The Retention Stress Test: Retaining Your Top Engineers in South Australia’s Competitive Market

Emma Bello • December 17, 2025

What South Australia's Engineers really want.

White letters spelling

In a boom market, the cost of replacing a key engineer can eclipse the cost of securing one. Learn how to design a retention strategy that protects your projects and your bottom line.


The demand for engineering talent in South Australia is intense. From the AUKUS-driven Defence pipeline to major civil infrastructure projects across Adelaide, the market is aggressively pulling experienced professionals between sectors. While most firms focus on the cost of recruitment, the true financial drain lies in turnover.


The evidence is clear: Analysis by the Australian Human Resources Institute (AHRI) repeatedly shows that the cost of replacing a high-value, senior technical employee can reach up to 2.5 times their annual salary. This isn't just a financial leak; it's a strategic disaster that halts momentum, strains project teams, and exposes your business to unnecessary risk.



The High-Stakes Cost of Engineering Turnover

The financial impact of losing an engineer goes far beyond the price of running a job advertisement. When an engineer leaves, your business endures the following measurable costs:


  • Lost Productivity: The period of lower output before the engineer leaves, plus the months it takes for the replacement to reach full efficiency.
  • Knowledge Drain: Losing highly specialised technical or local compliance knowledge (e.g., specific South Australian regulatory expertise).
  • Recruitment Overload: The continuous expense of fees, management time, and resources dedicated to filling a revolving door of roles.


Losing key project leaders or specialised technical staff in a sector like Defence can even lead to penalties or a loss of essential security accreditation, making retention a strategic imperative.


Testing Your EVP: What Engineers Really Want

If your Employee Value Proposition (EVP) isn't designed to withstand the "stress test" of a competitive market, your engineers will leave for the next raise. To stop the drain, your retention strategy must move beyond salary.


The Three Non-Negotiable Retention Pillars:

1. CAREER MAPPING & GROWTH

Engineers are driven by progression. They need a clearly defined, measurable path (a promotion timeline, defined leadership training, or technical specialisation pathway). Without a visual future, they will search externally for one.

2. AUTONOMY & PROJECT OWNERSHIP 

High-performing engineers want the trust to own their projects. Excessive micromanagement or bureaucracy in firms operating in Adelaide can quickly push senior talent toward more agile companies or direct contracting roles.

3. CULTURAL FIT & PURPOSE

Retention is highest when an engineer connects their work to a larger goal. For a Civil Engineer working on a South Australian road project, this means connecting their design work to community impact, not just concrete volume. The Australian Industry Group (Ai Group) consistently stresses the importance of these intrinsic drivers (soft skills and purpose) over purely technical incentives.


The Davies Stewart Solution: Recruiting for Retention

Retention is not just an HR problem; it starts with the initial recruitment strategy. Davies Stewart focuses on what we call "Recruiting for Retention"—a process designed to spot the red flags that lead to early turnover.


We achieve this through:

  • EVP-Aligned Sourcing: We don't just present candidates with a salary; we screen candidates whose long-term career aspirations directly align with your firm's projected South Australian project pipeline and culture.
  • The Competency Vetting: Our deep-dive recruitment process assesses the candidate's professional motivation and stability. We rigorously test for soft skills—like resilience and communication—that predict success and longevity in your specific sector (e.g., highly collaborative Infrastructure roles vs. autonomous Resources roles).
  • The Cultural Stress Test: We facilitate specialised interviews designed to assess how a candidate's preferred work style will integrate with your existing team dynamic, drastically reducing the risk of a "cultural mismatch" failure in the first 12 months.


Securing Your Assets

In the current market, your best defence against high recruitment costs is a superior retention strategy. By collaborating with a specialist like Davies Stewart Consulting, you not only secure top engineering talent but also build a strategically sound workforce designed for long-term project success in South Australia.


Ready to implement a Recruiting for Retention strategy for your Engineering team?

For more information on how we can help you attract and retain the best South Australian talent, contact our friendly and experienced team, visit or follow us via:


P |  08 8232 8008

E |  info@daviesstewart.com

Follow us:

Linked In

Facebook

Instagram


Blog Sources:

Australian Human Resources Institute (AHRI)

Woman with long brown hair and bangs smiling in a suit jacket.
About the Author

This content was written by Emma Bello.

As the Marketing Manager for Davies Stewart, Emma Bello has dedicated over 25 years to the marketing sector in South Australia. She brings a wealth of experience to the role, working to elevate the Davies Stewart brand and its commitment to career excellence. This is central to the company's mission to be a leading recruitment firm, connecting skilled professionals with outstanding career opportunities.

You can connect with Emma on LinkedIn.
Hand drawing a rocket ship taking off on a chalkboard with stars.
By Emma Bello November 27, 2025
Are you career ready? Discover how Davies Stewart closes the employability gap for high school and uni students in SA. Get the skills needed to ace any interview.
Hand holding a silver bucket leaking water against a gray backdrop.
By Kelliann Yates November 13, 2025
Stop risking millions on executive hires. Discover how Davies Stewart’s Executive Scrutiny Panel de-risks C-Suite recruitment. Learn the questions to test strategic fit.
Man in yellow shirt, hugging a laptop against a blue background.
By Emma Bello October 29, 2025
Why are workers staying put? 'Job Hugging' means low turnover, but high stagnation. See the pros & cons for Australian employers and recruitment strategy.
Green signpost with text
By Kelliann Yates October 14, 2025
South Australia's job market is booming. Learn how to pivot your career using transferable skills to land high-growth roles in Defence, Engineering, IT, and more
Rows of colorful hard hats, including orange, yellow, white, and blue, on wooden shelves.
By Emma Bello October 2, 2025
Adelaide's construction boom is building a future of jobs across a diverse range of industries. Discover the major projects and how to secure your next career in SA.
Wind turbines and solar panels in a green field under a blue sky, representing renewable energy.
By Kelliann Yates September 9, 2025
South Australia: The Epicentre of Australia's Green Economy Boom
Adelaide Mall
By Emma Bello September 2, 2025
Adelaide: Build a Career. Build a Life
Blue pen on a resume, highlighting the
By Emma Bello September 2, 2025
Unlocking Your Dream Team in the Adelaide Market