Brennan. Where true performance thrives.

At Brennan, we believe that how technology is delivered is every bit as important as what 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 our True Performance System - a way of working engineered to get us closer, and deliver better, for our customers and their actual experience of technology.

Why work for Brennan?

At Brennan, we aim to lead, not follow. One of the ways we do this is through an open diverse culture that values performance, where anyone in the team can bringnew ideasto the table and see them thrive. Our people are empowered, considerate, supportive, trusting and accepting, they are the cornerstone of the business. Because of this approach, we have become the largest Australian owned systems integrator in Australia and continue to grow.

Brennan offers an excellentremunerationpackage and advantages including:

- A focus on health and well-being - social club, sporting teams, health checks, poker, trivia nights and more!
- Discounted IT hardware and software products
- A strong culture underpinned by values that are truly lived every day
- An environment that embraces learning and development of all employees
- Flexibility to work in the way that brings out the best in you
- High levelsof reward and recognition for overachieving

The Senior Network Services Consultant plays a critical role within Brennan's Managed Network Services team, serving as the primary technical lead for a key client. This role involves providing strategic network guidance, resolving complex technical issues, and ensuring optimal performance of client IT environments. As the final escalation point for networking issues,



the consultant will work closely with internal teams and the client to maintain best-practice infrastructure and deliver high-quality service.

The Role :

Act as the senior technical authority for the customer network environment, owning technical outcomes and decisions.

- Serve as the final escalation point for complex incidents, problems, and vendor escalations.
- Work directly with client architects and senior stakeholders to influence standards, designs, and roadmaps.
- Lead and mentor junior engineers through coaching, knowledge transfer, and technical oversight.
- Provide strategic and deep technical advice across the network estate.
- Ensure adherence to ITIL change, incident, and problem management processes.
- Participate in major incident management and on-call roster requirements.
- Act as the escalation authority for Cisco ACI including fabric design, policy models, segmentation, and operations.
- Partner with client architects to ensure ACI designs align to enterprise and security standards.
- Provide strategic leadership and deep technical support for Cisco SD-WAN architecture, policy, and routing design.
- Troubleshoot complex performance, routing, and application experience issues.

Skills/Experience required :

- Strong hands‑on experience with Cisco ACI, Viptela, Meraki, Cisco routers and switches, Cisco ISE, and Zero Trust/NAC concepts.
- Support security and voice faults where required.
- Experience with Statseeker and Catalyst Centre is advantageous.
- Firewall and F5 load balancer knowledge is beneficial.
- Maintain accurate network documentation, diagrams, and standards.
- Drive continual service improvement through RCA and operational optimisation.
- Lead or contribute to development of new services and efficiencies.

A full background check will be required as part of the process

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📌 Senior Network Services Consultant (Queensland)
🏢 Brennan
📍 Queensland