Mainframe Systems Engineer III

About the Role

This position is for an experienced Mainframe Systems Engineer III, focusing on z/OS and z/VM environments within a Parallel Sysplex. The role involves infrastructure tool and service design, deployment facilitation, and mentoring team members. The candidate will contribute to technical domains, solution development, and process automation while ensuring compliance with architectural governance and standards.

Responsibilities

• Install, customize, and maintain z/OS and related systems in a Parallel Sysplex environment.
• Perform advanced SMP/E tasks, debugging, and tuning.
• Develop, document, and communicate pre- and post-implementation impacts of zSeries hardware and software changes.
• Identify areas for improvement to eliminate recurring issues and reduce mean time to recovery.
• Provide technical direction and education to programmers, analysts, and technical support associates.
• Participate in 24x7 on-call support within a team rotation.
• Facilitate deployment of tools and services by leading solution development and maintaining templates, playbooks, and automation.
• Translate application and business requirements into technical definitions, reference models, and blueprints.
• Review and develop software solutions to address manual or inefficient processes.
• Evaluate third-party products and guide their adoption within the firm.
• Mentor infrastructure resources on service integration and validation methods.
• Promote an inclusive and healthy working environment while resolving 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.
• Align current technology with company needs.
• Manage TCP/IP and SNA/APPN problem-solving, protocol analysis, and packet trace execution.
• Support z/OS session layer encryption technologies, including AT-TLS and IPsec policies.

Requirements

• 10-15 years of experience 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.
• In-depth working knowledge of TCP, UDP, ICMP communications, and routing protocols.
• Experience with z/OS Communication Server Policy-Based Networking and z/VM SSL Server configuration.
• 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 using zPCA, SAS/MXG, or Intellimagic.
• zOSMF product installation and deployment.
• TCP/IP configuration and troubleshooting.
• Storage management and performance management with WLM.
• Independent Software Vendor (ISV) installation and maintenance.
• z/OS installation, customization, and maintenance.
• Coupling Facility updates and ChangeMan administration.
• Experience coordinating with application programmers and users for problem resolution.
• Knowledge of banking industry business processes.
• Strong 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, holidays, and paid time off (PTO).
• Eligibility to participate in an 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 factors including location, experience, and education.

Schedule

This is an exempt position (not eligible for overtime pay). The role follows an office workplace type with a flexible work arrangement, combining in-office and remote work. Specific arrangements will be provided by the hiring team.