Senior Operational Technology Specialist

Shape Your World

At Alcoa, you will become an essential part of our purpose: to turn raw potential into real progress. The way we see it, every Alcoan is a work-shaper, team-shaper, idea-shaper & world-shaper.

This is your opportunity to help shape the future of sustainability with world-changing innovations and low-carbon technologies. Become a valued part of the team that’s shaping the future of aluminium, revolutionising the way the world lives, builds, moves and flies. Be part of it and shape your world.

About the Role

At Alcoa, technology plays a critical role in enabling safe, efficient and sustainable operations across our global refineries. We are seeking an experienced Senior Operational Technology (OT) Specialist to provide technical leadership and specialist expertise across process control systems, industrial networks and OT infrastructure that support our manufacturing operations.

This is an opportunity to work at the intersection of operational technology, cybersecurity and industrial networking, helping to ensure the reliability, security and performance of critical refinery systems. You will partner with operational, engineering and technology teams to support and continuously improve our OT environment, while contributing to the delivery of global standards, modern technologies and best-practice cybersecurity controls.

In this role, you will:

• Manage and support critical OT systems and infrastructure to ensure the availability, reliability and performance of refinery process control environments and industrial networks.

• Administer OT Active Directory and access management services, including identity management, role-based access controls, security groups and privileged account governance.

• Design, implement and maintain secure industrial network architectures, including switches, firewalls, routers, wireless networks and segmented OT environments aligned with cybersecurity standards.

• Provide advanced technical support and leadership, including troubleshooting, root cause analysis, disaster recovery planning, system optimisation across OT and infrastructure teams.

• Partner with stakeholders and project teams to deliver OT infrastructure initiatives, provide technical expertise, and support design, commissioning, governance and continuous improvement activities.

• Ensure the day-to-day availability, reliability, and maintenance of OT infrastructure across site environments and network infrastructure; primarily across Honeywell process control environments.

• Ensure compliance with security architecture, network segmentation standards, system audits and corporate cybersecurity requirements.

What’s on offer

• Attractive remuneration and variable bonus plan.

• Flexible hybrid working options available.

• Parental leave support for all caregivers.

• 18 weeks Parental leave for primary caregivers.

• Employee assistance program for personal support services.

• Alcoa Live Well program offering travel, lifestyle, health and wellbeing discounts.

• Generous leave entitlements including a leisure a day off every 4-week period.

• Salary packaging for a novated car lease, employee share plan and superannuation options.

What you can bring to the role

• Degree in Information Technology, Cybersecurity, Engineering or a related discipline, or equivalent practical experience, with industry certifications such as CCNA, Microsoft or VMware highly regarded.

• Extensive experience supporting Operational Technology environments within manufacturing, industrial or process control operations.

• Strong expertise in Active Directory administration, identity and access management, and OT cybersecurity principles.

• Demonstrated experience designing, implementing and supporting industrial networks, including switching, routing, firewalls and network segmentation.

• Proven ability to troubleshoot and optimise complex OT infrastructure across on-premises and hybrid environments, with exposure to Honeywell control systems highly desirable.

• Demonstrated commitment to safety, inclusion and collaboration, with the ability to build positive working relationships, foster diverse perspectives and contribute to a respectful, team-oriented workplace culture.

The role will be based between our Perth office and the Honeywell Alliance office in Rivervale, with secure on-site parking available at the Rivervale location. Occasional travel to local operational sites will be required, along with the flexibility to collaborate with global teams across different time zones as needed.

Additional information

• Interviews may progress prior to the closing date, although all applications will be considered.

• You will only be contacted if you are shortlisted for an interview, this process can take up to four weeks from the closing date.

Be part of shaping our organisation and join us in building a legacy of excellence for future generations.

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About the Location

Alcoa Australia’s company headquarters is located at 235 St Georges Terrace in Perth CBD, Western Australia, on Whadjuk Noongar land. The office is conveniently close to public transport and parking, and hosts employees from various business functions, including Commercial, Finance, Sustainability, Communications, and Human Resources, as well as expert teams supporting local and global locations. Our head office offers modern, open-plan working facilities and excellent end-of-trip amenities within a state-of-the-art building.

We are values led, vision driven and united by our purpose of transforming raw potential into real progress.  Our commitments to Inclusion, Diversity & Equity include providing trusting workplaces that are safe, respectful and inclusive of all individuals, free from discrimination, bullying and harassment and that our workplaces reflect the diversity of the communities in which we operate.    

This is a place where you are empowered to do your best work, be your authentic self, and feel a true sense of belonging. Come join us and shape your career!  

Your work. Your world. Shape them for the better.