Top Cyber Security Jobs in Austin, TX

Lead hardware and embedded security across device design, manufacturing, deployment, updates, and decommissioning. Develop security baselines, conduct architecture reviews and threat modeling, define requirements, validate controls, and drive remediation with hardware engineering teams. Focus areas include secure boot, firmware, FOTA, hardware root of trust, device identity, provisioning, cloud-connected devices, and secure-by-default engineering practices.

Leads technical pre-sales architecture for complex security solutions serving public-sector and commercial customers. Translates business, security, compliance, and technical requirements into solution designs, bills of materials, statements of work, estimates, pricing, assessments, and deployment plans. Conducts discovery sessions, architecture workshops, solution reviews, and customer presentations while partnering with sales, delivery teams, and security vendors. Mentors architects and sellers, supports regional customer activity, and travels throughout the Southeast as needed.

Architect and build production AI security systems spanning endpoint sensors and cloud-scale infrastructure. Lead autonomous cyber defense capabilities, including detection, threat hunting, response, adversary simulation, secure agent execution, and model evaluation. Establish technical direction, benchmarks, and safety practices while mentoring senior engineers and researchers. Carry frontier AI research into the Falcon platform and represent the company through publications, open source, standards, and industry collaboration.

Design and build agentic security tooling, orchestration workflows, evaluation harnesses, and open-source reference implementations on Cloudflare’s developer platform. Build isolated interactive labs, operate workshop infrastructure, lead customer and partner workshops, and communicate security architecture through technical writing and conference presentations. The role requires production software engineering, LLM-based systems, application and infrastructure security, and experience with developer education or hands-on learning environments.

Secure CrowdStrike’s software supply chain and code-hosting environments by assessing GitHub organizations, open-source integrations, repositories, dependencies, and third-party packages. Implement repository guardrails, secret scanning, access controls, and automation; investigate supply-chain threats such as typosquatting and dependency confusion; promote secure coding and open-source compliance; and collaborate with engineering teams on security initiatives.

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.

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.

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.

Secure Realtor.com’s AI platforms across AWS and GCP by designing agent guardrails, identity controls, containment, supply-chain protections, detection, and incident response. Lead threat modeling, secure CI/CD, AI red teaming, and secure-by-default platform frameworks. Partner with enterprise cybersecurity, build security automation using AI agents, educate teams, evaluate emerging threats and vendors, and advise leadership on AI governance and risk.

Build and maintain data security products as a software engineer. Develop APIs and distributed systems, ingesting millions of data points daily while ensuring service performance, reliability, and scalability. Responsibilities include debugging, optimization, security-focused product development, and potentially frontend development and third-party API integrations using Cloudflare’s cloud, data, monitoring, and messaging technologies.

Build and operate Base’s identity and authorization platform, including Okta workforce SSO, cloud federation, entitlements-as-code, workload identity, PKI, authentication policies, and least-privilege authorization primitives. The role partners with IT, security, and application teams to provide secure identity, groups, and tokens across internal systems, cloud infrastructure, services, and field devices.

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 operate secure, resilient distributed systems for secrets and key management across Cloudflare’s global network. Re-architect internal PKI and machine or workload identity systems, participate in on-call incident response, support internal developers, and advise engineering teams on secure system design. The role requires software development, distributed systems expertise, Linux/UNIX administration, and hands-on security implementation experience.

Lead end-to-end hardware and firmware security architecture for Arm-based AI server platforms. Define trusted computing, secure boot, attestation, cryptographic key management, lifecycle controls, interface security, and threat mitigations across silicon, firmware, virtualization, and system software. Translate security goals into engineering requirements, guide cross-functional teams, evaluate emerging threats, and protect AI models, data, workloads, and intellectual property from remote, physical, side-channel, and supply-chain attacks.

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.

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.

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.

Architects and develops hardware and platform security for AI accelerators and cloud infrastructure. Responsibilities include threat modeling, secure silicon design, security infrastructure architecture, AI-assisted security analysis, and debugging issues across subsystems throughout product development, manufacturing, supply chain, and deployment. The role requires collaboration across security, platform, architecture, and infrastructure teams.

Develop and maintain secure software and system environments using Python, Bash, Ansible, RHEL 8, SELinux, IdM/FreeIPA, and PKI. Automate system builds, configure and harden Linux systems, support virtualization and networking, optimize legacy applications, and manage documentation. Interact with customers to prioritize defects and enhancements, and periodically travel onsite for system integration, updates, and deployments. The role requires a Secret clearance and eligibility for TS/SCI.

Provides executive leadership for the cybersecurity organization’s AI strategy and program. Establishes Cyber AI vision, portfolio priorities, governance, operating models, investment plans, and accountability. Leads AI security operations and AI-enabled cybersecurity products, promotes responsible AI adoption, manages enterprise risk and readiness reporting, and represents cybersecurity in enterprise AI forums. Builds multidisciplinary leadership teams and partnerships across technology, governance, privacy, legal, compliance, data, and business functions.

Leads security architecture across cloud, on-premises, data, APIs, and AI/ML environments. Designs security patterns, standards, and zero-trust architectures; strengthens identity, encryption, threat detection, vulnerability management, SIEM, and incident response capabilities. Partners with development, operations, business, and enterprise architecture teams to align security with business objectives. Secures machine learning models and pipelines against adversarial attacks while supporting regulatory compliance and risk management.

Design and guide security architecture for NVIDIA networking firmware and embedded subsystems. Responsibilities include threat modeling, analyzing firmware and hardware interactions, defining lifecycle security features, translating threats into requirements, partnering with hardware architects, and driving secure firmware development practices such as memory-safe C, static analysis, and fuzzing. The role requires expertise in firmware security, authorization models, cryptography, secure boot, attestation, and embedded systems.

Designs, develops, validates, and optimizes security detections across endpoint, network, cloud, identity, and application environments. Translates threat intelligence, threat hunting, and incident response findings into detection content, maps coverage to MITRE ATT&CK, reduces false positives, automates workflows, and analyzes telemetry gaps. Collaborates with security teams during purple-team and adversary-emulation exercises, while supporting cyber deception technologies such as honeypots and deceptive credentials.

Leads cloud and enterprise security architecture, security operations, incident response, threat hunting, detection engineering, automation, and security investigations. Designs Azure security solutions using Microsoft Sentinel, Defender, and related services; develops PowerShell and API integrations; evaluates AI-assisted security workflows; creates standards and documentation; leads technical projects; communicates risks; and mentors security team members.