Cathara Consulting is seeking a Senior OT Design Manager – Electrical and Instrumentation to play a leading role in shaping secure, reliable and future-ready electrical, SCADA and control systems for major water and wastewater infrastructure projects.

Key Responsibilities

- Lead the development of electrical and SCADA concept, engineering and detailed designs for applications, including switchboard design and modifications.
- Prepare design and tender specifications, support bid evaluations, provide technical advice across multidisciplinary projects.
- Direct PLC code and SCADA development from user requirements and concept design through detailed documentation, testing, site installation, commissioning and client acceptance.
- Manage and ensure all deliverables meet design specifications and industry regulations.
- Collaborate, engage and drive project teams, construction partners, subcontractors and vendors, and mentor new and graduate engineers.

About You

- Degree in Electrical, Electronics, Control Systems or Power Engineering, with experience in water, wastewater or utilities environments.
- Strong knowledge of Australian electrical standards, SCADA engineering, OT networks, RTUs,



control systems and industrial communications.
- Proven ability to manage complex, multi-stakeholder design projects and collaborate effectively across project, construction, vendor and contractor teams.
- Experience delivering OT solutions across power, gas, LNG, utilities or similar industrial sectors, with proficiency in MS Office applications.

Why Join Cathara

At Cathara, we partner closely with our clients to solve complex business challenges and deliver practical outcomes. Our consultants work directly with executive leadership teams on some of the most important transformation initiatives across Western Australia and the Northern Territory.

We offer:

- Opportunity to lead meaningful transformation programs
- Exposure to senior client stakeholders and strategic initiatives
- Flexible and collaborative working environment
- Robust pipeline of transformation and advisory work

If you are looking to join a growing consulting firm and play a key role in delivering impactful local programs in the WA market, we would love to hear from you.

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📌 Senior OT Design Manager (Sydney)
🏢 Cathara Consulting
📍 Sydney