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...