and provides security recommendations for cloud systems.

Leads enterprise security architecture for cloud and on-premises systems supporting a federal agency. Develops security standards, reference architectures, diagrams, policies, procedures, and hardening guidance; assesses architectures and security postures; identifies gaps and privacy requirements; supports Zero Trust, RMF, acquisition, compliance, risk management, and technical briefings. Partners with stakeholders to translate business needs into secure technical solutions and maintains architecture documentation throughout the system lifecycle.

Designs and manages global enterprise firewall policies, routing, switching, wireless, and network access controls across manufacturing sites, offices, and data centers. Develops automation and Infrastructure-as-Code solutions, supports network and security projects, responds to incidents, and coordinates cross-functional technical requests. The role requires dual expertise in network and security engineering, enterprise-scale infrastructure experience, and participation in on-call support. International and domestic travel may be required.

Designs and maintains Cribl data models and security log pipelines, routing and transforming telemetry into enterprise SIEM platforms. Supports SIEM, XDR, vulnerability management, DLP, endpoint security, Linux sensors, system hardening, threat detection, and defensive security architecture. Develops Python and Bash automation, integrations, and security controls while troubleshooting complex data issues. The role is fully remote within the United States, includes occasional South Carolina onsite work, and requires on-call participation.

Implement and configure SailPoint IdentityIQ and Identity Security Cloud solutions, including identity lifecycle management, access certifications, provisioning, integrations, workflows, rules, and application onboarding. Lead or support IIQ-to-ISC migrations, gather client requirements, create technical documentation, troubleshoot deployments, and support UAT and hypercare. The role also involves client interaction, mentoring junior engineers, and contributing to reusable delivery assets in a remote consulting environment.

Provides pre-sales technical support and technical account management for Vectra’s cybersecurity platform. Leads customer discovery, product demonstrations, proofs of concept, technology reviews, integrations, and security architecture discussions. Builds technical relationships with customers and channel partners, supports sales teams, collaborates on deployments and product projects, and maintains expertise in security technologies, networking, cloud security, attacker progression, incident response, and competitive offerings. Regional travel is required as needed.

Own and improve Onebrief’s corporate security stack across endpoints, identity, SaaS, browsers, Zero Trust, EDR, SIEM, and MDM. Establish secure configuration baselines, detect and remediate drift, integrate telemetry, and build API-driven or infrastructure-as-code automation. Translate CMMC 2.0 and NIST-aligned requirements into continuously validated technical controls and reliable audit evidence. Partner with Corporate IT, Security Operations, GRC, and application owners to strengthen security posture and reduce manual compliance work.

Designs and engineers secure data solutions across cloud, hybrid, and on-premises environments. The role conducts security architecture assessments, vulnerability analyses, risk assessments, and gap analyses; develops mitigation strategies; and advises teams on data governance, encryption, identity and access management, application security, cloud security, and secure data exchange. Responsibilities also include evaluating security technologies, implementing protective controls, supporting compliance, and mentoring team members.

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.

Designs, develops, deploys, and supports enterprise security automations, custom tools, integrations, and workflows. Responsibilities include Python-based application and API development, vulnerability enrichment, incident response automation, IAM administration, Linux and Docker platform support, and administration of SIEM, SOAR, endpoint, cloud, network, and other security technologies. The role also troubleshoots integrations, monitors operational health, supports security teams, and maintains resilient, secure configurations across enterprise systems.

Leads regional enterprise security sales by serving as a cloud security expert, shaping opportunities, advising account teams, managing executive relationships, and orchestrating technical teams and partners. Conducts architecture reviews, demos, proof-of-concepts, pilots, ROI/TCO analyses, and consultative engagements to promote Microsoft security solutions, Zero Trust adoption, and customer business outcomes.

Own and advance cybersecurity for satellites, flight software, ground systems, mission networks, communication links, and AWS infrastructure. Responsibilities include security architecture, threat modeling, vulnerability management, incident response, IAM, SIEM detection engineering, network defense, cloud security, DLP, security assessments, awareness training, and compliance with CMMC Level 2, NIST 800-171, and ITAR/EAR requirements. The role collaborates with aerospace, software, systems, and compliance teams and requires expertise in mission-system security.

Designs and advances security architecture for Microsoft’s enterprise productivity environment. The role assesses evolving risk, analyzes systems and telemetry, develops reusable security patterns and tooling, partners with engineering teams on deployment, communicates risk and tradeoffs, and establishes priorities and roadmaps amid incomplete information.

Secure Wiz’s products, CI/CD systems, and production cloud infrastructure through threat modeling, security reviews, vulnerability management, detection and response, cloud and Kubernetes security baselines, policy-as-code, and automation. Partner with engineering, DevOps, operations, and Federal teams to implement scalable security controls, remediate risks, support FedRAMP requirements, and promote secure-by-design development practices.

Lead architecture and hands-on development of Microsoft's AI Safety Platform, building observability, detection, investigation, threat-hunting, and distributed data-processing capabilities. Design attack detection infrastructure, correlate high-volume telemetry, apply AI security research, conduct security and privacy reviews, and partner across engineering, science, and incident response teams. Mentor engineers and provide technical leadership for complex AI security systems.