Top Senior Cyber Security Jobs in Los Angeles, CA

Operate and optimize exposure management, vulnerability management, RBVM, CAASM, and CNAPP platforms. Configure scanners, asset inventories, risk prioritization, integrations, dashboards, remediation workflows, and cloud security monitoring. Automate security operations using scripts, APIs, and Axonius capabilities while coordinating remediation with client engineering teams. Support vulnerability lifecycle management, compliance scanning, reporting, platform tuning, client meetings, and operational documentation.

Own the technical sales lifecycle for API, agent, and AI security solutions. Lead customer discovery, solution design, demonstrations, workshops, and technical engagements. Advise customers on security strategies, threat mitigation, posture management, and cloud-native architectures. Serve as a cybersecurity subject matter expert, translate complex concepts for technical and executive audiences, gather requirements, and collaborate with sales, product, engineering, and partners to deliver successful security transformations.

Design, build, and own security-focused modules for Walrus’s B2B payment verification platform, including payments, reputation, and authentication capabilities. Write and maintain production code while emphasizing bug prevention, testability, maintainability, data-driven product decisions, and thoughtful software design. Collaborate closely with an early-stage team to establish engineering standards, development practices, and a supportive workplace culture.

Designs, deploys, maintains, and improves enterprise cybersecurity infrastructure across network, application, cloud, and on-premises environments. Responsibilities include operating firewalls and defensive platforms, managing SASE/ZTNA and SD-WAN implementations, conducting vulnerability and threat analysis, supporting incident response, maintaining secure baselines, automating operational tasks, integrating intrusion detection telemetry, collaborating with SOC and network teams, and contributing to security architecture and roadmap decisions.

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.

Designs, implements, and operationalizes AI security and GenAI data protection controls across enterprise AI usage. Engineers AI Gateway policies, detection logic, monitoring, coaching, redaction, quarantine, and blocking capabilities. Integrates telemetry with SIEM, SOAR, ITSM, identity, and data protection platforms. Assesses risks involving AI agents, MCP, APIs, non-human identities, and third-party integrations while improving control effectiveness, documenting standards, supporting audits, and partnering with technical and business teams.

Implements, migrates, supports, and provides design assistance for enterprise network security solutions. The role serves as a technical SME for firewall platforms, performs network assessments, executes complex firewall and SD-WAN migrations, troubleshoots hybrid environments, develops technical documentation, and leads client-facing technical discussions. It also provides mentorship, knowledge transfer, and project collaboration across on-premises and cloud networking environments.

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.

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.

Design and implement infrastructure security for AWS, Kubernetes, identity, networks, workloads, and CI/CD. Build agentic security tooling, lead detection and incident response, enforce least privilege, conduct architecture reviews, automate vulnerability and compliance monitoring, and guide teams toward secure designs. The role also investigates cloud security events, hardens infrastructure, creates audit evidence, and communicates technical risks to non-technical partners.

Executes end-to-end red team and adversary emulation operations across cloud, identity, network, endpoint, hardware, and operational environments. Develops offensive tooling, implants, and evasion tradecraft; operates and improves AI-driven security agents; discovers and exploits vulnerabilities; and communicates findings to customers and internal security teams. The role also contributes to operational playbooks, product hardening, detection improvements, and scalable offensive security practices.

Lead the design and implementation of Aalyria’s security platform, including identity, authentication, authorization, PKI, workload identity, secrets, key management, audit evidence, and security standards. Build systems that operate securely in commercial, government, classified, and disconnected environments. Set technical direction across teams, mentor engineers, threat-model distributed systems, and operate production services through upgrades, maintenance, and incidents.

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 enterprise AI security and GenAI data protection, owning the AI Gateway from evaluation through deployment and operations. Designs monitoring, coaching, redaction, quarantine, and blocking controls for prompts, uploads, browser traffic, copilots, agents, and integrations. Integrates telemetry with security and identity platforms, establishes governance and exception processes, measures control effectiveness, and supports audit and regulatory readiness while enabling responsible AI adoption.

Provides technical leadership for cybersecurity engineering on AWACS aircraft and ground-system modernization programs. Responsibilities include secure network and communications architecture, RMF compliance, ATO/IATT and POA&M development, cyber risk assessments, avionics and mission-system integration, TEMPEST compliance, security requirements, and design reviews. The role supervises personnel and collaborates with systems, software, avionics, and test engineering teams. Active Secret clearance and significant military aviation cybersecurity experience are required, with 25–35% domestic and international travel.

Designs, deploys, and secures AI agents for enterprise risk and security operations. The role manages AI governance, Microsoft security and compliance controls, data protection, DLP, insider risk, access controls, monitoring, incident response, and SIEM/XDR integrations. It also leads security architecture, automation, AI risk evaluation, cross-functional initiatives, and mentoring while supporting secure adoption of Microsoft Copilot and Azure AI platforms.

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.

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.

Own and improve network, firewall, cloud, endpoint, identity, email, and SaaS security controls. Responsibilities include firewall administration, VPNs, segmentation, secure architecture, traffic and log analysis, incident investigation, vulnerability remediation, security monitoring, technical project support, compliance evidence, and automation. The role collaborates with Infrastructure and DevOps teams, troubleshoots complex connectivity and security issues, and applies least-privilege, Zero Trust, and defense-in-depth principles.

Build and operate security automation across AWS, applications, company systems, and field operations. Map risks, implement secure infrastructure, review application security, automate access and secrets management, integrate security checks into deployment workflows, develop detections, support incident response, and secure remote access for aircraft and field teams.

Build and operate security automation across AWS, applications, company systems, aircraft, and field operations. Responsibilities include secure infrastructure, identity and access controls, application security, secrets management, vulnerability remediation, CI/CD security checks, threat detection, incident response, device security, and secure remote communications. The role partners with engineering and field teams to reduce manual work and protect scientific and operational systems.

Leads technical security sales engagements for K-12 and community college customers through demonstrations, workshops, whiteboarding, hackathons, and proofs of concept. Designs secure cloud and hybrid architectures, resolves technical blockers, advises on Zero Trust, XDR, AI security, and compliance, and supports production deployments. Builds relationships with developers, platform leaders, partners, and customer success teams while promoting Microsoft security, cloud, and AI solutions.