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Open nowPosted 26 hours ago

Systems Engineer

Vocus17 open roles

Where
20 Bridge St, Sydney NSW 2000, Australia
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Your applicationOpen nowSystems EngineerVocus · 20 Bridge St, Sydney NSW 2000, Australia

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The clock on this job

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  4. 15.1%14 days
  5. 34.0%30 days
This job: posted 26 hours ago

The posting

About the role The Senior Systems Engineer is responsible for the design, implementation, automation, monitoring, and support of critical telecommunications infrastructure that underpins carrier-grade network services. The role ensures the availability, reliability, security, and performance of systems supporting telecommunications operations, customer services, network management platforms, and business-critical applications. Working within a complex and highly available environment, the Senior Systems Engineer will lead the administration of Red Hat Linux platforms, virtualization infrastructure, authentication services, monitoring systems, and automation frameworks while supporting the operational requirements of a 24x7 telecommunications network.   What you’ll be doing  Telecommunications Infrastructure Operations

Design, deploy, and support highly available infrastructure supporting telecommunications platforms and network services. Ensure infrastructure stability and resilience across production, disaster recovery, and testing environments. Support systems that enable OSSplatforms, network management systems, authentication services, and customer-facing applications. Participate in network and infrastructure upgrades, maintenance activities, and technology refresh programs.

Linux Platform Engineering

Administer and maintain enterprise-scale Red Hat Enterprise Linux (RHEL) environments. Manage operating system lifecycle activities, patching, vulnerability remediation, and compliance standards. Leverage Red Hat Satellite for system provisioning, patch management, configuration control, and reporting.

Automation & DevOps

Develop and maintain automation solutions using Ansible to streamline deployment, configuration, and operational processes. Create and maintain Python scripts and tools to improve operational efficiency and reduce manual intervention. Drive Infrastructure-as-Code and automation best practices across operational environments.

Authentication & Network Services

Administer and support RADIUS infrastructure for customer, network device, and operational authentication services. Work closely with network engineering teams to support AAA (Authentication, Authorization, and Accounting) platforms. Troubleshoot authentication, access control, and integration issues across network and application environments.

Virtualisation & Platform Management

Manage and support enterprise VMware infrastructure including ESXi, vCenter, cluster management, storage integration, and high availability services. Perform capacity planning, resource optimization, and infrastructure performance tuning.

Monitoring & Observability

Design and maintain operational dashboards, monitoring, and alerting using Grafana. Develop proactive monitoring solutions for systems, applications, and telecommunications platforms. Identify trends and operational risks through data analysis and performance metrics.

Database Administration

Support and maintain MySQL databases supporting operational and customer service platforms. Perform backup management, recovery testing, performance tuning, replication management, and troubleshooting.

Incident & Problem Management

Act as a senior escalation point for complex systems and infrastructure issues. Perform root cause analysis of major incidents, implementing permanent corrective actions. Support 24x7 operational environments through participation in on-call and after-hours support rosters.

Security & Compliance

Implement security hardening standards across Linux, virtualized, and database platforms. Ensure compliance with telecommunications security, operational, and regulatory requirements. Support vulnerability management and remediation programs.

Leadership & Mentoring

Provide technical leadership and guidance to engineers within the Infrastructure and Operations team. Contribute to architecture reviews, technology roadmaps, and continuous improvement initiatives. Mentor junior engineers and promote engineering best practices.

  What you’ll bring to the role Essential

Minimum 7+ years of experience in Systems Engineering, Infrastructure Engineering, or Platform Operations roles.

Advanced administration of Red Hat Enterprise Linux (RHEL). Strong experience with Ansible automation and configuration management. Proficiency in Python scripting and automation. Experience managing VMware vSphere, ESXi, and vCenter environments. Strong knowledge of Grafana monitoring and dashboard development. Administration and support of MySQL databases. Experience with Red Hat Satellite. Experience supporting RADIUS authentication environments. Strong troubleshooting skills across Linux, virtualization, authentication, and database technologies. Bachelor’s degree in information technology, Engineering, Computer Science, or equivalent industry experience.

Telecommunications Experience

Experience operating in a telecommunications, ISP, carrier, or managed network services environment. Knowledge of carrier-grade availability requirements and operational practices. Familiarity with OSS/BSS platforms and network management systems. Understanding of AAA services, network authentication, and telecommunications operational processes. Experience supporting systems that operate in 24x7 environments.

 

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