Senior Site Reliability Engineer – Cloud & AI Platforms
Cognizant· enterprise· IT Services· Oct 25, 2026 · 1d ago
Earth City, Missouri, United States
Hybrid
Full-time
Senior
$121K–$180K
18+ years exp
Job description
About the role
As a Senior Site Reliability Engineer – Cloud & AI Platforms, you will make an impact by improving the reliability, scalability, resilience, and performance of enterprise AI and Sitecore platforms hosted on VMware Cloud on AWS. You will collaborate with AI developers, Sitecore engineers, cloud operations teams, and other stakeholders to deliver secure, stable, and highly available solutions supporting digital experiences and healthcare services.
In this role, you will:
• Design and implement highly reliable and scalable platform architectures on VMware Cloud on AWS , supporting mission-critical Sitecore applications and AI workloads .
• Optimize Core Java services, Sitecore integrations, and cloud infrastructure to improve application performance, availability, and operational stability.
• Develop and enhance CI/CD pipelines for Sitecore and related services, incorporating automated testing, security controls, and controlled deployments across environments.
• Establish site reliability engineering practices, including monitoring, observability, incident response, root-cause analysis, capacity planning, service-level objectives, and automated recovery.
• Partner with AI, Sitecore, and cloud engineering teams to resolve production issues, implement sustainable fixes, and identify modernization opportunities that improve platform reliability and healthcare service outcomes.
Work model
We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 2 days a week in a client or Cognizant office in Earth City, Missouri. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What you need to have to be considered
• 18–22 years of overall technology experience, with extensive experience designing, building, or supporting highly available enterprise platforms.
• Strong experience with VMware Cloud on AWS , including configuration, migration, optimization, and support of critical enterprise workloads.
• Advanced Core Java experience , including application performance optimization, service reliability, and maintainable application design.
• Strong experience developing and managing CI/CD pipelines , particularly for Sitecore or related enterprise applications.
• Practical experience with site reliability and production engineering , including monitoring , observability , resilience , fault tolerance, incident management, root-cause analysis, and automated recovery.
• Experience supporting Sitecore applications and enterprise-scale digital platforms.
• Knowledge of AI platform reliability and production AI workloads.
These will help you stand out
• Understanding of Medicare and Medicaid claims processing or broader healthcare payer/claims environments.
• VMware Certified Professional certification.
• AWS Certified Solutions Architect or recognized Java/DevOps/CI/CD certification.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
Benefits
• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
Applicants for US based positions must be currently authorized to work for any employer in the United States. The company is unable to provide employment-based immigration sponsorship for US based positions.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com for roles based in the Americas or CareersIndia2@cognizant.com for roles based in India.
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
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Keywords to mirror
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Benefits
Benefits detected in the listing.
Dental
Vision
401(K)
Paid Time Off
Parental Leave