Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Site Reliability Engineering Intern

$52k - $62.4k
Internship

Mastercard

Salary: $52,000 - 62,400 per year Requirements:

  • We are seeking candidates who are currently enrolled in a bachelors degree program, with an expected graduation between December 2027 and June 2028.
  • We are looking for experience gained through coursework, projects, or internships in programming or scripting languages such as Python, Go, Bash, or similar, along with Linux/Unix systems and core networking concepts.
  • We value familiarity with cloud platforms such as AWS, Azure, or GCP, as well as DevOps practices, CI/CD pipelines, containers, and automation tools, whether learned academically or through hands-on work.
  • We are looking for an understanding of system monitoring, observability, application reliability, troubleshooting, and performance optimization principles.
  • We prefer exposure to tools such as Splunk, Dynatrace, Jenkins, Bitbucket, PCF, or similar technologies through coursework, projects, internships, or self-directed learning.
  • We want strong analytical and problem-solving skills, plus a willingness to learn new technologies and collaborate effectively with a team.
  • We require candidates to be eligible to work in the United States now and in the future without employer sponsorship; this role is not eligible for work authorization sponsorship.
Responsibilities:
  • We will rely on this intern to support production readiness for our products as part of our Business Operations Site Reliability Engineering team.
  • We expect the intern to help ensure our platform remains stable, healthy, and resilient.
  • We will involve the intern in operational design, automation, capacity planning, and monitoring activities that support fault-tolerant and scalable products.
  • We will have the intern contribute to the creation and enforcement of operations standards while helping foster an agile, learning-focused culture.
  • We expect the intern to assist with daily operations, including triage, root cause analysis, and blameless post-mortems with attention to business impact.
  • We will have the intern engage early in the development lifecycle to support proactive production and change management.
  • We will involve the intern in risk management and compliance-related activities across our environments.
  • We expect the intern to provide continuous feedback that helps align product and customer priorities with operational needs.
Technologies:
  • AWS
  • Azure
  • Bash
  • BitBucket
  • CI/CD
  • Cloud
  • DevOps
  • Dynatrace
  • GCP
  • Support
  • Jenkins
  • Linux
  • Network
  • Python
  • Splunk
  • Unix
  • Security

More:

We power economies and help people in 200 countries and territories worldwide. Through our internship program, we offer meaningful projects that support business priorities while helping you build skills, grow your network, and make an impact. Our Site Reliability Engineering internship is based in St. Louis, Missouri, and sits within our Business Operations team, where we focus on production readiness, reliability, automation, resilience, and operational excellence. As an intern, youll benefit from mentorship and coaching, networking with leaders and peers, professional development, exposure to innovative technologies and global business challenges, and volunteer, community engagement, and team-building activities. Many of our interns go on to full-time roles, early career programs, or future internships with us. We also offer competitive compensation and a broader package of benefits for eligible employees and interns.

last updated 37 week of 2026

Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Site Reliability Engineering Intern in O Fallon, MO vacancy
  • $25 - $30 per hour

     ...services that help people, businesses and governments realize their greatest potential. Title and Summary Site Reliability Engineering Intern, Summer 2027 – St. Louis, MO, US Why join Mastercard's internship program? Mastercard's internship program offers... 
    Internship
    Full time
    Part time
    Summer work
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  • As a Site Reliability Engineering Intern at Mastercard, you will support the design, monitoring, and operation of large-scale, cloud-based systems that power secure, global payments. Working alongside experienced SREs and software engineers, you’ll help maintain production... 
    Internship

    Mastercard

    O Fallon, MO
    2 days ago
  •  ...School Social Work Practicum Placement (2026-2027 School Year Internship)Multiple Positions AvailableMental Health Professional Interns must be enrolled in programs affiliated with Washington University, UMSL, St. Louis University, or Lindenwood or Maryville Master's Level... 
    Internship
    Placement year
    3 days per week

    Fort Zumwalt R-II School District

    O Fallon, MO
    3 days ago
  • $76k - $127k

     ...realize their greatest potential. Title and Summary Site Reliability Engineer II The BizOps team at Mastercard is looking for a...  ...functions. Acting as a key communication bridge between internal and external stakeholders. Aligning product and... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours
    Early shift

    Mastercard

    O Fallon, MO
    2 days ago
  • $96k - $163k

     ...their greatest potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work...  ...reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  • $96k - $163k

     ...their greatest potential. Title and Summary Senior Site Reliability Engineer, Performance Engineering Senior Site Reliability...  ...design for scale. • Experience with Java Virtual Machine internals and garbage collection tuning. • Experience with one or... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  • $122k - $207k

     ...greatest potential. Title and Summary Manager, Site Reliability Engineering Who is Mastercard? At Mastercard technology, we work...  ...tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time;... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  • $122k - $207k

     ...their greatest potential. Title and Summary Lead Site Reliability Engineer-2 Overview: Who is Mastercard?At Mastercard technology...  ...reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  •  ...Lead Site Reliability Engineer Our client, a Credit Card Company, is looking for a Lead Site Reliability Engineer for their Fallon, MO location. Responsibilities: This job is a developing subject matter expert in the Site Reliability Engineering area, influencing... 

    ICONMA

    O Fallon, MO
    1 day ago
  • Mastercard seeks a Senior Site Reliability Engineer in Financial Services within the IT & Data Management team. You’ll design, build, and optimize resilient, secure, and scalable platforms that power global payments. Partner with software and data teams to improve reliability... 

    Mastercard

    O Fallon, MO
    2 days ago
  • Mastercard is seeking a Site Reliability Engineer II to enhance the reliability, scalability, and performance of critical IT systems. In this role, you will design and implement robust monitoring, automation, and incident response processes to support innovative, user‑focused... 

    Mastercard

    O Fallon, MO
    2 days ago
  • $71k - $111k

     ...with networking concepts, protocols, security, and system reliability. We expect experience designing, deploying, and...  ...management. Responsibilities: We work independently on site reliability engineering tasks and smaller initiatives, applying practical expertise... 
    Full time
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  • $96k - $163k

     ...through automation and advocate for system changes that enhance reliability and speed. Facilitate the application CI/CD pipeline by...  ...solutions. We are currently searching for a Senior Site Reliability Engineer to join our Foundry BizOps team. This role is pivotal in refining... 
    Full time

    Mastercard

    O Fallon, MO
    2 days ago
  • Mastercard is seeking a Senior Site Reliability Engineer to enhance reliability, scalability, and performance of our critical IT & Data Management platforms. You will design resilient architectures, automate deployments, and champion observability to ensure always-on services... 

    Mastercard

    O Fallon, MO
    2 days ago
  • As a Senior Site Reliability Engineer at Mastercard, you’ll drive the performance, reliability, and scalability of mission-critical, cloud-native payment platforms. You will design and implement robust monitoring, alerting, and observability solutions, automate infrastructure... 

    Mastercard

    O Fallon, MO
    2 days ago
  • $122k - $207k

     ...production. We design resilient infrastructure and strengthen site reliability practices. We investigate incidents, perform root cause...  ...to protect customer experience. We mentor junior engineers and provide technical guidance across the team. We uphold... 
    Full time

    Mastercard

    O Fallon, MO
    2 days ago
  • Mastercard seeks a Manager, Site Reliability Engineering to lead a team ensuring secure, scalable, and highly available platforms. You will design and implement SRE best practices, build automation for deployment and operations, and drive observability across complex cloud... 

    Mastercard

    O Fallon, MO
    2 days ago
  • Mastercard is seeking a Lead Site Reliability Engineer to drive reliability, scalability, and security for mission-critical financial services platforms. You will design and optimize cloud-native, highly available systems, implement SRE best practices, and lead incident... 

    Mastercard

    O Fallon, MO
    2 days ago
  • $112k - $187k

     ...methodologies. ~### Responsibilities: ~ Ensure the stability and health of our platform as a Business Operations Site Reliability Engineer (SRE). ~ Support developers in producing resilient products by encouraging ownership and breaking down operational barriers... 
    Full time

    Mastercard

    O Fallon, MO
    2 days ago
  • Mastercard is seeking a Lead Site Reliability Engineer to drive the reliability, scalability, and performance of mission-critical financial services platforms. In this role, you will design and implement resilient cloud-native architectures, build and refine CI/CD pipelines... 

    Mastercard

    O Fallon, MO
    2 days ago
  • $122k - $207k

    Salary: $122,000 - 207,000 per year Requirements: We expect a bachelors degree in Computer Science or a related technical field involving coding, such as physics or mathematics, or equivalent practical experience. We look for coding or scripting exposure. We ...
    Full time
    Flexible hours

    Mastercard

    O Fallon, MO
    2 days ago
  • $60k - $135k

     ...Job Title: SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 9/12/26 Wipro...  ...customers on ad-hoc queries. Mandatory Skills: Site Reliability Engineering (SRE). Experience: 5-8 Years.... 
    Minimum wage
    Local area
    Shift work
    Weekend work
    Day shift
    Afternoon shift

    Wipro

    O Fallon, MO
    2 days ago
  •  ...Position: Kafka Messaging & SRE Engineer Location: O'Fallon, MO (locals preferred) Duration: Long-Term Contract...  ...production environments Apply SRE principles to improve reliability, availability, and performance Drive DevOps & automation... 
    Long term contract
    Local area
    Flexible hours

    Realtech Services

    O Fallon, MO
    2 days ago
  • $18 - $19.75 per hour

     ...their path to better health –from advising on prescriptions to helping manage chronic and specialty conditions. As a 3rd year pharmacy intern, you have a significant role in our company working as a part of the pharmacy team– delivering our purpose, modeling our values,... 
    Internship
    Part time
    Work at office
    Night shift

    CVS Health

    O Fallon, MO
    4 days ago
  •  ...motivated and dedicated Project Manager Intern to join our team. This position is an...  ...school, college, or university program in engineering, construction management, or a related...  ...interpersonal skills.Punctuality and reliability are essential.DurationTypically May–AugustCompensationCompetitive... 
    Internship
    Hourly pay
    Part time
    For subcontractor
    Work at office

    Emery Sapp & Sons

    O Fallon, MO
    3 days ago
  •  ...an accommodation or an alternative application process. Summer Intern 2027 Seasonal Admin Professionals Weldon Spring, MO, US As one...  ...better working relationships How we take care of our people: On-site, brand new fitness center including cardio, weights and a yoga... 
    Internship
    Full time
    Seasonal work
    Summer internship

    CSI Leasing Inc

    Weldon Spring, MO
    3 days ago
  • $92k - $147k

     ...Title and Summary Software Engineer II Overview Who is...  ...an obsession over security, reliability, and performance to deliver solutions...  ...fitness reimbursement or on-site fitness facilities;...  ...more. Mastercard benefits for interns generally include: 56 hours of... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    3 days ago
  •  ...information systems, information technology, computer science, engineering, or equivalent work experience. More than 7 years of...  ...ability to interact across multiple organizational levels and with internal and external customer groups. Strong analytical and problem... 
    Work experience placement

    Saxon Global

    O Fallon, MO
    2 days ago
  • Excellent communication skills with the ability to communicate with all levels of management Ability to build rapport and relationships Someone understanding the concept of operations first, focusing on usability, operability of applications from the get go...

    Saxon Global

    O Fallon, MO
    2 days ago
  • $140k - $231k

     ...Lead Software Engineer (C/C++)Mastercard powers economies and empowers...  ..., performance, security, reliability, and engineering excellence....  ...fitness reimbursement or on-site fitness facilities; eligibility...  ...more. Mastercard benefits for interns generally include: 56 hours of... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Site Reliability Engineering Intern. Be the first to apply!