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Lead Site Reliability Engineer | St Louis, MO

Momento USA LLC
St. Louis, MO Contractor
POSTED ON 10/14/2026
AVAILABLE BEFORE 11/13/2026

Momento USA is a global technology consulting, talent acquisition and creative development firm that addresses clients most pressing needs and challenges.

We have an open Lead Site Reliability Engineer opportunity with our client based in St Louis, MO (Onsite) Please review the job description below and let me know if you are interested.

 

Role: Lead Site Reliability Engineer
Location: St Louis, MO (5 days Onsite) Need local

Need Retail Domain Exp

Duration: 12 months


The Site Reliability Engineer will run the production environment by monitoring availability and taking a holistic view of system health. They will build software and systems to manage platform infrastructure and applications; improve reliability, quality, and time-to-market of our suite of software solutions; and measure and optimize system performance - all with an eye toward pushing our capabilities forward, getting ahead of customer needs, and innovating to continually improve. 

 

Responsibilities

  • Ensure availability, latency, performance, and efficiency of our global ecomm sites
  • Experience driving change management and incident management
  • Promote best practices and innovative observability to guide product delivery teams in achieving operational excellence for new product deliveries.
  • Drive operational excellence and evangelize best practices in observability.
  • Develop unified observability dashboards and implement E2E observability requirements.
  • Design innovative observability solutions for internal and external stakeholders.
  • Contribute to observability instrumentation standards and create repeatable patterns for engineering teams.
  • Define and implement E2E observability requirements and lead teams to support E2E best practices.
  • Collaborate with cross-functional teams to achieve objectives and drive high reliability into systems.
  • Build proprietary tools to mitigate weaknesses in incident management or software delivery.
  • Implement SRE best practices to increase system reliability and performance.
  • Automate processes for improved collaborative response and prepare teams for incidents.
  • Maintain error budgets, meet SLOs, and support uptime and availability of critical platform components.
  • Automate technology stacks to improve operating costs while responding to traffic spikes.

 

Required Skills and Experience:

  • Bachelor's Degree in Computer Science, Information Science, Engineering, or a related field.
  • 10 years of experience in code management, deployment processes, procedures, and tools in a DevOps or SRE role.
  • Experience with monitoring tools (preferred: Dynatrace, Splunk, Datadog, Grafana, and New Relic).
  • Proficiency in state-of-the-art observability trends, tools, products, and technologies.
  • Ability to identify organization-wide gaps in the SRE practice and implement solutions that contribute to organizational transformation.
  • Experience driving cross-organization adoption of new technologies or initiatives.
  • Ability to influence senior management in selecting the right strategy, processes, and structures to transform the organization into a modern SRE team.
  • Proactive in identifying performance bottlenecks, anomalous system behavior, and addressing root causes of service issues.
  • Passionate about technology with a strong sense of curiosity and a desire to improve processes, automate everything, and continuously learn.
  • Successful experience supporting a cloud production environment (strong preference for Azure).
  • Competency in one or more programming languages for automation (Python strongly preferred).
  • Knowledge of cloud deployment tools and methodologies (ideally Ansible, but Terraform, Azure DevOps, etc. are also considered).
  • Deep understanding of Kubernetes and Docker architecture and associated tools.
  • Experience with at least one configuration management solution (e.g., Chef, Ansible, AWS CodeDeploy).
  • Proficiency with repository and pipeline-related tools (e.g., GitLab, Jenkins, Bamboo, Travis, CircleCI).
  • Experience with implementing and using various application and infrastructure monitoring tools.
  • Strong troubleshooting skills.
  • Ability to take ownership and deliver solutions autonomously.

 

 

HAVE A NICE DAY!

Yousuf M

Technical Recruiter.

Momento USA | Exceeding Customer Expectations…

440 Benigno Blvd, Unit #A 2nd Floor. Bellmawr, NJ 08031

Interstate Business Park

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Note: Momento USA is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

Hourly Wage Estimation for Lead Site Reliability Engineer | St Louis, MO in St. Louis, MO
$71.00 to $83.00
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