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Level 3 SME

Showtime ConsultingSydney, Sydney🇦🇺AustraliaPosted 17 Sept 2026

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Sydney, Sydney, Australia
SQLTableauApacheC#CassandraContinuous Improvement.NETHTTPJava

Job Description

Support critical Defence applications and platforms, delivering Level 3 technical expertise across complex ICT environments.

Company Description

Showtime Consulting is a leading provider of Shielded Cloud and Digital Solutions across Australia and New Zealand. We specialise in delivering secure, enterprise-scale technology solutions across cloud, data, software engineering, DevSecOps, platform engineering, and digital transformation programs.

We partner with major organisations to build high-performing technology teams and deliver innovative technology solutions that improve scalability, reliability, performance, and customer experience.

The Role

We are seeking an experienced Level 3 SME (ASUP 5 / TECH 5) to join a high-performing team supporting critical applications and ICT services within a secure government environment. The role is based in Canberra and supports mission-critical systems operating within highly secure Defence environments.

This position is ideal for a versatile technical professional who enjoys troubleshooting complex issues, working across a broad technology stack, and contributing to the reliability, performance, and continuous improvement of enterprise platforms and services.

As a trusted technical specialist, you will play a key role in supporting both commercial off-the-shelf (COTS) and bespoke applications while partnering with stakeholders to deliver excellent operational outcomes.

Key Responsibilities
  • Provide Level 3 support and sustainment across a diverse portfolio of applications and platforms.
  • Perform systems administration, application support, troubleshooting, and operational support activities.
  • Investigate and resolve complex issues spanning applications, infrastructure, integrations, and supporting services.
  • Support incident, problem, change, risk, and security management processes.
  • Engage with technical and business stakeholders to deliver reliable service outcomes.
  • Identify opportunities for automation, service improvement, innovation, and operational efficiency.
  • Contribute to cloud optimisation and workload migration initiatives where appropriate.
What You'll Need
  • Demonstrated experience in application support, systems administration, or application sustainment within enterprise or government environments.
  • Strong troubleshooting and analytical skills across complex technology environments.
  • Experience across several of the following technologies:
    • Windows Server
    • Red Hat Enterprise Linux (RHEL)
    • SharePoint (On-Premises)
    • Java, .NET, and C#
    • SQL and Cassandra Database Administration
    • Blue Prism
    • IIS (Internet Information Services)
    • Apache HTTP Server
    • Apache Tomcat
    • Tableau
    • Enterprise middleware and integration platforms
  • Strong communication skills and the ability to work effectively with technical and non-technical stakeholders.
Desirable Skills
  • Experience supporting Defence, National Security, or other secure government environments.
  • Experience supporting large-scale enterprise and mission-critical applications.
  • Exposure to cloud transformation, automation, and modernisation initiatives.
  • Current NV1 or NV2 Security Clearance.
Security Requirements
  • Current NV1 Security Clearance as a minimum.
  • NV2 Security Clearance highly regarded.
Why Join Us?
  • Support critical Defence and national security platforms.
  • Work across a diverse and modern technology stack.
  • Join a collaborative team of highly skilled technical professionals.
  • Contribute to the ongoing evolution of secure ICT services and enterprise applications.
  • Gain exposure to cloud optimisation, automation, and modernisation initiatives within one of Australia's most secure technology environments.

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