Application Support Engineer – Linux, Observability & Growth

Leidos LLC; City of Melbourne; On-site; AUD 90,000 - 130,000; Full time

Benefits offered by this job

Health and Wellness programs

Paid Leave

Retirement plan

Job summary

Leidos Australia is seeking an Application Support Engineer to join a Linux-based environment, supporting critical applications and driving observability improvements. You will work with developers, engineers and stakeholders to grow technically and professionally while ensuring reliable operation of key systems.

The role offers structured learning, exposure to modern tooling, and opportunities to contribute even while security clearances are in progress, in a collaborative team focused on

Qualifications

• Hands-on experience troubleshooting and resolving application issues in production.
• Experience supporting applications on Linux/Unix systems.
• Understanding of networks, protocols, and diagnostic tools used in application support.
• Ability to use scripting or automation to improve operational efficiency.
• Working understanding of how applications are built, deployed, supported, and improved across their lifecycle.
• Strong communication skills and a collaborative mindset.

Responsibilities

• Provide Level 2/3 application and systems support in a Linux/Unix environment with proactive monitoring.
• Own incidents end-to-end from triage to resolution and post-incident reviews.
• Perform root cause analysis with ITSM teams and developers to implement fixes.
• Deploy software updates, patches, and fixes per change and release practices.
• Collaborate across development and support lifecycles to improve reliability and observability.
• Create and maintain clear documentation to support operations.

Skills

Linux/Unix

Networking basics

Scripting

Observability

Tools

ELK Stack

Job description

Leidos Australia is seeking an Application Support Engineer to join a Linux-based environment, supporting critical applications and driving observability improvements. You will work with developers, engineers and stakeholders to grow technically and professionally while ensuring reliable operation of key systems.

The role offers structured learning, exposure to modern tooling, and opportunities to contribute even while security clearances are in progress, in a collaborative team focused on