Mainframe Developer with Production Support

MainframeMaster; Phoenix (AZ); On-site; USD 100,000 - 140,000; Full time

Job summary

Atos/Eviden in Phoenix, AZ seeks a seasoned Mainframe Developer with Production Support to join our production operations. You will support COBOL/JCL/DB2/CICS/VSAM applications, monitor batch jobs, and resolve abends to meet SLA timelines.

Expect to drive incident, problem, change, and release management while performing RCA for recurring issues, coordinating with onsite and cross-functional teams, and mentoring junior engineers.

Qualifications

• 5+ years in mainframe development and production support.
• Strong hands-on experience with COBOL, JCL, DB2, CICS, and VSAM.
• Experience with L1/L2 production support, incident and problem management.

Responsibilities

• Provide L1/L2 production support for mainframe applications.
• Monitor batch jobs and resolve abends and failures within SLA timelines.
• Handle incident, problem, change, and release management activities.

Skills

COBOL

JCL

DB2

CICS

VSAM

ITIL

Incident Management

Change Management

Release Management

Automation

Job description

# Mainframe Developer with Production SupportEviden (Atos)Full-timePhoenix, AZ, US0 viewsPosted November 3, 2026## Job DescriptionAtos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organizations worldwide retain control over their data and infrastructures, while meeting regulatory requirements.With more than 52,000 employees serving over 4,500 clients across 54 countries, Atos helps modernize core IT systems, accelerate cloud and data transformation, strengthen cybersecurity, and deliver secure digital workplace environments to support its clients, its employees and society. Atos also provides consulting and advisory services through its Atos Amplify brand.A trusted partner in operating complex and mission-critical environments, Atos supports organizations across highly regulated and sovereign contexts.About Atos GroupAtos Group is a global leader in digital transformation with c. 54,000 employees and annual revenue of c. €7.2 billion, operating in 54 countries under two brands - Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is listed on Euronext Paris.Position Title: Mainframe Developer with Production SupportLocation: PhoenixAZPosition Type: Full Time- Minimum 5+ years of experience in Mainframe development and Production Support projects.- Strong hands-on experience in **COBOL**, **JCL**, **DB2**, **CICS**, **VSAM**.- Provide L1/L2 production support for Mainframe applications.- Monitor batch jobs and resolve job abends, failures, and application issues within SLA timelines.- Handle Incident, Problem, Change, and Release Management activities.- Perform detailed Root Cause Analysis (RCA) for recurring production issues.- Troubleshoot and resolve issues involving **COBOL**, **JCL**, **DB2**, **VSAM**, **CICS**, and scheduling tools.- Coordinate with business users, onsite teams, and cross-functional support teams for issue resolution.- Lead Major Incident Management (MIM) and bridge calls for critical production outages.- Execute emergency fixes, production deployments, and validation activities.- Drive automation initiatives and process improvements to improve operational efficiency.- Prepare technical documentation, support runbooks, and knowledge management artifacts.- Mentor junior team members and provide technical guidance.- Participate in on-call and weekend support rotations as required.- Experience with SLA-driven support environments.- Knowledge of **ITIL** processes and Service Management best practices.- Experience in customer-facing roles and stakeholder communications.