Senior Managing / Principal Consultant - OT Industrial Cyber Security Philippines | Remote-first | Periodic Travel Lead. Influence. Build excellence in OT cyber security. SIS Industrial Cyber Security is a specialist OT / industrial cyber security consulting firm trusted by critical infrastructure and industrial organisations globally. Our success has been built on deep technical expertise, world-class consulting, and consistently defensible outcomes in complex, high-consequence environments. As SIS continues to grow its presence and client impact across Asia Pac and the Middle East, this role plays a key part in maintaining the standards, credibility, and delivery excellence that underpin our reputation. The Role At Senior Managing / Principal level, you will report to the Chief Operating Officer and hold significant responsibility for technical leadership, delivery outcomes, and maintaining client trust. This role is targeted at senior practitioners who: Lead through collaboration, contributing positively to a high-performing, geographically distributed consulting team Operate with integrity and professional judgement, providing honest, defensible advice that stands up to scrutiny Take clear accountability for complex delivery outcomes, decisions, and quality end-to-end Hold themselves and others to high standards of quality and excellence, while remaining improvement-minded and action-oriented Actively look for better ways of working, leveraging new methods, fit-for-purpose tools, and tailored approaches to deliver value outcomes. You will lead complex consulting engagements, influence senior stakeholders, and contribute directly to the evolution, growth and success of SIS. Located in the Phillipines, work is largely remote with periodic regional and international travel required. Key Responsibilities Take full accountability for delivery of complex OT / ICS cyber security engagements to time, cost, and quality targets. Lead delivery of OT cyber security services across FEED cycle, security audit & compliance/ assurance services, threat and risk assessments, architecture, governance, implementation, OT-SOC, and training services. Act as a trusted advisor to senior client stakeholder s across engineering, operations, cyber, and executive leadership. Provide senior-level technical leadership and peer review, ensuring outcomes meet SIS quality and assurance standards Mentor and uplift consultants, contributing to team capability, competence assessment, and professional growth. Actively improve ways of working, tools, and methods, strengthening SIS' consulting practice over time. What We're Looking For You bring deep, hands-on OT / ICS cyber security expertise and are known for setting the technical direction on complex engagements, influencing outcomes through credibility rather than position. 8-10+ years' experience delivering outcome-driven OT / ICS cyber security projects across power, water, oil & gas, transport, and critical manufacturing sectors. Demonstrated capability operating at Senior Managing or Principal Consultant level or equivalent engineering expertise. Proven experience leading complex engagements with high autonomy and influence. Asset owner/ operator experience is welcome. Strong stakeholder credibility across engineering, operations, cyber, and executive audiences A clear commitment to quality, integrity, accountability, and teamwork Why SIS A proven specialist - 100% dedicated to OT / industrial cyber security, with a track record of trusted delivery in critical infrastructure environments Credibility that matters - work is valued because it stands up to engineering, operational, and executive scrutiny Meaningful influence - senior consultants actively shape standards, outcomes, and how the firm continues to improve Regional scale with focus - deliver across Asia Pacific and the Middle East without losing specialist depth Sustainable excellence - success built on quality, accountability, and continuous improvement, not volume or hype