System Administrator

Reserve Bank of Australia; Geehi; Hybrid; AUD 90,000 - 120,000; Full time

Job summary

The Reserve Bank of Australia is seeking a skilled System Administrator based in Bella Vista for a full-time, fixed-term position until June 2027. This role involves maintaining and managing systems using Red Hat Enterprise Linux (RHEL) in the financial services sector. Responsibilities include supporting application components, managing certificate lifecycles, and enhancing automation through CI/CD pipelines. Candidates should have 5-7 years of experience in Linux administration, particularly within banking environments, and proficiency in tools such as ServiceNow and shell scripting. The position offers a hybrid work environment and a chance to contribute to transformative technology projects.

Qualifications

• 5-7 years of hands-on experience in Linux system administration within banking or financial services.
• Strong understanding of IT risks and controls within Linux environments.
• Expertise in system automation and operational efficiency enhancement.

Responsibilities

• Support, patch, and upgrade RHEL application components.
• Manage end-to-end certificate lifecycle management in RHEL.
• Develop CI/CD pipelines for streamlined testing and deployments.
• Automate operational activities using Tidal job-scheduling tools.
• Maintain accurate CMDB/asset register.

Skills

Red Hat Enterprise Linux (RHEL)

Cloud technology

Shell scripting

CI/CD pipelines

ServiceNow

Job description

We are currently looking for a System Administrator with demonstrated experience in maintaining and managing IT in the Financial Services industry. This role requires extensive knowledge of Redhat Linux and a good understanding of the banking domain. In addition, cloud technology understanding will be highly regarded.

• Hybrid work environment based in Bella Vista
• Full time fixed term contract until June 2027
• Opportunity to contribute and work across exciting transformative technology projects

About the role

• Provide ongoing support, patching, and upgrades for application components running on RHEL, while maintaining a solid understanding of the underlying network, storage, and compute layers.
• Oversee end‑to‑end certificate lifecycle management across RHEL environments, including importing new certificates, renewing expiring ones, and ensuring consistent trust and security configurations.
• Develop, maintain, and enhance CI/CD pipelines to streamline system builds, testing, and deployments across Linux environments.
• Use Tidal job‑scheduling tools/Shell scripting to automate routine operational activities, improving efficiency and reducing manual intervention.
• Strengthen knowledge management and problem management processes within operational teams, improving documentation quality and long‑term resolution practices.
• Apply strong understanding of IT risks and controls within Linux environments to implement remediation actions that enhance compliance and security posture.
• Identify both technical and administrative risks, define mitigation strategies, and implement solutions while monitoring their effectiveness.
• Maintain and improve the CMDB/asset register to ensure accuracy, completeness, and up‑to‑date system information.
• Contribute to the creation, enhancement, and collaboration of a unified "single front door" process for all PS work requests.
• Experience with ServiceNow to support release management, change management, request management, and process improvements.
• Build dashboards for ITIL processes to monitor performance, assess process effectiveness, and ensure SLA commitments are consistently met.
• Automate password‑reset processes to ensure consistency, compliance, and reduced manual intervention.

About you

• You are a highly motivated and detail‑oriented Linux professional with deep expertise in Red Hat Enterprise Linux (RHEL) environments.
• You bring a strong ownership mindset, thrive in mission‑critical environments, and take pride in delivering secure, resilient, and high‑performing systems.
• You have 5-7 years of hands‑on experience in Linux system administration, including proven experience within the banking and financial services industry.
• You bring strong exposure to financial and banking environments, enabling you to effectively support critical, high‑availability platforms.
• You possess hands‑on expertise in designing, building, and maintaining CI/CD pipelines, driving automation, consistency, and faster delivery cycles across Linux environments.
• With a proactive and innovative approach, you continuously seek opportunities to automate, optimize, and enhance operational efficiency.
• You are a collaborative team player who communicates effectively, contributes to knowledge sharing, and champions best practices in compliance, security, and system reliability.

The Reserve Bank of Australia is committed to equity, diversity, and inclusion through key initiatives. We welcome and encourage applicants from diverse backgrounds to apply, including Aboriginal and Torres Strait Islander peoples, culturally and linguistically diverse backgrounds, those living with a disability, and from the LGBTQ+ community. We are committed to making the recruitment process fair and equitable for all our candidates.