z/OS Mainframe Systems Engineer — Performance & Security

Atos; México; Presencial; MXN 900 000 - 1 500 000; Tempo integral

Resumo da oferta

Atos is seeking a Mainframe System Programmer to support the installation, maintenance, and administration of the z/OS operating system. The role emphasizes system reliability, security, and continuous improvement in a global, collaborative environment.

You will install, upgrade, and administer z/OS, perform SMP/E activities, manage LPARs, and handle ISV products like CA1, CA7, CA11, Syncsort, and File-Aid. Strong English communication is required.

Qualificações

• Proven experience in installation, maintenance, problem diagnosis, and administration of z/OS
• Strong working knowledge of SMP/E
• Proficiency in JCL, ISPF, REXX, CLIST, and SMP/E
• Experience with mainframe products including security, performance, storage, and scheduling tools

Responsabilidades

• Install, upgrade, and administer the z/OS operating system and RSU maintenance
• Perform system changes per Atos security standards and controls
• Provide IPL support and resolve JES2/JES3 issues
• Maintain TSO/ISPF environments and utilities (CLIST, REXX, PROC)
• Perform MVS tuning and manage PARMLIB
• Create and manage LPARs
• Run SMP/E activities (Receive, Apply, USERMOD) and exit management
• Install and upgrade ISV products like CA1/CA7/CA11, Syncsort, File-Aid, Abend-Aid, Mainview, System Automation, ASG, BMC products
• Support testing, implementation, and deployment of upgrades and new systems
• Collaborate with teams and clients to drive service improvement
• Participate in on-call rotation as required

Conhecimentos

z/OS installation & maintenance

SMP/E

JCL

ISPF

REXX

CLIST

English proficiency

Formação académica

Bachelor’s degree in Computer Science or related field

Ferramentas

CA1

CA7

CA11

Syncsort

File-Aid

Abend-Aid

Mainview

System Automation

ASG

BMC products

Descrição da oferta de emprego

Atos is seeking a Mainframe System Programmer to support the installation, maintenance, and administration of the z/OS operating system. The role emphasizes system reliability, security, and continuous improvement in a global, collaborative environment.

You will install, upgrade, and administer z/OS, perform SMP/E activities, manage LPARs, and handle ISV products like CA1, CA7, CA11, Syncsort, and File-Aid. Strong English communication is required.