Mainframe Developer

VOLTO Consulting; Plano (TX); On-site; USD 110,000 - 160,000; Full time

Job summary

VOLTO Consulting in Plano, TX seeks a Senior Mainframe .NET Developer to maintain, modernize, and integrate enterprise applications.

You will work with COBOL, DB2, CICS, JCL, VSAM and .NET technologies, leading design, development, and production support in a DevOps environment.

Candidates should have at least seven years of experience and be able to collaborate with cross-functional teams on modernization initiatives.

Qualifications

• Minimum 7 years of experience in Mainframe and .NET development.
• Expertise with COBOL, DB2, CICS, JCL, VSAM, IMS in enterprise environments.
• Experience in Mainframe modernization programs and knowledge of Micro Focus COBOL or IBM z/OS Connect.
• Understanding of DevOps, CI/CD, and Git workflows.

Responsibilities

• Analyze, design, develop, test, and support Mainframe applications.
• Develop and maintain COBOL, DB2, CICS, JCL, VSAM, and IMS based solutions.
• Perform production support, incident resolution, and root cause analysis.
• Create and optimize DB2 queries, stored procedures, and database performance.
• Design interfaces between Mainframe and .NET applications.
• Participate in modernization and migration initiatives.
• Collaborate with business analysts, architects, and cross-functional teams.
• Conduct code reviews and ensure development standards.
• Prepare technical specs, design docs, and operational procedures.
• Support regulatory, compliance, and audit requirements.

Skills

Senior Mainframe Developer

COBOL

DB2

CICS

JCL

VSAM

IMS

C#

ASP.NET

Web API

SQL Server

Tools

JIRA

Jenkins

GitHub

Job description

Plano, TX

Fulltime - Need independent VISA holders only

Job Description

Must Have Technical/Functional Skills

Primary Skill: Senior Mainframe,.NET Developer

Secondary: JIRA, Jenkins, Github.

Experience: Minimum 7 years

Roles & Responsibilities

We are seeking a highly skilled Mainframe Developer with strong expertise in COBOL, DB2, CICS, JCL, VSAM, and working knowledge of .NET technologies. The ideal candidate will be responsible for maintaining, enhancing, and modernizing critical enterprise applications while supporting integration between Mainframe and distributed .NET platforms.

Experience in Mainframe modernization programs, Knowledge of Micro Focus COBOL or IBM z/OS Connect.

understanding of DevOps, CI/CD, and Git.

Key Responsibilities

• Analyze, design, develop, test, and support Mainframe applications.
• Develop and maintain applications using COBOL, DB2, CICS, JCL, VSAM, and IMS.
• Perform production support, incident resolution, and root cause analysis.
• Create and optimize DB2 queries, stored procedures, and database performance.
• Design and implement interfaces between Mainframe and .NET applications.
• Participate in application modernization and migration initiatives.
• Collaborate with business analysts, architects, and cross-functional teams.
• Conduct code reviews and ensure adherence to development standards.
• Prepare technical specifications, design documents, and operational procedures.
• Support regulatory, compliance, and audit requirements in enterprise environments.

Required Skills

Mainframe Technologies COBOL/ DB2 / CICS /JCL /VSAM / IBM Utilities

• NET Technologies : C# /ASP.NET, .NET Framework / Web API Services / SQL Server