Mainframe Systems Engineer III

This role is part of a team that supports mainframe infrastructure in a Parallel Sysplex environment. The candidate must be a team player, able to complete work on time in a complex and ever-changing setting, and take direction from leaders and managers. Mentoring skills and experience are desired.

About the role

This position fills an experienced mainframe systems engineer role, responsible for infrastructure tool and service designs within technical domains in accordance with architectural governance, standards, and policies. Key responsibilities include facilitating deployment of tools and services, leading solution development, maintaining templates, playbooks, and automation, and promoting exceptional design, engineering, and organizational practices.

The role involves providing 24x7 on-call support within a team rotation, problem determination and resolution for z/OS and z/VM network connectivity, encryption, and transmission issues. The candidate will work with other technical staff to ensure high availability, secure connectivity, and compatibility between systems, as well as write and maintain system documentation.

Responsibilities

• Advanced or expert level SMP/E experience
• Debugging and tuning of mainframe systems
• Creation of detailed documentation of procedures and practices
• Change control in a regulated environment
• Develop, document, and deliver pre- and post-implementation impacts of zSeries hardware and software
• Recognize areas of improvement to eliminate recurring issues and reduce mean time to recovery
• Provide technical direction and education to programmers, analysts, and technical support associates
• Translate application and business requirements into technical definitions, reference models, blueprints, and playbooks
• Contribute to the creation and selection of functional and non-functional product evaluation requirements
• Review and develop software solutions to address manual and repeatable work or inefficient processes
• Guide the evaluation of reference models, blueprints, playbooks, and third-party products
• Mentor and assist infrastructure resources on service integration and validation methods
• Promote an inclusive and healthy working environment and resolve organizational impediments
• Provide problem determination and resolution for z/OS and z/VM network connectivity, encryption, and transmission issues
• Ensure high availability, secure connectivity, and compatibility between systems
• Write and maintain system documentation
• Match current technology with the needs of the company
• Strong TCP/IP and SNA/APPN problem-solving and protocol skills
• Support mainframe connectivity design considerations
• Packet trace execution and analysis
• z/OS Communication Server Policy-Based Networking and z/VM SSL Server configuration and support

Requirements

• 10-15 years in design, development, coordination, and implementation of Mainframe network engineering activities within z/OS and z/VM
• Strong knowledge of encryption technologies and certificate management
• Experience supporting z/OS session layer encryption technologies, including Network Configuration Assistant AT-TLS and IPsec policies
• In-depth working knowledge of TCP, UDP, ICMP communications, and routing protocols
• Knowledge of IBM zEnterprise server hardware
• Bachelor’s degree or equivalent work experience in mainframe engineering
• 5-10 years of solid experience in z/OS engineering

Preferred Qualifications

• Mainview installation, maintenance, and customization
• z/OS and zSeries hardware networking configuration
• Performance and capacity reporting with zPCA, SAS/MXG, or Intellimagic
• zOSMF product installation and deployment
• TCP/IP configuration and troubleshooting
• Storage management
• Performance management with WLM
• Reporting and planning with zPCA or SAS/MXG
• Independent Software Vendor installation and maintenance
• z/OS installation, customization, and maintenance
• Coupling Facility updates
• ChangeMan Administration
• Experience coordinating with application programmers and users to resolve problems
• Knowledge of banking industry business processes
• Good written and oral communication skills

Skills

• Adaptability
• Architecture
• Innovative Thinking
• Project Management
• Technical Strategy Development

Benefits

• Health insurance coverage
• Wellness program
• Life and disability insurance
• Retirement savings plan
• Paid leave programs
• Paid holidays and paid time off (PTO)
• Applicable incentive compensation plan

Pay

The compensation range for this position is $70,000.00 - $140,000.00 USD annually. Actual compensation will vary based on location, experience, and education.

Schedule

This is an exempt position, not eligible for overtime pay. The role involves a 24x7 on-call support rotation within a team. Specific work arrangements, including flexible work options combining in-office and remote work, will be provided by the hiring team.