Senior Mainframe System Programmer - MF Network

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.

About Role

Provide premium Mainframe network system programming support and services to Ensono mainframe clients.

The successful candidate will perform mainframe network components and related OEM software products coupled with administration and tuning to support our customers’ mainframe network environments. The individual will need to work with vendor personnel to achieve timely solutions of mainframe network related problems.

Job Responsibilities

• Fulfill customer service requests for mainframe z/OS customers in a timely manner as they pertain to Mainframe Network and related products
• Follow procedures for installing Mainframe network and related ISV products efficiently and according to best practices and Ensono standards (for productivity/scalability purposes).
• Provide primary support for reported problems related to Mainframe network and related software products
• Provide key support for customer migration services (new customer transitions) as they pertain to Mainframe network and related OEM software products.
• Provide primary support for reported problems related to Mainframe Network
• Communicate to both customer and management the status of issues at intervals during resolution process.
• Maintain documentation of issue cause, action, and resolution in the designated problem tracking system.
• Assist the assigned project manager in the migration of newly acquired customers such that all technical hurdles are addressed in a timely manner and do not impede the expected progress of the transition nor the targeted migration date.
• In joint co-operation with the Disaster Recovery Services and other technical teams, successfully execute tasks associated with any given customer’s disaster recovery plans.
• Aid and assist other mainframe teams as required to support them and our clients.
• Adhere to a schedule that efficiently manages resources and allows timely implementations.
• Follow ITSM change control procedures

Technical Key Skills:

• Bachelor’s degree required and/or equivalent work experience.
• 8+ years of professional experience in Mainframe network programming support, working with network components and Mainframe network related software products
• Must possess thorough understanding of mainframe operating system principles and subsystem components.
• Experience in installation/upgrade/customization of Mainframe Network related ISV software products
• SMPE Knowledge and experience
• Definition, Maintenance and Modification of existing Mainframe Network Products
• Manage & Support Transmission Products - FTPs (SSL), sFTP (SSH), & Connect:Direct Secure (NDM)
• Manage & Support Session Manager applications - TPX, Supersession
• Develop Mainframe Network Toolkits with the help of NetMaster, NetView, Rexx & CLISTs
• Maintain Mainframe Network Components: TCP/IP including DVIPA & DDVIPA configurations, IPSEC, IPFILTER, Intrusion Detection Services (IDS), Enterprise Extender (EE), SNA, VTAM, APPN, OSA connectivity interface to the Core
• Provide logical connectivity between applications and mainframe subsystems
• Support TCP/IP encryption methods (IPSEC, AT-TLS, and TLS) and monitoring of protocols and cyphers aligned to company policies
• Experience using various network monitoring software (Omegamon, Mainview, Mainframe Tracing, Sniffers) in problem determination, particularly for performance/response problems.
• Ability to develop innovation, strategies, processes, and best practices in software management
• Support planned (disaster recovery) and unplanned (emergency) database recovery activities
• Knowledgeable in best practices of software management, maintenance, and documentation
• Experience with establishing policies and procedures pertaining to database management, DR, security, maintenance, and utilization
• Ability to evaluate change requests and determine impact to assigned clients and troubleshooting and solving production database issues.