Windows Systems Engineer

Caxton Associates; Bengaluru; On-site; INR 1,800,000 - 3,600,000; Full time

Job summary

Caxton Associates LP in Bengaluru seeks a proactive Windows System Engineer to join its infrastructure team, driving automation, security, and reliability of the IT estate.

You will deploy and support Windows Server systems, manage AD and Microsoft 365, and collaborate across teams on upgrades, monitoring, and incident response.

Qualifications

• 5–10 years of applied experience as a Windows Systems Engineer.
• Experience deploying and supporting Windows Server and Microsoft 365 services.
• Knowledge of security, patching, and high-availability IT infrastructure.

Responsibilities

• Deploy and support Enterprise Windows Server 2019-2025 and Microsoft 365 solutions.
• Manage and optimise the Windows server estate on on-prem infrastructure based on Nutanix AHV and cloud platforms (Azure / AWS).
• Perform system maintenance, such as applying patches and updates to ensure availability, performance and security.
• Monitor system performance and proactively identify/resolve issues.
• Maintain detailed documentation of system setup, configuration, procedures and change.
• Implement and manage security platforms including endpoint protection and patch management.
• Manage backup solutions to ensure data recovery and resiliency.
• Work with the Infrastructure and Systems Engineering team on larger IT projects.
• Take ownership of ongoing Windows-related projects and ensure timely completion.

Skills

Windows Server

Microsoft 365

Active Directory

Azure

AWS

PowerShell

Networking

Patch management

Documentation

Team collaboration

Tools

Nutanix AHV

Entra ID

Exchange

Intune

Job description

About Caxton Associates:

Caxton Associates, founded in 1983, is a global trading and investment firm with offices in London, New York, Singapore, Monaco, Dubai and Bengaluru. Caxton Associates’ primary business is to manage client and proprietary capital through a suite of products designed to fit the specific needs of investors. Employing a multi-portfolio manager framework, Caxton excels in discretionary global macro investing, leveraging its diversified expertise across asset classes and markets.

About the Role:

An excellent opportunity is open for a proactive Windows System Engineer to join a leading hedge fund and make an immediate impact on challenging infrastructure projects, driving automation, security, and efficiency across the IT infrastructure in a collaborative working environment.

The successful candidate will be a hands‑on engineer who thrives in tackling complex technical tasks and is experienced with optimising and supporting a highly available IT infrastructure.

This role requires good technical and communications skills and a passion for the latest technology. The ideal candidate will have 5-10 years of applied experience as a Windows Systems Engineer that includes the deployment, monitoring and support of secure Windows Servers running business‑critical application platforms.

Responsibilities:

• Deploy and support Enterprise Windows Server 2019-2025 and Microsoft 365 solutions (Entra ID, Exchange, Intune, Teams, Conditional Access) to meet organizational needs and following best practices
• Manage and optimise the Windows server estate, focusing on on‑prem infrastructure based on Nutanix AHV and also cloud infrastructure platforms (Azure / AWS)
• Perform system maintenance, such as applying patches and updates to ensure availability, optimal performance and security of IT infrastructure
• Monitor system performance and proactively identify/resolve issues
• Maintain detailed documentation of system setup, configuration, procedures and change
• Implement and manage security platforms including endpoint protection and patch management to protect data and shared IT infrastructure
• Manage backup solutions to ensure data recovery and resiliency
• Work as part of the Infrastructure and Systems Engineering team to plan and execute larger IT projects, such as system upgrades, migrations, and deployments
• Take ownership of ongoing Windows‑related projects, driving them forward and ensuring timely completion
• Keep up to date with the latest technologies, security vulnerabilities and industry best practices
• Ensure that systems and user activities comply with organizational policies and any relevant legal or regulatory frameworks
• Troubleshoot and resolve system issues and outages
• Previous experience working in Financial Services (preferred)
• Proven experience as a Windows System Administrator or currently in a similar role
• Solid understanding of Active Directory Services (DNS/DHCP/FSMO/ADFS/SSO/ADCS/Group Policy)
• Solid understanding of networking concepts, including TCP/IP, LAN/WAN
• Scripting skills desirable (e.g. PowerShell, Batch scripting) for automating routine tasks and deployments
• Good knowledge of AWS Infrastructure and Linux administration (desirable)
• Strong written, oral, and interpersonal communication skills
• Ability to troubleshoot systems issues and applications in a logical and level‑headed manner
• Be able to communicate ideas in both technical and user‑friendly language
• Highly self‑motivated and directed, with a keen attention to detail
• Ability to manage time and prioritize tasks effectively in a fast‑paced environment
• Strong collaborative skills with the ability to work effective in a team‑oriented environment
• Displays and operates at the highest degree of ethics and integrity