Top Cyber Security Jobs in San Antonio, TX

Leads the organization’s cybersecurity program, including security operations, incident response, vulnerability management, GRC, compliance, third-party risk, security architecture, automation, and AI adoption. Manages security staff, vendors, MDR providers, projects, policies, audits, and operational improvements while reporting risks and performance to senior leadership. The role also drives security awareness, cross-functional collaboration, incident preparedness, and team development.

Supports the Air Force Cyber Assessment Team by conducting Cyber Operational Readiness Assessments at Air Force locations worldwide. Evaluates endpoint security, network vulnerabilities, insider threat, physical and information security controls, and compliance with STIGs, RMF, NISPOM, and related regulations. The role coordinates with commanders, system owners, security managers, and communications leadership; validates assessment artifacts; reports risks; supports remediation recommendations; and maintains required certifications and assessment activity.

Manage and secure client Windows Server, cloud, virtualization, Active Directory, and Microsoft 365 environments. Administer tenant hardening, migrations, identity integrations, backups, disaster recovery, patching, and compliance controls. Lead P1/P2 incident response, root-cause remediation, change management, documentation, and infrastructure improvement initiatives. Partner with service desk, engineering, and security teams, advise clients on modernization and security enhancements, maintain operational runbooks, and mentor junior technicians.

Design and scale automation and AI-driven solutions for security governance, risk, and compliance. Build pipelines to collect and validate evidence, integrate GRC platforms with security and IT systems, automate control monitoring and audit preparation, and deploy LLM-based workflows for testing, policy mapping, and risk reporting. Establish AI guardrails and quality controls while collaborating with security, engineering, data, and business teams to improve compliance and security posture.

Leads technical security sales engagements through demonstrations, proofs of concept, hackathons, architecture workshops, and customer consultations. Designs secure, scalable cloud and hybrid architectures, resolves technical blockers, and advises customers on Microsoft Security solutions, including Defender and Sentinel. Develops security posture recommendations, supports XDR, zero trust, cloud security, and AI adoption strategies, while influencing technical decisions and representing Microsoft in developer communities.

Establish and enforce security controls across Google Cloud and Oracle Cloud environments for a federal health customer. Manage IAM federation, least-privilege access, centralized monitoring, vulnerability remediation, and cloud security tooling. Validate deployments against FedRAMP High, FISMA, and NIST 800-53 requirements, support zero-trust architecture, and collaborate with governance, audit, security, and engineering teams. The role also provides technical leadership and develops cloud security standards.

Own identity and endpoint security across the company, including SSO, MFA, access provisioning, access reviews, MDM, EDR, device security baselines, and IT workflows. Respond to identity and endpoint incidents, assess vendor and SaaS integration risks, support secure AI tool adoption, automate security processes, and help develop scalable security policies and controls.

Translates compliance guidelines into business requirements, technical specifications, and security frameworks. Collaborates with internal teams, assessors, sales, project managers, support, engineering, and customers to understand web-scale systems, meet security obligations, integrate solutions, mitigate risks, and support go-live activities. Provides guidance on security controls, DDoS mitigation, network monitoring, incident escalation, threat detection, and security documentation.

Implement and validate Oracle Cloud Infrastructure security controls for a federal health customer. Responsibilities include securing IAM, networks, encryption, monitoring, Cloud Guard, Security Zones, Security Advisor, threat intelligence, key management, SIEM integrations, and Infrastructure as Code automation. The engineer will collaborate with cloud operations, migration, application, and systems teams while establishing technical security standards for cloud and on-premises environments.

Reviews and investigates security events, phishing reports, malware detections, and brand-monitoring alerts as a Tier 2 SOC analyst. Escalates incidents, supports containment and eradication, leads remediation, mentors junior analysts, documents procedures, and collaborates with security and IT teams across a multinational organization to improve threat detection and response capabilities.

Designs, implements, administers, and troubleshoots F5 BIG-IP and inline break-and-inspect proxy solutions within DoD enterprise and cloud architectures. Configures TLS and mutual TLS, applies cryptographic and PKI standards, resolves issues with DoD stakeholders, and supports secure modernization of legacy and new applications. The role requires a Secret clearance and familiarity with federal compliance standards, Linux or UNIX, networking, and cloud environments.

Customer-facing Cloud Solution Architect driving security transformation on Azure and Microsoft 365. Design and implement security architectures (Identity, Threat Protection, Cloud Security), run design sessions, perform hands-on evaluations of Defender, Sentinel, and Azure AD, and influence product and engineering teams to improve customer security posture and adoption.

Lead product strategy, roadmap, and delivery for AI-native security experiences. Partner with engineering, security research, design, and data science teams to translate emerging technologies into customer value. Establish operational readiness practices covering release governance, risk management, quality reviews, incident learning, executive readiness, onboarding, adoption, and partner success. Drive complex cross-organizational programs and ensure scalable, reliable launches and measurable customer outcomes.

Leads a 12-person application security practice conducting code audits, vulnerability research, and secure design reviews. Oversees technical delivery, client relationships, project staffing, utilization, profitability, recruiting, and team development. Provides hands-on technical direction across source-code security work, determines investments in tooling and methodologies, and integrates AI-assisted auditing and research into team workflows. The role also owns practice P&L and supports engineers’ conference, publication, and open-source contributions.

Own and advance cybersecurity for satellites, flight software, ground systems, mission networks, communication links, and AWS infrastructure. Responsibilities include security architecture, threat modeling, vulnerability management, incident response, IAM, SIEM detection engineering, network defense, cloud security, DLP, security assessments, awareness training, and compliance with CMMC Level 2, NIST 800-171, and ITAR/EAR requirements. The role collaborates with aerospace, software, systems, and compliance teams and requires expertise in mission-system security.

Lead enterprise security risk assessments, maintain the risk register, prioritize and track remediation, evaluate vendor and architectural risks, define risk methodologies, map controls to NIST and CMMC requirements, support audits, report risk metrics to leadership, and promote risk ownership across the organization.

Leads OT/ICS and enterprise cybersecurity architecture for a federal critical-infrastructure modernization program. Responsibilities include requirements development, NERC CIP traceability, market research, RFI and vendor evaluation, lab testing, alternatives analysis, product recommendations, and executive briefings. The role bridges utility operational technology and IT security, covering access control, monitoring, asset management, vulnerability management, SCADA environments, and industrial systems. It is fully remote in the U.S. with up to 25% domestic travel and requires Public Trust eligibility.

Leads data security governance across database monitoring, encryption, certificate and key management, HSM operations, data masking, and cryptographic asset inventory. Manages a security governance team, develops controls and procedures, supports audits and regulatory inquiries, partners cross-functionally, and drives post-quantum cryptography readiness, automation, metrics, service reliability, and operational maturity.

Secure Wiz’s products, CI/CD systems, and production cloud infrastructure through threat modeling, security reviews, vulnerability management, detection and response, cloud and Kubernetes security baselines, policy-as-code, and automation. Partner with engineering, DevOps, operations, and Federal teams to implement scalable security controls, remediate risks, support FedRAMP requirements, and promote secure-by-design development practices.

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.

Lead Zeta’s AI-native Application Security function by defining strategy, building the team, embedding security agents and policy-as-code into IDEs, pull requests, CI/CD, and AI/ML pipelines, and overseeing continuous threat modeling and validation. Own security for AI systems, models, prompts, and agents, including adversarial testing for prompt injection, model abuse, and data leakage. Mentor engineers and promote automated, secure software development practices.

Designs, implements, and manages AWS cloud security policies, architecture, and technologies. The role oversees firewalls, DLP, vulnerability scanning, monitoring, logging, IAM, incident response, compliance, and remediation. It provides security guidance for AWS solutions, supports migrations of mission-critical applications, researches new technologies, documents standards, presents to varied audiences, and mentors less experienced engineers. The position requires strong AWS expertise, infrastructure-as-code proficiency, knowledge of regulated healthcare environments, and experience securing highly available cloud and serverless architectures.

Lead security engineering across AI systems, cloud infrastructure, product security, GRC automation, GitHub controls, and compliance workflows. Develop AI-specific threat models and guardrails, automate security checks and evidence collection, strengthen AWS and GCP environments, manage CSPM tooling, and secure software supply chains. Partner with Engineering, Product, Legal, IT, and GRC to establish security programs and practical controls for Jasper’s AI platforms.

Lead the development of SailPoint’s cybersecurity architecture practice. Create holistic and reference architectures, define security domains, develop strategic roadmaps, identify security gaps, and translate architectural concepts into viable engineering solutions. Partner with leadership to prioritize initiatives, secure funding, and operationalize the practice. The role also includes hands-on security projects, cross-functional collaboration, stakeholder influence, and mentoring architects and engineers across cloud, application, identity, and network security.

Oversee application security scanning, vulnerability remediation, and security-related release readiness while developing and maintaining full-stack Java web applications. Coordinate with IRS personnel, create remediation milestones, lead technical meetings, troubleshoot environments, review code, perform testing, and document technical solutions. The role requires extensive J2EE development, security tooling, CI/CD, OpenShift, mainframe integration, and vulnerability management experience in a federal environment.