Security Analyst III

#WeAreONEOK – Fortune 500 company. 100+ years in business. Leading midstream service provider. Safety first. Sustainable operations. Environmentally responsible. Employee focused. JOB SUMMARY

The Security Analyst III serves as a senior technical contributor within the Enterprise Security Tools & Architecture team. This position is responsible for designing, implementing, administering, and improving enterprise cybersecurity technologies that protect the organization's information assets, identities, critical infrastructure, users, and business operations.

The Security Analyst III serves as a senior technical contributor within the Enterprise Security Tools & Architecture team. This position is responsible for designing, implementing, administering, and improving enterprise cybersecurity technologies that protect the organization's information assets, identities, critical infrastructure, users, and business operations.

The Security Analyst III provides technical leadership for enterprise security platforms, identity and access management solutions, cloud security capabilities, threat detection technologies, and cybersecurity engineering initiatives. This role leads complex projects, develops automation and detection capabilities, supports incident response activities, and drives continuous improvement across cybersecurity operations. The Security Analyst III is expected to possess strong expertise across multiple cybersecurity domains and serve as a trusted technical resource for security operations, architecture, engineering, and business stakeholders.

Successful candidates will demonstrate a blend of security engineering, operational excellence, technical leadership, and architectural thinking while helping to advance the organization's security posture.

Design, implement, administer, and maintain enterprise security technologies and supporting infrastructure.

Design, implement, and support security controls protecting enterprise identity, cloud, collaboration, messaging, and productivity platforms.

Evaluate security configurations, identify gaps, and recommend improvements that strengthen authentication, access control, privileged access, data protection, monitoring, and overall security posture across enterprise technology platforms.

Lead technical projects involving cybersecurity tools, integrations, monitoring capabilities, cloud services, identity systems, and operational improvements.

Ensure security platforms remain reliable, scalable, and aligned with business requirements.

Develop and maintain system documentation, technical standards, operational procedures, and architecture diagrams.

Provide advanced troubleshooting and support for cybersecurity systems and services.

Evaluate emerging technologies and security capabilities to improve enterprise security effectiveness and operational maturity.

Develop, tune, and maintain security detections, alerts, dashboards, correlation logic, and investigative workflows.

Integrate security telemetry from multiple sources into enterprise monitoring and response platforms.

Support incident response efforts through investigation, containment, remediation, and post-incident analysis.

Identify opportunities for automation and process improvement that improve security operations efficiency and resiliency.

Participate in threat hunting, detection engineering, purple team activities, and continuous improvement initiatives.

Collaborate with internal stakeholders to improve visibility, detection coverage, response effectiveness, and operational metrics.

Serve as a subject matter expert for assigned security technologies and functional areas.

Mentor junior analysts and provide technical guidance during investigations, projects, and operational activities.

Participate in architecture reviews, technology evaluations, risk assessments, and strategic planning initiatives.

Lead technical projects and influence cybersecurity decisions through sound engineering and architectural recommendations.

Promote best practices related to security engineering, monitoring, automation, platform administration, and operational excellence.

Bachelor's degree in Cybersecurity, Information Technology, Computer Science, Engineering, or a related field; or equivalent combination of education and experience.

Demonstrated experience administering and supporting…