OT Architect Principal

JobsCloseBy Editorial Insights

Water Corporation is hiring a Principal, Operational Technology Architect in Leederville, WA for a full-time onsite role to lead the strategic direction and OT design across the business. You’ll shape secure, scalable OT integration with IT, develop roadmaps and architecture standards, and guide governance and investment decisions that deliver reliable infrastructure. The position requires TOGAF or equivalent experience, hands-on design of OT systems such as SCADA and PLCs, and strong stakeholder leadership to bridge operations and IT. Benefits include flexible work options, well-being days, long service leave, generous super, and leave opportunities. To apply, submit a tailored cover letter and resume with concrete OT outcomes and be prepared for screening. Applications close 27 February 2026.

At Water Corporation we're shifting our focus to the next phase of our strategic plan - building on strong foundations to strengthen capabilities, modernise systems, and accelerate innovation across the business. This phase is about elevating how we deliver technology services: making them faster, more responsive, and more closely aligned to the needs of our people, our operations, and our customers. To support this evolution, we're recruiting for key roles that will be pivotal in strategically shaping a modern, collaborative, and customer‑centric Information & Technology Group. If you're excited about leading innovation, finding smarter ways of working, and making a meaningful impact, now is the perfect time to join us.

About the role

Water Corporation is seeking an experienced Principal – Operational Technology (OT) Architect to lead the strategic direction and enterprise architecture design of Operational Technology across our organisation.

This is a senior role responsible for shaping the future of OT architecture, ensuring secure and reliable integration between Operational Technology and Information Technology environments to support critical infrastructure and service delivery across Western Australia.

Real benefits that matter

• Real flexibility with options to work from home or negotiate flexible work hours
• An additional 2 well-being days each year
• Access to long service leave pro rata after 3 years of service
• Generous co-contribution superannuation scheme, which offers up to 16%. This includes an 12% standard employer contribution, plus an additional 2% employer co-contribution that matches your own 2% contribution
• Purchase additional leave of up to 12 weeks or work 4 years at a reduced salary and take the fifth year off as paid leave

Discover more benefits we offer to support the unique and individual ways our employees live.

What the role will involve:

In this role, you will lead the development and delivery of enterprise OT architecture and strategic roadmaps that enable safe, secure and scalable operational systems across the business.

Key responsibilities include:

• Leading the development of strategic OT roadmaps aligned to corporate and IT strategies
• Designing secure and resilient OT and IT integration architectures, including networks, data flows and protocols
• Developing and maintaining architecture standards, patterns and documentation
• Providing strategic input into long-term Operational Technology planning and investment decisions
• Ensuring projects and platforms comply with enterprise OT architecture principles and standards
• Providing expert architectural advice across multiple operational sites and environments
• Collaborating with architects, engineers and delivery teams to ensure alignment between architecture principles and engineering standards
• Participating in governance forums to guide and endorse architectural decisions
• Evaluating and recommending technology solutions to improve performance, reliability and interoperability of OT environments
• Leading OT-related risk and cyber security assessments and advising on mitigation strategies
• Maintaining awareness of emerging OT, IT and cyber security trends to inform future direction
• Engaging with business and technology leaders to align solutions with operational needs and strategic outcomes
• Influencing stakeholders across technology, operations and corporate functions

Key skills and experience:

You will be a strategic thinker with strong technical and stakeholder leadership capability, able to bridge operational and enterprise technology environments.

You will demonstrate:

• Degree qualification in Information Technology, Operational Technology, Computer Science or related discipline
• Significant experience in Operational Technology architecture or related technical leadership roles
• Experience applying enterprise architecture frameworks such as TOGAF or equivalent
• Strong experience designing and integrating OT systems such as SCADA, PLCs, industrial networks and related technologies
• Proven ability to work with diverse technical and business stakeholders to deliver enterprise technology outcomes
• Strong understanding of technology governance and architecture practices
• Ability to translate architectural concepts into business value and operational outcomes
• Excellent communication, influencing and stakeholder engagement capability

Apply: If you are interested in the above opportunity, please submit a covering letter and resume that best demonstrates your ability to meet the requirements of the role.

As part of the recruitment process you may be required to complete pre-employment screening which may include a medical, qualification check, police clearance and Australian working rights check.

Applications close Friday 27th February 2026

Our commitment to a diverse and inclusive workplace

Diversity and inclusion are more than words. They guide us on building a thriving workforce that reflects the diversity of our customers and our community. 

We encourage applications from every background, including Aboriginal and Torres Strait Islander people, people with disability, women, youth, LGBTQIA+ folks and people from culturally and linguistically diverse backgrounds.

We are committed to ensuring an accessible and inclusive work environment to enable people with disability to participate fully in all aspects of employment. 

Applicants with disability who require adjustments during the recruitment process including an alternative format of the application form, can contact a Recruitment Officer at [email protected] or 08 9420 2000.  

To read our diversity and inclusion statement, please visit our website