Job Description Summary: Responsible for securing industrial control systems (ICS), SCADA environments, and other Operational Technology assets across the organization. This role bridges IT and OT domains, ensuring the protection of critical infrastructure, manufacturing processes, and industrial networks against cyber threats while maintaining operational continuity and safety Job Description: OT Security Strategy & Governance Develop and implement OT security strategy aligned with organizational cybersecurity framework. Define OT security policies, standards, and procedures based on industry frameworks (e.g., IEC 62443, NIST CSF, ISO 27001). Perform OT risk assessments and threat modelling for industrial environments. Collaborate with IT Security, Risk, and Compliance teams to ensure unified security posture. OT Environment Protection Identify, classify, and manage OT assets (PLCs, DCS, SCADA systems, HMIs, Industrial IoT). Design and implement network segmentation (zones & conduits) in OT environments and IT/OT boundaries Deploy and manage OT security technologies: Industrial firewalls & industrial switches Network intrusion detection systems (NIDS) OT threat detection platforms Ensure secure remote access solutions for vendors and engineers. Monitoring & Incident Response Monitor OT networks for anomalous behavior and potential threats. Investigate and respond to OT security incidents and alerts. Develop OT-specific incident response playbooks. Coordinate with SOC and incident response teams for cross-domain events. Vulnerability Management & Hardening Conduct vulnerability assessments specific to OT systems (non-intrusive methods). Work with engineering teams to remediate vulnerabilities without disrupting operations. Manage patching strategies considering uptime and safety constraints. Perform secure configuration reviews for PLCs, SCADA, and industrial devices. Risk, Compliance & Auditing Ensure compliance with regulatory requirements and standards: IEC 62443 NIST SP 800-82 Local critical infrastructure regulations Support internal and external OT security audits. Provide documentation, reporting, and risk mitigation recommendations. Cross-Functional Collaboration Work closely with: Plant operations / engineering teams IT infrastructure & cybersecurity teams Third-party vendors / OEMs Translate cybersecurity requirements into operationally feasible controls. Provide security awareness training tailored for OT personnel Continuous Improvement Stay updated on emerging OT threats and vulnerabilities. Evaluate and implement new OT security tools and solutions. Conduct tabletop exercises and simulations for OT cyber incidents. Drive OT security maturity initiatives and roadmap. Job Requirement : Bachelor’s degree in Cybersecurity, Information Technology, Engineering, or related field (Master’s degree is a plus) 3–8+ years in cybersecurity, with at least 2–3 years in OT/ICS security Hands-on experience with SCADA systems, PLCs / DCS environments, Industrial networks and protocols Strong knowledge of OT/ICS protocols : Modbus, S7-Communication, OPC-UA, OPC-DA, PROFINET, MQTT etc. Familiarity with OT security tools : Nozomi, Claroty, Dragos (or equivalent) Network security expertise : Firewalls, segmentation, IDS/IPS Understanding of Windows/Linux hardening in OT context, Network architecture design Experience with vulnerability assessment tools adapted for OT Having Certifications (Preferred)in GICSP (Global Industrial Cyber Security Professional), CISSP / CISM / CISA, ISA/IEC 62443 certifications, CEH or equivalent Strong analytical and problem-solving abilities Ability to balance security vs. operational uptime Excellent communication skills across technical and non-technical stakeholders Stakeholder management (especially plant/engineering teams) "Our company has never levied any fees for the recruitment process nor has it required to order tickets and accommodation through a certain travel agent or certain person" We are a leading, publicly-listed, global seed-to-shelf agribusiness committed to sustainable palm oil production. Our palm oil plantations cover more than 138,000 hectares (including smallholder farmers). Our primary activities are cultivating and harvesting oil palms, processing fresh fruit bunches (FFBs) into crude palm oil (CPO) and palm kernel, and refining CPO into value-added products such as cooking oil, margarine, and shortening. We own 46 mills and operate 8 downstream facilities that manage refining and kernel crushing operations, across Indonesia. Besides bulk and industrial oil, our refined products are also marketed under several brands well-loved consumer brands such as Filma and Kunci Mas. Today, these brands have been recognised for their high quality and command significant market share in their respective segments in Indonesia. Based in Jakarta, we were founded in 1962 and listed on the Indonesia Stock Exchange in 1992. A subsidiary of Golden Agri-Resources (GAR), we have Sinar Mas Oleochemical, SMART Research Institute (SMARTRI), and SMART Biotechnology Centre within our operations. Why join us? Palm oil and agriculture play a significant role in meeting the growing world population's demands for sustainable and innovative solutions to nutrition, energy and personal care products. As a leading global seed-to-shelf agribusiness, we want talents who are ready to overcome future challenges in this sector, and be part of sustainably feeding and fueling generations.

Operational Technology Security Specialist.

more at Goldenagri.

Business Analyst

I2P Payment DS Non-Trd.2 Analyst

Guru

similar roles.

Senior Software Engineer - Edge-Services Security

Senior Software Engineer - Edge-Services Security

Site Supervisor – Security Solutions

Business Systems Analyst Consultant - Device Management & Endpoint Security

Senior Network and Cloud Security Engineer

Security Alarm Dispatcher - Training Provided- 2:30pm-12am