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Application Support Engineer (Trading Systems)

Phaxis LLC | New York County, New York, United States | Posted May 16, 2026

Position Overview

Salary is 120k to 130k + bonus

2 days remote and 3 days onsite
Key Responsibilities


  • Serve as the primary point of contact for supporting trading applications used by internal teams and clients

  • Troubleshoot and resolve issues impacting order flow, trade execution, and system performance

  • Respond to high-priority incidents with urgency, ensuring proper escalation when needed

  • Communicate updates to users regarding outages, releases, and ongoing system changes

  • Maintain and update support documentation, including procedures and operational runbooks

  • Perform daily system checks to ensure platform stability and readiness for trading activity

  • Collaborate with global teams to provide continuous support coverage and assist with testing, deployments, and upgrades




Required Experience & Skills

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