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 automation while ensuring compliance with architectural governance and standards.

Responsibilities

• Install, customize, and maintain z/OS and related systems in a Parallel Sysplex environment.
• Provide advanced SMP/E expertise, debugging, and tuning.
• Develop and document 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 maintenance of 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.
• Guide the evaluation of third-party products and reference models for firm adoption.
• 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.
• Support TCP/IP and SNA/APPN problem-solving, including protocol analysis and packet tracing.
• Configure and support z/OS Communication Server Policy-Based Networking and z/VM SSL Server.
• Manage encryption technologies and certificate management, 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.
• Advanced or expert-level SMP/E experience.
• Strong TCP/IP and SNA/APPN problem-solving skills, with a thorough understanding of Mainframe communication concepts.
• In-depth knowledge of IBM zEnterprise server hardware.
• Experience with packet trace execution and analysis.
• Strong knowledge of encryption technologies and certificate management.
• Experience supporting z/OS session layer encryption technologies, including AT-TLS and IPsec policies.
• Ability to work in a regulated environment with change control processes.
• Experience creating detailed documentation of procedures and practices.
• Ability to manage multiple tasks and deliver on committed target dates.
• Strong collaboration skills to coordinate with application programmers, support teams, software vendors, and management.

Qualifications

• Bachelor’s degree or equivalent work experience in mainframe engineering.
• 5-10 years of solid experience in z/OS engineering.

Preferred Skills

• Mainview installation, maintenance, and customization.
• z/OS and zSeries hardware networking configuration.
• Performance and capacity reporting using zPCA, SAS/MXG, or Intellimagic.
• z/OSMF 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.
• Knowledge of banking industry business processes.
• Adaptability, architecture, innovative thinking, project management, and technical strategy development.

Managerial Responsibilities

• Create an inclusive team environment where members are treated fairly and respectfully.
• Demonstrate process knowledge and data-driven decision-making for continuous improvement.
• Deliver clear, concise messages that motivate and connect contributions to business results.
• Lead risk identification, escalation, and resolution.
• Develop team members through coaching and feedback.
• Manage expenses with an owner’s mindset.
• Recruit, onboard, and develop talent while supporting career growth.
• Drive business outcomes through effective team management and structure.

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 - $140,000 USD annually. Actual compensation will vary based on location, experience, and education.

Schedule

• Office-based role with potential for flexible work arrangements, combining in-office and remote work.
• 24x7 on-call support within a team rotation.