Systems Administrator

Be part of the team transforming business technology into impactful solutions.

True performance for our customers starts with a true belief in our people.

It's why we've structured our business to help our teams, and their talents, shine bright.

It's why we've created a workplace where people of all backgrounds, beliefs and experiences are warmly welcomed and always empowered.

And it's why we've built an organisation where real innovation, fed by passion and cultivated by collaboration, makes a genuine impact.

Because the innovative technology solutions we build, deliver and manage are only as smart as the people that power them.

What our team say

David Vernon

Field Services Engineer, Brennan Australia

"With it's incredible team culture, supportive environment, and opportunities for growth, Brennan is a phenomenal place to work. I'm proud to be part of a team that values growth and collaboration and empowers women to thrive."

"Starting with Brennan as an intern was an exciting experience. Talented professionals mentored and guided me at every step, helping me hone my technical skills, gain hands-on experience, and prepare me for more complex tasks. So much so that when I transitioned to become a Systems Engineer, I really felt the continuous learning opportunities and company support had helped make it possible."

"From my very first hour, I've felt seen and welcomed at Brennan and have been humbled by the support provided by my peers. In addition, our ongoing collaboration with Microsoft enables our teams with the best of their toolsets."

Technology Governance Manager, Brennan Australia

"Every day brings something new at Brennan, ensuring there is never a dull moment. It offers great opportunities for learning and growth. And the recognition for my efforts makes me feel valued and motivated."

"The culture at Brennan is exceptional, with colleagues always eager to offer support and efforts consistently recognised and appreciated."

Security Engineer, Brennan Sri Lanka

"Working for Brennan means being at the forefront of technological innovation. We are fortunate to be part of a dynamic, collaborative and supportive team that truly values creativity and progress."

Head of Operational Technology, Brennan Australia

"Brennan is a company that truly values its people. Its strong customer focus and integrated values create an environment where learning and growth are consistently encouraged. The people-first policies foster belonging and inspire continuous improvement. Brennan is a place where efforts are recognised, and there are so many opportunities to thrive."

Pradeep Musham

"Working at Brennan has been exceptional. Starting as an IT intern, I was guided through new challenges and given a wide range of learning opportunities. Making the experience even more remarkable is how women are welcomed and encouraged to thrive. A culture of inclusivity coupled with a growth-oriented approach has made Brennan an ideal place to launch and develop my career."

"Brennan is a place I can grow, personally and professionally. The Women Rising program and leadership training have been amazing opportunities, and I really appreciate the supportive environment and positive culture within the business."

Janet Rai

Global offices. Local colour.

With an international footprint, global ambitions and our deeply connected and collaborative teams, we're making our mark on the world. We're headquartered in Sydney, welcome talent from anywhere, and champion the vibrant local cultures wherever we have offices, with benefits and work values tailored to match.

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Extraordinary people. Diverse teams. Shared purpose. Find your space and place at Brennan.

Genuine recognition? Too true.

Rewards. Recognition. Relaxation. We don't just pay them lip service. They're hardwired into our culture.

Awarded to our top performers, outstanding contributors, and those who truly live our values, Brennan's Daredevils is our annual, all-expenses paid, overseas trip open to every team member in every Brennan office around the world.

From jetting off to San Francisco, sitting trackside at Singapore's F1 weekend, or snowboarding in New Zealand (to namedrop just a few), Daredevils is how we show our true gratitude - and your chance to bask in well-earned glory.

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Technology never stands still. Neither do we. It's why we foster a culture of collaboration and commitment, ownership and improvement to make our lives - and those of our clients - better than they were yesterday. Here's how.

True opportunities, open now

Explore our open roles and join the team transforming business technology.

Systems Administrator

• IT & Telecomms
• System Administration
• Brisbane
• Permanent / Full Time

20/7/2026

• Join the largest Australian-owned systems integrator
• Great benefits and a culture focused on fun and high performance
• Excellent learning and growth opportunities in the role

Brennan. Where true performance thrives.

At Brennan, we believe thathow technology is delivered is every bit as important aswhat the technology is. We focus on creating real and relevant value for customers with solutions that fit their specific needs and always reflect their true interests.

It's a claim backed by ourTrue Performance System- a way of working engineered to get us closer, and deliver better, for our customers and their actual experience of technology.

Why join Brennan

True performance for our customers starts with a true belief in our people. It's why we've structured our business to help our teams, and their talents, shine bright. It's why we've created a workplace where people of all backgrounds, beliefs and experiences are welcomed and empowered. And it's why we've built an organisation where real innovation makes a genuine impact and generates true rewards for our team members.

True rewards

• Training and certification bonuses
• Culture Awards that recognise excellence
• Brennan Daredevils - our annual, all-expenses paid trip awarded to our top performers and outstanding contributors
• Vibrant, fun social activities
• Discounted hardware and software
• An environment that embraces learning and development

The role

Due to continued growth, we are seeking a L2 Systems Administrator to join our Managed Services team in Brisbane. In this role, you will take the lead in standardising, configuring, and automating provisioning, remediation, updates, and roadmaps for desktop environments using Microsoft Intune, SCCM, Autopilot, and related tools.

You'll be the go to expert for resolving complex and high impact technical challenges.

Key responsibilities:

• Develop and maintain standards and best practices for OSD/SOE, Intune, and application deployment across large enterprise environments.
• Design, audit, and optimise end-to-end deployment solutions, from AutoPilotbased provisioning to SCCM-driven SOE rollouts.
• Ensure patch compliance and system updates across client environments using Intune update rings or SCCM.
• Lead pilot rollouts, driver updates, application packaging, and image management.
• Act as an escalation point for complex issues from the Managed Services and Operations teams.
• Support application lifecycle management via Windows Store and SCCM.
• Work closely with cross-functional teams including Network, Product Engineering, and Automation to create and maintain service catalogue items and automation scripts.
• Help clients transition toward a modern hybrid infrastructure, recommending the best approach (Intune/AutoPilot vs SCCM/SOE) on a per-device basis.

Key skills and experience required:

• 5+ years of experience in Endpoint Management within enterprise environments.
• Expert-level knowledge of Wintel environments and a broad range of infrastructure technologies.
• Proven experience with SCCM, including SOE builds, device updates, and application deployment.
• Advanced proficiency with Microsoft AutoPilot and Intune MDM for modern device management.
• Strong understanding of automation capabilities within SCCM and Intune, including API integrations and scripting (e.g., PowerShell).
• In-depth knowledge of patch management using Intune, SCCM, or similar endpoint management tools.
• Familiarity with Tanium or similar endpoint security platforms.
• Experience acting as the final escalation point for complex, high-impact technical issues.
• Strong skills in root cause analysis and problem resolution.
• Solid ITSM queue management abilities and a disciplined approach to ticket handling.
• Experience conducting technical workshops and knowledge sharing sessions with both clients and internal teams.
• Willingness and ability to travel to client sites for hands on support when required.
• Relevant industry certifications (such as Microsoft, ITIL, Tanium, or equivalent) are highly desirable.

Note:the role requires an ability to obtain NV1 Clearance.

As part of our hiring process, you will be required to undertake a technical test and a National Criminal History Check.

Brennan is an equal opportunity employer.