Infrastructure Engineering Associate

The Wintel Operations team provides infrastructure support for core Microsoft technologies — Active Directory/Domain Controllers, Entra AD Connect, ADFS/SSO, Exchange Server platform — alongside Infoblox DNS/DHCP, public DNS infrastructure, terminal servers/bastion hosts, the Mailgun application-mail platform, Windows Servers administration, plus other vendor technologies (Cisco, VMware, etc.) that fall under teams operational scope. The team supports ongoing projects and automation initiatives and extends coverage during major incidents and escalations, operating on a flexible schedule that includes weekend maintenance windows and product upgrades as needed.

• Administer and support Active Directory/Domain Controllers, Entra AD Connect, Azure AD, Office 365 and ADFS/SSO across a complex, multi-site environment.
• Manage Infoblox-based DNS and DHCP services, plus public-facing DNS infrastructure.
• Support the Exchange Server platform and the Mailgun application-generated mail platform.
• Manage cloud infrastructure on Microsoft Azure (or equivalent cloud platform), including provisioning, configuration, and ongoing operations.
• Investigate and resolve incidents using a structured, methodical approach; participate in major issue escalations and drive root-cause analysis.
• Take ownership of solutions end-to-end — from design and configuration through deployment and production support.
• Write and maintain PowerShell scripts, and explore automation(e.g., Terraform, Ansible, Azure DevOps) to streamline recurring operational tasks.
• Participate in a flexible on-call/weekend schedule to support maintenance and upgrade windows.

• 5–6 years of experience supporting Active Directory, Group Policy and Windows Server infrastructure.
• Hands-on experience with DNS/DHCP (Infoblox preferred), Entra AD Connect, and ADFS/SSO.
• Experience supporting Exchange Server and mail delivery platforms (e.g., Mailgun) is a plus.
• Familiarity with VMware and Cisco UCS infrastructure.
• 1–2 years of experience managing a major cloud platform — Azure or GCP experience is valuable.
• Strong problem-solving skills and a structured approach to incident investigation.
• Experience using AI-assisted engineering tools to boost productivity, applying appropriate human review and engineering judgment.
• A proactive mindset and willingness to take ownership of solutions from design through production support.

What we offer you

• Transparent compensation schemes and comprehensive employee benefits, tailored to your location, ensuring your financial security, health, and overall wellbeing.

• Flexible working arrangements, advanced technology, and collaborative workspaces.

• A culture of high performance and innovation where we experiment with new ideas and take responsibility for achieving results.

• A global network of talented colleagues, who inspire, support, and share their expertise to innovate and deliver for our clients.

• Global Orientation program to kickstart your journey, followed by access to our Learning@MSCI platform, AI Learning Center , LinkedIn Learning Pro and tailored learning opportunities for ongoing skills development.

• Multi-directional career paths that offer professional growth and development through new challenges, internal mobility and expanded roles.

• We actively nurture an environment that builds a sense of inclusion belonging and connection, including eight Employee Resource Groups. All Abilities, Asian Support Network, Black Leadership Network, Climate Action Network, Hola! MSCI, Pride & Allies, Women in Tech, and Women’s Leadership Forum.

At MSCI we are passionate about what we do, and we are inspired by our vision – to power better decisions. You’ll be part of an industry-leading network of creative, curious, and entrepreneurial pioneers. This is a space where you can challenge yourself, set new standards and perform beyond expectations for yourself, our clients, and our industry.

MSCI strengthens global markets by connecting participants across the financial ecosystem with a common language. Our research-based data, analytics and indexes, supported by advanced technology, set standards for global investors and help our clients understand risks and opportunities so they can make better decisions and unlock innovation. We serve asset managers and owners, private-market sponsors and investors, hedge funds, wealth managers, banks, insurers and corporates.

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