Top Cyber Security Jobs in Los Angeles, CA

Partners with Sales to lead technical discovery, solution design, demonstrations, proof-of-value engagements, and customer validations for cybersecurity, identity, exposure management, and risk solutions. Advises enterprise security, identity, infrastructure, IT, risk, and executive stakeholders; explains network integrations and business outcomes; develops technical content and training; and supports sales pursuits, events, and competitive evaluations. Travel is typically 25–50%.

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.

Leads enterprise network security architecture, engineering, and modernization across cloud and on-premises environments. Designs firewalls, WAF, DDoS protection, Azure connectivity, microsegmentation, Zero Trust, SASE, and SD-WAN solutions. Serves as a Level 3 incident escalation point, drives root-cause analysis and resilience improvements, establishes automation and DevSecOps standards, and mentors engineers. Partners with stakeholders and vendors to deliver secure, scalable network security platforms.

Leads product security engineering for satellite and ground systems, including cybersecurity architecture, RMF implementation, risk and vulnerability assessments, cryptographic keying, security requirements, certification, supplier security, and lifecycle resiliency. Coordinates with engineering teams, customers, government agencies, suppliers, and senior leadership while supporting classified environments and accreditation activities.

Serves as the senior technical authority for enterprise browser data protection and security. Owns architecture, roadmap, standards, lifecycle, browser-based DLP controls, integrations, automation, and operational support. Leads complex troubleshooting, major incident response, root-cause analysis, runbook development, and continuous improvement. Partners across cybersecurity, identity, endpoint, network, cloud, risk, compliance, and vendor teams while mentoring engineers and influencing enterprise security design.

Build and maintain network edge security systems that improve API security posture, detect and mitigate abusive traffic, and respond to emerging threats. Responsibilities include developing streaming analytics pipelines, integrating CDN and security vendors, managing production systems, contributing to machine learning models, and implementing AI-driven traffic classification. The role requires software or security engineering experience, expertise in Java, Kotlin, TypeScript, Python, SQL, Spark, CDN platforms, and AWS.

Build and operate secure AI platforms, agent workflows, and reusable automation patterns. Embed security into SDLC and PDLC through threat modeling, scanning, secrets detection, supply-chain controls, and automated reviews. Develop AWS identity, network, access, and infrastructure guardrails, including zero-trust and privileged-access automation. Own production services, monitoring, incident response, and on-call support while partnering with teams across the company to enable secure self-service workflows.

Build and operate security infrastructure for MongoDB Atlas across AWS, Azure, and Google Cloud. Responsibilities include hardening Linux hosts and containers, implementing cloud security controls, workload identity, vulnerability management, Infrastructure-as-Code, runtime threat detection, and monitoring systems. The role leads initiatives from threat modeling and architecture through deployment and long-term production reliability.

Build and operate security infrastructure protecting MongoDB Atlas across AWS, Azure, and GCP. Responsibilities include hardening Linux hosts and containers, implementing Kubernetes security controls, managing CSPM and workload identity platforms, deploying security controls through Terraform and other IaC tools, and creating monitoring and alerting systems. The role leads initiatives from threat modeling and architecture through implementation, rollout, and ongoing production reliability.

Architects and manages enterprise security engineering, threat detection, vulnerability assessment, security hardening, incident response, and security policies across cloud, on-premises, and SaaS environments. The role monitors security logs, supports compliance, advises on vendors and implementations, integrates security into the development lifecycle, and participates in on-call and change management activities.

Owns enterprise AI security assessment, architecture, and control programs. The role evaluates AI systems, vendors, platforms, and shadow AI; designs secure architectures, guardrails, identity models, sandboxes, gateways, and runtime controls; and develops detection and response capabilities for prompt injection, jailbreaks, data leakage, and tool misuse. The engineer partners with governance, identity, platform, engineering, and security operations teams, advises senior leaders, drives remediation, and mentors security professionals.

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.

Own and scale Jellyfish’s security engineering program, including strategy, architecture, secure SDLC governance, AI security, threat modeling, vulnerability remediation, incident response, penetration testing, and bug bounty programs. The role combines hands-on software development with executive advising, cross-functional leadership, mentorship, and security risk management across SaaS infrastructure and customer-facing AI products.

Secure Runpod’s multitenant GPU cloud infrastructure across bare-metal and virtualized environments. Responsibilities include designing workload and network isolation, hardening Linux kernels and container platforms, testing hypervisor and hardware security, developing low-level controls in C, Go, or Rust, securing GPU and PCIe interactions, and responding to infrastructure security incidents with forensic capabilities for ephemeral containers.

Develop and validate security strategies for GPS systems, including test vectors, plans, procedures, cryptographic controls, information assurance, and security protocol compliance. Conduct white-box and black-box testing, audits, technical assessments, and security impact assessments. Coordinate with vendors, integrators, government stakeholders, and program offices on security requirements, certification, acquisition milestones, and technical standards. The role requires an active DoD Secret clearance and on-site work in El Segundo three to five days weekly.

Leads CrowdStrike Falcon cybersecurity engagements, including MDR, MSS, NG-SIEM, detection engineering, platform optimization, and automated response. Advises clients, delivers executive briefings, manages engagement financials, mentors cybersecurity teams, supports sales and alliance development, and strengthens SOC capabilities. Requires 10+ years of cybersecurity consulting experience and at least three years managing CrowdStrike Falcon.

Designs and hardens on-device security for Specs, including access control, secure IPC, sandboxing, trusted execution, cryptography, and platform protection. Develops privacy and security controls for on-device AI, protects sensitive data and model integrity, and secures OS, firmware, applications, services, sensors, and cloud-connected surfaces. Improves fuzzing infrastructure, automated security testing, threat modeling, vulnerability assessment, code review, and continuous validation across embedded and AI/ML system boundaries.

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.

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.

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.

Provides customer-facing cybersecurity expertise during presales engagements. Consults with CIOs, CISOs, security engineers, and procurement teams; educates sales teams; develops cybersecurity collateral, use cases, and service offerings; supports solution scoping and statements of work; and demonstrates security technologies including DLP, DSPM, DDR, and file encryption. The role requires strong cybersecurity knowledge, presales consulting experience, security framework familiarity, product expertise, and up to 20% travel.

Provides customer-facing presales cybersecurity expertise focused on OT and IoT environments. Advises executives, security teams, and procurement stakeholders; develops security services, sales collateral, use cases, system and network diagrams, and lab demonstrations. Educates sales teams, stays current on security technologies and trends, and supports consultative solution engagements involving industrial protocols, asset visibility, traffic analysis, segmentation, cloud security, and security frameworks.

Lead security reviews, code audits, penetration testing, vulnerability research, and mitigation efforts for Microsoft Windows services. Develop reusable security tools and agents, identify attack vectors and architectural risks, demonstrate exploit impact, and collaborate with product engineering teams to design scalable defenses and improve security investments.

Develops secure, isolated attack scenarios across cloud, on-premises, and hybrid environments. Reproduces vulnerabilities, builds multi-step attack chains, creates automated graders and reward signals, and validates outcomes using system state and telemetry. The role also develops attack variants and benign comparisons to evaluate AI security agents, partnering with threat researchers, AI engineers, and environment engineers.