Operational Technology Engineer Jobs in St Leonards

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BizOps Engineer Launch Graduate Program 2026  

MasterCard - 2065 St Leonards, NSW, AU (+1 location)

Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple...

from: careerone.com.au (+1 source) - 9 days ago

Network Development Engineer  

Amazon - 2000 Sydney, NSW, AU (+1 location)

Amazon is looking for experienced Network Development Engineers to drive the operations of one of the world’s largest and complex networks. We are expanding at a tremendous rate; it is our responsibility...

from: careerone.com.au (+1 source) - More than 30 days ago

Network Services Engineer  

Sig Susquehanna - 2000 Sydney, NSW, AU (+1 location)

Exposure to a variety of Technologies: At Susquehanna we use a diverse set of technologies to ensure we are operating in the most optimal way. You will gain exposure to a multitude of different technologies...

from: careerone.com.au (+1 source) - 20 days ago

DevOps Engineer  

Employers Mutual Management Pty Ltd - 2000 Sydney, NSW, AU (+1 location)

We’re on the lookout for a DevOps Engineer who’s passionate about building smart, scalable solutions that drive technical excellence and operational efficiency. In this role, you’ll design, implement,...

from: careerone.com.au (+1 source) - 9 days ago

Cloud Engineer  

West Recruitment - Sydney CBD, NSW, AU

The Cloud Engineer is a newly created role that will join the IT Project Delivery group for the business. Being a greenfields project, this is a rare opportunity to create a legacy for this position and...

from: careerone.com.au - 8 days ago

Junior Engineer  

West Recruitment - Sydney CBD, NSW, AU

The Engineer will run all systems administration, sitting within the IT Project Technology team. You’ll work alongside both cyber and operational technology teams where you'll be working in an all-round...

from: careerone.com.au - 8 days ago

OT Systems Engineer  

Clicks IT Recruitment - 2000 Sydney, NSW, AU

You'll be based at a highly secure, one-of-a-kind campus in Sydney's southern suburbs, working across a range of nationally significant facilities. This organisation values collaboration, precision, and...

from: careerone.com.au - 9 days ago

Senior Control Systems Engineer  

West Recruitment - 2000 Sydney, NSW, AU

Reporting to the Group Technology Officer, this role is critical in the effective management and maintenance of OT systems for multiple, large infrastructure assets. • Ownership of the OT tech stack, which...

from: careerone.com.au - 8 days ago

Technical Infrastructure Program Manager, BaND, Data Center Capacity Delivery  

Amazon - 2000 Sydney, NSW, AU

The AWS Brick and Network Deployment (BaND) team is searching for a passionate and talented technical program manager to lead prototype engagements, from discovery through the deployment of a commercially...

from: careerone.com.au - 13 days ago

Senior Frontend Engineer  

Talenza - 2000 Sydney, NSW, AU

Drive Product Excellence: Take ownership of high-quality, testable, and maintainable code, mentor junior engineers, and iterate on features based on user feedback while contributing to the team's operational...

from: careerone.com.au - 15 days ago


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