Top Cyber Security Jobs in San Antonio, TX

Lead design, build, and scale enterprise encryption and key management solutions. Harden and tune Linux/Windows systems, administer HSMs and CipherTrust products, automate tasks with scripting/automation tools, support application infrastructure, and mentor team members while ensuring change and incident management in a large enterprise.

Design, implement, automate, and maintain enterprise micro-segmentation solutions across hybrid environments. Lead policy design, simulation, staged rollouts, integrations with CMDB/ServiceNow/EDR, and provide technical guidance, documentation, and issue resolution for segmentation projects and deployments.

Lead AI security strategy and guardrails, design and review AI gateways and tooling, scale InfoSec review processes, reduce AI-driven security noise, drive remediation and investigations, and mentor security and platform engineers.

Design and implement multitenant workload and network isolation for bare-metal and virtualized GPU infrastructure. Harden Linux kernel and container runtimes, perform threat modeling and penetration testing, write low-level security code (C/Go/Rust), mitigate GPU and PCIe security risks, and lead incident response and forensic work for ephemeral container environments.

Secure customer-facing products, APIs, and internal services through threat modeling, architecture and code reviews. Remediate vulnerabilities by coding fixes in Python/Go/JS/TS. Build and manage SAST/DAST/SCA security pipelines in CI/CD. Configure WAFs, API gateways, and bot protection. Provide secure coding guidance, run bug bounty triage, and support compliance (SOC 2, ISO 27001, GDPR).

Lead technical marketing for Falcon Secure Access by creating demos, labs, workshops, and technical content that translate secure access, browser security, Zero Trust, and AI security capabilities into market-facing messaging, sales enablement, and go-to-market strategy. Collaborate cross-functionally to drive adoption and competitive differentiation.

Manage and improve vulnerability management, asset visibility, and cloud security across hybrid and multi-cloud environments. Operate tools (Wiz, Rapid7), maintain asset inventories, triage and track vulnerabilities, coordinate remediation with Engineering/SRE/IT, support incident investigations and on-call rotation, maintain compliance evidence and runbooks, and contribute to program improvements and reporting.

As a Sr. Product Security Engineer, you will focus on network security, identifying gaps, architecting solutions, and leading cross-functional security initiatives.

Lead product strategy and execution for security, compliance, and public-sector capabilities in MongoDB Atlas for Government. Translate FedRAMP/DoD/NIST requirements into roadmaps, drive multi-team programs, align senior stakeholders, enable audit readiness, and support market expansion and GTM for regulated industries.

Lead architecture and scaling of an automated, AI-driven vulnerability detection and remediation platform across cloud, containers, and applications. Correlate SAST/DAST/SCA findings, implement AI-assisted triage, run red/purple team validation, and build automated remediation pipelines integrated into CI/CD for continuous compliance and risk reduction.

Lead federal cloud security and compliance efforts to achieve and sustain ATOs. Implement and automate FedRAMP/IL-5/RMF controls, manage continuous monitoring, coordinate 3PAO audits, drive cloud security architecture, oversee change control/SCRs, and lead incident response and POA&M remediation using AI-enabled automation and monitoring across high-security GovCloud environments.

This role involves designing and improving the Attack Surface Intelligence program, focusing on data analysis and engineering to manage and reduce risks in cybersecurity.

The role involves designing and improving Attack Surface Intelligence through data analysis, automation, and collaboration with security teams. Key responsibilities include asset inventory management, data manipulation, and presenting findings to senior management.

The role involves engineering and data analytics for Attack Surface Intelligence, focusing on asset inventories, threat analysis, and executive briefings.

Advise Falcon Complete customers on security posture, assess and remediate misconfigurations, produce reports, document and resolve issues per SLAs, liaise with support and internal teams to troubleshoot and improve security outcomes.

Partner with engineering, compliance, and security teams to embed application security into the SDLC: triage static/SCA alerts, advise on OWASP Top 10 remediation, maintain developer playbooks and training, track security metrics and evidence for audits, and help shape AI governance and GenAI-safe workflows.

This intern role in Federal Security Operations focuses on cybersecurity, project tracking, and maintaining relationships with customer stakeholders in a mission-driven environment.

The Staff Product Security Engineer will enhance security in product development, conduct threat modeling, review code, automate processes, and advise on security requirements.

The AI Security Consultant will enhance security programs, secure AI systems, engage in technical analysis, and report findings. They will also contribute to thought leadership while ensuring high-quality service delivery.

Perform 24/7 SOC monitoring and incident response across networks, endpoints, cloud and SaaS; triage, investigate, and remediate incidents; collaborate with vulnerability management, FedRAMP, and engineering teams; refine detection/playbooks; maintain incident documentation and SOC processes; support FedRAMP-related security and privacy responsibilities and periodic background investigations.

Lead and grow a security engineering team to design and operate cloud-native security controls, drive DevSecOps practices, conduct threat modeling and incident response, partner cross-functionally on security roadmaps, and ensure compliance with frameworks (NIST, SOC 2, ISO, etc.). Responsible for vulnerability management, identity and access controls, observability/SIEM, and security automation.

The Security Engineer will manage Liftoff's SIEM, lead the adoption of AI-augmented SOC tools, triage alerts, and improve incident response processes while collaborating on various security functions.

Lead GameChanger's Information Security and Technology organization, owning strategy, roadmaps, and teams across product/cloud/AI security, security operations, GRC, vulnerability management, and internal IT. Partner with engineering, product, legal, and parent-company security to manage risk, incident response, and secure adoption of AI while supporting a remote-first workforce.

Lead and grow a remote Security Detection & Response team, build detection engineering and observability systems, drive telemetry onboarding, Panther and MITRE-aligned detections, Python automation, CI/CD workflows, and AI-assisted triage. Own incident response, investigations, cross-functional collaboration, and measurement of detection effectiveness.

Assess and harden software supply chain security by performing technical assessments, designing and implementing security controls and monitoring for build pipelines, investigating systems for vulnerabilities, creating tooling to address gaps, and leading cross-team projects to improve CrowdStrike's product security posture.