OT/IT Solution Architect & Integration Lead

SUEZ; Auckland; On-site; NZD 140,000 - 190,000; Full time

Job summary

SUEZ is seeking an OT/IT Solution Architect & Integration Lead to design and deliver digital solutions across Australia and New Zealand. The role can be based in Auckland, NZ, Sydney, or other SUEZ locations where Digital Solutions operates.

You will bridge OT and IT, lead projects from concept through handover, and collaborate with customer teams to deliver practical, scalable architectures.

Qualifications

• 8+ years’ experience across OT/ IT, industrial automation, digital systems, solution architecture or related fields.
• Bachelor’s degree in Electrical, Mechatronics, Computer Systems, Software Engineering or a related discipline.
• Experience with SCADA, PLC/DCS, telemetry, industrial systems or digital platforms.
• Experience delivering technology, digital transformation or infrastructure projects.
• Understanding of OT/IT integration, cybersecurity and cloud environments.

Responsibilities

• Lead design and governance of secure, scalable OT/IT architectures for digital solutions.
• Develop integration solutions across control systems and business applications.
• Ensure architectures meet cybersecurity resilience and compliance requirements.
• Collaborate with customers, OT/IT teams, operations, product management and delivery teams to resolve integration challenges.
• Guide project scope, risks, schedules, stakeholders, and delivery partners.

Skills

OT/IT integration

Cybersecurity & cloud

Stakeholder communication

Solution architecture

Project delivery

Education

Bachelor's degree in Electrical/Mechatronics/CS/SE

Tools

SCADA/PLC/DCS

Telemetry

Digital platforms

Job description

SUEZ is a global leader in the water and waste management sectors. We have been operating for over 160 years, employing more than 45,000 people across 40 countries — all united by one common objective: to protect our resources and improve the quality of life wherever we operate.

In Australia and New Zealand, SUEZ provides access to drinking water for over 14 million Australians and wastewater treatment services for a further 3.5 million. Our core services include Design & Build, Operations & Maintenance, Build Own Operate & Transfer (BOOT), and a range of partnership models.

With a diverse, inclusive, and globally connected workforce, SUEZ brings a worldwide perspective to solving complex challenges. We support flexible working arrangements, prioritise wellbeing, and foster a collaborative environment that encourages innovation, continuous improvement, and career development.

About the Role

We’re looking for an OT/IT Solution Architect & Integration Lead to join our Digital Solutions division and play a key role in designing and delivering digital solutions across Australia and New Zealand.

The position can be based from Auckland, NZ, Sydney, or other SUEZ BU’s where Digital Solutions is established including the middle east.

This diverse opportunity will combine solution architecture, project delivery and customer advisory, giving you the opportunity to work across both the technical and delivery sides of digital transformation.

You’ll help shape how operational technology and information technology come together, while also leading projects from initial concept through to implementation and handover.

Key areas of focus include:

• Lead the design and governance of secure, scalable and maintainable OT/IT architectures for SUEZ digital solutions, connecting operational plant environments with digital, cloud and enterprise systems.
• Develop practical and reliable integration solutions across control systems, operational data platforms and business applications ensuring they suit each customers operating environment.
• Ensure architectures meet operational cyber security resilience and compliance requirements, including secure connectivity, appropriate network separation, and controlled data exchange,
• Partner with customers, local OT/IT teams, operations, product management, the platform integrator lead, and delivery teams to resolve integration challenges and deliver solutions that are practical, supportable, and ready for operation.
• Work directly with customer Operations, Engineering, IT and Cybersecurity teams to develop practical solutions.
• Help customers navigate cloud adoption, legacy system modernisation, and OT/IT integration.
• Bring technical thinking into tenders, proposals, workshops, and new solution development.
• Guide project scope, risks, schedules, stakeholders, and delivery partners.
• Contribute to cybersecurity, technology roadmaps, and broader digital transformation initiatives.

About You

You may have built your career in OT, industrial automation, IT, digital systems, systems integration or solution architecture. You bring a technical foundation however enjoy client facing work and have a keen interest in Project Management

You’ll bring:

• 8+ years’ experience across OT/ IT, industrial automation, digital systems, solution architecture or related fields.
• A Bachelor’s degree in Electrical, Mechatronics, Computer Systems, Software Engineering or a related discipline.
• Experience working with SCADA, PLC/DCS, telemetry, industrial systems or digital platforms.
• Experience delivering technology, digital transformation or infrastructure projects.
• Understanding of OT/IT integration, cybersecurity and cloud environments.
• Strong stakeholder and communication skills, with the ability to translate technical concepts into practical solutions.
• Experience in water, utilities, infrastructure or another regulated environment is advantageous.

Why Join SUEZ?

Join a global organisation where digital technology is helping shape the future of water and infrastructure.

You’ll have the opportunity to work on meaningful projects, engage directly with customers, collaborate with international technology teams and grow your career across architecture, digital transformation and project delivery.

This position can be based on Auckland, New Zealand or Sydney.