Linux Systems Admin/Application Support Engineer
Salary: $85k-$120k + bonus
Location: Woodridge, IL
Hybrid: 4 days onsite, 1 day remote
*We are unable to provide sponsorship for this role*
Qualifications
· 1-3 years of professional experience in DevOps, Systems Administration, Infrastructure Engineering, SRE, or Trade Support
· Strong administration and troubleshooting skills
· Strong application troubleshooting support
· Experience supporting Linux Server environments
· Some knowledge of Windows servers/desktop
· Scripting experience with Python, Bash, PowerShell, or similar languages
· Understanding of TCP/IP networking
· Ability to troubleshoot complex production issues across infrastructure and applications
· Comfortable working in high-pressure production environments
· Strong communication and organizational skills
· Database SQL experience
Bonus Points
· Experience supporting low-latency or high-performance trading systems
· Familiarity with Git, CI/CD tools
· Experience with observability, monitoring, and alerting systems
· Exposure to co-location or on-premise data center environments
· Familiarity with JSON, XML, or Parquet data formats
· Experience analyzing packet captures and order event streams
· Knowledge of multicast networking and market data infrastructure
Responsibilities
· Monitor and support trading infrastructure across multiple exchanges and markets
· Maintain and troubleshoot Linux and Windows server environments
· Develop and maintain automation tools using Python, Bash, PowerShell, or similar languages
· Build monitoring systems, dashboards, and alerting infrastructure
· Diagnose and resolve networking, application, and operating system issues in production environments
· Analyze logs and packet captures to troubleshoot trading and connectivity issues
· Collaborate with developers and traders to support new trading initiatives and infrastructure requirements
· Implement infrastructure-as-code and automation best practices
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