Senior Infrastructure Engineer (Exchange & Active Directory)

Contract Type:

Contract

Location:

Parkes, Australian Capital Territory, Australia

Industry:

Information & Communication Technology (ICT)

Salary:

Contact Email:

karamial@whizdom.com.au

Date Published:

27-Aug-2026

Reference Number:

V-64999

Senior Infrastructure Engineer (Exchange & Active Directory)

Senior Infrastructure Engineer (Exchange & Active Directory)

About the Company
Our client is a leading technology services organisation delivering secure and mission-critical ICT capabilities within Federal Government and Defence environments. They support complex infrastructure, engineering and integration programs that underpin some of Australia's most important national capabilities.

About the Role
We are seeking an experienced Senior Infrastructure Engineer with strong Microsoft Exchange and Active Directory expertise to join a high-performing team supporting a large Defence capability environment.

This role is broader than traditional Exchange administration and will suit someone with experience across infrastructure engineering, systems integration, solution design and technical assurance. You'll work across a diverse application landscape, providing technical leadership and engineering support to ensure systems remain secure, stable and fit for purpose.

Role Responsibilities
  • Assess application architectures, security controls and integration requirements.
  • Lead the design and development of system and application lifecycle requirements.
  • Evaluate and recommend software solutions to meet business and technical needs.
  • Coordinate the design and integration of infrastructure and application services.
  • Investigate and resolve system and application support issues.
  • Work with vendors and stakeholders to assess products and support implementation activities.
  • Translate business and technical requirements into practical technology solutions.
  • Develop engineering documentation including High Level Designs, Build Guides, System Configuration Documents and Standard Operating Procedures.
  • Provide technical assurance and engineering advice across projects and operational activities.
  • Support continuous improvement initiatives across infrastructure and application services.
Qualifications and Experience
  • Minimum 8 years' experience in infrastructure engineering, systems engineering, application integration or system design.
  • Strong experience with Microsoft Exchange and enterprise messaging environments.
  • Demonstrated experience with Active Directory, DNS, DHCP, PKI and related Microsoft technologies.
  • Experience working within large enterprise, Federal Government or Defence environments.
  • Proven ability to produce technical designs, documentation and engineering artefacts.
  • Strong analytical, problem-solving and stakeholder engagement skills.
  • Experience assessing technical solutions and providing engineering recommendations.
  • Bachelor's degree in Engineering, Computer Science or a related discipline is desirable.
  • Previous experience providing technical leadership across complex ICT environments is highly regarded.
What is on Offer
  • Long-term contract opportunity.
  • Work on complex and nationally significant Defence programs.
  • Collaborative and technically focused team environment.
  • Exposure to enterprise-scale infrastructure and applications.
  • Canberra-based opportunity.
Security Requirements
Applicants must be Australian Citizens and hold a current NV2 clearance.
How to Apply Please upload your resume to apply.

Please provide a supporting statement highlighting your skills, experience, and capability against the position description to complete this application process.
We will be in touch with instructions for suitably skilled candidates.

Why Partner with Whizdom?
We’re Whizdom. We view you as an extension of our strong, dependable brand and have differentiators which really are different!

The Whizdom Way:
  • We pay our contractors same day you submit your timesheet!
  • We are Level 3, DISP certified and have signed the Veteran Employment Commitment and been awarded the highest level of compliance to this important initiative, proactively assisting veterans transitioning from the forces to civilian roles.
  • We've been lucky enough to win industry awards for our high level of process compliance and are ISO 9001 certified.
  • Our commitment to reducing Greenhouse Gas Emissions has been accredited in line with large global organisations.
  • We value diversity and welcome applications from Indigenous Australians, people from diverse cultural and linguistic backgrounds and people living with a disability.
  • Our team of talented people are passionate about your experience, doing the right thing always, with a focus on your long-term career goals.
  • We even give you a best in industry merch pack!

Even if this role isn't the exact fit for you, we would love a chat. Contact us to find out more!

Apply Now

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