Job Description The Mainframe Support resource will serve as a Level 3 Application Support Subject Matter Expert within the Global Information Security organization at a major financial institution. This hands-on role involves triaging and resolving high-priority production issues (P1P3), supporting application deployments, and providing after-hours and on-call support. The candidate will manage backend service operations for a high-volume environment that supports real-time authorizations and transactions for over 60 million customers, including debit card payments, Zelle, and account balance inquiries. Responsibilities include identifying root causes in code or databases, performing break-fix activities, generating ad hoc data reports, maintaining process documentation, and recommending system enhancements. The role also requires cross-functional collaboration, ensuring proper monitoring and controls, and continuously seeking opportunities to improve operational efficiency. This position is on-site three days per week in Plano, TX. We are a company committed to creating inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity employer that believes everyone matters. Qualified candidates will receive consideration for employment opportunities without regard to race, religion, sex, age, marital status, national origin, sexual orientation, citizenship status, disability, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to Human Resources Request Form (https://airtable.com/app21VjYyxLDIX0ez/shrOg4IQS1J6dRiMo) . The EEOC "Know Your Rights" Poster is available here (https://www.eeoc.gov/sites/default/files/2023-06/22-088\_EEOC\_KnowYourRights6.12ScreenRdr.pdf) . To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/ . Skills and Requirements 5+ years of developing/supporting Mainframe based applications.  5+ Years of developing batch using Job Control Language (JCL).  5+ Years of analyzing/developing COBOL programs.  5+ Years of experience with tools such as CA7 (some exposure), NDM/FTP, File Manager. - 5+ Years of experience with VSAM, DB2 and CICS. - Financial institution background null We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal employment opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment without regard to race, color, ethnicity, religion,sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military oruniformed service member status, or any other status or characteristic protected by applicable laws, regulations, andordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to HR@insightglobal.com.