Sr. Platform Engineer

Chicago, IL |$120-140K | Job ID: 89253

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Job Description

LaSalle Network is partnering with a growing derivatives and cryptocurrency exchange in Chicago to find their next Sr. Platform Engineer. This position sits in their IT operations group. This is a contract to hire position that offers the ability to work remotely with some onsite requirements as needed (hybrid work from home/in office schedule).  

Sr. Platform Engineer Responsibilities:

Manage the Linux Infrastructure and web technologies:

  • Patch and upgrade RedHat/CentOS 6/7 Linux OS and server firmware
  • General RedHat Linux system administration and networking
  • Troubleshoot and issue resolution of OS and network stack incidents
  • Configuration management using puppet and version control
  • System monitoring and availability
  • Web applications and application routing
  • Web-site infrastructure, content delivery, and security

Day to day responsibilities will include (but are not limited to) the following:

  • Complete service requests and responding to Incidents and Problems
  • Provide day-to-day support and troubleshooting for Production and Development systems
  • Create run book of operational processes and follow a support matrix of products
  • Ensure Internal Handovers are completed, and all OS documentation is updated
  • Troubleshoot system issues, plan for future capacity, and monitor systems performance
  • Proactive monitoring of the Linux platform and ownership of these tools/dashboards
  • Work with the delivery and engineering teams to develop the platform and technologies, striving to automate where possible
  • Work with Development and Application Support teams to troubleshoot and resolve issues with the trading systems and platform, including problem and Root Cause Analysis
  • Additionally, working with Development teams to understand requirements, provide technical guidance and solutions where appropriate and assist in getting new applications integrated into environments
  • Continuously improve the team, tools, and processes, support regular agile releases of applications and architectural improvements
  • The role includes participating in a team-based rotation to provide out-of-hours support

Sr. Platform Engineer Requirements:

  • At least 5 years of Systems Administration experience with RedHat Enterprise Linux / CentOS 5/6/7 managed through a Satellite infrastructure
  • Managed an estate of 1000+ hosts and performed general system administration, networking, backup and restore, monitoring and troubleshooting functions on that estate
  • 1+ years of experience with scripting languages (bash/Perl/Ruby) and automating tasks with Puppet and RedHat Satellite
  • Comfortable writing new and maintaining existing configuration management configurations (ideally in Puppet)
  • Strong working knowledge of common Linux filesystems (ext3, ext4, XFS) and LVM configuration and management as well as hardware RAID concepts
  • Strong working, operational understanding of networking and ability to troubleshoot TCP and UDP based networking
  • Experience with performance analysis/troubleshooting on RedHat /CentOS Linux; should be familiar with sar, top, iotop, iftop,mpstat, ethtool, vmstat, and the like
  • Experience with custom RPM generation
  • Strong analytical and troubleshooting skills; will have resolved complex systems issues in previous role and have a solid understanding of the tools needed to do so
  • Excellent communication (listening, speaking, transmission of concepts with/without examples, etc)
  • Calm under pressure and work to tight deadlines; will have brought critical production systems back to life


If you have the experience listed above, possess a great attitude, and are looking for a long-term opportunity with a stable and established employer, this is the role for you! If you are interested in learning more, please send a resume to jhalpin@lasallenetwork.com today!

Thank you,

Branden Luna
Sr. Recruiter, Technology Services
LaSalle Network

Keywords and Related Terms: crypto , exchange , linux , redhat , RHEL , systems engineer #LI-CTTS

LaSalle Network is an Equal Opportunity Employer m/f/d/v.

LaSalle Network is the leading provider of professional staffing and recruiting services. LaSalle has worked with more than 10,000 companies, ranging from Fortune 500s to start ups. With units specializing in accounting and finance, administrative, marketing, executive search, technology, supply chain, healthcare revenue cycle, call center, and human resources, LaSalle serves companies of all sizes and across all industries.