Controls Engineer (Malaysia)

Company Overview

STACK Infrastructure builds, owns, and operates hyperscale and colocation data centers that power the world’s most ambitious technology companies. With a rapidly expanding footprint across APAC, STACK combines deep development expertise, flexible capital, and operational discipline to deliver critical digital infrastructure at scale.

Our clients include the largest hyperscale cloud platforms. We are building a regional platform defined by speed of delivery, power reliability, and long-term partnership — and we are assembling the team to lead that effort.

Summary/Objective

The Controls Engineer is responsible for the safe, reliable and efficient operation of STACK’s Building Management Systems (BMS), Electrical Power Monitoring Systems (EPMS) and Chiller Plant Control System (CPOS/CCCS), including associated controls networks, integrations and data models. Working cross-functionally with Critical Operations, Engineering, Projects and Vendors, the role delivers hands-on technical expertise across configuration, optimisation, troubleshooting, maintenance and lifecycle management.

This position directly supports STACK’s commitment to 100% uptime and a concierge-level customer service experience, ensuring controls platforms provide accurate monitoring, reliable automation and actionable insights that reduce operational risk and improve performance.

Essential Functions

Operations

• Support the safe day-to-day operation of all BMS/EPMS/CPOS/CCCS systems across facilities.

• Ensure accurate monitoring of critical environments and promptly address system alarms, faults and irregularities.

• Perform BMS/EPMS configuration changes, logic reviews, and control tuning under authorised change control.

• Collaborate with the Critical Operations Team to ensure reliability and operational readiness of monitoring and control systems.

• Assist with system restarts, firmware updates, patches, and scheduled maintenance activities.

• Conduct system health checks, trend analysis, point-to-point verifications, and control loop validation.

• Provide after-hours support when required.

• Assist in developing and maintaining standardised BMS/EPMS architectures, templates, database structures, and documentation.

• Support commissioning, integration, FAT/SAT activities and BMS/EPMS/CPOS/CCCS vendor deliverables for new builds and retrofit projects.

• Work with internal teams and technology partners to introduce automation, dashboards, and reports to reduce operational risk.

• Identify control optimisation opportunities and support roadmaps for energy efficiency improvements.

• Support the integration of BMS/EPMS data into broader technology platforms for enhanced visibility.

• Support vendor performance oversight, ensuring maintenance activities are completed to STACK standards.

• May participate in vendor qualification, scope reviews, procurement, and technical evaluations.

• Review vendor reports, close-out documents, and proposed changes to controls strategy or system architecture.

• Always demonstrate STACK’s concierge-level customer service when interacting with clients and stakeholders.

• Act as a technical escalation point for controls-related issues impacting operations.

• Assist incident investigations and contribute to root-cause analyses and corrective actions.

People

• Operate in accordance with the STACK values, enabling a cohesive and positive working environment.

• Establish and maintain close working relationships with the wider STACK team including the following:

• Stakeholders at all levels of the STACK team.

• All members of the Critical Operation teams; and

• Other remaining stakeholders include JV partners, consortia members, support consultants, contractors and suppliers.

• Actively promote team members to maximise their performance and realise their potential through coaching and mentoring.

• Actively promote teamwork within the team and business.

• Take accountability for driving achievements ensuring the results are in line with STACK business goals.

• Foster opens communication channels by keeping people informed of all changes and decisions that affect them, ensuring that all useful or relevant information is promptly and accurately communicated and shared.

• Participate in work related team meetings and activities as required.

Competencies

• Strong written and verbal communication skills.

• Customer-focused with a proactive service mindset.

• Hands-on experience with Tridium Niagara, HVAC controls, BMS networking and integration.

• Ability to interrogate and integrate devices using protocols such as Modbus and BACnet.

• Understanding of data centre efficiency metrics such as PUE.

• Ability to analyse complex technical information, system logs, and trend data.

• Strong planning, prioritisation and organisational skills.

• Risk-aware with the ability to escalate issues appropriately.

• Capable of working collaboratively across multidisciplinary engineering and operational teams.

Work Environment/Conditions

• This is a Monday - Friday position with on-call requirements to support after-hours incidents and escalations.

• Work occurs across data halls, plant rooms, electrical/mechanical spaces and external plant areas; PPE required under site policy.

• Participation in emergency response, readiness exercises and incident management activities is required.

Travel Required

• Minimal travel expected; occasional travel between local STACK facilities may be required based on operational needs.

Required Education and Experience

• 3+ years in BMS/EPMS engineering or controls-related roles within data centres or other mission-critical environments (e.g., pharma, airports, hospitals, fuel).

• Practical experience executing controls changes in live environments under formal change control, with documented risk assessments and rollback plans.

• Demonstrated capability to perform point-to-point, loop tuning, commissioning support, alarm rationalisation and trend analysis that informs operational decisions.

• Proven experience with protocols such as BACnet and Modbus (discovery, addressing, object/point mapping, data quality and polling strategies).

• Working knowledge of HVAC plant and electrical metering as they relate to controls (e.g., chillers, CRAH/CRAC, pumps/VFDs, cooling towers, CDU/row/door cooler control, UPS/meters/breakers).

• Competency with Niagara-based tools (e.g., BQL queries, graphics, dashboards, schedules), or equivalent vendor platforms.

• Familiarity with CMMS and monitoring platforms; able to align alarm priorities, maintenance tasks and documentation.

• Strong proficiency with Microsoft 365 (Outlook, Excel, Word, PowerPoint, Teams) and diagramming tools for architecture and sequence documentation.

• Clear, structured written and verbal communication skills suitable for customer briefings and PIR/RCA contributions.

Preferred Education and Experience

• Bachelor’s degree or diploma in Electrical, Mechanical, Mechatronics or Controls Engineering, or equivalent industry experience.

• Experience developing Niagara dashboards, BQL queries or custom logic modules.

• Experience with database structures used by controls platforms (e.g., SQL variants) and data archiving best practice.

• Exposure to energy and water efficiency analytics (e.g., PUE/WUE dashboards, optimisation playbooks).

• Participation in after-hours support for controls incidents.

Additional Eligibility Requirements

• Must be willing to work outside normal business hours, including weekends, late nights, holidays, and on-call support.

• Must be comfortable working in a high stress, fast paced environment with shifting priorities.

• Participation in after-hours will be required.

Work Authorization/Security Clearance Requirements

• Legal entitlement to work in Malaysia.

• Ability to satisfy pre-employment screening requirements (as applicable), including right-to-work checks, background checks and reference checks.

• Ability to meet data centre security requirements including badging, access control and adherence to customer-mandated security protocols.

• Security clearance is not required unless specified for a customer-specific facility.

Equal Opportunity Employer

STACK provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.