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Senior Engineer, Site Reliability Engineer

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Dormont Manufacturing Co
Full Time position
Listed on 2026-07-23
Job specializations:
  • IT/Tech
    IT Support, Cloud Computing: Infrastructure & Operations, Systems Engineer
Salary/Wage Range or Industry Benchmark: 140000 - 190000 USD Yearly USD 140000.00 190000.00 YEAR
Job Description & How to Apply Below
Location: St. Louis

We are hiring Site Reliability Engineers (SREs) to expand our team supporting LSEG’s Real Time application space. This space provides thousands of clients with access to trading and market data globally. Our team efficiently mitigates operational risk, enabling fast product innovation and enhancing customer experience.

As an SRE, you will own operational support, drive cloud migrations, and automate operational tasks. You will also create dynamic observability components and develop subject matter expertise. 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.

Key Responsibilities
  • 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.
  • Collaboration with Development Teams:
    Collaborate closely with development teams to prioritize iterative improvements to production environments in the product backlog.
  • Project Intake and Delivery:
    Serve as the SRE point of contact for new projects. Collaborate with project delivery teams to produce high-quality project artifacts, ensure application designs meet supportability standards, conduct operational acceptance testing, and lead Game Day activities.
Technical Qualifications
  • 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 (Data Dog and Big Panda experience is highly desirable).
  • Strong grasp of version control systems, particularly Git.
  • 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.

Does this sound like a challenge you are interested in taking on? Join us!

Benefits

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can accommodate applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs.

Please take a moment to read the privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) may hold about you, what it’s used for, and how it’s obtained, your rights and how to contact us as a data subject.

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Position Requirements
10+ Years work experience
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