Mainframe Developer

Salary: $124,800 - 135,200 per year Requirements:

• Bachelors degree in computer science or a related field.
• 5+ years of experience supporting mainframe applications.
• Proficiency in COBOL, JCL, DB2, VSAM, and SAS, with an understanding of batch processing.
• Strong problem-solving and analytical abilities, along with effective communication and documentation skills.
• Financial services industry experience.
• Familiarity with GitLab, CI/CD, or other source control tools, and exposure to mainframe DevOps practices.
• Knowledge of REXX and Assembler.
• Experience with mainframe file structures such as PDS/E, sequential files, and GDGs; familiarity with Control-M and utilities such as InSync, IBM utilities, SyncSort, compares, SDSF, and DumpMaster is desirable.
• AFP coding is desirable; CList coding or understanding is a plus.
• Knowledge of IBM CMOD architecture, Object Server and Library Server administration, indexing and document retrieval, and CMOD migration and upgrade procedures.
• Linux/Unix administration experience and familiarity with SQL and relational databases, including DB2, Oracle, or SQL Server.

• Develop, enhance, and maintain mainframe applications using COBOL, JCL, DB2, SAS, and VSAM.
• Participate in mainframe DevOps initiatives involving GitLab, CI/CD, and automated testing.
• Administer and maintain IBM Content Manager OnDemand (CMOD) environments across development, testing, and production.
• Monitor platform health, performance, capacity, and availability, and carry out upgrades, patching, and configuration management.
• Manage CMOD object servers, library servers, cache storage, and archival processes.
• Provide L2/L3 support for production incidents and service requests, and participate in on-call rotations.
• Support integrations between CMOD and upstream and downstream applications, as well as CMOD databases.
• Support audit, compliance, and regulatory requirements, and ensure data retention policies are configured and enforced.
• Assist with disaster recovery testing and business continuity initiatives.

• AI
• CI/CD
• CLIST
• COBOL
• DevOps
• GitLab
• IBM
• Support
• JCL
• Linux
• Oracle
• SAS
• SQL
• Unix
• VSAM

More:

We are VLink, a global software engineering services provider founded in 2006, with more than 1,000 employees, a U.S. headquarters, offices across multiple countries, and plans for further expansion. We serve SMBs and large enterprises, including Fortune 250 companies. Our culture is grounded in trust, collaboration, and accountability, and we offer comprehensive benefits and opportunities for professional growth. We are Great Place to Work Certified and have been recognized among the Best Places to Work in Connecticut. This is a 12+ month contract role based in New York, NY, paying $60–$65 per hour on W-2. We are an equal opportunity employer and consider qualified applicants without regard to protected characteristics; employment is contingent on successfully completing a background check. We may use AI-powered tools to support application screening and evaluation based on objective, job-related qualifications, while our human recruitment team makes all final hiring decisions. We handle applicant information in accordance with our privacy policy.

last updated 42 week of 2026