Senior Security Analyst - Detection & Cloud Security

ONEOK, Inc.; Tulsa (OK); Hybrid; USD 104,000 - 156,000; Full time

Job summary

ONEOK, Inc. is seeking a Security Analyst III to serve as a senior technical contributor within the Enterprise Security Tools & Architecture team.

You will design, implement, and optimize enterprise cybersecurity technologies protecting information assets, identities, and critical infrastructure. The role leads complex projects, develops automation and detection capabilities, and supports incident response while driving continuous improvement across security operations.

Qualifications

• Bachelor's degree in Cybersecurity, Information Technology, Computer Science, Engineering, or a related field.
• Experience administering enterprise cybersecurity technologies.
• Experience with security monitoring, incident response, threat detection, and security operations.
• Experience with scripting, automation, or software development (PowerShell, Python).
• Experience with enterprise-scale infrastructure, cloud services and hybrid environments.

Responsibilities

• Design, implement, administer, and maintain enterprise security technologies and supporting infrastructure.
• Develop detections, alerts, dashboards, correlation logic, and investigative workflows.
• Support incident response through investigation, containment, remediation, and post-incident analysis.
• Identify opportunities for automation and process improvement to enhance operations.
• Lead technical projects and mentor junior analysts.

Skills

Security engineering

Automation

PowerShell

Python

Security monitoring

Incident response

Threat detection

Cloud security

Identity and access management

Hybrid environments

Education

Bachelor's degree in Cybersecurity/IT/CS/Engineering

Tools

SIEM

SOAR

Security analytics

Detection engineering platforms

Job description

ONEOK, Inc. is seeking a Security Analyst III to serve as a senior technical contributor within the Enterprise Security Tools & Architecture team.

You will design, implement, and optimize enterprise cybersecurity technologies protecting information assets, identities, and critical infrastructure. The role leads complex projects, develops automation and detection capabilities, and supports incident response while driving continuous improvement across security operations.