Top Senior Cyber Security Jobs in Dallas, TX

Lead reliability and operational engineering for enterprise network security platforms (firewalls, proxy, NAC, WAF, ZTNA/SASE). Define reliability strategy, drive automation, observability, post-incident remediation, policy governance, and cross-functional architecture to reduce risk, improve availability, and harden controls for business-critical security services.

Lead AI/ML-focused information security for enterprise agentic capabilities. Advise projects and CSOC teams on threat mitigation, compliance, automation, monitoring, and incident response. Partner with engineering and stakeholders to secure cloud, generative AI, and customer servicing platforms while driving data-driven decisions and continuous improvements.

Serve as the central information security lead for Enterprise Data, providing proactive consulting on API, data, infrastructure, network, container, and access security; perform risk assessments and architecture reviews; influence security adoption, escalate and manage cyber risk, support leadership reporting, and provide ad hoc security expertise.

Lead design and implementation of automated, API-first vulnerability and patch management solutions across hybrid/multi-cloud environments. Integrate scanning into CI/CD and IaC, build data pipelines and analytics for vulnerability prioritization, support AI-driven decisioning, and provide technical leadership to reduce security risk and improve remediation workflows.

Lead research, design, and implementation of automated, AI-enabled vulnerability and patch management solutions. Build API-driven integrations, data pipelines, and ML prototypes to generate actionable vulnerability intelligence. Partner with engineering and cloud teams to integrate security into CI/CD and IaC, aggregate scanner and cloud data, and provide technical leadership across hybrid and multi-cloud environments.

Lead modernization of enterprise vulnerability and patch management via automation, cloud-native security engineering, and AI-enabled vulnerability intelligence. Define strategy, decommission legacy platforms, drive adoption of API-first architectures, integrate VM into CI/CD and IaC pipelines, build security data pipelines and analytics, and influence cross-functional and executive stakeholders to reduce enterprise risk.

Lead technical design, deployment, automation, and operational maintenance of encryption, tokenization and key-management products (HSMs, appliances). Provide technical leadership, conduct POCs, support audits and incident investigations, collaborate with vendors and internal teams, oversee engineers, and ensure compliance and resiliency.

The role involves engineering and data analytics for Attack Surface Intelligence, focusing on asset inventories, threat analysis, and executive briefings.

The role involves designing and improving Attack Surface Intelligence through data analysis, automation, and collaboration with security teams. Key responsibilities include asset inventory management, data manipulation, and presenting findings to senior management.

This role involves designing and improving the Attack Surface Intelligence program, focusing on data analysis and engineering to manage and reduce risks in cybersecurity.

Serve as the primary security consultant for a line of business, advising on infrastructure, application, data, network, and access security. Lead security risk assessments, architecture reviews, escalate/manage cyber risk, coordinate cross-functional security solutions, support executives with security posture updates, and provide guidance on modern platforms including cloud, containers, APIs, and generative AI security.

Lead detection, response, and digital forensics for security incidents. Monitor alerts, perform technical analysis, act as Incident Commander, build automation and runbooks, mentor engineers, and coordinate cross-team investigations and insider threat work.

Conduct advanced OSINT and operational tradecraft to collect, track, and report on hacktivist and state-sponsored threat actor activity across South Asia, Latin America, and North Africa. Produce contextual internal reports, collaborate on analytical products, and employ secure methods to support threat intelligence operations.

Lead design and implementation of cloud, container, and application security across CSPs (IaaS/PaaS/SaaS). Manage client relationships and teams, apply DevSecOps practices, perform risk assessments and vulnerability testing, configure policy frameworks (CNAPP), and provide secure coding/cloud security training and mentorship to drive secure delivery and continuous improvement.

Lead design and implementation of cloud security strategies across IaaS, PaaS, and SaaS. Conduct risk assessments, implement IaC and automated enforcement, integrate security scanning into CI/CD, mentor junior staff, build client relationships, and deliver practical solutions to complex cloud security problems while maintaining professional standards.

Senior technical security engineer responsible for cloud infrastructure security, detection engineering, incident response, application and product security, vulnerability management, penetration test ownership, and security automation. Partners with platform, logistics, and IT teams, manages an application security contractor, and builds tooling to raise the security posture across AWS, IaC, edge, and container environments.

Design, build, and deliver technical cybersecurity training: analyze needs, create modular learning assets (self-paced and instructor-led), validate effectiveness, coordinate with SMEs, and translate operational knowledge into trusted documentation.

Design and build custom security tools, middleware, and automations to integrate Identity, MDM, EDR, SIEM, and SaaS platforms. Implement API-driven data flows, UIs, CI/CD pipelines, SOAR playbooks, and secure deployment practices. Collaborate with Security Ops, IT, and Engineering to translate policies into automated, secure solutions.

Analyze in-the-wild exploits and perform deep reverse engineering to track adversaries. Build detection, automation, and classification frameworks; develop host/network signatures and tooling. Produce high-quality intelligence reports and briefings, collaborate across teams, and contribute to mitigation and large-scale hunting efforts.

Lead large-scale collection and analysis of deep and dark web data, build and maintain production-grade automated collection systems (LLM-integrated), operate Docker/cloud-based pipelines and APIs, respond to collection failures and incidents, perform threat actor research, and apply OPSEC tradecraft while collaborating globally.

Lead and deliver generative-AI enabled source code review application security engagements, coordinate stakeholders, mentor junior red team members, document recommendations, and perform/manager penetration and web application tests.

Lead OSINT and engagement-driven investigations into Russian-language eCrime actors across surface, deep, and dark web. Collect actionable intelligence, produce contextual internal reports, collaborate with analytic teams, employ secure virtual OPSEC tradecraft, and leverage AI to accelerate research and decision-making under tight deadlines.

Provide technical oversight, assessments, and effective challenge of endpoint security controls and operations. Assess risks, draft senior-level reports, coordinate remediation, advise stakeholders, and stay current on emerging threats. Mentor teams and manage multiple programs to improve endpoint security posture.

Lead and grow a remote Security Detection & Response team, build detection engineering and observability systems, drive telemetry onboarding, Panther and MITRE-aligned detections, Python automation, CI/CD workflows, and AI-assisted triage. Own incident response, investigations, cross-functional collaboration, and measurement of detection effectiveness.

Lead federal cloud security and compliance efforts to achieve and sustain ATOs. Implement and automate FedRAMP/IL-5/RMF controls, manage continuous monitoring, coordinate 3PAO audits, drive cloud security architecture, oversee change control/SCRs, and lead incident response and POA&M remediation using AI-enabled automation and monitoring across high-security GovCloud environments.