Senior OT Cybersecurity Engineer​/Specialist

Americas

Worley Consulting. Be part of the solution.

Worley Consulting is a global group of consultants, scientists, engineers and digital experts dedicated to solving the world’s critical infrastructure, environmental, energy and resource challenges. We partner with our customers to find solutions that create value over the life of their assets, implement new technologies to run assets more efficiently, secure and safeguard social license, support local communities and accelerate the energy transition.

We evaluate options, identify opportunities and risks to support our customers’ decision making; assist with asset strategy and selection, business case preparation, concept and feasibility studies, technology evaluation, energy strategies and asset operational excellence.

We are seeking a highly experienced and strategic Senior OT Cybersecurity Engineer to join our team. The role involves designing, implementing and overseeing comprehensive cybersecurity solutions for OT environments, including telecom infrastructure, SCADA, PLC and DCS platforms. Responsibilities include developing security architectures, conducting vulnerability assessments and facilitating implementation of security controls in line with industry standards and regulatory requirements. Candidates should have extensive experience in OT/ICS security, SCADA system architecture, industrial control protocols and network segmentation, with a proven track record of safeguarding critical infrastructure, mining and oil & gas production environments.

Full‑time hybrid position based at a Worley office in the U.S. or Canada:
In the United States:
Phoenix, Arizona;
Houston, Texas, or Charleston, West Virginia. In Canada:
Calgary/Edmonton, Alberta; or Sudbury, Markham, Sarnia, Ontario.

• Design, develop and implement comprehensive cybersecurity architectures for operational technology environments.
• Conduct security assessments, threat modelling and risk analysis of SCADA systems, PLCs and industrial control networks.
• Lead implementation of security controls, including network segmentation, access controls and defense mechanisms across OT infrastructure.
• Develop and implement OT cybersecurity policies, procedures and standards aligned with regulatory requirements and best practices.
• Perform vulnerability assessments and manage contractors to perform penetration testing on industrial control systems; provide remediation recommendations.
• Design and oversee deployment of anomaly‑detection and security‑monitoring solutions for OT environments.
• Provide technical guidance and mentorship to cybersecurity and OT engineering teams on security best practices and emerging threats.
• Collaborate with operational teams to ensure security implementations maintain system availability and performance.
• Review and assess third‑party OT systems, devices and integration designs for security compliance and alignment with company standards.
• Manage and coordinate security patch management, firmware updates and security hardening across OT systems.
• Lead incident response and forensic investigation activities for security events in operational technology environments.
• Prepare comprehensive security reports, risk assessments and presentations for senior management and stakeholders.
• Liaise with vendors, integrators and external consultants to ensure security requirements are met throughout the project lifecycle.
• Assist in new tenders, RFPs and contract negotiations by providing technical security assessments and recommendations.
• Stay current with emerging OT cybersecurity threats, vulnerabilities and mitigation strategies through continuous professional development.
• Maintain compliance with all relevant American and international health, safety, environmental, quality and cybersecurity legislative requirements.

• Significant experience in operational technology (OT) systems, industrial control systems (ICS) or SCADA environments.
• Senior cybersecurity role focused on OT/ICS security risk and threat assessment and security architecture design.
• Experience in engineering…