Electrical Systems Specialist - Field Engineering

STACK INFRASTRUCTURE (STACK) is an award-winning industry leader in building, owning, and operating highly efficient, cost-effective wholesale, colocation, and cloud data centers. We provide digital infrastructure that enables the world’s most innovative companies to scale, with facilities that meet or exceed the highest industry standards for availability, security, connectivity, and physical resilience.

As a well-established data center business across APAC, the Americas, and Europe, STACK has successfully built several data centers in Melbourne and continues to expand its project portfolio with the goal of becoming a market leader in the hyperscale data center market.

STACK offers the scale and geographic reach that rapidly growing hyperscale and enterprise companies need. The world runs on data, Data runs on STACK.

The Position:

The Electrical Systems Specialist – Field Engineering is a hands-on subject matter expert responsible for the reliability, safety, and performance of mission-critical electrical infrastructure within a live data centre environment.

This roleoperatesat the intersection of operations, engineering, and risk, providing deep technical leadership on electrical systems while remaining actively engaged in the field. The position is accountable for engineering ownership, fault investigation, procedural governance, and uplift of operational capability across site teams.

Key Responsibility:

Electrical System Ownership

Act as technical owner for critical electrical systems including:

- HV and LV distribution systems
- Transformers and switchboards
- Generators and fuel systems
- UPS systems and battery infrastructure
- Maintain deep system knowledge including design intent, protection philosophies,



discrimination studies, and recovery strategies
- Ensure systemsoperatewithin defined engineering, protection coordination, and reliability thresholds
- Major electrical events and outages
- Protection trips and nuisance alarms
- Commissioning, recommissioning, and post-incident recovery
- Lead on-site fault isolation, protection review, and restoration strategy
- Support live operations during elevated risk activities such as switching, load transfers, and energisation

Engineering Governance & Procedures

Peer-review, and approve:

- Electrical switching procedures
- EOPs, MOPs, and SOPs
- Isolation and energisation documentation
- Temporary operating procedures and risk mitigations
- Ensure switching documents align with protection settings, arc flash studies, and discrimination design
- Own continuous improvement of procedural quality based on operational feedback and incidents

Must-haveQualifications:

- Trade, diploma, or degree qualification in Electrical Engineering or equivalent
- Extensive experience with mission-critical electrical systems (data centres, utilities, hospitals, industrial facilities, or similar)
- Strong hands-on switching and fault-finding capability
- Experience with protection coordination and discrimination studies
- Proven experience authoring and reviewing switching procedures
- Robust understanding of redundancy philosophies (N, N+1, 2N, etc.)




- Authorised HV switching experience
- Experience in live data centre operations
- Commissioning and energisation exposure
- Familiarity with relay configuration and event analysis software
- Experience contributing to or leading RCAs

This might be right for you if:

- Youdon’tget flustered easily. You can juggle multiple high-level priorities with competing timelines while welcoming a new, urgent challenge with ease.
- Areculturally sensitiveand enjoy workingwith a diverse group of individuals from multiple regions.
- You pay attention to the details – meticulously, and every time.Nothingfalls through the cracks on your watch.
- You’recollaborative.You enjoy working with others to solve problems – and people enjoy working with you.You can shift from being a leader to a contributor when needed.
- You’resmart.You think five steps ahead and see issues from multiple angles.You’renot just a problem solver –you’rea problem preventer.

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.

Reasonable accommodations may be made to enable individuals with disabilities to perform these essential functions.

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📌 Electrical Systems Specialist - Field Engineering (Melbourne)
🏢 Stack Infrastructure
📍 Melbourne