Top Cyber Security Jobs in Houston, TX

Lead Datadog-first security observability and detection engineering: design, scale and tune Datadog Cloud SIEM, log pipelines, detection rules and telemetry. Correlate signals across EDR, cloud and identity, automate detection-as-code, reduce false positives, and build dashboards, monitors and workflows in partnership with Security Ops, SRE and Engineering.

Serve as the ISSO for assigned systems, maintain system security documentation (SSPs, control narratives, POA&Ms), support FedRAMP/GovRAMP/DoD authorization and continuous monitoring, coordinate remediation and assessments with engineering and auditors, support incident response and audit readiness, and track security metrics and evidence.

Act as a technical and strategic adviser to assigned customers to maximize value from Proofpoint products and services. Own customer relationships, develop 12-month program roadmaps, lead recurring meetings, track deliverables and risks, coordinate complex production changes, manage escalations, monitor cases and SLAs, and help customers mature security posture and demonstrate measurable program value.

Senior leader responsible for defining and executing enterprise cybersecurity strategy and roadmap. Oversees security architecture, incident response, assessments, penetration testing, vendor security, policy development, training, KPIs, and budget. Partners with IT and business leaders to align security initiatives and manages the information security team.

Lead design, deployment, and scaling of enterprise DLP across cloud, endpoint, SaaS, and network with a focus on AI-driven automation. Build automated classification, remediation, and workflows, integrate DLP with SIEM/SOAR/identity/cloud, develop policies for regulatory compliance, mentor engineers, and present program insights to leadership.

Lead and own the enterprise SSPM program: implement and manage SSPM platform, onboard SaaS apps, tune controls, integrate with SIEM/SOAR/ITSM/identity, perform threat modeling and risk assessments, drive remediation, support compliance mapping, report metrics, and partner across cyber, IT, risk, and business teams to reduce data exposure and improve SaaS security posture.

Lead and scale the enterprise application security program, embed secure SDLC and DevSecOps practices, integrate SAST/DAST/SCA into CI/CD, run assessments and remediation, advise engineering on architecture and high-risk issues, build governance/metrics, represent AppSec for audits, and mentor application security engineers.

Lead and improve ZODL security posture, manage incident response, coordinate external audits, advise staff on operational and personal security, prioritize mitigations, recruit security talent, and collaborate with engineering and research to secure Zcash software and protocols.

Perform advanced offensive security work: conduct complex penetration tests, teach and integrate offensive tradecraft into the AI platform, harden product and company defenses, and collaborate with core engineers to build and ship capabilities that automate red-team techniques.

Design and integrate diverse cybersecurity and IT tools into an AI engine, ensure common data/function models, advise on autonomous security analysis, and own corporate security posture for endpoints, cloud, and build pipelines.

Own product security across the SDLC: threat modeling, secure design reviews, application security testing (code review, SAST/DAST), supply-chain/dependency hardening, CI/CD security, and building automated security tooling and guardrails while partnering with engineering and product.

Lead security engineering for an AI-native cybersecurity product: architect product security, build and evolve operational security and incident response, collaborate with ML engineers to integrate security into AI agents, implement protections and automation, and represent Cogent externally through writing and speaking.

Own and harden corporate security for endpoints, identity, and SaaS. Implement Zero Trust and device-trust patterns, build automation and tooling, run detection/response for enterprise systems, and serve as the internal security SME for corporate workflows.

Lead cloud and cybersecurity engineering engagements: design and implement multi-cloud security architectures, detect and respond to threats, manage identity and access, enforce compliance baselines (SOC 2, ISO 27001, PCI, HIPAA), secure cloud infrastructure and DevSecOps pipelines, mentor staff, and develop AI-accelerated internal tooling and automation.

Manage and lead cybersecurity advisory engagements: implement GRC programs, assess ITGC and IT risk, develop remediation roadmaps, run incident response tabletop exercises, manage GRC platforms, conduct vendor risk reviews, develop policies/SOPs, mentor staff, and support business development.

Lead delivery of cybersecurity strategy and advisory engagements as the primary client contact. Conduct security and maturity assessments, risk analyses, program roadmaps, workshops, and executive presentations. Mentor junior staff, support scoping/proposals, collaborate with GRC and engineering teams, and contribute to practice development and business development activities.

Lead cybersecurity advisory engagements including building GRC programs, conducting compliance readiness and ITGC assessments, executing remediation roadmaps, directing incident response exercises, performing IT risk assessments, managing GRC platforms, and delivering client-facing recommendations and project management.

Build and operate Flox's security program: deploy and manage SIEM/SOC, harden AWS and Cloudflare, implement IaC/CSPM/SAST/SCA scanning, manage endpoint protection, secure the software supply chain, run incident response, and own identity and access controls.

Lead design, implementation, and maintenance of enterprise PKI systems. Support certificate lifecycle management (CLM), configure CAs and templates, manage HSMs and RAs, automate processes with Ansible, Terraform, and PowerShell, enforce key-management policies, and troubleshoot certificate/TLS issues to maintain secure operations.

Lead design, deploy, operate, and maintain endpoint security solutions (CrowdStrike, Skyhigh, Symantec DLP, Zscaler). Monitor telemetry into SIEM/SOAR, perform upgrades/migrations, troubleshoot detections, drive automation, evaluation of new tech, and maintain documentation to strengthen endpoint security posture.

Support and coordinate enterprise cyber risk governance: maintain frameworks, policies, control mappings, taxonomies, and reporting. Facilitate assessments, evidence collection, stakeholder coordination, and reporting to senior management and governance forums, ensuring regulatory and audit traceability.

Serve as part-vCISO and account manager: assess client security posture, design and customize security programs mapping controls to infrastructure, liaise with auditors, guide implementations, advise engineering on integrations, and communicate with stakeholders to ensure compliance and operational security.

Design, implement, and maintain a cross-platform endpoint security agent (Windows, macOS, Linux) using Go and JavaScript. Build low-level system automation, telemetry collection, secure agent-cloud communication, real-time threat detection, update mechanisms, and monitoring tools. Optimize performance, ensure multi-OS compatibility, and collaborate with security teams on detection rules and compliance checks.

Own integration, configuration, and output quality of security tooling; tune findings to reduce noise; design severity scoring, triage flows, and enrichment; build a security judgment layer; partner with engineering, product, and design; engage with customers; benchmark and contribute to open-source security tooling.

Design and implement security and privacy improvements across Tailscales codebase. Audit features for vulnerabilities, perform threat modeling and security analysis, drive remediation, and spend at least half your time writing code to build security features, defenses, and tooling.