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Oceaneering is a global provider of engineered services and products, primarily to the offshore energy industry. We develop products and services for use throughout the lifecycle of an offshore oilfield, from drilling to decommissioning. We operate the world's premier fleet of work class ROVs. Additionally, we are a leader in offshore oilfield maintenance services, umbilicals, subsea hardware, and tooling. We also use applied technology expertise to serve the defense, material handling, aerospace, science, and renewable energy industries.
Equal Opportunity Employer: All qualified candidates will receive consideration for all positions without regard to race, color, age, religion, sex (including pregnancy), sexual orientation, gender identity, national origin, veteran status, disability, genetic information, or other non-merit factor.

Our regional support functions play a critical role in enabling the success of all Oceaneering business units. These teams include disciplines such as Finance, HR, Recruitment, IT, HSE, Supply Chain, Quality, and Administration. Operating collaboratively across multiple departments and geographic locations, they provide responsive, high‑quality support that ensures our operations run efficiently and safely. Having these teams based locally allows us to make timely decisions, respond quickly to operational needs, and maintain strong alignment with our business units and workforce.

We are seeking an experienced and strategic Cybersecurity Sr. Manager to lead our security operations across both enterprise IT and Operational Technology (OT/ICS) environments. This is a high-impact leadership role responsible for protecting critical systems, enabling resilient operations, and advancing our cybersecurity maturity in alignment with business goals and industry best practices.

You will lead security operations, threat and vulnerability management, and security culture initiatives while driving continuous improvement in detection, response, and risk reduction. This role offers the opportunity to shape the future of cybersecurity in a global organization operating in complex, high-consequence environments.

Role provides the opportunity to work in a hybrid environment, working both virtually and in the Houston office when required.

You will lead security operations, vulnerability management, Data Privacy, and threat response across IT and OT environments—ensuring our organization is protected, resilient, and aligned with modern cybersecurity standards.

Provide oversight and direction for both internal security teams and third‑party SOC/MDR partners

Ensure effective 24x7 monitoring, detection, and response to cyber threats

Continuously enhance SOC capabilities, including SIEM, SOAR, automation, and threat intelligence

Establish and lead Oceaneering's Data Privacy and Governance function

Responsible for defining data protection policies, governance frameworks, privacy architecture standards, and investigative processes that ensure confidentiality, integrity, availability, and appropriate use of enterprise data

Provide strategic direction and oversight for data sovereignty, developing the governance structure, controls, and standards that business and technology teams follow across the organization

Own the enterprise Threat & Vulnerability Management (TVM) program across IT and OT

Establish governance for patch management and risk‑based remediation

Prioritize vulnerabilities based on business risk and ensure timely resolution

Lead enterprise incident response and proactive threat hunting capabilities

Ensure readiness through tested playbooks and crisis response processes

Drive continuous improvement through post‑incident reviews and lessons learned

Manage the lifecycle, performance, and optimization of security tools and platforms

Align capabilities to the NIST Cybersecurity Framework (CSF)

Evaluate effectiveness, reduce redundancy, and ensure cost‑efficient security investments

Oversee enterprise‑wide security awareness and phishing simulation programs

Reduce human risk through targeted training and behavior‑driven initiatives

Track effectiveness through measurable outcomes (e.g., phishing resilience, engagement)

Development and execution of table top exercises to verify ownership

Partner with IT, OT, and business leaders to integrate security into operations

Align cybersecurity strategy with business priorities, risk tolerance, and resilience goals

• Communicate risk, performance, and priorities to senior leadership
• This position has supervisory responsibilities.

Minimum 15 years of cybersecurity experience, including leadership in security operations

Minimum 10 years’ experience in SOC operations, incident response, and vulnerability management

Minimum 10 years’ experience working with or overseeing third‑party security providers (MDR/SOC)

Proven ability to align security strategy, tooling, and operations with business outcomes

Deep knowledge of frameworks such as NIST CSF and/or ISO 27001

Strong leadership, communication, and stakeholder engagement skills

Certifications such as CISSP or CISM

Experience in energy, oil & gas, or critical infrastructure environments

Familiarity with OT/ICS security (e.g., NIST 800-82, IEC 62443)

Experience managing security tooling strategy, optimization, and cost governance

Exposure to modern security technologies (SIEM, SOAR, EDR, MDR, cloud security)