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Delta is your smart thinking infrastructure specialist. We construct, manage and maintain essential energy and environmental infrastructure. Every day we make a difference in the lives of New Zealanders. We make communities better for people to live, work and play in - keeping the lights on, the trees trimmed and the parks green.

Cromwell offers the perfect balance of career and lifestyle, set in the heart of Central Otago. With its warm climate, vineyards, lakes, and outdoor adventure on your doorstep, it’s an exceptional place to build both your career and your life. Whether you enjoy biking, boating, or simply soaking up breathtaking scenery, Cromwell delivers a quality of life that’s hard to beat. Join a supportive team while enjoying all the benefits this thriving region has to offer.

As a Designer Estimator, you’ll play a key role in delivering smart, reliable electrical network solutions. You’ll be responsible for preparing accurate estimates, quotations, and proposals while developing detailed engineering designs that meet customer and network standards. Working closely with internal teams, customers, and stakeholders, you’ll ensure projects are scoped effectively and delivered efficiently. This is a hands-on role where your technical expertise and commercial awareness directly contribute to successful project outcomes.

We’re looking for a motivated and experienced professional who thrives in a collaborative environment and takes pride in delivering high-quality work. You’ll bring strong technical knowledge, a customer-focused mindset, and the ability to manage multiple priorities with confidence.

To be successful, you will have:

• Electrical registration and significant industry experience
• Strong design, estimating and commercial knowledge
• Experience in electrical network design and standards
• Proficiency in Microsoft Office and relevant design software
• Excellent communication and organisational skills

Why Delta?

• All permanent and fixed-term employees automatically qualify for Cigna Life Insurance cover.
• Discounts tied to popular retailers and service providers through our 'Boost' programme.
• Extra company contribution to KiwiSaver after your first year.
• Personal use fuel card giving access to company fuel discounts.
• Employee Referral Scheme.
• Access to a Footprint Wills package.
• Paid professional membership fees.
• Access to discounted medical insurance with Southern Cross.
• Commitment to safety.
• Wellness benefits.
• Team activities and social clubs.
• Professional development, training, and courses.
• Corporate Social Responsibility programmes and initiatives.
• Joining a progressive and reputable New Zealand organisation.

Delta is an equal opportunities employer, providing competitive remuneration and structured support for your career development. To find more about Delta please visit www.thinkdelta.co.nz

Applications Close:  25 June 2026.

Please submit your CV and a cover letter in your application.  Delta is only considering candidates who have the legal right to live and work in New Zealand at this time.

Please note:
Pre-employment drug and alcohol testing is required. Applications will be reviewed as received, and interviews may be scheduled before the closing date — so early applications are encouraged. Unsuccessful candidates will be notified by email.

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