SUEZ unlocks system optimisation and cost savings with Zalaris Health Check and AMS partnership
SUEZ Australia, a leader in environmental services, has long prioritised innovation and operational excellence. During a recent period of organisational change, the business encountered challenges with its HR systems that led to a reassessment of its SAP SuccessFactors environment.

Strategic objective / value driver
Initially confident in their configuration, the SUEZ team noticed inefficiencies: workflows were not functioning as expected, administrative tasks were delayed, and support hours were quickly depleted with minimal return.
SUEZ engaged Zalaris for a full SAP SuccessFactors Health Check to understand what was working, identify what was not, and chart a course for improvement.
Role of Zalaris
Zalaris conducted a comprehensive SAP SuccessFactors Health Check, enabling technical and executive stakeholders at SUEZ to understand what needed to be addressed.
After the diagnostic phase, Zalaris supported SUEZ through the vendor transition and assumed responsibility for ongoing AMS support, helping establish proactive service reviews and clearer guidance for SAP updates.
- Full SAP SuccessFactors Health Check across key configuration and documentation areas
- Prioritised remediation roadmap and vendor transition support
- Ongoing AMS support with monthly reviews, optional weekly support calls, and proactive SAP update briefings
The results: Greater control, reduced costs, and future-ready operations
- Following the remediation led by Zalaris, SUEZ saw immediate operational and financial benefits.
- 50% reduction in support hours consumption By resolving root-cause issues and standardising configurations, the internal team could manage the system independently, cutting reliance on external vendors.
- Improved platform performance and user experience Onboarding processes were stabilised, and HR users reported smoother operations with fewer incidents and escalations.
- Strengthened HR–IT collaboration Regular monthly reviews and transparent communication with Zalaris helped SUEZ maintain alignment across teams.
If the frontline HR and payroll staff are happy, that’s all the signs I need that things are working. With Zalaris, that’s exactly what we’ve got.
Chris Melville
Head of IT, SUEZ Australia
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