Top Cyber Security Jobs in Houston, TX

Engineer and operate SIEM and SOAR platforms supporting SOC and MDR services. Responsibilities include log-source onboarding, parsing, enrichment, detection engineering, playbook automation, alert and dashboard development, end-to-end pipeline troubleshooting, vendor escalations, customer onboarding, ingest-volume management, documentation, and platform incident response. The role serves as the technical escalation point and participates in an after-hours on-call rotation.

Manage security for classified information systems across their full lifecycle, including accreditation, security controls, SSPs, RMF activities, vulnerability remediation, audits, incident response, insider threat coordination, COMSEC, and TEMPEST/EMSEC compliance. Lead security professionals, coordinate with government agencies, conduct training and self-inspections, and ensure systems meet NIST, DoD, SCI, and related regulatory requirements.

Leads the cybersecurity operations program, overseeing monitoring, incident response, vulnerability management, threat intelligence, endpoint security, identity protection, and security controls. Manages security technologies, vendors, incident playbooks, compliance support, dashboards, and on-call processes while protecting regulated healthcare and financial information. Partners with IT, compliance, legal, privacy, risk, and executive teams, and leads and develops security operations personnel.

Supports the IT Governance, Risk, and Compliance program through security risk assessments, policy administration, audit readiness, control validation, evidence collection, remediation tracking, regulatory compliance monitoring, and third-party risk reviews. The role maps controls to frameworks including HIPAA, SOC 2, NIST, CIS, CMS, and URAC; maintains risk registers and governance documentation; and partners with technical and business teams to address vulnerabilities, control gaps, and compliance requirements.

Designs, configures, and operates ServiceNow Security Operations and Vulnerability Response capabilities. Builds vulnerability lifecycle workflows, risk-based prioritization models, dashboards, and SLA monitoring. Integrates scanners and security tools such as Qualys, Tenable, Rapid7, Defender, and CrowdStrike through APIs. Uses CMDB, Discovery, and Service Mapping to improve asset context and vulnerability correlation. Supports remediation coordination, incident investigations, governance, reporting, documentation, and continuous improvement for client exposure management programs.

Deploys and operates Axonius Asset Cloud for cyber asset management, exposure management, and risk-based vulnerability prioritization. Builds integrations, unified asset inventories, correlation models, dashboards, and automated remediation workflows. Supports CNAPP and cloud security operations, vulnerability remediation tracking, platform maintenance, scripting, API integrations, and client engagements. Requires cybersecurity engineering experience, Axonius or comparable CAASM expertise, vulnerability management knowledge, and automation skills.

Leads regional enterprise security sales by serving as a cloud security expert, shaping opportunities, advising account teams, managing executive relationships, and orchestrating technical teams and partners. Conducts architecture reviews, demos, proof-of-concepts, pilots, ROI/TCO analyses, and consultative engagements to promote Microsoft security solutions, Zero Trust adoption, and customer business outcomes.

Conduct manual penetration tests and secure code reviews across web applications, APIs, AWS infrastructure, and AI systems. Develop AI-assisted security tooling, test LLM applications and agents, triage SAST findings, tune detection rules, support security reviews before production, and communicate risks and remediation priorities to engineering teams.

Provides security engineering and architecture expertise for FedRAMP Cloud Service Provider assessments. Reviews full-stack architectures, authorization packages, security controls, policies, assessment reports, vulnerability scans, and penetration tests for compliance with FedRAMP, NIST, FISMA, RMF, and agency requirements. Leads vendor interviews, identifies technical and documentation gaps, supports continuous monitoring, advises government program leaders and CISOs, and provides security recommendations for cloud systems.

Build, secure, automate, and operate AWS and Kubernetes infrastructure while supporting HIPAA and SOC 2 compliance. Responsibilities include Terraform development, CI/CD security, IAM, vulnerability management, observability, SIEM integrations, incident response, infrastructure hardening, scripting, technical documentation, and cross-functional automation. The role also participates in on-call coverage and evaluates new security and infrastructure tools.

Build and scale application security for a SaaS platform by integrating SAST, SCA, DAST, secrets scanning, and container/IaC checks into CI/CD. Partner with engineering and DevOps teams on threat modeling, secure code reviews, vulnerability remediation, incident response, and secure development practices. The role also supports compliance goals and translates security risks clearly to engineers.

Implement and configure SailPoint IdentityIQ and Identity Security Cloud solutions, including identity lifecycle management, access certifications, provisioning, integrations, workflows, rules, and application onboarding. Lead or support IIQ-to-ISC migrations, gather client requirements, create technical documentation, troubleshoot deployments, and support UAT and hypercare. The role also involves client interaction, mentoring junior engineers, and contributing to reusable delivery assets in a remote consulting environment.

Leads security operations and corporate IT for a healthcare technology company handling PHI. Responsibilities include incident response, application and cloud security, IAM, endpoint management, vendor reviews, security policies, compliance support for HIPAA, SOC 2, and HITRUST, and management of three direct reports. The role also builds AI-driven automation tools and workflows for IT and security operations while partnering with executives, engineers, customers, auditors, and compliance leaders.

Monitor, investigate, and respond to global security incidents; lead incident response as an incident commander; develop security alerts, playbooks, automated actions, and escalation workflows; conduct threat hunting and threat intelligence research; improve detection, containment, and post-incident processes; collaborate with stakeholders; and participate in an on-call rotation.

Supports IT solution design and implementation, analyzes cybersecurity protocols and recommends improvements, and collaborates with data science teams to analyze data and generate actionable insights. The internship provides hands-on experience, mentorship, professional development, and exposure to aerospace technology. Candidates must be enrolled in a relevant bachelor's or higher degree program, maintain a 3.0 GPA, and graduate in December 2027 or later.

Monitor and investigate security alerts across client environments in a 24/7 security operations center. Analyze threats, identify malicious activity and indicators of compromise, distinguish false positives, support incident response and remediation, develop vulnerability reports, and communicate findings to technical and executive audiences. Participate in shift handoffs and rotating incident triage coverage while collaborating with incident response teams.

Leads and coordinates security and operational incident response for infrastructure, platforms, hosting, and customer environments. Serves as incident commander, manages escalations and communications, facilitates bridge calls and post-mortems, analyzes incident trends, maintains response procedures, and tracks corrective actions. Partners with technical and leadership teams to improve incident management maturity, accountability, governance, reporting, and operational transparency during high-severity events.

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.

Strengthen the security and resilience of operational technology environments by evaluating architectures and data flows, improving asset visibility, governing remote and vendor access, supporting secure commissioning and change management, developing monitoring and incident-response capabilities, and maintaining risk and remediation records. The role partners with engineering, operations, IT, cybersecurity, compliance, legal, and third parties while applying NIST SP 800-82 and IEC 62443 concepts.

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.

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.