Top Senior Cyber Security Jobs in Houston, TX

Designs and operates production-grade agentic AI platforms with multi-agent orchestration, model-agnostic integrations, retrieval, asynchronous execution, evaluation, observability, and cloud-native deployment. Applies AI security practices including least privilege, sandboxing, authorization, secrets management, guardrails, prompt-injection protection, auditability, and policy enforcement. Requires deep expertise across agentic systems, system architecture, platform engineering, AI safety, or related disciplines.

Drives growth of CDW’s security portfolio among state and local government customers. Builds executive relationships with CIOs and CISOs, leads security opportunities from discovery through close, and positions broad security solutions across identity, cloud, risk, compliance, threat management, and secure infrastructure. Partners with sales teams, solution architects, delivery teams, vendors, and public-sector stakeholders to develop integrated solutions, manage procurement cycles, coordinate events, and maintain accurate forecasts. Regional travel is required as needed.

Own and improve Octus’s enterprise security technology across endpoints, identity, SaaS, email, DLP, AI tools, cloud, and applications. Responsibilities include managing security platforms, hardening systems, tuning SIEM detections, responding to incidents, driving remediation, supporting audits and client reviews, assessing vendor risk, automating workflows, and mentoring teammates. The role requires broad hands-on cybersecurity expertise across Mac and Windows environments, identity platforms, secure web gateways, DLP, compliance frameworks, scripting, and REST APIs.

Monitor and triage security alerts, support incident response and vulnerability remediation, review logs, tune SIEM detections, and maintain security documentation. The role contributes to risk assessments, control improvements, automation, dashboards, and operational playbooks while collaborating with internal teams. It requires familiarity with EDR, SIEM/SOAR, CSPM, vulnerability management, firewalls, cloud environments, networking, operating systems, security frameworks, and common attack techniques.

Own and coordinate cross-functional fraud and abuse prevention programs across Trust and Safety, Security, Engineering, Product, Legal, and Finance. Translate abuse trends into prioritized defenses, business cases, metrics, and implementation plans. Partner on payment fraud, chargebacks, account verification, AI-based risk detection, and incident escalation. Drive initiatives to completion without direct authority while balancing fraud risk with legitimate-user experience.

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

Leads Motive’s global security compliance, privacy, risk, audit, customer trust, and AI governance functions. Builds integrated controls across ISO, SOC, PCI DSS, FedRAMP, GDPR, and related frameworks; manages audits, privacy operations, international regulatory readiness, customer security reviews, policies, training, and human risk. The role also establishes AI-first automation, AI governance, and a path to FedRAMP while leading a distributed team and partnering across Legal, Engineering, Product, IT, Finance, Sales, and Customer Success.

Delivers virtual and occasional onsite cloud security training covering Falcon Cloud Security, CNAPP, CSPM, CWPP, containers, and incident response. Develops curricula, certification exams, and hands-on labs; maintains expertise in cloud threats and CrowdStrike products; and supports broader endpoint, identity, logging, and SIEM topics. Requires strong technical education, cloud security, communication, project management, AI technology, and occasional travel experience.

Build and refine security detections, logging, telemetry, SIEM pipelines, and incident response capabilities across cloud, corporate, and SaaS environments. Conduct threat hunting, threat modeling, alert triage, and response engineering. Develop automation and AI-assisted security tooling, maintain runbooks and documentation, participate in on-call rotations, and collaborate with engineering and business teams on security initiatives.

Build and operate central security systems, automation, tooling, and controls across cloud infrastructure, identity, access, products, partners, and vendors. Develop AI-assisted security workflows, lead external assessments through verified remediation, identify and validate vulnerabilities, guide engineering teams, and participate in incident response. The role requires production security engineering experience, strong programming skills, cloud security expertise, and fintech, payments, or crypto experience.

Conduct application security assessments, threat modeling, code reviews, and manual penetration testing across web applications, APIs, cloud services, appliances, and AI-enabled features. Coordinate external penetration tests, validate vulnerabilities, track remediation, and verify fixes. Improve SAST, SCA, secrets detection, container scanning, SBOM, supply-chain, and CI/CD security workflows while advising Engineering on secure design and risk prioritization.

Lead security architecture and design reviews, define standards for protecting sensitive healthcare data, build automated defenses, improve monitoring and incident response, redirect technical strategy, translate complex security objectives into engineering requirements, and mentor engineers through rigorous code and design reviews.

Provides SAP security and access controls consulting, including role design, authorization solutions, SAP GRC implementation, segregation-of-duties reviews, compliance assessments, audit support, risk remediation, and access control documentation. Collaborates with clients and engagement teams, evaluates control gaps, tracks remediation, protects sensitive data, and mentors junior team members.

Leads SAP security and access-control consulting workstreams, including role design, segregation-of-duties analysis, user provisioning, SAP GRC implementation, compliance controls, remediation, and audit readiness. Reviews security architecture across SAP S/4HANA, Fiori, HANA, BTP, and cloud environments; manages project delivery, advises clients, develops team members, and supports continuous monitoring and digital risk prevention.

Lead global security investigations and incident response, serving as incident commander for major events and guiding containment, remediation, recovery, and postmortems. Manage and develop a technical response team, establish readiness practices, improve security tooling and telemetry, and drive detection and automation enhancements. Translate incident metrics and business impact into executive and board-level reporting while developing AI-enabled investigation workflows with appropriate safeguards.

Design and implement application security controls across cloud environments, assess cloud architectures for vulnerabilities and identity risks, conduct security reviews and penetration testing, monitor security events, support incident response, and develop cloud security requirements. Translate technical findings into remediation recommendations, interpret risk data, collaborate with clients, and mentor junior team members.

Manages application security assessments and client delivery across cloud environments. Designs security controls for IaaS, PaaS, and SaaS platforms; reviews architectures for vulnerabilities and control gaps; conducts risk assessments and vulnerability testing; guides remediation and security tool usage; monitors emerging threats; coaches security teams; and communicates findings to technical and business stakeholders.

Own application security for Generative AI and emerging products by integrating secure development practices, conducting design and code reviews, threat modeling systems, assessing vendors and AI tools, triaging vulnerabilities, and building security automation. The role partners with engineering and detection teams, contributes to cloud and infrastructure security, participates in incident response and on-call rotations, and documents post-incident remediation.

Leads cybersecurity architecture and product security initiatives across applications and platforms. Evaluates controls, technologies, and AI-assisted security recommendations; guides risk analysis, threat modeling, remediation, and security posture assessments. Partners with architects, developers, vendors, and business leaders to define scalable security patterns, validate solutions, and improve software development lifecycle controls, resiliency, auditability, and traceability.

Design, develop, deploy, monitor, and maintain AI-enabled enterprise and cloud security solutions. Build machine learning workflows, data pipelines, and scalable security capabilities using Python, Java, TensorFlow, and related libraries. Analyze security risks and data quality, translate technical findings into client recommendations, support security controls across cloud and infrastructure environments, review deliverables, and mentor junior team members.

Own internal offensive security assessments across applications, APIs, cloud infrastructure, and corporate systems. Plan and execute penetration tests, validate vulnerabilities safely, review source code, and partner with engineering teams through remediation and retesting. Build automated security testing tools and workflows, lead adoption of AI-assisted offensive security capabilities, support third-party testing, improve detection and incident response, and participate in on-call responsibilities.

Partner with product and engineering teams to embed security throughout the product lifecycle. Conduct threat modeling, architecture reviews, source-code security analysis, vulnerability identification, and secure test development. Advise on authentication, compliance, and business security requirements; automate security processes; identify emerging vulnerabilities; and coordinate cross-team projects through completion.

Secure Zapier’s production infrastructure by identifying and mitigating risks, hardening cloud environments, improving Terraform and CI/CD security, managing vulnerability and misconfiguration tools, enforcing least-privilege access, strengthening data governance, hardening Kubernetes images, and supporting incident response. The role collaborates with Platform, Engineering, and Security teams in a remote-first environment.

Leads Apollo’s detection and response strategy, detection architecture, security observability, incident response, and AI-assisted security workflows. Builds MITRE ATT&CK-aligned detections, response automations, investigation tools, and detection-as-code pipelines using Panther and Python. Leads high-severity incidents across cloud, SaaS, and corporate systems; improves IR readiness, metrics, playbooks, and forensic processes. Partners with Engineering, Infrastructure, IT, Legal, Fraud, and leadership while mentoring engineers and driving multi-quarter security initiatives.

Lead cloud security strategy and hands-on execution across AWS environments. Own CNAPP and CSPM capabilities, improve IAM and container security, build infrastructure-as-code guardrails, conduct architecture reviews and threat modeling, support detection and incident response, and drive remediation programs. Establish a multi-year cloud security roadmap, influence engineering priorities, mentor teammates, and partner with platform, infrastructure, SOC, and product engineering teams.