Cybersecurity Engineer

3 days ago

Jurong West West Region, Singapore Sembcorp Industries Ltd Full time $104,000 - $130,878 per year

About Sembcorp
Sembcorp is a leading energy and urban solutions provider headquartered in Singapore. Led by its purpose to drive energy transition , Sembcorp delivers sustainable energy solutions and urban developments by leveraging its sector expertise and global track record.

Join Gas & Related Services

Drive Asia's energy transition with us O ur Gas & Related Services segment is a key growth engine, delivering reliable and efficient energy to industries and communities across multiple countries. We support Asia's growing energy needs while advancing the shift to a lower-carbon future.

About The Role
We are seeking a dedicated and experienced OT Cybersecurity Engineer to safeguard the operational technology environments within our power generation and water treatment facilities in Singapore. This role involves implementing, maintaining, and monitoring cybersecurity measures to ensure the resilience and integrity of critical infrastructure.

Roles & Responsibilities

  • The OT Cybersecurity Engineer will be responsible for developing and implementing cybersecurity measures across operational technology environments within power generation and water treatment facilities.
  • This includes designing OT network architecture, conducting risk assessments, and ensuring compliance with NIST, ISO27001:2022, and Singapore's CII regulations. The role involves monitoring OT systems for anomalies using cybersecurity tools (e.g., SIEM, Claroty, Nozomi), leading incident response efforts, and hardening ICS assets such as HMIs, PLCs, RTUs, and engineering workstations.
  • The engineer will maintain accurate documentation of network topologies and asset inventories, support secure IT/OT integration, and ensure regular patching or application of compensating controls.
  • Additionally, the role includes collaborating with internal teams and vendors, delivering cybersecurity training to plant personnel, and supporting audits and regulatory reviews to maintain a robust cybersecurity posture across critical infrastructure.

Requirements

  • Bachelor's degree in engineering, cybersecurity, control system, or related field.
  • Minimum 3-5 years of experience in OT cybersecurity, preferably in the energy, utilities.
  • Well-experienced in at least one major industrial control system (e.g., Siemens PCS 7, ABB 800xA, Honeywell PKS, GE Mark IVe etc).

Technical Skills

  • Knowledge of IEC 62443, NIST CSF, ISA/IEC standards, WSCP(PUB) and CCoP(CSA) requirements.
  • Familiarity with industrial protocols (Modbus, OPC DA/UA, IEC 61850, etc.).
  • Experience with ICS cybersecurity tools (e.g., Claroty, Dragos).
  • Proficient in firewalls, network segmentation, and SIEM integration.

Certifications (preferred)

  • CCNA, GICSP, CISSP, CISM or SANS ICS/OT certifications.

Our Culture at Sembcorp

At Sembcorp, our culture is shaped by a strong set of shared behaviours that guide the way we work and uphold our commitment to driving the energy transition.

We foster an institution-first mindset, where the success of Sembcorp takes precedence over individual interests. Collaboration is at the heart of what we do, as we work seamlessly across markets, businesses, and functions to achieve our goals together. Accountability is a core principle, ensuring that we take ownership of our commitments and deliver on them with integrity and excellence. These values define who we are and create a workplace where our people can thrive while making a meaningful impact on driving energy transition.

Join us in making a real impact

  • Cybersecurity Engineer

    3 days ago

    West Region, Singapore Alliance Healthcare Group Limited Full time $70,000 - $120,000 per year

    Responsibilities:Round-the-clock surveillance of the Company's information assets using various cyber defence tools to monitor internal and external sources.Provide timely detection, identification and alerts of possible attacks/intrusions, anomalous activities, and misuse activities, and distinguish these incidents and events from benign activities.Use...

  • CyberSecurity Delivery Architect

    3 days ago

    West Region, Singapore ST ENGINEERING INFO-SECURITY PTE. LTD Full time $90,000 - $120,000 per year

    Company description: ST Engineering Info-Security Pte LtdJob description: Responsibilities:Serve as the overall Security Delivery Architect post-tender award, ensuring the successful delivery of cybersecurity solutions.Design and deliver end-to-end cybersecurity solutions, translating complex enterprise requirements to a comprehensive security...

  • Senior Manager, Capability Development for OT/IoT, Cybersecurity

    3 days ago

    West Region, Singapore ST ENGINEERING INFO-SECURITY PTE. LTD Full time $104,000 - $130,878 per year

    Company description: ST Engineering Info-Security Pte LtdJob description: About UsST Engineering Infor-security Pte Ltd is a leading cybersecurity firm dedicated to protecting organizations from emerging threats. We are committed to providing innovative solutions and exceptional service to our clients.Position SummaryWe are seeking a highly skilled and...

  • Associate Cybersecurity Specialist

    3 days ago

    Central Region, Singapore Red Alpha Cybersecurity Pte. Ltd. Full time $60,000 - $120,000 per year

    About the job Associate Cybersecurity SpecialistJoin us as a Cybersecurity Specialist through our Alpha Specialist Training Programme (ASTP), a structured and fully sponsored pathway designed to launch your career in cybersecurity. Whether you're a fresh graduate or making a career switch, Red Alpha equips you with practical skills, industry-recognised...

  • Ics Cybersecurity Engineer

    6 days ago

    Jurong, Singapore LHR Arabia Full time

    We are seeking an **ICS Cybersecurity Engineer **to ensure that the organization’s cybersecurity program complies with applicable requirements, policies, and standards. Assists in creating policies and procedures to help reduce risk, meet regulatory requirements, and best business practices. Develop awareness materials and phishing test scenarios. **OUR...

  • Systems (Signalling) - Engineer / Snr Engineer JRL

    3 days ago

    West Region, Singapore SBS Transit Limited Full time $90,000 - $120,000 per year

    ResponsibilityLead the signalling maintenance team in executing maintenance activities to ensure operational readiness, safety, and cybersecurity complianceStrengthen team competencies, maintain accurate documentation, and manage spare parts to uphold reliability, safety, best practices, and cybersecurity awareness.Lead, supervise, and oversee the team in...

  • Maintenance Support Engineer

    3 days ago

    West Region, Singapore PERSOL Full time $104,000 - $130,878 per year

    Role Overview:Provide front-line technical support to customers across multiple communication channels, including phone, chat, email, and on-site visits. This position plays a key role in resolving technical issues, assisting with product inquiries, and ensuring a high standard of customer service.Key Responsibilities:Deliver technical support to customers...

  • Systems (ISCS) - Engineer JRL

    3 days ago

    West Region, Singapore SBS Transit Limited Full time $90,000 - $120,000 per year

    ResponsibilityLead the ISCS/COMMS/AFC maintenance team in executing maintenance activities to ensure operational readiness, safety, and cybersecurity compliance.Strengthen team competencies, maintain accurate documentation, and manage spare parts to uphold reliability, safety, best practices, and cybersecurity awareness.Lead, supervise, and oversee the team...

  • Senior Software Engineer

    3 days ago

    West Region, Singapore ST ENGINEERING INFO-SECURITY PTE. LTD Full time $90,000 - $120,000 per year

    Company description: Singapore Technologies Engineering LtdJob description: ST Engineering is a global technology, defence and engineering group with offices across Asia, Europe, the Middle East and the U.S., serving customers in more than 100 countries. The Group uses technology and innovation to solve real-world problems and improve lives through its...

  • Commissioning Engineer

    3 days ago

    West Region, Singapore Charterhouse Resources Full time $90,000 - $120,000 per year

    Industry: Marine / Offshore Oil & Gas (ICT, Telecom, Navigation Systems)About the RoleWe're seeking an experienced commissioning leader to manage telecom, ICT, and navigational system integration on offshore platforms and vessels (FPSOs, rigs, facilities). You'll oversee end-to-end commissioning—from planning and execution to client handover—while...