Systems Administrator Intercontinental Exchange Southbank, Australia Apply now Posted 21 hours ago Hybrid Job Permanent Competitive
Job Purpose
The Senior Systems Administrator is responsible for maintaining the availability, security, and performance of Windows and Linux systems in both production and non-production environments. This role focuses on incident response, troubleshooting, and resolving system performance and availability issues. The Senior Systems Administrator also assists in implementing automation and infrastructure improvements to ensure a reliable, secure, and scalable environment.
This position requires effective collaboration with other teams to drive timely and efficient resolutions while ensuring exceptional support and service delivery.
Responsibilities
* Administer and support Windows and Linux servers, ensuring optimal performance through proactive monitoring and issue resolution.
* Participate in incidents related to service availability and performance, providing timely resolutions and conducting thorough root cause analysis.
* Collaborate with cross-functional teams, including infrastructure, development, and operations, to drive swift service restoration and resolution during incidents.
* Automate repetitive tasks and processes using scripting languages such as Bash, PowerShell, or Python.
* Promptly respond to system alerts to maintain continuous system availability and prevent escalation to high-priority incidents.
* Manage and maintain user access, permissions, and policies within Active Directory and other directory services.
* Assist in implementing infrastructure improvements and new projects, ensuring alignment with organizational goals.
* Document system configurations, processes, and troubleshooting guides to promote internal knowledge sharing.
* Ensure all systems comply with IT policies and adhere to security standards.
Knowledge and Experience
* Proficiency in managing and troubleshooting Linux (RedHat or similar) and Windows servers.
* Understanding of system automation tools (e.g., Ansible, Puppet, Chef).
* Understanding of Active Directory, group policies, and authentication mechanisms.
* Knowledge of virtualization technologies.
* Familiarity with networking concepts such as DNS, DHCP, firewalls, and VPNs.
* Familiarity with scripting languages, such as PowerShell, Bash, or Python.
* Experience with IT service management tools, preferably ServiceNow.
* Strong problem-solving skills with the ability to perform effectively under pressure during incidents.
* Excellent communication skills and a collaborative mindset to work effectively within a team environment.
Preferred
* Bachelor's degree or equivalent in Computer Science, Information Technology, or a related field.
* Industry certifications such as CompTIA Server+, Microsoft Windows Server accreditations or Red Hat Certified System Administrator (RHCSA).
* Familiarity with CI/CD tools like Jenkins or GitLab CI/CD.
Schedule
This role offers work from home flexibility of one day per week. #J-18808-Ljbffr