Mainframe System Programmer - Hardware Config

About Us (Ensono)

Ensono is an expert technology adviser and managed service provider. As a relentless ally, we accelerate clients’ digital transformation to achieve business outcomes that stand to last. Our dedicated team helps organizations optimize today’s systems across any hybrid environment with services such as consulting, mainframe and application modernization, public cloud migration and cloud-native development. With certified experts in AWS, Azure and Google Cloud and recognized as Microsoft Datacenter Transformation Partner of the Year, Ensono has over 3500+ associates globally and is headquartered in greater Chicago.

We care about your success, offering comprehensive strategic and managed services for mission-critical applications. Our Advisory and Consulting services can help upfront with an application strategy or find the right places for your applications – whether it’s public, multi or hybrid cloud, or mainframe. And because we span across all mission-critical platforms, we can meet you wherever you are in your digital transformation journey, with 24/7 support when you need it. We are your relentless ally, flexing with you when challenges emerge so you don’t feel stuck in place. With cross-platform certifications and decades of experience, our technology experts have become an extension of your team so you’re continuously innovating – doing more with less while remaining secure. And that’s just the beginning.

Responsibilities

• Perform new CEC setup activities
• HMC controls, POR/IML, STP procedures
• Perform CEC upgrades/migration
• New LPAR definition and workload migration from one CEC to another
• IO Config changes for storage server refresh
• Participation in Project Planning meetings as technical expert for configuration issues
• Envision multiple alternative solutions and negotiate best possible choices.
• Work together with Performance & Capacity Management teams to ensure adequate resources are installed, allocated and available.
• Knowledge of all installs/deinstalls of all CPU/Network/I/O devices in the Mainframe environment
• Provide recommendations to customers regarding backup and recovery considerations
• Provide recommendations to customers regarding redundancy and high availability configuration

Technical Skills

• Ability to conceptualize, design, plan and build very complex logical and physical I/O configurations including sites involving GDPS
• Ability to use HCD dialog panels and Input Output Definition File (IODF) for creating and using I/O Definitions
• Participation in Problem determination, diagnostics and help other teams in resolving a problem involving the Z hardware
• Participation in DR exercise planning and execution
• Pre-stage all I/O gens, Performs dynamic gens as needed
• Mainframe attached Ficon director ownership
• Maintain knowledge of product capabilities, future possibilities and determine gaps between current state and desired state and develop plans to achieve