Senior Network Security Specialist Jobs in Australia

WHO WE AREOptiver is a global market maker founded in Amsterdam with offices in London Chicago Austin New York Sydney Shanghai Hong Kong Singapore Taipei and Mumbai. Established in 1986 today we are a leading liquidity provider with close to 2000 employees in offices around the world united in our c...

WHO WE AREOptiver is a global market maker founded in Amsterdam with offices in London Chicago Austin New York Sydney Shanghai Hong Kong Singapore Taipei and Mumbai. Established in 1986 today we are a leading liquidity provider with close to 2000 employees in offices around the world united in our c...

Job Description:Better and fairer care. Always.St Vincents has been a leader in Australias health and aged care landscape for more than 165 years. Since our founders the Sisters of Charity opened our first hospital in 1857 our services and nearly 30000 people have been behind some of Australias most...

Job Description:Better and fairer care. Always.St Vincents has been a leader in Australias health and aged care landscape for more than 165 years. Since our founders the Sisters of Charity opened our first hospital in 1857 our services and nearly 30000 people have been behind some of Australias most...

Job Description:Better and fairer care. Always.St Vincents has been a leader in Australias health and aged care landscape for more than 165 years. Since our founders the Sisters of Charity opened our first hospital in 1857 our services and nearly 30000 people have been behind some of Australias most...

Permanent Full Time-Role descriptionWe are seeking Senior Network and Security Specialistfor our Network & Security Responseteam responsible for providing technical expertise across our enterprise network and security platforms. This role is deeply technical and hands-on focused on ensuring the stab...

Job Description:DXC Technology (NYSE: DXC) is the worlds leading independent end-to-end IT services company helping clients harness the power of innovation to thrive on change. Created by the merger of CSC and the Enterprise Services business of Hewlett Packard Enterprise DXC Technology serves nearl...

Gday! Youve found an opportunity that could define your next chapter.Applicants must be Australian citizens and hold or be eligible to obtain an Australian Government Security Clearance with the ability to successfully complete an Organisational Suitability Assessment. More information regarding sec...

Job Description:DXC Technology (NYSE: DXC) is the worlds leading independent end-to-end IT services company helping clients harness the power of innovation to thrive on change. Created by the merger of CSC and the Enterprise Services business of Hewlett Packard Enterprise DXC Technology serves nearl...

Job Description:DXC Technology (NYSE: DXC) is the worlds leading independent end-to-end IT services company helping clients harness the power of innovation to thrive on change. Created by the merger of CSC and the Enterprise Services business of Hewlett Packard Enterprise DXC Technology serves nearl...

Gday! Youve found an opportunity that could define your next chapter.Applicants must be Australian citizens and hold or be eligible to obtain an Australian Government Security Clearance with the ability to successfully complete an Organisational Suitability Assessment. More information regarding sec...

Gday! Youve found an opportunity that could define your next chapter.Applicants must be Australian citizens and hold or be eligible to obtain an Australian Government Security Clearance with the ability to successfully complete an Organisational Suitability Assessment. More information regarding sec...

DescriptionWhats the roleA Senior Network Engineer (Tooling) will be working in a dynamic team responsible for delivering a highly-fault tolerant Network infrastructure. The team is responsible for design develop and implementation of Tooling Infrastructure Environment along with Machine Learning Op...

DescriptionWhats the roleA Senior Network Engineer (Tooling) will be working in a dynamic team responsible for delivering a highly-fault tolerant Network infrastructure. The team is responsible for design develop and implementation of Tooling Infrastructure Environment along with Machine Learning Op...

DescriptionWhats the roleA Senior Network Engineer (Tooling) will be working in a dynamic team responsible for delivering a highly-fault tolerant Network infrastructure. The team is responsible for design develop and implementation of Tooling Infrastructure Environment along with Machine Learning Op...

SummaryLocation: AustraliaDesign implement and support enterprise-scale network security solutions across data centre cloud and hybrid environments.Work with leading technologies including Cisco ACI Check Point and Palo Alto Networks in complex large-scale managed services environments.Due to the se...

SummaryLocation: AustraliaDesign implement and support enterprise-scale network security solutions across data centre cloud and hybrid environments.Work with leading technologies including Cisco ACI Check Point and Palo Alto Networks in complex large-scale managed services environments.Due to the se...

SummaryLocation: AustraliaDesign implement and support enterprise-scale network security solutions across data centre cloud and hybrid environments.Work with leading technologies including Cisco ACI Check Point and Palo Alto Networks in complex large-scale managed services environments.Due to the se...

Employment TypePermanentClosing Date28 Aug 2026 11:59pmJob TitleTechnical / Physical Security SpecialistJob SummaryJob DescriptionWho We AreWere an iconic Aussie brand with a global footprint. Our purpose is to build a connected future so everyone can thrive. Were all about providing the best experi...

Employment TypePermanentClosing Date28 Aug 2026 11:59pmJob TitleTechnical / Physical Security SpecialistJob SummaryJob DescriptionWho We AreWere an iconic Aussie brand with a global footprint. Our purpose is to build a connected future so everyone can thrive. Were all about providing the best experi...