Role Title: Senior Systems Engineer (Microsoft Infrastructure & Cloud)

Location: Mulgrave, VIC

Start Date: ASAP

Duration: Permanent Position

Working Flexibility: Hybrid

NTT Data is seeking a highly skilled Senior Systems Engineer to take ownership of a complex hybrid Microsoft infrastructure workplace while supporting a large-scale infrastructure modernisation and Azure migration program. This is a hands-on technical leadership role suited to an experienced Microsoft Infrastructure specialist who can operate autonomously across on-premises, cloud, and hybrid environments.

You will be responsible for the design, management, optimisation, and transformation of core Microsoft technologies including Active Directory, Domain Controllers, Windows Server, Microsoft 365, Entra ID, Azure Infrastructure, hybrid identity solutions, and cloud migration initiatives. The successful candidate will serve as a senior escalation point, provide technical leadership, and help drive the organisation's cloud-first strategy.

Is innovation part of your DNA? Do you want to enable a connected future for people, organizations, and society?

Join our growing global NTT team and you’ll be part of the world’s largest ICT company (by revenue). We’ve combined the capabilities of 28 remarkable companies to become one, leading technology services provider. Together, we help our people, clients, and communities do great things with technology to create a more secure and connected future.

We employ 40,000 people across 57 countries. By bringing together the world’s best technology companies and emerging innovators, we work together to deliver sustainable outcomes to businesses and the world. Innovation is part of our DNA.

We believe it’s key to what makes us different. So, we strive to move forward, challenge the status quo,



and drive excellence through the technologies we integrate and the services we deliver around the world. The result is connected cities, connected factories, connected healthcare, connected agriculture, connected conservation, connected mobility, and connected sport.

Together we enable the connected future.

Key Responsibilities

- Own and manage the end-to-end Microsoft infrastructure environment across hybrid platforms.
- Design, deploy, upgrade, and support Active Directory, Domain Controllers, Windows Server, DNS, DHCP, and Group Policy services.
- Lead infrastructure migration initiatives from on-premises and AWS environments into Azure.
- Administer Microsoft 365 technologies including Exchange Online, Intune, and Entra ID.
- Design and support hybrid identity, security, Conditional Access, MFA, and Zero Trust initiatives.
- Act as the senior technical escalation point while mentoring infrastructure engineers and stakeholders.
- Develop automation solutions using PowerShell and contribute to infrastructure modernisation programs.

Skills & Experience
- Strong previous experience managing enterprise Microsoft infrastructure environments.
- Deep hands-on expertise with Active Directory Domain Services, Domain Controllers, and Windows Server platforms.
- Proven Azure Infrastructure administration, migration, networking, monitoring, and security experience.
- Strong knowledge of Microsoft 365, Exchange Online, Intune, and Entra ID.
- Experience supporting hybrid environments spanning on-premises and cloud services.
- Demonstrated capability leading infrastructure projects, technical workstreams, and stakeholder engagement activities.
- Exposure to AWS, VMware, Hyper-V, Infrastructure as Code, Azure DevOps, or cybersecurity initiatives will be highly regarded.

Questions? Reach out: [email protected]

📌 Senior Systems Engineer (Melbourne)
🏢 Ntt Data
📍 Melbourne