Who We Are At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward – always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities. The Role The Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for IBM mainframe environments. This role ensures reliable, secure, and high-performing communication between mainframe systems, distributed platforms, external partners, and enterprise applications. The engineer will work on key technologies such as TCP/IP, VTAM, SNA, Enterprise Extender, TN3270, FTP, and network security controls, supporting critical production workloads in large enterprise environments. * This role requires employees to live in or around the Phoenix, AZ area. You will be responsible to be onsite 3 days a week. We will consider candidates who are willing to relocate to the area. Responsibilities: Mainframe Network Administration: Install, configure, and maintain z/OS Communications Server components. Support and manage TCP/IP configuration on z/OS systems. Maintain and troubleshoot VTAM definitions and network resources. Configure and support Enterprise Extender (EE) and SNA connectivity where applicable. Maintain TN3270 access and session-related connectivity for end users and applications. Network Connectivity & Support: Ensure stable communication between mainframe systems and: Distributed servers External vendors/partners Internal enterprise applications Middleware platforms Diagnose and resolve connectivity issues involving: IP routing Port communication Session failures DNS resolution Firewall-related blocks Support file transfer protocols such as FTP, SFTP, and other secure data exchange solutions. Security & Compliance: Work closely with network security teams to enforce secure communication protocols. Ensure compliance with enterprise security controls and audit requirements. Support SSL/TLS certificate implementation and secure transmission standards. Assist with firewall rule validation, port usage reviews, and vulnerability remediation. Disaster Recovery & Resiliency: Support network design and recovery procedures for Disaster Recovery (DR) environments. Validate communication paths for failover systems and backup data centers. Participate in DR tests and business continuity exercises. Your future at Kyndryl There are lots of opportunities to gain certification and qualifications on the job, and you’ll continuously grow Many of our Mainframe Infrastructure Engineers are on a path toward becoming either an Architect or Distinguished Engineer, and there are opportunities at every skill level to grow in either of these directions. Kyndryl currently does not require employees to be fully vaccinated against COVID-19, however, if you are hired to work at a client, customer, or partner location, you may be required to show proof of vaccination to align with their respective COVID-19 vaccination policies. Those who believe they are eligible may apply for a medical or religious accommodation prior to the start of employment. Who You Are You’re good at what you do and possess the required experience to prove it. However, equally as important – you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused – someone who prioritizes customer success in their work. And finally, you’re open and borderless – naturally inclusive in how you work with others. Required Qualifications: Minimum 5+ years of experience in · Typically in mainframe networking or z/OS communications support Familiarity with JCL, TSO/ISPF, SDSF Ability to analyze logs, traces, and dump information relevant to communications issues Solid knowledge and experience on TCP/IP on z/OS , VTAM, SNA / Enterprise Extender, TN3270, FTP / SFTP and TLS. Preferred Experience Experience in supporting transmission products such as Connect Direct. The ability to work independently as well as part of a team Excellent troubleshooting and customer service skills Participate in on-call rotation with the engineering teams. The ability to follow a project through to completion, and/or to work as part of a larger team to complete the components of a complex project IBM mainframe or networking certifications are a plus 3 days onsite per week, Phoenix Metro Area, Arizona All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. The compensation range for the position in the U.S. is $63,840 to $121,440 based on a full-time schedule. Your actual compensation may vary depending on your geography, job-related skills and experience. For part time roles, the compensation will be adjusted appropriately. The pay or salary range will not be below any applicable state, city or local minimum wage requirement. This position will be eligible for Kyndryl’s discretionary annual bonus program, based on performance and subject to the terms of Kyndryl’s applicable plans. You may also receive a comprehensive benefits package which includes medical and dental coverage, disability, retirement benefits, paid leave, and paid time off. Note: If this is a sales commission eligible role, you will be eligible to participate in a sales commission plan in lieu of the annual discretionary bonus program. Applications will be accepted on a rolling basis. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Being You Diversity is a whole lot more than what we look like or where we come from, it’s how we think and who we are. We welcome people of all cultures, backgrounds, and experiences. But we’re not doing it single-handily: Our Kyndryl Inclusion Networks are only one of many ways we create a workplace where all Kyndryls can find and provide support and advice. This dedication to welcoming everyone into our company means that Kyndryl gives you – and everyone next to you – the ability to bring your whole self to work, individually and collectively, and support the activation of our equitable culture. That’s the Kyndryl Way. What You Can Expect With state-of-the-art resources and Fortune 100 clients, every day is an opportunity to innovate, build new capabilities, new relationships, new processes, and new value. Kyndryl cares about your well-being and prides itself on offering benefits that give you choice, reflect the diversity of our employees and support you and your family through the moments that matter – wherever you are in your life journey. Our employee learning programs give you access to the best learning in the industry to receive certifications, including Microsoft, Google, Amazon, Skillsoft, and many more. Through our company-wide volunteering and giving platform, you can donate, start fundraisers, volunteer, and search over 2 million non-profit organizations. At Kyndryl, we invest heavily in you, we want you to succeed so that together, we will all succeed. Get Referred! If you know someone that works at Kyndryl, when asked ‘How Did You Hear About Us’ during the application process, select ‘Employee Referral’ and enter your contact's Kyndryl email address. We’re glad you’re here. Take a look around at the many exciting career opportunities we have available and apply today! Can’t find a suitable job opening? Drop off your CV/Resume Drop off your CV/Resume and a Recruiter will reach out with related career information that match your experience and expertise. Sign up for Job Alerts Create your account and then sign up for job alerts. When new jobs become available that meet your criteria, you’ll be alerted right away! At Kyndryl, we achieve progress the world depends on, with purpose. Beginning with the purpose that matters to you. Because here, you will be part of a culture designed with purpose. One that is restless, empathetic and devoted. Where we are committed to sustainable progress for our customers and supporting the communities where we work and live. All of you is what we want. And what we need. Join us, and together, we can advance the vital systems that power human progress.