Senior M365 Systems Engineer - Flexible Work & Growth

Australian Gas Infrastructure Group (AGIG); Melbourne; On-site; AUD 120,000 - 150,000; Full time

Benefits offered by this job

Flexible working arrangements

Parental leave

Professional development

Wellbeing program

Volunteer leave

Job summary

Australian Gas Infrastructure Group (AGIG) is seeking a Senior Systems Engineer (M365) to join the Infrastructure & Support team in Melbourne. You will design, implement and enhance Microsoft 365 and cloud collaboration platforms to deliver secure, scalable services supporting AGIG’s digital workplace.

Work closely with the M365 Lead to drive cloud transformation, platform migrations and modernization initiatives while mentoring engineers and collaborating with cyber security and infrastructure

Qualifications

• 5–8 years of experience managing and supporting Microsoft 365, cloud platforms or enterprise infrastructure environments.
• Strong technical expertise across Microsoft 365, Microsoft Entra ID, Azure platform services and collaboration technologies.
• Experience delivering Microsoft cloud transformation initiatives, platform migrations or modern workplace projects.
• Demonstrated capability administering complex enterprise-scale Microsoft 365 environments, including identity and access management.
• Experience with PowerShell, platform automation, service optimisation and continuous improvement.
• Sound understanding of cloud security, governance, compliance, IT service management and operational best practices.
• Tertiary qualifications in Information Technology, Engineering, Computer Science or a related discipline, relevant Microsoft certifications and/or equivalent practical experience.

Responsibilities

• Design, implement and support Microsoft 365 services and cloud collaboration platforms, ensuring secure, reliable and high-performing solutions.
• Deliver cloud and workplace transformation initiatives, including platform migrations, modernisation and service enhancements.
• Develop and maintain technical standards, configuration baselines, documentation and governance practices to support consistent platform management.
• Provide senior technical expertise in resolving complex Microsoft 365 and cloud platform issues, supporting effective incident and problem management.
• Drive platform optimisation, automation and continuous improvement using Microsoft-native technologies and PowerShell.
• Support identity and access management, platform security, compliance and vulnerability remediation in collaboration with Cyber Security and infrastructure teams.
• Mentor engineers, collaborate with managed service providers and contribute to future-state architecture and technology planning.

Skills

Microsoft 365

Azure services

PowerShell

Identity management

Security & compliance

Cloud security

IAM governance

Education

Information Technology degree

Engineering degree

Computer Science degree

Tools

Microsoft 365 Admin Center

Job description

Australian Gas Infrastructure Group (AGIG) is seeking a Senior Systems Engineer (M365) to join the Infrastructure & Support team in Melbourne. You will design, implement and enhance Microsoft 365 and cloud collaboration platforms to deliver secure, scalable services supporting AGIG’s digital workplace.

Work closely with the M365 Lead to drive cloud transformation, platform migrations and modernization initiatives while mentoring engineers and collaborating with cyber security and infrastructure