_{18th August, 2026}

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 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

In addition to competitive remuneration, Brennan offers extensive benefits, including:  

• 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   

PURPOSE OF ROLE   
Brennan’s Cybersecurity Practice plays an essential role in Brennan’s overall business strategy. Having experienced significant growth over the past few years, the Practice is taking the next steps to support our next wave of market activity.
To achieve this we are seeking a talented Senior Technical Consultant to join our Secure Networking team. You will bring expertise and a can-do attitude to develop and deliver technical solutions that strengthen the cyber security posture of our clients.
At its core, the Senior Technical Consultant is a technical role that delivers a range of network and cybersecurity services to the market in a project-based delivery methodology.
This role is also expected to provide thought leadership, guidance, and strategic advice to our customers on networking and cybersecurity matters, ensuring our customers deploy best-of-breed technology that appropriately serves their networking and cybersecurity needs.

ROLE RESPONSIBILITIES

• • Forge strong relationships within Brennan and with our customers.
  • Lead customer workshops to capture requirements for solution development.
  • Communicate technical solutions and their business benefits to diverse stakeholders 
  • Design and implement end-to-end architectures aligned with appropriate security standards.
  • Develop documentation artefacts to describe technical solutions, configurations, and procedures.
  • Execute system changes, upgrades, and implementations.
  • Advise on industry best practices and governance-compliant solutions.
  • Utilise scripting and automation where applicable.
  • Attain and maintain knowledge and certifications in alignment with Brennan’s vendor strategy
  • Conduct comprehensive system discovery and analysis to drive solution development and delivery.

KEY COMPETENCIES

• Wired and Wi-Fi Networking, Next-Generation Firewalls, VPN, SD-WAN and SASE technologies
• NAC and network authentication, Data Centre network virtualisation technologies
• Understanding of Microsoft and VMWare platforms (e.g., Active Directory / Entra ID, VMware ESXi, NSX)
• Public cloud platforms (e.g., Azure, AWS, GCP, OCI)
• Security concepts and frameworks (e.g., Essential 8 and ISM initiatives, network segmentation)

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