IBM Mainframe Data Communication Analyst

The Judge Group; United States; Hybrid; USD 125,000 - 180,000; Full time

Job summary

A leading consulting firm is seeking an experienced IBM Mainframe Data Communication Analyst to ensure secure, efficient data communication across their infrastructure. The ideal candidate will have over 10 years of experience in mainframe data communications, with strong expertise in z/OS and enterprise networking. This role, which may be performed remotely, also involves collaboration with cross-functional teams for modernization efforts and disaster recovery planning.

Qualifications

• 10+ years of experience in mainframe data communications.
• Expertise in TCP/IP, DNS, and firewalls.
• Experience with network monitoring tools such as Wireshark.

Responsibilities

• Design and implement secure, scalable data communication networks.
• Monitor and troubleshoot mainframe and network performance.
• Support enterprise-wide data flow and system reliability.
• Develop REXX utilities to streamline operations.

Skills

z/OS

JCL

CICS

IMS

VSAM

DB2

TSO/ISPF

SAS

REXX

BAL

TCP/IP

DNS

DHCP

VPN

Wireshark

SolarWinds

IBM NetView

Cisco

Education

Bachelor’s degree in computer science or related field

Tools

network monitoring tools

Job description

IBM Mainframe Data Communication Analyst

Location: United States (Remote or On-site)

Employment Type: Full-time

Base pay range: $125,000.00/yr - $180,000.00/yr

We’re looking for a seasoned IBM Mainframe Data Communication Analyst with deep expertise in z/OS environments and enterprise networking. This role is critical to ensuring secure, efficient, and reliable data communication across our mainframe infrastructure. You’ll collaborate with cross‑functional teams, support modernization efforts, and play a key role in disaster recovery planning.

Minimum Qualifications

• Bachelor’s degree in computer science, Information Technology, or related field
• 10+ years of experience in mainframe data communications
• Strong command of z/OS, JCL, CICS, IMS, VSAM, DB2, TSO/ISPF
• Proficiency in SAS, REXX, BAL
• Expertise in TCP/IP, DNS, DHCP, firewalls, VPNs
• Experience with network monitoring tools (e.g., Wireshark, SolarWinds, IBM NetView)
• Hands‑on with switches/routers (Cisco or equivalent)
• Familiarity with Connect:Direct (NDM), MSM, InterTest Batch, SMP/E
• Skilled in troubleshooting using IPCS and packet traces
• Experience with AT‑TLS, cipher application, and certificate management
• Knowledge of Sysplex networking (Dynamic VIPA, Sysplex Distributor, HiperSockets)
• Experience supporting USS file systems in shared environments

Preferred Qualifications

• Cisco CCNA or CompTIA Network+ certification
• Training from IBM Z Mainframe Skills Depot
• Familiarity with hybrid cloud networking and IBM Z cloud integration

Responsibilities

• Design and implement secure, scalable data communication networks
• Monitor and troubleshoot mainframe and network performance
• Support enterprise‑wide data flow and system reliability
• Maintain detailed documentation of configurations and processes
• Develop REXX utilities to streamline operations
• Support disaster recovery procedures and governance audits
• Install, configure, and maintain mainframe networking components
• Participate in on‑call rotation and respond to incidents
• Communicate effectively with technical and non‑technical stakeholders

Soft Skills

• Strong analytical thinking and problem‑solving abilities
• Excellent verbal and written communication
• Highly organized with the ability to manage multiple projects
• Detail‑oriented and diligent in maintaining system integrity
• Collaborative mindset with a focus on cross‑functional teamwork

Seniority level

Mid‑Senior level