Top Cyber Security Jobs in Houston, TX

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.

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.

Manage and secure enterprise identity platforms and hybrid Microsoft cloud integrations. Implement IAM frameworks (RBAC, PIM, conditional access, MFA, SSO), monitor and respond to identity incidents, perform access reviews, support PAM and vendor remote access, develop automation scripts, provide Tier 3 support, and collaborate with security/compliance teams to enforce identity governance and harden on-prem and cloud environments.

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.

Lead security operations and IT administration across Windows, Linux, and cloud environments. Maintain the System Security Plan, support audits (NIST 800-171, ISO 27001), perform log review, vulnerability scanning, access and configuration management, incident response, and manage Microsoft 365, XDR, and Linux systems while documenting configurations and procedures.

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 design and delivery of secure storage software across OS, kernel drivers, microservices and containerized environments. Act as security consultant, manage vulnerability backlog and remediation, influence architecture and compliance (FIPS, Common Criteria, DISA STIG), mentor engineers, and evaluate vendors and technologies to ensure product security and certification readiness.

Provides technical leadership for enterprise AI security, designing secure AI platform architectures, vetting frameworks, identity and posture management for AI agents, and preventative security guardrails. The role requires building scalable security systems with Python, Go, or Java, managing infrastructure as code, addressing cloud and container security, mentoring engineers, and advising leadership on AI security risks.

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.

Lead assessment and secure adoption of AI/ML and GenAI systems for clients. Design security patterns and controls, perform assessments and pen tests, prototype AI-enabled security capabilities, ensure compliance (PII, privacy, regulatory), document protocols, and collaborate with cross-functional teams to productionize scalable AI-security solutions.

Lead offensive security engagements including internal/external network, web app, wireless, social engineering, red/purple teaming. Test IT and application controls, provide remediation recommendations, map findings to frameworks (NIST, CIS), present to stakeholders, mentor junior staff, and contribute to practice development and client program execution.

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.

Lead strategy to define, measure, and evolve Solution Engineer and Cloud Solution Architect excellence for Microsoft Security. Use data, AI-powered analytics, and customer insights to identify performance drivers, design capability strategies, advise senior leaders, and drive field transformation. Build governance, risk remediation, and scalable enablement programs while partnering across engineering, product, sales, and enablement to measure impact and continuously improve outcomes.

Serve as a senior security solution architect advising enterprise customers on modern, cloud-native Microsoft security architectures. Design and validate solutions using Microsoft security products, remove technical blockers, act as SME on complex deployments, gather customer insights to influence product roadmap and map solutions to business outcomes, and support large-scale security and compliance projects.

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.

Designs and leads cloud and application security solutions across DNS, HTTP servers, microservices, container infrastructure, and CI/CD pipelines. Defines security requirements, controls, encryption, access management, risk assessments, testing standards, and compliance measures. Analyzes security data and risks, integrates network security controls, develops scalable solutions, leads technical working groups, and communicates findings and recommendations to technical stakeholders, customers, and third parties.

Optimize Microsoft security operations by tuning Sentinel detections, reducing false positives, designing alert and incident-response automation, integrating Defender products and third-party telemetry, improving SOC workflows, and developing investigation playbooks, runbooks, and documentation. This hands-on 3–4 month contract requires strong Sentinel and Defender expertise, advanced KQL, Logic Apps, SOAR automation, SIEM engineering, and security operations optimization experience.

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.

Leads the global Network Security and Load Balancing platform team, setting strategy, architecture, automation, and operational direction. Oversees firewalls, proxies, load balancers, cloud security, Zero Trust, and micro-segmentation. Manages audits, regulatory engagements, vulnerability remediation, risk reporting, product backlogs, and stakeholder communications. Partners with cybersecurity, architecture, application, compliance, and business teams to maintain secure, compliant network platforms.