Senior System Engineer / Systems Engineer

Data#3; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

Data#3, a Brisbane-based IT services provider with a national footprint, is seeking a seasoned Systems Engineer to join its Managed Field Services team in Sydney. You will own Level 3 operational support, work directly with customers and resolve complex infrastructure issues.

The role focuses on Windows Server, Active Directory, VMware, and cloud tools across Azure and Microsoft 365; you will analyse incidents, advise on solutions, and maintain strong stakeholder relationships.

Qualifications

• 10+ years of experience as Senior Systems Engineer in IT environments.
• 6-8+ years of experience as Systems Engineer in IT environments.
• Strong Windows Server and Active Directory expertise.
• Hands-on VMware troubleshooting and administration.
• Experience across Azure, Microsoft 365/O365 and Exchange.
• Basic networking knowledge.
• Strong customer-facing and stakeholder management skills.
• Excellent communication, negotiation and problem-solving abilities.
• Relevant industry experience and certifications.
• Relevant tertiary qualifications are desirable.

Responsibilities

• Provide Level 3 operational support and resolve incidents and requests.
• Troubleshoot complex technical issues and recommend effective solutions.
• Support and administer Windows Server and Active Directory.
• Troubleshoot and administer VMware environments.
• Work across Azure, Microsoft 365/O365 and Exchange.
• Perform incident analysis and problem resolution within service targets.
• Build strong relationships with customers and stakeholders.
• Maintain accurate job logging and administration.
• Assess technical risks and implications of new technologies.

Skills

Customer-facing

Stakeholder management

Communication

Problem solving

Education

IT certifications

Tools

Windows Server

Active Directory

VMware

Azure

Microsoft 365/O365

Exchange

Job description

Systems Engineer - Managed Field Services

Are you an experienced Systems Engineer who enjoys solving complex technical challenges, working directly with customers and taking ownership of Level 3 issues?

We're looking for an experienced Systems Engineer to join our Managed Field Services team, providing Level 3 operational support and helping customers resolve complex infrastructure issues.

What you'll be doing

• Providing Level 3 operational support and resolving customer incidents and requests
• Troubleshooting complex technical issues and recommending effective solutions
• Supporting and administering Windows Server and Active Directory
• Troubleshooting and administering VMware environments
• Working across Azure, Microsoft 365/O365 and Exchange
• Performing incident analysis and problem resolution within required service targets
• Building strong relationships with customers and stakeholders
• Maintaining accurate job logging and administration
• Assessing technical risks and the implications of new technologies

What you'll bring

• 10+yearsofexperienceforSeniorSystemsEngineerand6-8+years'experienceforSystemsEngineerworkingwithinanITenvironment
• Strong Windows Server and Active Directory expertise
• Hands-on experience troubleshooting and administering VMware
• Knowledge and experience across Azure, Microsoft 365/O365 and Exchange
• Basic networking knowledge
• Strong customer-facing and stakeholder management skills
• Excellent communication, negotiation and problem-solving capabilities
• Relevant industry experience and certifications
• Relevant tertiary qualifications are desirable

Data#3 is ASX200 listed and reported gross sales of $3.4 billion in FY26. Headquartered in Brisbane we have approximately 1,400 employees across 12 locations in Australia and Fiji. We have been voted HRD's Employer of Choice for the last 11 years and named Top 10 for Australia's Best Workplaces in Technology by Great Place To Work in 2026.

At Data#3, we value diversity, equity, and inclusion as key to a thriving workplace. We are committed to building a culture where everyone feels welcome, respected, and valued, and we encourage your application. Data#3 will request as part of the recruitment process, reference checks, police checks and verification of your right to work in Australia.