Top Senior Cyber Security Jobs in Dallas, TX

Own and administer the CrowdStrike Falcon security platform across a multi-cloud environment. Engineer SIEM data flows, onboard security tools, maintain platform health, troubleshoot complex issues, automate workflows with scripting, APIs, and SOAR, and improve SOC analyst effectiveness. The role also manages access and configuration governance, supports cloud and endpoint security initiatives, applies AI-driven capabilities, and creates operational documentation while partnering with vendors and cross-functional stakeholders.

Maintain and interpret cybersecurity compliance standards (NERC CIP, NIST, ISO, etc.), administer internal control systems, support audits, investigate non-compliance, design corrective actions, and identify automation opportunities while collaborating with plant teams and stakeholders.

Lead design and implement confidential computing and enterprise security solutions across cloud platforms. Develop and review secure production code, perform threat modeling, vulnerability and penetration testing, and advise stakeholders on security controls and mitigation.

Lead security engineer responsible for designing, building, and reviewing secure, high-performance API-first services and integrations. Provide technical guidance, implement secure production code, influence product and architecture decisions, and embed AI-assisted security practices within the SDLC. Ensure scalable, cloud-native distributed systems, validate AI outputs, and uphold traceability, resiliency, and auditability across security workflows.

Lead a global security engineering org (~20 engineers) to design, deliver, and operate enterprise security platforms including an AI-driven security copilot, endpoint/server antivirus, and container security (image scanning, policy enforcement, runtime protection). Set technical direction, partner with product and infrastructure teams to embed security into workflows, own roadmaps, staffing, budget, and drive adoption across the firm.

Implements, administers, monitors, and maintains enterprise security systems including firewalls, VPN, endpoint protection, SIEM, data loss prevention, vulnerability management, and access control. Responds to alerts, incidents, and service requests; performs troubleshooting, upgrades, patching, documentation, and change management. The role collaborates with vendors, supports end users, participates in on-call rotations, mentors junior engineers, and contributes to security solution design and process improvements.

Lead identity security engineering strategy across user, development, and production environments. Guide IAM architecture, privileged access management, threat detection, adversarial testing, compliance automation, and security-control validation. Mentor engineers, define identity security roadmaps, build automation and proofs of concept, collaborate with business and security leaders, and modernize protective controls using offensive and defensive security expertise.

Serves as a first-level escalation point for firewall access, network troubleshooting, VPN connectivity, and security incidents. Designs and implements approved Palo Alto firewall changes, reviews policies, interprets traffic and threat logs, performs operational checks, and supports upgrades. The analyst troubleshoots network and application connectivity, coordinates equipment replacements, assists security engineering with threat mitigation, and escalates complex issues. Occasional after-hours or weekend support may be required.

Oversee the security of firm applications, networks, systems, hardware, and mobile devices throughout their lifecycles. Develop security requirements and architecture, manage controls and configurations, perform certification and accreditation, maintain asset inventories, and ensure secure development and acquisition practices. Collaborate across departments and mentor team members while serving as a primary technical security contact. The role requires independent judgment, strong analytical ability, knowledge of security frameworks and technologies, and at least seven years of related experience.

Supports and improves Identity and Access Management operations, including SailPoint IIQ workflows, rules, tasks, forms, integrations, monitoring, incident remediation, patching, reporting, risk assessment, root cause analysis, and documentation. Partners with help desk and business stakeholders, supports automation and platform upgrades, and participates in 24x7x365 on-call coverage.

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.

Leads and develops a cloud security engineering team while overseeing security operations across AWS, Azure, and GCP. Responsibilities include managing CSPM, CNAPP, vulnerability management, cloud identity, compliance monitoring, security baselines, remediation programs, automation, governance, metrics, audits, and incident response. The role partners with technical and business stakeholders to reduce enterprise cloud risk and improve security service delivery.

Leads and mentors cloud security engineers while developing and executing security strategy across AWS, Azure, and GCP. Oversees cloud security baselines, monitoring, compliance, vulnerability management, IAM, container and Kubernetes security, and enterprise-scale security solutions. Identifies service gaps, drives automation and AI/ML improvements, documents policies and operational runbooks, and partners with stakeholders to implement new security technologies in production.

Designs, develops, and operates encryption, tokenization, and key management platforms that protect sensitive data. Leads secure, scalable architecture and production implementation, ensuring high availability, disaster recovery, observability, compliance, and auditability. Partners with security, compliance, governance, product, and application teams; applies cryptography standards; mentors engineers; and improves platform performance, cost efficiency, reliability, and developer experience. Requires strong software engineering, cloud, SRE, cryptography, stateful systems, CI/CD, and infrastructure-as-code expertise.

Implements and operates Identity and Access Management solutions covering provisioning, access governance, identity federation, and secure application integrations. Develops IAM architecture and design documentation, troubleshoots access issues, supports SAML and OAuth integrations, and helps ensure policy compliance and performance. The role may lead IAM projects and work across hybrid cloud and on-premise environments using platforms such as Oracle IAM and CyberArk. It also requires Linux or Unix knowledge and may involve monitoring with SIEM tools.

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 mentor engineers to design, implement, and optimize hyperscale network security. Manage firewalls, proxies, segmentation, incident escalation, vulnerability assessments, and remediation. Build automation playbooks and integrate tools (Python, Terraform, vendor APIs) for lifecycle management. Coordinate with DevOps, infrastructure, and application teams to embed Zero Trust and secure cloud networking practices.

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.

Lead and technically oversee the GRC cybersecurity program, manage and mentor the security team, assess and report risk posture, review vulnerability/pen test results, drive remediation, liaise on business continuity, and oversee third-party security risk and security awareness initiatives.

Lead and coach security architecture and automation teams to design and implement cloud and on-premise security solutions. Develop security patterns, automate security tooling and CI/CD testing, prototype and standardize cloud security controls, monitor threats, and drive data-driven KPIs to improve reliability and reduce risk.

Serve as the cybersecurity SME for the generation fleet: lead segmented architecture deployments and vulnerability remediation, develop fleet-wide standards, oversee compliance audits, lead incident root-cause analysis, build dashboards/metrics, and represent cybersecurity on capital projects and plant upgrades.

Serve as primary SIEM/SOC escalation point: investigate and triage network security events, document findings, communicate with stakeholders, tune detections, oversee threat and vulnerability management, implement automations with platform teams, and lead brand collaboration calls. Provide incident response, threat intelligence analysis, and occasional on-call support across a global enterprise.

Serve on the CISO Cybersecurity Architecture team to embed security into Azure-native and hybrid cloud solutions, define reusable security patterns across Microsoft ecosystems, evaluate designs/PoCs, mentor engineering teams on secure coding and cloud-native controls, and drive governed, scalable security architectures that support AI, low-code, and data governance adoption.

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 vulnerability management strategy and execution across cloud and hybrid environments. Own end-to-end vulnerability lifecycle, drive automation, perform data-driven prioritization with advanced SQL, and partner with engineering, risk, and incident response teams. Provide hands-on engineering, on-call support, mentoring, and offensive security research to reduce exposure and improve operational reliability.