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
The role:
We’re looking for a Security Operations Consultant to join our growing Adelaide office — someone who can bridge the gap between technical security operations and real‑world customer needs. In this role, you’ll be the trusted advisor for a small portfolio of customers, guiding them through monthly reviews, helping them understand their security posture, and translating complex technical information into clear, business‑focused insights.
You’ll work closely with our Security Engineering team, providing strategic advice across modern security platforms particularly within the Microsoft ecosystem and helping customers uplift their maturity in line with best‑practice frameworks. This is a people‑centric, consultative role suited to someone who communicates confidently, thinks analytically, and enjoys building strong, long‑term customer relationships.
Due to the nature of the role, the successful candidate must be eligible for NV1 Clearance. We are only considering Australian Citizens or Permanent Residents close to citizenship.
Key Responsibilities:
- Manage a portfolio of ~15–20 customers, running monthly security reviews, health checks, and roadmap discussions.
- Act as the main security contact, building strong relationships with both technical teams and business stakeholders.
- Turn technical security information into clear, business‑focused insights and recommendations.
- Lead workshops and maturity assessments to help customers understand their security posture and uplift opportunities.
- Provide advisory across Endpoint, Email, Identity and SIEM/SOAR technologies, ensuring alignment with best‑practice frameworks.
- Work closely with engineering teams to ensure customer requirements are understood and delivered effectively.
- Support incident response communication and ensure stakeholders stay aligned during security events.
- Identify areas for improvement in customer environments and contribute insights to enhance Brennan’s security services.
What skills and experience you bring:
- Strong communication skills with the ability to explain security concepts in simple, business‑friendly language.Strong communication skills with the ability to explain security concepts in simple, business‑friendly language.
- Confidence engaging with a mix of stakeholders, from engineers to CFOs and building trusted customer relationships.
- Familiarity with technologies such as:
- Endpoint: SentinelOne, CrowdStrike, Defender for Endpoint, Trend Vision One, Sophos
- Email: Mimecast, Proofpoint, Microsoft EOP
- Identity: Microsoft Entra ID, MFA, Conditional Access, Privileged Accs
- SIEM/SOAR: Microsoft Sentinel, Securonix, USM Anywhere or similar
- An analytical, consultative mindset, able to interpret data, spot trends, and turn insights into practical recommendations.
- Experience in incident response, vulnerability management, or security uplift programs (advantageous but not essential).
- Ability to juggle multiple customer engagements while maintaining consistency and quality.
- A people‑first approach, you enjoy customer interaction more than deep technical configuration work
Note: As part of our hiring process, you will be required to undertake a National Criminal History Check
Brennan is an equal-opportunity employer
