Mainframe Network System Administrator z/OS & SNA

HI All,

We are hiring for Mainframe Network skill for MNC Client.

Role & responsibilities

Responsibilities

Support host network connectivity. Administer TCP/IP and SNA infrastructure.

Support external customer and partner connectivity.

Troubleshoot network performance issues.

Maintain availability of mission-critical network services. Support modernization and protocol migration initiatives.

One of the benefits of Kyndryl is that we work with clients in a variety of industries, from banking to retail. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here. Yo uII also get the chance to share your expertise by recommending modernization options, identifying new business opportunities, and cultivating relationships with other teams and stakeholders. Does the work get challenging at times? Yes! But you'll collaborate with a diverse group of talented people and gain invaluable management and organizational skills, which will come in handy as you move forward in your career.

Preferred candidate profile

Required Technical and Professional Expertise

and SNA administration.

Expertise in DNS, IP routing, network security, packet analysis, connectivity diagnostics, and network performance tuning.

Experience with problem determination, communications infrastructure support, and enterprise

network troubleshooting.

Knowledge of Microsoft Windows Server 2016/2019, VMware ESX, and public/private cloud environments, including on-premises to cloud migrations.

Strong analytical, troubleshooting, and communication skills in production environments.

Preferred Technical and Professional Experience

Experience with IBM z/OS Communications Server, VTAM configuration, Enterprise Extender (HPR/IP), and SNA networking.

Knowledge of TLS/SSL, encryption, firewall management, and secure network communications.

Experience with Wireshark, OSA/Sniffer, NetView, OMEGAMON, and enterprise monitoring tools. Familiarity with OSA-Express, HiperSockets, Parallel Sysplex, and IBM Z networking technologies. Experience in network performance monitoring, capacity planning, disaster recovery, and high - availability architectures.

Understanding of ITIL Incident, Problem, and Change Management processes.

Experience with automation, Infrastructure as Code (IaC), vulnerability management, Active Directory, and ADFS.

Strong stakeholder management, documentation, and cross-functional collaboration skills