Top Cyber Security Jobs in Houston, TX

Design, implement, and support corporate network security infrastructure including firewall administration (Cisco/Palo Alto), network device configuration, risk assessments, standards development, and 2nd/3rd level troubleshooting for a global environment.

Lead and enhance HKA's Azure infrastructure and Microsoft security stack. Manage cloud operations, identity and access controls, Zero Trust implementations, monitoring, incident response, threat modeling, risk remediation, and compliance alignment across a global hybrid environment.

Lead and operationalize an enterprise application security program: define AppSec governance, embed security into SDLC/CI-CD, implement DevSecOps controls (SAST/DAST/SCA, secrets scanning, artifact validation), drive secure developer environments, threat modeling, testing, centralized defect management, and developer training aligned to Zero Trust.

Lead security architect for Azure and AI technologies, defining AI security strategy, reference architectures, guardrails, and governance. Collaborates with data, privacy, infrastructure, and business teams to secure data, cloud workloads, and AI/ML solutions, perform risk assessments, and guide secure-by-design implementation across cloud and AI environments.

Lead and deliver large enterprise security engagements: design, deploy, and modernize security architectures (primarily Microsoft/Azure), drive vulnerability management, data protection, compliance, and automation, and serve as a trusted client advisor and technical leader across cloud and hybrid environments.

Design, implement, and administer security architectures and controls; conduct risk assessments, penetration tests, and forensic analysis; support compliance (SSAE16, FISMA, ISO27001, NERC/CIP); respond to audits and incidents; recommend remediation and disaster recovery actions; lead select security projects and provide hands-on support for SIEM, IDS/IPS, DLP, IAM, vulnerability scanning, and related tools.

Serve as the technical lead and sales engineer for security solutions, supporting regional sales to qualify opportunities, design multi-vendor security architectures, author RFP responses, create BOMs/SOWs, and present solutions to customers and executives. Mentor junior staff, maintain OEM certifications, and collaborate with delivery teams to ensure successful implementation and customer satisfaction.

Implements, supports, and optimizes SIEM, SOAR, security telemetry, and data pipelines. Responsibilities include log onboarding, parsing, normalization, detection rule development and tuning, data quality validation, troubleshooting, automation, architecture review support, documentation, and continuous improvement. The engineer works in a client-facing consulting environment under senior guidance and supports multiple security operations platforms and environments.

Design, implement, and manage large-scale network and security solutions (Cisco/Juniper). Lead incident resolution, stakeholder communications, IPv4 planning, monitoring, and customer-facing technical consulting with regular travel.

Advise cloud, IAM, and engineering teams on secure configurations, architecture reviews, CSPM remediation, logging/monitoring, and incident response for primarily Azure (plus AWS/GCP). Support audits, documentation, ISO27017 activities, and participate in on-call security rotations.

Implement and maintain OT security across on-premises and cloud environments: assess controls, review network device installs, test and upgrade defenses, respond to incidents, advise projects, and train staff while ensuring regulatory compliance.

Designs, implements, and maintains enterprise identity and access management (AD DS, Entra ID, SSO, MFA). Architects RBAC, JIT, conditional access and non-human identity governance. Leads PKI, privileged access, detection engineering, identity incident response, automation (PowerShell, APIs, IaC), and Tier-3 support. Collaborates across security, DevOps, and infrastructure, authors documentation and runs on-call rotation.

Manage and operate network security tools (Juniper firewalls, McAfee ePO, WSUS), administer Windows/Linux systems, analyze security events from firewalls/IDS/HIPS/AD/syslog, test and validate intrusion detection rules, investigate intrusion events, and support ICS/SCADA and process control network security.

Lead modernization of a global Third-Party Risk Management (TPRM) program by shifting from questionnaire-centric assessments to a data-driven model using technical validation, automation, continuous monitoring, and AI. Partner with Procurement, Legal, Privacy, and Supply Chain to standardize contracts and controls, maintain centralized third-party inventories, report risks to senior leadership, and build a high-performing TPRM team while overseeing advanced technical assessments for critical suppliers.

Manage PCI/security compliance for retail POS environments: govern programs, oversee IRM deliverables, validate encryption/security testing, document designs and operations, review technical configurations, verify vendor PCI implementations, and coordinate with Trustwave.

Design, develop, and maintain network and security infrastructure. Architect, deploy, and support firewalls, VPNs, authentication, IDS, and encryption. Manage Checkpoint/Solaris/Cisco environments, ForcePoint/WebSense and MS TMG. Perform patching, capacity planning, vulnerability remediation, automation via PowerShell/Linux scripting, vendor case management, disaster recovery, and controls verification.

The Product Security Engineer partners with Engineering and Product teams to embed security throughout the development lifecycle. Responsibilities include threat modeling, architecture and security reviews, vulnerability validation, remediation planning, security-tool ownership, automation, secure coding guidance, incident response, and assessing risks in cloud and AI-enabled products. The role requires strong application security, identity, authentication, authorization, coding, communication, and cross-functional collaboration skills.

Serves as the endpoint security subject-matter expert for support, Sales Engineering, and Customer Success. Diagnoses complex Windows and macOS endpoint issues, analyzes telemetry and logs, troubleshoots integrations with EDR, DLP, and MDM products, and provides prioritized customer recommendations. Partners with Engineering and QA on defect investigation and validation, maintains lab capabilities, and creates runbooks and documentation. The role also enables field teams to explain endpoint findings and improve customer outcomes.

Own Tribe’s corporate security, compliance, AI governance, and client-facing security programs. Lead SOC 2 and future certification efforts, enterprise security reviews, risk management, security controls, incident response, vendor risk, and Trust Center operations. Establish governance for AI agents, assistants, model providers, and subprocessors while partnering with engineering on architecture reviews, threat modeling, secure SDLC, data flows, and production readiness. Translate customer requirements into scalable security controls and operating processes.

Serve as the senior network-security subject-matter expert for support, sales engineering, and customer success. Review firewall rules, segmentation, controls, and product findings; troubleshoot integrations across enterprise network-security platforms; diagnose issues using packet captures, flow data, logs, and protocol behavior; and provide actionable root-cause guidance. Partner with Engineering and QA on defects and fixes, maintain network test capabilities, and author runbooks and documentation. Coach sales engineers and help harden the product through escalations and feedback.

Build and maintain cloud security improvements across AWS/GCP, Kubernetes, and CI/CD environments. Design detection and response capabilities using SIEM, EDR/MDR, cloud-native detections, and CNAPP tools. Investigate and respond to security incidents end to end, develop detection logic and playbooks, and create security tooling and automations using Python, Terraform, and infrastructure-as-code. The role also supports endpoint security and secure DevOps practices.

Own and mature Neumo’s Governance, Risk, and Compliance program, including SOC 1, SOC 2, and PCI DSS audits, risk registers, data governance, control automation, vendor assessments, and exception processes. Manage 1–2 direct reports, coordinate remediation, leverage AI/LLM tools, participate in incident management, and communicate compliance posture and risk trends to executives and the board.

Lead security assessments and controls across cloud-hosted applications, APIs, mobile (Flutter), CI/CD, and infrastructure. Implement and harden shared security tooling (dependency/secret/static/container scanning), review IAM and privileged access, support incident readiness and monitoring, evaluate SRE/recovery changes for security impact, and coordinate remediation with system owners. Establish security policies, automation, and review triggers to integrate practical controls into engineering workflows.

Own technical pre-sales for enterprise AI security: lead discovery, design demos, execute end-to-end POCs, partner with AEs, surface product feedback, and advise customers on complex technical decisions.

Lead product marketing for Keeper's cybersecurity products: define messaging, positioning and use cases; execute cross-functional launches; create content and SEO-optimized assets; coordinate webinars and partner co-marketing; gather customer feedback and conduct market and competitor research to drive awareness and pipeline.