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Mastercard

Processes payments across a global network

Lead Site Reliability Engineer - Big Data

Site Reliability EngineeringPosted on Nov 12
Full-timeO'Fallon, MO, USAIn-person

About the Job

Requirements

  • A BS degree in Computer Science or a related technical field involving coding, such as Physics or Mathematics, or equivalent practical experience.
  • Experience with algorithms, data structures, scripting, pipeline management, and software design.
  • A systematic problem-solving approach, strong communication skills, ownership, and drive.
  • Ability to debug and optimize code and automate routine tasks.
  • Experience handling difficult stakeholder situations and making decisions with urgency.
  • Experience working across development, operations, and product teams to prioritize needs and build relationships.
  • Responsibility for information security, including following security policies, protecting confidentiality and integrity, reporting suspected violations or breaches, and completing mandatory security training.

Responsibilities

  • Engage in and improve the full lifecycle of services, from inception and design through deployment, operation, and refinement.
  • Analyze IT service management activities on the platform and provide feedback to development teams about operational gaps or resiliency concerns.
  • Support services before launch through system design consulting, capacity planning, and launch reviews.
  • Maintain live services by measuring and monitoring availability, latency, and overall system health.
  • Scale systems sustainably through automation and improve reliability and velocity by implementing changes.
  • Support the application continuous integration and continuous delivery pipeline by validating and operationally gating software promoted to higher environments, and lead DevOps automation and best practices.
  • Practice sustainable incident response and conduct blameless post-mortems.
  • Connect information across the platform's technology stack during production events to optimize mean time to recover.
  • Work with a global team across technology hubs and time zones.
  • Share knowledge and mentor junior resources.
  • Partner with developers to design, build, implement, and support technology services.
  • Ensure system availability, capacity, performance, monitoring, self-healing, and deployment automation are implemented throughout delivery.
  • Triage operational issues, identify root causes, proactively manage production and change activities, and maximize customer experience and application value.
  • Manage risk by supporting compliance and risk mitigation across environments.
  • Streamline and standardize application support activities and centralize points of interaction with internal and external partners.

Desired Qualifications

  • Experience with one or more of C, C++, Java, Python, Go, Perl, or Ruby.
  • Experience with industry-standard continuous integration and continuous delivery tools such as Git or BitBucket, Jenkins, Maven, Artifactory, and Chef.
  • Experience designing and implementing an efficient continuous integration and continuous delivery flow that moves code from development to production with high quality and minimal manual effort.

About the Company

Mastercard

Processes payments across a global network

Mastercard operates a global payment network connecting financial institutions, merchants, businesses and consumers. It authorizes, clears and settles transactions between participating institutions, while banks issue Mastercard-branded cards and extend credit to their customers. Its services also include fraud detection, identity verification, payment tokenization, data analysis and consulting for organizations managing commerce and financial operations. The company earns network fees linked to payment volumes and processed transactions, along with fees for its services and solutions. Founded by a group of banks in 1966, Mastercard is headquartered in Purchase, within Harrison, New York.

Company size
10,001+
Company stage
IPO
Headquarters
Town of Harrison, New York
Founded
1966

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