The Senior Systems Programmer oversees mainframe middleware and networking, ensuring high availability, performance, and security of systems through installation, maintenance, and troubleshooting.
This role offers a hybrid work schedule or could be considered remote for anyone outside M&T footprint.At M&T Tech, we’re a team of makers, doers, and builders, working to create the most advanced technology solutions in banking. We’re not your stereotypical suit and tie bankers: we’re an innovative team of leading tech experts, pushing boundaries, and taking risks. We’re building an agile team of the most skilled and creative workers to solve complex problems, architect solutions, write high-performance software, and chart our new path, all to make the lives of our customers, and the communities that we serve, better. Join us and be part of something new as we build tomorrow’s bank, today.Overview: The Senior Systems Programmer for Mainframe Networking is responsible for the design, implementation, maintenance, and optimization of mainframe network infrastructure. This role ensures high availability, security, and performance of mainframe communications systems, including VTAM, TCP/IP, and related subsystems. The ideal candidate will have deep expertise in IBM z/OS environments and a strong background in network protocols and mainframe middleware. Participates in technical research and development to enable continuing innovation within the Networking & Middleware Mainframe infrastructure.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, 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 top-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, including AT-TLS configuration and certificate management, to protect data and ensure compliance with corporate standards.
- Project Leadership: Lead and participate in 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.
- 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.
Combined minimum of 9 years’ higher education and/or related work experience in mainframe systems programming on the z/OS platform.
- Expert-level knowledge of z/OS Communication Server, including VTAM, TCP/IP, FTP, SFTP, TLS, Enterprise Extender, and Connect:Direct (NDM).
- In-depth knowledge of SMP/E 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.
- Strong proficiency with mainframe middleware, including IBM MQ Series on Z, CICS, & DB2 on Z.
- 10+ years of experience in mainframe systems programming, with a focus on networking and middleware.
- Relevant certifications are a plus.
- 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
Top Skills
Cics
Clist
Connect:Direct
Db2
Ipcs
Jcl
Mq Series
Rexx
Tcp/Ip
Vtam
Z/Os
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