This role will sit within our IT Operations Division – Systems Management team.
Senior Infrastructure/ Infrastructure Engineer (Windows) (Contract)
Monetary Authority of Singapore
Fixed Terms
Closing on 11 Sep 2025
What the role is
What you will be working on
Design, implement, and maintain Windows-based systems and infrastructure, including Active Directory, DNS, DHCP, and Group Policy Objects (GPO) for Critical Information Infrastructure (CII)
Ensure compliance, service uptime, quality, and resilience of Windows platforms through Day 2 Operations
Execute migrations from existing Windows platforms to newer versions or cloud-based solutions
Implement continuous improvements to reduce toil, optimise performance, and align with industry standards whilst adopting modernisation with minimal impact
Develop and manage automation scripts and PowerShell modules to streamline operations and improve efficiency
Collaborate with cross-functional teams, providing clear communication, comprehensive documentation, and regular reporting on system status and projects
Implement configuration management following industry standards such as CIS
What we are looking for
A relevant university degree with at least 3 years of relevant working experience
Proven experience in Windows system administration and engineering, particularly with Windows Server and associated technologies
Strong knowledge of Active Directory, DNS, DHCP, and Group Policy Object (GPO) management
Proficiency in PowerShell scripting and automation tools
Experience with virtualization technologies (VMware / OpenStack)
Familiarity with version control systems, configuration management tools, and cloud platforms (e.g. AWS, Azure)
Experience in supporting critical systems and implementing security best practices
Experience in implementing configuration standards (e.g. CIS) with drift management
Relevant industry certifications (e.g. MCSA, MCSE) are beneficial
Excellent problem-solving and analytical skills
Ability to work effectively in a team environment
Strong service-oriented mindset with focus on operational excellence
Enthusiasm for learning new technologies and adapting to evolving IT landscapes
As part of the shortlisting process for this role, you may be required to complete a medical declaration and/or undergo further assessment.
This is a 2-year contract position. All applicants will be notified on whether they are shortlisted or not within 4 weeks of the closing date of this job posting.
About Monetary Authority of Singapore
MAS is the central bank of Singapore. Our mission is to promote sustained non-inflationary economic growth, and a sound and progressive financial centre.
About your application process
This job is closing on 11 Sep 2025.
If you do not hear from us within 4 weeks of the job ad closing date, we seek your understanding that it is likely that we are not moving forward with your application for this role. We thank you for your interest and would like to assure you that this does not affect your other job applications with the Public Service. We encourage you to explore and apply for other roles within Monetary Authority of Singapore or the wider Public Service.