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Senior Citrix Systems Engineer

Great Neck, New York, United States$120,000 - $150,000 per yearInformation Technology

Job description

About FlexTrade:

FlexTrade Systems is a global leader in high performance multi-asset execution management and order management systems for equities, fixed income, foreign exchange, futures, and options. A pioneer in the field, FlexTrade is internationally recognized for introducing FlexTRADER®, the world’s first broker-neutral, execution management trading system, which allows clients to completely control and customize their execution workflows through a comprehensive ability to search/access liquidity while maintaining the confidentiality of their trading strategies.

The Team:

Our Windows Engineering Team works collaboratively across the globe, with local teams in every office providing operational support and project implementation in a challenging, fast paced environment.

The Windows & Citrix Engineer position will work directly with our users and management to plan and direct work across our Windows and Citrix environments.

About You:

The ideal candidate will have excellent oral and written communication and interpersonal skills, and the ability to work both independently and within a team. You will have excellent attention to detail and be able to prioritize your workload, whether it be production escalation issues, tickets or wider projects.

You will have a background in Microsoft Windows with experience in supporting, configuring, and installing Windows Servers. You will be experienced in using Powershell to automate repetitive tasks across large IT estates.

You will be experienced in designing, building, and supporting Citrix Desktop Virtualization environments globally, and presenting these environments to a variety of clients as a managed service.

Job requirements

    • Bachelor’s degree in Computer Science or related field
    • 10+ years experience in managing, administering, and troubleshooting Microsoft Windows 2012, 2016, 2019 and 2022
    • Deep experience in design/implementation/support of Windows Active Directory (AD) services, FSMO, DNS, replication etc.
    • Experience in deploying Citrix environments (on-prem/hybrid/cloud) from scratch or upgrading/migrating existing deployments (7.15/1912+)
    • In-depth knowledge of implementing and supporting distributed Windows Certification Authority infrastructure (ADCS)
    • Proven experience implementing and supporting SAML/SSO deployments and integrations with Citrix
    • Experience with AD GPO and secure configurations.
    • Experience with auditing of AD and Windows environments and performing adjustments to security & configuration policies
    • Deep experience in administering and troubleshooting Citrix environments
    • Deep experience with Citrix architecture & design. Including ADC/NetScaler (13.0+), Citrix ADM, WEM, XenApp, XenDesktop, High Availability, resiliency/redundancy, GSLB etc.
    • A knowledge of scripting (PowerShell preferred) and performing tasks remotely through automation
    • Experience with monitoring and automation tools (ControlUp/PDQDeploy etc.)
    • Proven ability to communicate professionally in a corporate environment


  • Bachelors degree in Computer Science or related field
  • 5+ years experience working as a Windows and Citrix Engineer
  • Experience in administering and troubleshooting Microsoft Windows 2012, 2019 and 2022
  • Proficiency in administering and troubleshooting Citrix environments
  • Proven ability to communicate professionally in a corporate environment
  • Experience with multiple Windows Server Operating Systems including Windows Server 2012, 2019 & 2022.
  • Knowledge of Salesforce, Fuze, Jira/Confluence would be advantageous

Desirable items:

  • Knowledge of IT Service Management principles, ideally ITILv3 certified
  • Knowledge of TCP/IP, VLANs and network routing principles
  • Knowledge of VMware virtualization platforms
  • Experience of configuration management systems

**FlexTrade Systems, Inc. does not accept unsolicited resumes from search firm recruiters. Fees will not be paid in the event a candidate submitted by a recruiter without an authorized agreement for a particular SOW (Statement of Work) in place is hired: such resumes are deemed the sole property of FlexTrade Systems, Inc.**

**FlexTrade Systems, Inc. is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or any other status protected by law.**


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