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BizOps Engineer II (Mainframe & Cobol Support)

Mastercard

O'Fallon, MO
Full Time
Mid Level
75k-125k
7 days ago

Job Description

About the Role

The role of BizOps Engineer II (Mainframe & Cobol Support) at Mastercard involves supporting mainframe clearing applications, leading DevOps automation efforts, and ensuring operational readiness of the platform. The position requires close collaboration with development, operations, and product teams to improve system reliability, automate processes, and support the full lifecycle of services in a fast-paced, global environment. Mastercard is committed to building a sustainable economy through innovative digital payment solutions and values diversity, inclusion, and security in its workplace.

Key Responsibilities

  • Support mainframe clearing applications and engage in the entire lifecycle of services—from inception and design, through deployment, operation, and refinement.
  • Analyze ITSM activities of the platform and provide feedback to development teams on operational gaps or resiliency concerns.
  • Support services before they go live through activities such as system design consulting, capacity planning, and launch reviews.
  • Maintain services once they are live by measuring and monitoring availability, latency, and overall system health.
  • Scale systems sustainably through automation and push for system improvements that enhance reliability and velocity.
  • Support the application CI/CD pipeline for promoting software into higher environments through validation and operational gating.
  • Lead Mastercard in DevOps automation and best practices.
  • Practice sustainable incident response and conduct blameless postmortems.
  • Connect the dots during production events across the technology stack to optimize mean time to recover.
  • Work with a global team across multiple geographies and time zones.

Requirements

  • Experience with Mainframe applications.
  • Experience in COBOL, DB2, Linux (preferred).
  • BS degree in Computer Science or related technical field involving coding, or equivalent practical experience.
  • Experience with algorithms, data structures, scripting, pipeline management, and software design.
  • Strong problem-solving skills, communication skills, and a sense of ownership.
  • Ability to debug, optimize code, and automate routine tasks.
  • Experience in dealing with difficult situations and making decisions with urgency.
  • Interest in designing, analyzing, and troubleshooting large-scale distributed systems.
  • Experience working across development, operations, and product teams to prioritize needs and build relationships.

Nice to Have

  • Linux experience.
  • Experience with system automation and DevOps practices.

Qualifications

  • BS degree in Computer Science or related technical field involving coding, or equivalent practical experience.

Benefits & Perks

  • Competitive base salary based on location, experience, and qualifications.
  • Potential for annual bonus or commissions.
  • Insurance coverage including medical, prescription drug, dental, vision, disability, and life insurance.
  • Flexible spending and health savings accounts.
  • Paid leaves including 16 weeks new parent leave, up to 20 paid days bereavement leave, 10 paid sick days, and 10+ paid vacation days.
  • 5 personal days and 10 observed holidays.
  • 401k with company match, deferred compensation for eligible roles.
  • Fitness reimbursement or on-site fitness facilities.
  • Eligibility for tuition reimbursement.
  • Gender-inclusive benefits and more.

Working at Mastercard

Mastercard is a merit-based, inclusive, and equal opportunity employer that values diversity across gender, race, ethnicity, disability, veteran status, and other characteristics. The company emphasizes security, collaboration, innovation, and a proactive approach to operational excellence, fostering a work environment that encourages pushing boundaries and continuous improvement.

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Job Details

Posted AtJul 17, 2025
Job CategoryDevOps
Salary75k-125k
Job TypeFull Time
ExperienceMid Level

Job Skills

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About Mastercard

Website

mastercard.us

Location

O'Fallon, MO

Industry

Financial Transactions Processing, Reserve, and Clearinghouse Activities

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