Senior Mainframe Systems Programmer – IBM z/OS, CICS, MQ

🕒 Julho 1

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DNI (Delaware Nation Industries)

SiteLinkedInTodas as Vagas

201 - 500 funcionários

Fundada em 2015

💼 Consultoria

🏭 Manufatura

📦 Logística

Consulting • Manufacturing • Logistics

DNI (Delaware Nation Industries) é uma empresa 100% de propriedade de nativos americanos que oferece um conjunto abrangente de serviços, incluindo Tecnologia da Informação, Serviços de Construção, Serviços Profissionais e Serviços de Suporte ao Cliente. Atuando como contratantes principais reconhecidos federalmente, a missão da DNI é fornecer soluções inovadoras que melhoram a segurança nacional e apoiam o desenvolvimento econômico para a Nação Delaware. Com um forte compromisso com os valores essenciais e uma rede estabelecida em 34 estados, a DNI busca capacitar sua comunidade enquanto atende clientes federais e comerciais com foco em eficiência e confiabilidade.

Descrição

• Administer, install, configure, upgrade, and maintain IBM z/OS mainframe environments, including CICS Transaction Server, IBM MQ, and related software products • Perform software installations, migrations, upgrades, patching, and implementation activities across multiple mainframe environments • Troubleshoot and resolve system abends, outages, and performance issues using logs, traces, dumps, and monitoring tools • Manage IBM MQ environments, including queue managers, queues, channels, backup processing, and web services administration • Monitor and tune system and middleware performance to ensure availability, reliability, and operational efficiency • Support secure and compliant system operations in accordance with cybersecurity and enterprise security requirements • Develop and execute implementation plans, test plans, recovery plans, and back-out procedures for software and hardware changes • Coordinate change management, incident management, CAB activities, and cross-functional implementation efforts using approved operational processes and tools • Create and maintain technical documentation, standard operating procedures, implementation guides, root cause analysis reports, and status updates • Utilize SMP/E, JCL, TSO/ISPF, REXX, CLIST, COBOL, and related IBM utilities to support administration, automation, and system operations • Support backup, recovery, and disaster recovery planning, testing, and execution • Provide technical guidance, mentoring, training, and customer support to project teams, junior staff, and stakeholders • Collaborate with infrastructure, cybersecurity, application, and operations teams to ensure stable and secure mainframe services

🎯 Requisitos

• Active Top Secret Security Clearance • DoD IAT Level II certification required • Minimum of 8 years of experience in mainframe systems programming, administration, or support • Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related field, or equivalent combination of experience and training • Strong hands-on experience with IBM z/OS, CICS Transaction Server, and IBM MQ • Experience with software installation, upgrades, patching, maintenance, and migration activities in enterprise mainframe environments • Experience troubleshooting system abends, dumps, traces, and performance issues in production environments • Working knowledge of SMP/E, JCL, TSO/ISPF, REXX, CLIST, and related IBM mainframe utilities