Principal Engineer

Job Type: Permanent - Full Time

Location: SA - Adelaide

Job Category: Engineering

• Full-time, permanent position
• Based in either our Adelaide or Sydney offices
• Lead the geotechnical design process across all project phases, including feasibility, tender design, detailed design and construction

Job Description
Who Are CPP?
CPP is a leading high-voltage infrastructure provider, connecting renewable energy projects to Australia's electricity grid.

As a member of Quanta Services, a Fortune 500 company ranked #192 on the NYSX, we specialise in the design, construction, commissioning, and maintenance of substations, transmission lines, wind farms, and battery storage systems.

Established in 1996, we've connected more wind farms and renewable batteries than any other company. With over 700 employees and offices in Adelaide, Melbourne, Sydney, and Brisbane, we partner with Australia's major transmission providers to deliver innovative, end-to-end solutions.

Join us in shaping the future of energy.

Design & Engineering
CPP has the largest in-house design and engineering team of any contractor in Australia, with over 150 specialists across Electrical Primary and Secondary, Civil, Structural, and SCADA disciplines. We provide end-to-end engineering solutions for high-voltage infrastructure, from nationally significant transmission projects, HV substations, wind farms and battery storage systems that drive Australia's renewable energy transition.

Our engineers work closely with construction and operations teams, ensuring designs are practical, constructible, and continually refined through real-world feedback. With a commitment to innovation and excellence, we deliver solutions that support a stable, reliable, and sustainable energy future.

The Opportunity
We're looking for a
Principal Geotechnical Engineer
to join our national engineering team and play a key role in driving geotechnical design and delivery excellence across major projects, including substations, transmission lines, battery energy storage systems (BESS), and Balance of Plant works.

Reporting to the Manager Primary Design, you will be a senior technical leader responsible for overseeing geotechnical investigations, analysis, and design inputs from early works through to construction. Working closely with civil, structural, and electrical teams, you will ensure geotechnical solutions are practical, compliant, and constructible, supporting CPP's reputation for technical excellence and safety.

Key Responsibilities Include

• Lead the geotechnical design process across all project phases, including feasibility, tender design, detailed design, and construction.
• Plan and interpret geotechnical investigations (boreholes, CPT, SPT, test pits, etc.) and produce detailed geotechnical models and reports.
• Deliver geotechnical assessments for foundations, slope stability, settlement, ground improvement, and detailed geohazard mitigation strategies.
• Provide peer reviews and technical sign-off for geotechnical deliverables.

About You
Desired Skills and Experience
To Be Successful In This Role, You Will Possess

• Tertiary qualifications in Civil Engineering or Geotechnical Engineering.
• Chartered Professional Engineer (CPEng) with Engineers Australia.
• Registration on the National Engineering Register (NER) and/or Registered Professional Engineer of Queensland (RPEQ), or ability to obtain.
• Proven experience in the geotechnical design of infrastructure projects, preferably within the power, energy, or civil construction sectors.
• Strong knowledge of soil and rock mechanics, foundation engineering, ground improvement, and slope stability.
• Proficient in geotechnical software such as Plaxis, SLIDE, LPILE, Settle3, gINT, WALLAP, or equivalent.
• Ability to produce and review geotechnical design reports, risk assessments, and technical memoranda to a high professional standard.

Be rewarded at CPP.
At CPP, we value our people above all else. We're dedicated to investing in and developing your talent to help you reach your full potential. By joining us, you'll have the opportunity to work on industry-leading projects and access the latest technologies. We foster a culture of innovation and welcome fresh ideas – if you're ready to challenge the status quo, we want you to be part of our team.

Benefits Include

• Above-market salary package with annual reviews
• Annual bonus, discretionary based on individual and business performance
• We offer flexible working options, with the ability to work from home
• Access to study assistance for continuous development, and a strong focus on internal promotions to help you grow within
• 14 weeks paid primary carer's leave & 4 weeks paid secondary carer's leave
• Up to 2 weeks of purchased leave
• Choice between an iPhone or Samsung mobile & design specked engineering laptop and software
• On site car-parking
• Generous employee referral program up to $4,000
• Access to an extensive benefits and discounts program with savings at over 400 retailers
• Free Employee Assistance Program for you and your family, supporting physical, mental, and financial wellbeing

How To Apply
To submit an application please upload your resume via the links provided.

For further information, please reach out to however applications will not be accepted via email.

CPP is an equal opportunity employer that fosters a culture of achievement, personal development and offers a diverse, safe and supportive work environment.