Ready to power the next wave of digital infrastructure? We’re looking for experienced and motivated Data Centre Cabling Technicians to take on high-profile telecommunications projects supporting some of the world’s largest Data Centre & hyperscale clients.

What you’ll be doing

- Supporting the structured cabling needs for projects pushing the AI revolution (Cat6A, fibre optics, MPO/MTP, etc.)
- Installation of equipment that that powers the “Cloud”.
- Work hands-on in clean, high-density rack and cabinet environments.
- Collaborate with Project Managers and Operations teams to deliver quality outcomes under tight timeframes.
- Interpret and execute work from project scopes, specs, and drawings.
- Lead by example on site, fostering a positive, safety-first team culture.
- Engage directly with clients, managing site-based communications and requirements.
- Maintain top-tier workmanship while upholding all HSEQ standards.

What we’re looking for

- Current ACMA Licence with endorsements in Structured, Coaxial, and Fibre Optics.
- A valid Electrical Licence in NSW is also highly regarded.
- A strong understanding of data cabling standards and industry practices.
- Excellent safety awareness and attention to detail.
- Proven leadership ability with robust communication skills.
- The ability to work under pressure, solve problems, and deliver to tight timeframes.




- Confident, self-motivated, and capable of driving team performance.

What’s in it for you

- Permanent work on industry-leading AI and cloud infrastructure projects with some of the biggest names in the global data centre space.
- Accrued RDOs.
- 2 x pay increases every year.
- Company-provided uniform and PPE.
- Salary packaging and novated leasing.
- Ongoing personal and professional training and development as a part of our Learn, Empower and Grow program.
- Social gatherings and activities with your team and wider company.
- Access to discounted health and wellness services, such as gym memberships, insurance, activewear, healthy meals, recovery, and more!

About us

Alliance SI has 49 years’ experience delivering telecommunications and electrical infrastructure across Australia. We work on projects that support the country’s digital backbone across the nation, and beyond.

Our Commitment

Alliance SI acknowledges the Traditional Custodians of the lands on which we work and pays respect to Elders past, present and emerging. We proudly support diversity and inclusion. As members of Empowered Women in Trade (EWIT), we welcome applicants of all genders and backgrounds.

How to Apply

Click the Quick Apply button to move into to a future-proof career.

📌 Data Centre Technician (Sydney)
🏢 Alliance SI
📍 Sydney