Senior IT Domain Specialist
Senior IT Domain Specialist
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Job Description
Employment Type
PermanentClosing Date
14 Oct 2025 11:59pmJob Title
Senior IT Domain SpecialistJob Summary
The Senior IT Domain Specialist plays a key role in ensuring the cloud platforms systems and solutions deliver a superior connected experience for our consumer and business customers. You do this by drawing on your deep expertise in multiple public cloud offerings and technologies combined with your broad experience in designing implementing managing and improving complex technology solutions.Job Description
Who We Are
Were 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 experience and delivering the best tech on the best network.
This includes making Telstra the place you want to work. For you that means a having career that grows with you and working with a team powered by human connection that prioritises wellbeing and choice.
Focus of the Role
As the Senior IT Domain Specialist you will perform a variety of System Administration and Engineering activities and provide technical escalation to the Telstra Level 3 Operations teams located around Australia. Daily activities include providing analytical reasoning and specialised technical expertise to investigate isolate and rectify complex incidents and problems escalated from the service desk. Along with Engineering based activities such as designing new complex solutions and delivering exciting projects.
This role is hybrid and will require you to work in the office 2 to 3 days a week or more when required.
What We Offer
Performance-related pay
Access to thousands of learning programs so you can level-up
Global presence across 22 countries; opportunities to work where we do business.
Purchased annual leave scheme
Additional Telstra day off
Additional 30% off Telstra products and services
Toolkit provided (laptop mobile phone plan paid for)
Recognition of prior service for recent defence members; carry over of long service leave to Telstra
4 weeks paid defence leave for Defence Reserve members
What Youll Do
- Design & Deliver Multi-Platform Solutions: Architect and implement robust IT systems and customer network features that support strategic priorities and enhance service capabilities.
- Optimise Deployment & Automation: Streamline deployment processes from concept to production using automation across infrastructure and operational support environments.
- Collaborate in Agile Environments: Engage in Agile ceremonies cross-functional collaboration and stakeholder engagement to ensure seamless solution delivery and continuous improvement.
- Lead Technical Development & Documentation: Produce and manage technical artefacts guide operational teams and mentor junior engineers to foster growth and excellence.
- Drive Innovation & Customer Experience: Leverage emerging technologies and data insights to improve systems simplify processes and deliver exceptional customer outcomes.
- Support Incident Response & Vendor Management: Provide expert support during major incidents and evaluate vendor solutions to ensure alignment with business needs and performance standards.
About You
- Tertiary qualifications in IT Science or Engineering with 57 years of experience in infrastructure engineering particularly on-prem hosting platforms.
- Strong knowledge of Virtualization technologies preferably VMware
- Experience working with the Australian Department of Defence or Defence Industry is highly valued.
- Experience engineering supporting and designing On-Prem infrastructure hosting platforms
- Solid understanding of security principles and best security practices.
- Proven experience developing detailed engineering designs
Highly Desired Technical Skills
- VMware Cloud Foundation (VCF)
- VMware vCenter
- VMware NSX
- VMware vSAN
- Microsoft Active Directory Domain Services
Beneficial Skills and Attributes
- Containerisation platforms: Docker Kubernetes VMware Tanzu
- Operating systems: Red Hat Enterprise Linux Microsoft Server
- Infrastructure components: Data centre load balancing storage backup and archiving solutions
- Automation and scripting: Ansible playbook development PowerShell scripting automated server deployments
- Software deployment: SCCM/MECM experience
- Networking: Switching routing and F5 infrastructure
- Security: Certificates and PKI management
Candidates must hold a NV2 security clearance to be considered.
Were amongst the top 2% of companies globally in the CDP Global Climate Change Index 2023 being awarded an A rating. If you want to work for a company that cares about sustainability we want to hear from you.
When you join our team you become part of a welcoming and inclusive community where everyone is respected valued and celebrated. We actively seek individuals from various backgrounds ethnicities genders and abilities because we know that diversity not only strengthens our team but also enriches our work. We have zero tolerance for harassment of any kind and we prioritise creating a workplace culture where everyone is safe and can thrive.
As part of the hiring process all identified candidates will undergo a background check and the results will play a role in the final decision regarding your application.
We work flexibly at Telstra. Talk to us about what flexibility means to you. When you apply you can share your pronouns and / or any reasonable adjustments needed to take part equitably during the recruitment process.
We are aware of current limitations with our website accessibility and are working towards improving this. Should you experience any issues accessing information or the application form and require this in an alternate format please contact our Talent Acquisition team via the contact details found at Experience:
Senior IC
Employment Type
Full-Time
Key Skills
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