Lead M365 Security Consultant

About Chamonix:

Welcome to Chamonix IT Solutions, where innovation meets passion. We're an end-to-end technical services provider committed to helping businesses excel in the digital era. Established in 2010 and recently acquired by Synechron, a global consulting firm delivering industry-leading digital solutions, we're poised for significant growth Our local, dedicated team of 150 professionals specialises in guiding our clients through transformative journeys—from groundbreaking digital transformations to comprehensive technical delivery and ongoing managed support.

Our dynamic team is the cornerstone of our success, driven by a culture of collaboration, continuous learning, and a relentless pursuit of excellence. At Chamonix, we are not merely keeping pace with the market; we are leading it, delivering exceptional outcomes that empower our clients to stay ahead of the curve. Join us and be part of a journey where the future is shaped daily.

The role:

At Chamonix, we help organisations strengthen their security posture while optimising their M365 environments. We're looking for a Lead M365 Security Consultant to join our Melbourne team - a hands-on technical expert who can design, configure, and maintain M365 security tools at the tenant level while integrating them into broader security frameworks

What You'll Be Doing:

• Leading and participating in hands-on delivery across diverse, enterprise customer environments

• Designing, advising, configuring, and maintaining M365 security tools across Intune, Defender for Cloud & Endpoint, Purview, and Sentinel.

• Managing device and application security within Intune and applying mail security best practices with Defender.

• Integrating security tools into existing infrastructure and SIEM solutions (e.g., Sentinel), ensuring security data flows effectively for threat detection

• Designing and implementing Zero Trust security strategies within Microsoft 365

• Applying best practices in compliance and governance frameworks such as ISO 27001, Essential Eight, and NIST.

• Automating security tasks and configurations using PowerShell and KQL for efficiency and scalability.

• Supporting incident response efforts by analysing security events and providing threat intelligence insights.

• Advising on M365 licensing models and cost optimization to ensure organisations get the most from their security investments.

• Be a trusted technical leader, providing oversight, solution quality assurance, and technical direction for project teams

• Mentor and uplift others, supporting emerging engineers and contributing to capability growth within the practice

• Engage directly with clients including presales involvement, running workshops, shaping user stories, and collaborating through agile delivery cycles

What We're Looking For:

• Deep technical expertise in M365 security tools, including Defender, Intune and EntraID, (Sentinel and Purview skills highly desirable)

• Experience with tenant-level security configurations and policies.

• Hands-on experience applying security tools to existing infrastructure.

• Strong understanding of compliance frameworks and best practices in M365 security governance.

• Experience with Zero Trust models and Conditional Access policy design.

• SIEM integration knowledge.

• Proficiency in PowerShell, KQL, and automation for security management.

• A passion for security, automation, and continuous improvement.

• Experience supporting presales activities.

• Track record of technical leadership, mentoring or guiding teams, and ensuring high-quality delivery

• Excellent communication and interpersonal skills, with experience in client-facing consulting roles

What makes us a great place to work?

At Chamonix, we value our culture and believe it is essential to our continued success. We bring together top best technical experts, driving innovation and collaboration at every level. We are proud to foster a supportive, driven, flexible, and inclusive environment that empowers our people to grow, learn, and achieve their personal and professional goals. Recognised as a Great Place to Work 2025/26, and as the #17 Best Workplace in Technology by Great Place To Work Australia 2025 We are dedicated to investing in our employees and offer a range of holistic perks and benefits to support individual needs, including:

• Competitive salary package

• Extensive professional development opportunities, including annual professional training allowance, Lunch and Learns, paid training and exam leave

• Annual technology allowance

• Mentoring and career progression opportunities

• Discounted health insurance, anniversary gifts, corporate discounts on various products and services

• Employee Recognition Program and Quarterly/Annual Awards celebrating outstanding contributions

• Employee Assistance Program

• An active social club, Friday drinks and various social events throughout the year

Next steps…

We appreciate the time you have taken to apply for a role with us. Chamonix is an equal opportunity employer and welcomes applications from individuals of all backgrounds. Our hiring decisions are based on your experience, skills, enthusiasm, and your future potential in the role. If you feel that you meet some, but not all the requirements above, we still encourage you to apply. If you are invited to an interview, please advise us if you require any reasonable adjustments during the interview process, and what pronouns you use.

Chamonix is committed to creating an inclusive and respectful workplace for all employees. Differences are embraced, contributions are valued, and everyone has a sense of connection and belonging. We welcome people with diverse skills, experiences, perspectives and backgrounds and encourage applications from Aboriginal or Torres Strait Islander peoples, and individuals who may identify as LGBTIQ, with disability, a culturally diverse background, and people of all ages.

Please note that we receive a large number of applications and only shortlisted candidates will be contacted