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Atos

Application Developer

Atos

. Provide L1/L2 production support for Mainframe applications .

Posted 10/6/2026full-timePhoenix • Arizona • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in Mainframe Production Support, with strong capabilities in COBOL, JCL, DB2, CICS, and VSAM. Proven ability to manage incidents, perform root cause analysis, and drive process improvements while mentoring junior team members.

Highest-signal resume keywords
Mainframe Production SupportCOBOLJCLDB2ITIL Processes

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
COBOLJCLDB2CICSVSAMRoot Cause AnalysisIncident ManagementChange ManagementRelease ManagementBatch Job Monitoring
Soft Skills
Stakeholder CommunicationMentoringTechnical Guidance
Tools & Technologies
Scheduling ToolsKnowledge Management Artifacts
Industry Keywords
SLA-Driven SupportService Management Best PracticesProduction DeploymentsEmergency FixesOperational Efficiency

About the role

Key responsibilities & impact
  • 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 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 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

Requirements

What you’ll need
  • Minimum 5+ years of experience in Mainframe development and Production Support projects
  • Strong hands-on experience in COBOL, JCL, DB2, CICS, and VSAM
  • Experience with SLA-driven support environments
  • Knowledge of ITIL processes and Service Management best practices
  • Experience in customer-facing roles and stakeholder communications
  • Participation in on-call and weekend support rotations as required

Benefits

Comp & perks
  • Diversity and inclusion embedded in the company’s DNA
  • Commitment to a fair work environment
  • ESG and CSR commitment