Linux Engineer

Job Profile We are looking for a proactive and skilled Linux Engineer to provide technical support across customer Linux, cloud, and hybrid environments. This role combines infrastructure support, Java application support, automation, operational excellence, and continuous service improvement. The successful candidate will be responsible for resolving complex incidents and service requests, performing root cause analysis, maintaining platform stability, supporting business-critical Java applications, and driving automation initiatives using modern scripting and configuration management tools.

This is an excellent opportunity for an engineer who is passionate about improving services, reducing operational overhead through automation, enhancing monitoring and observability, and building strong customer relationships through clear communication and technical leadership. The budgeted salary for this role is up to 120k AUD per annum please superannuation. This is a remote role. Please note that whilst you do not need to live in Sydney for this role, you will at least live within the Eastern Coast time zone due to the client requirement.

Responsibilities Provide 2nd and 3rd line support for Linux infrastructure and hosted applications. Take ownership of incidents, service requests, problems, and changes through to resolution. Support and troubleshoot Java-based applications and associated middleware platforms. Perform root cause analysis (RCA) on complex incidents and recurring issues. Analyse customer environments to identify trends, risks, and opportunities for improvement.

Carry out Linux patching, upgrades, migrations, and security remediation activities. Design, develop, and maintain automation solutions to reduce manual effort and improve efficiency. Improve monitoring, alerting, and observability across customer environments. Ensure platform stability, high availability, backup, recovery, and overall operational health. Collaborate with security and operational teams to investigate security events, alerts, and vulnerabilities.

Manage escalations and provide technical leadership during major incidents. Produce and maintain technical documentation, runbooks, and knowledge articles. Mentor junior engineers and contribute to overall team development. Participate in an out-of-hours on-call rota and major incident response. Work closely with customers, architects, and operational teams to deliver continuous service improvement. Qualifications and Experience Essential Experience Proven experience in Linux administration within enterprise production environments (5+ years preferred).

Experience providing 2nd and 3rd line technical support. Experience supporting Java-based applications in production environments. Strong experience with Ansible Automation Platform, including playbook development and configuration management. Experience working within Azure cloud environments. Strong troubleshooting skills across systems, applications, middleware, and infrastructure. Proven ability to perform root cause analysis and problem management.

Experience within managed services environments. Experience participating in production support and on-call rotations. Technical Skills Linux platforms and administration: RHEL, Rocky Linux, Ubuntu, LVM, user and access management, PAM Automation and scripting: Ansible, Bash, Python, PowerShell Application and web platform support: Java application support, Apache HTTPD, NGINX Cloud and infrastructure: Azure infrastructure services, Azure networking, Network Security Groups, high availability, load balancing Security and resilience: SSL/TLS certificates, cryptography, backup, recovery, logging, replication Operations and performance: performance troubleshooting, monitoring, alerting, and observability tools Desirable Skills Containerisation and orchestration: Docker, Kubernetes Monitoring and analytics: Prometheus, Grafana, Elasticsearch, Kibana Data and platform technologies: Apache Spark, Cassandra DevOps and delivery: Git, CI/CD pipelines, Infrastructure as Code Service management: ITIL About Us: We are the tech company with people at heart.

At Advania, we believe in empowering people to create sustainable value through the clever use of technology. As one of Microsoft's leading partners in the UK, specialising in Azure, Security, Dynamics 365, and Microsoft 365, we have a proven track record of success in delivering transformational IT services. Our Selection Process: We are committed to ensuring an equitable experience for all candidates, regardless of race, religion or belief, ethnic or national origin, disability, age, citizenship, marital, domestic or civil partnership status, sexual orientation, gender identity, or any other basis as protected by applicable law.

Please do let us know if you’ll need any reasonable adjustments as part of the selection process by highlighting these on your application form. As part of our commitment to our clients we will need to carry out background checks, including a criminal record check, for all offers of employment. If you have any unspent criminal convictions or questions about the screening process, please notify your recruiter once the application has been submitted.