Senior Linux System Administrator

Job Description

Description

How You Can Make An Impact 

We're looking for a Senior Linux System Administrator to join our growing team! This person will have the opportunity to work with cutting-edge technology and impact the future direction of the infrastructure department. The ideal candidate is a solid individual contributor with a diverse background in performance optimization and low latency trading application support.

  • Maintain and improve Linux build standards
  • Evaluate new Kernel updates, drivers, and patches
  • Performance analysis and tuning of server hardware and Linux build for low latency, including CPU performance/scheduling, network interface stack
  • Automation of server configuration, monitoring/alerting, and provisioning
  • Support Linux storage environment (DAS/NAS, Lustre HPC)
  • Act as the subject matter expert for advanced Linux related issues
  • Collaborate with DevOps team to improve automation and delivery of services
  • Research new technologies and solutions to reduce latency, improve performance, and enhance manageability

What You'll Need 

  • Bachelor's degree in an IT-related field of study or equivalent professional experience; RHCE certifications are a plus 
  • 5+ years of Linux Redhat/CentOS administration experience required
  • Additional experience in the following areas: 
    • Scripting and automation experience in Bash, Python, or equivalent
    • Working with automation and configuration management tools such as Salt and Ansible 
    • Strong understanding of network layers and technologies, specifically host-based 
    • Hands-on experience with monitoring tools such as Splunk, Zabbix, Grafana, and Nagios 
    • Kernel bypass, Solarflare Onload, and PTP a plus 
    • Experience with File Systems and network-attached storage, NFS/CIFS/Kerberos 
    • Experience migrating from one Linux distro to another is a plus
    • Server HW and Data Center experience a plus 
  • Self-motivated, driven team player with superior communication skills

Who We Are 

Geneva Trading LLC is a global proprietary trading firm founded in 1999 with offices in Chicago and Dublin. Our dedication to the improvement and optimization of our best-in-class proprietary technology allows our firm to compete on all levels in the global trading industry. We pride ourselves on a collaborative culture of integrity, trust, passion, and dedication to personal excellence. 

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.