Senior Security Consultant - GRC

_{30th July, 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 
• Genuine opportunities for career progression 
• An environment that embraces learning and development 

The role
We are expanding our Cybersecuirty practice in Canberra and seeking experienced Senior Security Consultants with strong experience in Governance, Risk and Compliance. This is your chance to work with a team that’s committed to helping clients navigate complex security challenges and build resilient, secure environments.

Key responsibilities incldue:

• Forge strong relationships within Brennan and with our customers.
• Lead customer workshops to capture business and cybersecurity requirements that are used to deliver maturity assessments, roadmaps and strategies.
• Communicate technical and non-technical solutions and their business benefits to diverse stakeholders.
• Implement and audit security and risk standards.
• Carry out vulnerability assessments of network infrastructure and applications

Key competencies and experience required to be successful in the role

• Experience in a consultancy or service delivery environment
• Proven experience in developing and delivering effective presentations
• Ability to use security frameworks and methodologies including OWASP (Open Web Application Security Project) and OSSTMM (Open-Source Security Testing Methodology Manual)
• Extensive knowledge of hardware, software, LAN/WAN, backup and information security
• Expert knowledge of security areas including gateway protection, end-point protection, backup/storage, Data Loss Protection, Vulnerability Management, Security Information and Event Management

Note: As part of our hiring process, you will be required to undertake a National Criminal History Check.

NV1 or NV2 Clearance is required for this role.
 
Brennan is an equal opportunity employer.