Senior Infrastructure Engineer

Gosourcing Pty Ltd; Melbourne; Hybrid; AUD 120,000 - 150,000; Full time

Job summary

Gosourcing Pty Ltd supports a Federal Government client delivering frontline services by staffing an Infrastructure and Database Administration team. The role focuses on specialist DB admin across SQL Server, Db2 z/OS, Db2 Midrange and MongoDB, including upgrades, migrations and performance tuning, with hybrid working in Canberra, Melbourne, and other locations.

The successful candidate will hold Australian citizenship with an active Negative Vetting Level 1 security clearance and contribute to

Qualifications

• Expert-level administration of SQL Server, Db2 z/OS and Db2 Midrange.
• Proven MongoDB administration including replication, backup and recovery.
• Experience planning and executing controlled upgrades and migrations.
• Ability to assess risks and maintain data integrity during changes.

Responsibilities

• Provide specialist database administration across SQL Server, Db2 z/OS, Db2 Midrange and MongoDB.
• Support upgrades, migrations and optimisation, including MongoDB upgrade requirements.
• Assess environments for upgrade, compatibility, risk and performance issues.
• Ensure data consistency and high availability during changes.
• Document changes and share knowledge with APS teams.

Skills

SQL Server administration

IBM Db2 z/OS administration

IBM Db2 Midrange administration

MongoDB administration

Container technologies

Tools

Container technologies (Docker)

Job description

Federal Government client a frontline of government service delivery is seeking Infrastructure Engineers implement, manage and retire the infrastructure (including physical, virtual, networking and cloud infrastructure) that supports digital services.

The Database Administrator will provide expert technical support across SQL Server, Db2 z/OS, Db2 Midrange and MongoDB database platforms, with an immediate focus on critical MongoDB upgrade and migration activities. The role will support planning, validation and controlled implementation of upgrades and migrations to current supported database versions, including performance optimisation, data consistency assurance, issue resolution and risk mitigation. The specialist will work with APS technical teams to support platform resilience, minimise downtime and document all work undertaken.

Out-of-hours work may occasionally be required to complete scheduled activities or resolve complex incidents.

• Estimated start date Jan 01, 2027
• Initial contract duration 12 months
• Extension term details up to maximum of 24 months
• Experience level Senior- EL1 Equivalent
• Location of work QLD,ACT,VIC,SA
• Working arrangements HybridThe agency requires these services at the agency’s premises in either Canberra, Adelaide, Brisbane, Melbourne. Working from home arrangements may be considered in the provision of these services, ensuring the Labour Hire Worker’s residing address is within reasonable travel time and distance of the RFQ location to present onsite in cases of emergency or to meet business requirements.
• Security clearance Must be an Australian Citizen with an active Negative Vetting Level 1

Duties may include:

• Provide specialist database administration expertise across SQL Server, Db2 z/OS, Db2 Midrange and MongoDB platforms.
• Support version upgrade, migration and optimisation activities, including the immediate MongoDB upgrade and migration requirement.
• Assess current database environments and identify upgrade, compatibility, migration, performance and operational risks.
• Optimise database performance and support remediation of identified issues across relevant platforms.
• Ensure data consistency, integrity and availability throughout upgrade, migration and support activities.
• Support database activities in containerised environments and advise on associated risk mitigation.
• Work collaboratively with APS technical teams to plan, test and implement upgrade and migration activities.
• Document all work undertaken, including configuration changes, upgrade steps, risks, issues and lessons learned.
• Support knowledge transfer to APS staff through blended delivery and targeted skills transfer activities.
• Strong troubleshooting, technical documentation and stakeholder communication skills.

Knowledge / Qualifications

Demonstrated specialist knowledge of enterprise database platforms including SQL Server, Db2 z/OS, Db2 Midrange and MongoDB, with experience in upgrade planning, migration execution, performance optimisation, data consistency and operational support. Knowledge of container technologies and enterprise ICT change practices is highly desirable.

Technical skills

• Advanced database administration experience across SQL Server, Db2 z/OS, Db2 Midrange and MongoDB.
• Strong knowledge of database upgrade, migration, performance tuning, replication, backup, recovery and data consistency controls.
• Experience supporting MongoDB or other database technologies in containerised environments.
• Ability to identify, assess and mitigate technical and operational risks during database upgrade and migration activities.

Criteria

The buyer has specified that each candidate must provide a one page pitch to address all criteria specified. This is equal to 5000 characters.

Requirements

Essential criteria

• Demonstrated expert-level Microsoft SQL Server administration capability, including performance tuning, backup and recovery, high availability, security and operational support in enterprise environments.
• Demonstrated expert-level IBM Db2 z/OS administration capability, including performance monitoring, backup and recovery, data integrity, security and operational support in enterprise environments.
• Demonstrated expert-level IBM Db2 Midrange administration capability, including performance monitoring, backup and recovery, data integrity, security and operational support in enterprise environments.
• Demonstrated expert-level MongoDB administration capability, including replication, backup and recovery, performance tuning, data consistency and operational support in enterprise environments.
• Demonstrated experience supporting database platforms in containerised environments, including identifying and managing platform, deployment and operational risks.
• Demonstrated ability to plan, validate and implement controlled database upgrades and migrations while maintaining service continuity, data integrity and availability.

Desirable criteria

• Experience working in complex government or enterprise ICT environments.

• Experience contributing to knowledge transfer activities, technical documentation and skills uplift for internal teams.