M&T Bank

Systems Programmer - Mainframe Networking

M&T Bank  •  $81k - $135k/yr  •  United States (Remote)  •  4 days ago
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Job Description

The Systems Programmer III – Mainframe Networking role is responsible for the design, implementation, administration, and support of IBM z/OS mainframe networking infrastructure that supports critical banking applications, payment systems, customer account processing, regulatory reporting, and other high-availability financial services. This role serves as a senior technical expert for mainframe communications, ensuring secure, resilient, and compliant network connectivity across enterprise, partner, and external financial networks. The position works closely with infrastructure, cybersecurity, application development, and operations teams to maintain a highly available environment that meets banking industry security, audit, compliance, and business continuity requirements.

Primary Responsibilities:

  • System Management & Product Maintenance Install, customize, and maintain mainframe network software, including but not limited to, z/OS Communication Server (VTAM, TCP/IP, FTP, SFTP, TLS/AT-TLS, OSA-Express, TN3270 Services, DNS, and Enterprise Extender) and Connect:Direct (NDM). Apply maintenance to all associated software & products as required to maintain system stability.

  • Troubleshooting and Problem Resolution Serve as a mid-tier technical escalation point for complex problems involving mainframe networking within the mainframe environment, including middleware components (CICS, DB2, MQ, and JES2). Use diagnostic tools (e.g., IPCS, packet traces) to perform root cause analysis and implement effective solutions. Respond to and resolve incidents; work with vendor to identify and implement fix where applicable. Provide guidance to less experienced staff. Identify root causes of system issues and work with partner teams to fix the root cause.

  • Performance and Tuning Monitor system performance, conduct capacity planning, and implement performance-tuning measures to optimize system efficiency and ensure service-level agreements (SLAs) are met.

  • Security and Compliance Work closely with the security team to implement and maintain security protocols within CA-ACF2, including AT-TLS configuration and certificate management, to protect data and ensure compliance with corporate standards.

  • Project Leadership Lead and participate in medium & large-scale projects, such as major software upgrades, hardware refreshes, and disaster recovery planning and exercises.

  • Collaboration and Mentoring Collaborate with application developers, operations staff, and other systems programmers. Provide technical guidance and mentorship to junior team members.

  • Documentation Maintain comprehensive documentation of system configurations, procedures, and problem-solving techniques.

  • Education Attend vendor sponsored conferences as a representative of the Bank to seek out industry technology to utilize at the Bank. Provide thought leadership at vendor-sponsored conferences; presenting new technologies or providing industry leadership in new technologies. Review training opportunities that are available and make recommendations.

  • On-call Support: Take ownership of emergency support responsibilities as part of a 24/7 on-call rotation.

  • Collaboration Ability to work effectively in a team environment and collaborate with various departments to achieve organizational goals.

Additional Responsibilities

  • Understand and adhere to the Company’s risk and regulatory standards, policies and controls in accordance with the Company’s Risk Appetite. Identify risk-related issues needing escalation to management.

  • Promote an environment that supports belonging and reflects the M&T Bank brand.

  • Maintain M&T internal control standards, including timely implementation of internal and external audit points together with any issues raised by external regulators as applicable.

  • Complete other related duties as assigned

Required skills and qualifications:

  • Combined minimum of 6 years’ higher education and/or related work experience

  • Expert-level knowledge of z/OS Communication Server, including VTAM, TCP/IP, FTP, SFTP, TLS/AT-TLS, OSA-Express, TN3270 Services, DNS, Enterprise Extender, and Connect:Direct (NDM).

  • In-depth knowledge of SMP/E & z/OSMF for software installation and maintenance.

  • Fluency in JCL, REXX, and CLIST among others.

  • Analytical skills Proven analytical and problem-solving skills for diagnosing and resolving complex technical issues.

  • Communication Excellent written and verbal communication skills, with the ability to explain complex technical information to both technical and non-technical audiences.

Preferred Qualifications:

  • Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent work experience.

  • Strong proficiency with mainframe middleware, including IBM MQ Series on Z, CICS, & DB2 on Z.

  • 5-7 years of experience in mainframe systems programming, with a focus on networking and middleware.

  • Relevant certifications are a plus.

We support our team members with generous benefits.

  • Competitive compensation

  • Health, welfare, and retirement benefits

  • 401(k) match at 5%

  • Work-life balance and flexible work arrangements

  • Banking Officers start with 25 days PTO plus 12 paid holidays

  • 40 hours paid volunteer hours per year

  • Much more. For details, see: M&T Benefits Overview

M&T Bank is committed to fair, competitive, and market-informed pay for our employees. The pay range for this position is $80,900.00 - $134,800.00 Annual (USD). The successful candidate’s particular combination of knowledge, skills, and experience will inform their specific compensation. The range listed above corresponds to our national pay range for this role. The specific pay range applicable to you may vary based on your location.

Location

Clanton, Alabama, United States of America

M&T Bank

About M&T Bank

Great companies have an enduring sense of purpose. At M&T, our purpose is a simple one: make a difference in people’s lives and uplift the communities we serve. Founded in 1856 in Buffalo, NY we are now a top 11 full-service US-based commercial bank with a retail footprint across the east coast and wealth services available nationwide and abroad. As a bank, we offer advice, guidance, expertise, and solutions across the entire financial spectrum that combines M&T’s traditional banking services with the wealth management and institutional capabilities offered by Wilmington Trust. We are a community-minded organization with more than 167 years of experience. We serve customers, community, and colleagues whether they be across the street, across the state or across the country.

As an employer of choice, we are proud to offer competitive benefits ranging from medical and retirement to forty hours of paid volunteer time, each year. Our core values drive the work we do – integrity, ownership, collaboration, curiosity, candor and we seek to further build upon our record of success by bringing in top talent and fresh skill sets while continuing to support the growth and development of all our team members.

M&T Bank is unwavering when it comes to providing equal employment opportunities to all employees and applicants without regard to race, color, national origin, religion, ethnicity, sex, gender identity, age, disability, citizenship, pregnancy, veteran status, military status, marital status, sexual orientation, genetic information or any other characteristic protected under applicable federal, state or local laws.

Industry
Finance & Insurance
Company Size
10,000+ employees
Headquarters
Buffalo, New York
Year Founded
Unknown
Website
mtb.com
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