Systems Engineer

Green Key Resources
New York, NY

Work Location: New York City & Stamford, CT

Schedule: 2–3 days in NYC, 2 days in Stamford

Employment Type: Full-Time

Experience Level: Junior, Mid, or Senior

Reports To: Client Technology Manager


About the Role

We’re seeking a Systems Engineer to join a fast-growing, client-focused IT services organization supporting hedge funds and investment firms. This is a 100% dedicated onsite role, embedded directly with a high-profile financial services client across their NYC and Stamford offices.


In this position, you’ll act as an extension of the broader IT support team providing hands-on systems and end-user support while working closely with other Systems Engineers and Senior Systems Engineers in a highly collaborative environment. This role offers strong exposure to enterprise technologies, structured processes, and excellent opportunities for technical and professional growth.


Key Responsibilities

  • Provide onsite IT support to end users across NYC and Stamford offices
  • Troubleshoot and resolve hardware, software, desktop, mobile, and system issues
  • Manage and track support requests using a ticketing system
  • Maintain accurate technical documentation and follow organizational standards
  • Adhere to formal change control procedures and operational policies
  • Support and maintain IT infrastructure and user-facing systems onsite
  • Collaborate closely with internal teams to ensure seamless service delivery

Required Qualifications

  • Minimum 2 years of IT experience (Desktop Support, Systems Engineering, or Systems Administration)
  • Strong end-user support skills across:
  • Microsoft Windows
  • Microsoft Office
  • Desktop and mobile device troubleshooting
  • Experience supporting a Microsoft 365 environment, including:
  • Exchange Online
  • SharePoint Online
  • Intune
  • Azure Active Directory
  • Working knowledge of:
  • Windows Server platforms
  • Active Directory and Group Policy
  • (Nice to have) Citrix XenApp
  • Experience supporting endpoint protection tools (Sophos or similar)
  • Basic understanding of:
  • Virtualization platforms (VMware, Hyper-V)
  • Networking concepts (TCP/IP, LAN/WAN, DHCP, DNS, routing, switching, firewalls)
  • Prior experience working in an MSP environment
  • Strong verbal and written communication skills


Preferred / Nice-to-Have Experience

  • Financial services or hedge fund environments
  • Familiarity with market data applications such as:
  • Bloomberg
  • Thomson Reuters
  • FactSet
  • Capital IQ
  • Extensive MSP experience, especially with ConnectWise tools
  • Exposure to cloud platforms such as Azure or AWS
  • Experience supporting tools such as:
  • Google Workspace
  • Box, Dropbox
  • Duo, Okta, AirWatch
  • Experience with mail security gateways (Mimecast, Proofpoint, IronPort)
  • Exposure to endpoint security tools such as CrowdStrike, Cylance, Carbon Black, or SentinelOne
  • Advanced understanding of storage and virtualization platforms (Nimble, Pure, NetApp, EMC, VMware, Hyper-V, XenServer)

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