Top Senior Cyber Security Jobs in San Antonio, TX

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.

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.

Lead detection, response, and digital forensics for security incidents. Monitor alerts, perform technical analysis, act as Incident Commander, build automation and runbooks, mentor engineers, and coordinate cross-team investigations and insider threat work.

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.

Lead AppSec efforts across product, platform, and AI features by owning secure SDLC, performing threat modeling and deep code reviews, driving vulnerability management and remediation, building AppSec tooling and automations (including AI-assisted workflows), and enabling engineering teams with secure design guidance and training.

Manage and coach a security operations team responsible for detection, investigation, and incident response. Perform hands-on work designing/tuning detections, operating SIEM/SOAR, leading incident response, improving automation and runbooks, and managing vendor relationships to protect patient and provider data.

The Security Software Engineer will design and implement security controls for MongoDB Atlas, collaborating across engineering teams and ensuring adherence to high security standards.

Lead planning, deployment, tuning, and operational support of CrowdStrike Falcon's AI/ML detection and response capabilities. Implement and optimize ML models, develop automation playbooks and Falcon API integrations, troubleshoot AI-related issues, support incident response and threat hunting, and deliver customer workshops and collateral. Up to 25% travel.

The Senior Site Reliability Engineer will lead security design and implementation for cloud infrastructures, mentor teams, and automate security solutions.

Lead competitive intelligence for CrowdStrike's cloud security portfolio, analyzing competitors' technical capabilities and market positioning. Provide deal support, win/loss analysis, and actionable guidance to Product, Sales, and senior leadership. Develop competitive materials, readiness plans, and recommendations to influence product strategy and GTM. Work autonomously and collaborate cross-functionally globally.

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.

Sell Zscaler's data security portfolio (DLP, CASB, DSPM) to commercial accounts. Act as the specialist for customers and partners, build account-based strategies, collaborate with solution engineers and sales leadership, and close complex deals with stakeholders from technical practitioners to C-suite.

Lead product vision and strategy for security operations services, defining outcomes for managed investigation, response, threat hunting, and advisory services. Partner with customer security ops, product, and marketing teams to deliver AI-driven, automated features, represent Zscaler to customers, and drive measurable security outcomes and operational alignment.

As a Security Architect, you will build secure agent runtimes and systems, ensuring robust security capabilities in agentic AI solutions while conducting security evaluations.

The role involves managing the security incident response team, handling incidents, coaching team members, and improving security processes, aiming for operational excellence in threat response.

The Senior Security Engineer will design secure development lifecycles, integrate security tools, lead remediation of security issues, and mentor teammates, ensuring systems resilience and security across DraftKings.

Lead planning, deployment, tuning, and operational support of CrowdStrike Falcon's AI/ML detection and response capabilities. Implement and troubleshoot AI-driven detection models, automation playbooks, API integrations, and threat-hunting for customers. Provide training, mentorship, and customer-facing collateral while optimizing detection efficacy and integrating Falcon into customers' security workflows.

The Senior Security Engineer will assess application security for AI systems, focusing on prompt injection techniques, threat modeling, and client training on AI security topics.

Lead product security across the SDLC: threat modeling, secure architecture, vulnerability management, security testing and remediation, CI/CD/DevSecOps controls, AI security integration, bug bounty triage, developer training, and cross-functional security consulting to scale secure-by-design practices.

Lead and mature Affirm's third-party security risk program by designing controls, automating GRC workflows, evaluating third-party/cloud security, building integrations and dashboards, and advising stakeholders. Drive automation using Python and agentic coding tools, operate orchestration across systems, manage a portfolio of risk reviews, and establish metrics, processes, and reporting to scale security risk management.

Lead and grow a Security Platform engineering team to design and operate centralized identity and access services (IdP integrations, SSO, authorization frameworks). Define roadmap, partner cross-functionally, and drive adoption of secure-by-default access controls across products.

Lead and mature GitLab's security compliance program, expand certification portfolio (SOC 2, ISO, PCI, FedRAMP, etc.), drive automation and AI-enabled compliance workflows, manage auditors and cross-functional stakeholders, mentor a team, and improve metrics, reporting, and regulatory readiness to support business growth.

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