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Senior Engineer - Site Reliability Engineer

LSEG

Salary not specified
Sep 11, 2025
St. Louis, MO, USA
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LSEG is looking to expand its Site Reliability Engineering team to support its Real Time application space, which provides global clients with trading and market data. The goal is to efficiently mitigate operational risk, enable fast product innovation, and enhance customer experience.

Requirements

  • Extensive experience in UNIX administration and scripting, including shell scripting and automation.
  • Practical experience supporting cloud-native applications, with a preference for AWS or Azure.
  • Advanced understanding of networking concepts such as TCP/IP, HTTP, and DNS resolution, with experience in real-time or low-latency environments a plus.
  • Experience in configuring and using Kubernetes, Docker, and container-based development and applications.
  • Proven experience in troubleshooting large distributed systems; experience with market data systems is a plus.
  • Expertise in working with and maintaining observability tooling (DataDog and BigPanda experience is highly desirable)
  • Strong grasp of version control systems, particularly Git.

Responsibilities

  • Own operational support, drive cloud migrations, and automate operational tasks.
  • Create dynamic observability components and develop subject matter expertise.
  • Lead Incident Recovery: Direct the recovery of incidents, analyze facts quickly, perform troubleshooting activities, and coordinate actions through incident recovery meetings.
  • Incident Reporting and Customer Advocacy: Write detailed incident reports, advocate for customers in post-incident reviews, and review and approve customer statements.
  • Production Environment Stability: Ensure a stable production environment by safely delivering changes and thoroughly assessing deployment risks.
  • Operational Process Improvement: Automate operational processes to reduce manual work. Ensure all alerts are actionable and collaborate with development teams to eliminate unnecessary alerts.
  • Subject Matter Expertise: Develop expertise in application dataflows and networking topologies and maintain comprehensive troubleshooting knowledge bases.

Other

  • A bachelor’s degree in computer science or a related technical field involving software/systems engineering, or equivalent practical experience.
  • A minimum of 8 years of work experience in the industry, with customer support experience being a plus.
  • Join our diverse, globally distributed team of multi-faceted technical professionals.
  • You will have the opportunity to hone your skills in a fast-paced environment that processes real-time data.
  • Collaborate closely with development teams to prioritize iterative improvements to production environments in the product backlog.