Director of Cybersecurity — IT & OT Security Leader

Caturus Management Services, LLC; Houston (TX); On-site; USD 180,000 - 250,000; Full time

Job summary

Caturus Energy in Houston seeks a Director of Cybersecurity to lead the unified security function across IT and OT environments, owning the full lifecycle of enterprise information security. The role emphasizes governance, risk management, vulnerability remediation, and independent testing, with a focus on safe operation of critical energy infrastructure.

The candidate will map controls to NIST and ISO standards, manage third‑party assessments, and drive a continuous improvement program ensuring

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or related field.
• Experience leading security programs across IT and OT environments.
• Professional certifications such as CISSP, CISM, GICSP, GRID, GIAC ICS (ICS410/ICS515) preferred.

Responsibilities

• Own day-to-day security operations across IT and OT environments.
• Coordinate with leadership to align with NIST, ISO frameworks and ITGCs.
• Lead vulnerability management, third-party assessments, and secure adoption governance.

Skills

Cybersecurity leadership

Vulnerability management

IT/OT security

Risk management

Education

Bachelor's degree in Information Technology, Computer Science, Information Security, or related field

Master's degree in related discipline preferred

Job description

Caturus Energy in Houston seeks a Director of Cybersecurity to lead the unified security function across IT and OT environments, owning the full lifecycle of enterprise information security. The role emphasizes governance, risk management, vulnerability remediation, and independent testing, with a focus on safe operation of critical energy infrastructure.

The candidate will map controls to NIST and ISO standards, manage third‑party assessments, and drive a continuous improvement program ensuring