
Real work that matters.
Innovation you can build a career on.
People who give a damn, keeping New Zealand moving.
Why CSL
We have grown from a small Auckland start-up in 2011 to one of New Zealand's leading smart infrastructure companies operating across five regions. Along the way, we have built a reputation for solving the problems others walk away from and delivering when it matters most.
Growth creates career pathways - whether your future is in the field, project management, administration, leadership or innovation. CSL offers genuine opportunities to build a long-term career.

The people on site every day. Delivering the critical infrastructure that connects what matters and keeps New Zealand moving.
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Systems, ITS and site engineering across our national project portfolio. Graduate and internship pathways partnered with University of Auckland and Skills Trades Training. Complex problems, smart solutions.

Lead complex infrastructure delivery from planning through to handover. Ownership from day one across a growing national portfolio of signals, ITS, and civil projects.
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What makes CSL different
Innovation with real world impact
At CSL, innovation happens in the field. From smarter systems to innovative solutions, our work helps solve real infrastructure challenges where safety, timing, and reliability matter every day.
Grow as we grow
We develop employees who choose to stay. As a growing team across five regions, real scope for career development exists across trades, engineering, project management and beyond.
Flexibility & trust
We're a small, responsive team, you deal with the people doing the doing. No layers, no bureaucracy. We give people ownership and trust them to deliver.
Purpose Driven Work
You’ll find us where safety matters, where timing matters, where the margin for error is zero. The work is real, the impact is tangible.
Our Values
Take the job personally. Quality counts. No passengers. Finishing what you start, exceeding your objectives through smart decisions, quality delivery, and taking responsibility.
Stay curious. Build better. Don't follow, lead.
We are bold in our vision, not afraid of the new, always growing and improving. We bring ideas to life that others can’t.
Be the caretaker, not the contractor. Look after the land, the people, the future. Create a legacy by building our people’s capability. We leave a small footprint by caring for the environment.
Branches, roles, regions — we win as one. We adventure toward a common destination. Straight up, honest, and without any drama.
Life at CSL
From Auckland's busiest arterials to regional roads across Aotearoa, our people are out there every day. Whether you're in the field commissioning signals, engineering systems that keep transport connected, or managing complex delivery programmes — you're doing work that actually matters.



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"We're quiet achievers — we do everything in our power to be a great employer."
Derek Burgess — Managing Director
"The data and innovation work at CSL gives you exposure to electrical projects other apprentices don’t get. You go back to class with better stories."
Elia -Third Year Electrical Apprentice
"CSL has provided me with the mentorship, training, and support to grow professionally, discover my passion, and pursue career development within a workplace built on a supportive team environment and a “one team, one dream” culture."
Danila – Financial Accountant
We're always looking for people who give a damn. Join our talent network and we'll be in touch when the right role comes up.