z/OS Network Systems Administrator | Remote | Fulltime | India Based Candidates

Two95 International, Inc; United States; Remote; USD 110,000 - 190,000; Full time

Job summary

Two95 International, Inc. seeks a skilled z/OS Network Systems Administrator to join our remote technology team supporting a Fortune 500 client.

You will troubleshoot IBM z/OS networking, mainframe connectivity, file transfer, messaging, and related middleware in a fast-paced production environment. The role requires hands-on experience with VTAM, TCP/IP, TN3270, FTP, SMTP, and JES2, along with scripting via REXX/CLIST/SAS.

Qualifications

• Hands-on experience with IBM z/OS networking and mainframe systems.
• Strong knowledge of VTAM, TCP/IP, TN3270, FTP, Policy Agent, and SMTP.
• Practical experience in a z/OS environment and mainframe operations.
• Proficiency with TSO, ISPF, JCL, VSAM, and z/OS catalog management.
• Experience with z/OS JES2 operator commands and automation scripting.
• Familiarity with MQ, DB2, CICS connectivity and middleware.
• Ability to develop or maintain network monitoring and reporting tools.
• Strong communication and cross-functional collaboration.

Responsibilities

• Provide hands-on support and troubleshooting for IBM z/OS Communication Server (VTAM, TCP/IP, TN3270, FTP, SMTP).
• Perform day-to-day administration and operational support in the z/OS mainframe environment.
• Use TSO/ISPF/JCL/VSAM for system administration and troubleshooting.
• Execute z/OS and JES2 operator commands related to network and system operations.
• Develop automation and tooling using REXX/CLIST/SAS.
• Configure and support mainframe connectivity for MQ/DB2/CICS.
• Support file transfer, printing, and email infrastructure end-to-end.
• Create monitoring, reporting, troubleshooting, and auditing tools for network operations.
• Collaborate with Enterprise Network Services and Security Platforms teams on design and upgrades.
• Participate in infrastructure troubleshooting and modernization initiatives.

Skills

VTAM

TCP/IP

JES2

REXX/CLIST/SAS

MQ

DB2

CICS

z/OS administration

Automation scripting

Education

College degree in Computer Science / IT

Tools

Broadcom NetMaster

PKZIP

Sterling Connect:Direct

Job description

Title: Z/os Network System Admin

Location: Remote

Type: Fulltime

Salary: Open (Best Possible)

Position Overview

We are seeking a highly qualified z/OS Network Systems Administrator to join our F500 client support technology team. The ideal candidate will have strong hands-on experience supporting IBM z/OS networking, mainframe systems administration, connectivity, file transfer, messaging, and network operations.

Key Responsibilities

• Provide hands-on support and troubleshooting for IBM z/OS Communication Server, including VTAM, TCP/IP, TN3270, FTP, Policy Agent, and SMTP.
• Perform day-to-day administration, navigation, and operational support within the z/OS mainframe environment.
• Utilize TSO, ISPF, JCL, VSAM, and catalog management for system administration and troubleshooting.
• Execute and interpret z/OS and JES2 operator commands related to network and system operations.
• Develop automation and operational tooling using TSO/REXX, TSO/CLIST, or SAS.
• Configure and support mainframe network connectivity for MQ, DB2, CICS, and related middleware.
• Support and troubleshoot end-to-end file transmission, printing, and email infrastructure.
• Develop and maintain monitoring, reporting, troubleshooting, and auditing tools for network operations.
• Collaborate with Enterprise Network Services and Security Platforms teams on network design, upgrades, implementations, and verification activities.
• Participate in infrastructure troubleshooting, operational improvements, and technology modernization initiatives.

Required Skills & Experience

• Hands-on experience with IBM z/OS Communication Server.
• Strong knowledge of VTAM, TCP/IP, TN3270, FTP, Policy Agent, and SMTP.
• Practical experience working in a z/OS mainframe environment.
• Proficiency with TSO, ISPF, JCL, VSAM, and z/OS catalog management.
• Experience with z/OS and JES2 operator commands.
• Scripting/programming experience with REXX, CLIST, or SAS.
• Experience configuring and troubleshooting connectivity involving MQ, DB2, CICS, and middleware.
• Experience supporting file transfer, printing, and email/messaging infrastructure.
• Ability to develop or maintain network monitoring, reporting, and operational tools.
• Strong communication and cross-functional collaboration skills.

Nice-to-Have Skills

• Experience with Broadcom/CA NetMaster NCL programming.
• Experience with Broadcom/CA NetMaster.
• Experience with PKWARE PKZip.
• Experience with IBM Sterling Connect:Direct.
• Experience with Secure Proxy technologies.
• Participation in Disaster Recovery (DR) tests and infrastructure continuity events.
• Experience advising application development teams on connectivity requirements and application-level network issues.
• College degree in Computer Science, Information Technology, Engineering, or a related discipline.
• Knowledge of AI concepts, methodologies, and tools applicable to mainframe/network operations.

The successful candidate will be a hands-on z/OS networking professional who can independently troubleshoot complex mainframe connectivity issues, automate operational processes, collaborate with enterprise network and security teams, and support critical F500 production environments.

We look forward to hearing from you at the earliest.