IT System Support Analyst

CHEVRON ORONITE PTE LTD; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A leading energy company is seeking a skilled Cloud Engineer in Singapore to enhance their IT/OT systems infrastructure. The role includes troubleshooting, monitoring applications, and ensuring system security. Candidates should have a Bachelor's degree in Computer Science or a related field, along with at least three years of industry experience. Familiarity with OT systems like DCS and PLCs is essential. Experience with cloud platforms, SAP, and OSI PI is highly desirable. Join a dynamic team where you'll collaborate across various disciplines.

Qualifications

• Minimum of 3 years of experience in IT/OT systems infrastructure within industrial or manufacturing environments.
• Strong understanding of Process Control Networks (PCN), cybersecurity principles, and IT/OT convergence.
• Proven experience supporting and maintaining OT systems such as DCS, PLCs, and SCADA.

Responsibilities

• Perform regular file archival and purge as necessary.
• Troubleshooting, monitoring applications, applying server and workstation patches.
• Support and integration of IT standards into the PCN environment.

Skills

Problem-solving skills

Communication skills

Collaboration skills

Analytical skills

Proficiency in SAP

Proficiency in OSI PI

Education

Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related field

Tools

Cloud platforms

Networking

Process automation systems

Power BI

Python

Job description

Requisition ID: R000067752
Job Location: Singapore – Jurong Island

To submit application, please click below posting link or copy and paste to a new browser:

https://chevron.wd5.myworkdayjobs.com/jobs/job/Singapore-Oronite-Plant-Main-Office/Cloud-Engineer---PCN-OT-Analyst_R000067752

Responsibilities

• Perform regular file archival and purge as necessary. Creates, changes, and deletes user accounts & groups per request

• Grants and removes access to server and related resources

• Responsible for troubleshooting, monitoring applications as well as applying server and workstation patches on a regular basis

• Conducts performance tuning, problem resolution, storage administration, security administration, capacity planning, and policy administration

• Performs daily system monitoring, verifying the integrity and availability of all hardware, host and VM server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs, experience with hyper-converged platforms

• Support, administration and troubleshooting of hardware, operating systems, and software for PCN/Demilitarized Zone (DMZ) Servers and Workstations. This includes working on domain controllers, Human Machine Interface (HMI) workstations, Input/output (IO) Servers, Engineering Stations, Historian and PI Servers, SIS and PCS controllers, Data Storage servers, dedicated backup utility servers and any other third‑party machines

• Working on system builds as per company’s standards, patch management, virus protection, SIEM, system monitoring and backup and recovery management

• Working on maintaining IP compliance of all equipment in PCN and DMZ by adhering/implementing company’s Information Risk Standards

• Maintaining up to date inventory as per company’s standards

• Management of all software licenses installed on equipment in PCN and DMZ

• Monitor reliability and health of PCN and DMZ equipment in the form of daily checks.

• Identify problems and implement corrective actions.

• Support and integrate IT standards into the PCN environment

• Supervise and control all vendor’s activities related to systems/subsystems during their visit to the facility

• Works closely with the Maintenance, Operations, Process Teams, BU in performing RCFA (Root Cause Failure Analysis), LCCA (Life Cycle Cost Analysis) and asset management improvement and training as needed

Job Requirements

• Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related field.

• Minimum of 3 years of experience in IT/OT systems infrastructure within industrial or manufacturing environments.

• Proven experience supporting and maintaining OT systems such as DCS, PLCs, SCADA, and lab systems.

• Strong understanding of Process Control Networks (PCN), cybersecurity principles, and IT/OT convergence.

• Proficiency in infrastructure technologies, including cloud platforms, networking, and process automation systems.

• Proven experience in SAP and OSI PI is required.

• Excellent troubleshooting, analytical, and problem‑solving skills.

• Strong communication and collaboration skills, with the ability to work across multidisciplinary teams.

Preferred Qualifications

• Professional certifications such as GICSP, CISSP, ISA/IEC 62443, or comparable credentials are highly desirable.

• Experience with IT/OT standards and architecture.

• Familiarity with vendor coordination and service provider management in industrial settings.

• Experience with industrial cybersecurity tools and monitoring platforms.

• Demonstrated ability to develop and execute Business Continuity Plans (BCP) and Disaster Recovery Plans (DRP).

• Experience working in hazardous or regulated environments, with knowledge of safety and compliance standards.

• Prior professional experience in Power BI, and Python will be advantageous.