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Mainframe Network Engineer Jobs (NOW HIRING)

Scalence L.L.C.

Mainframe Network Engineer

Phoenix, AZ · On-site

$48.75 - $62.50/hr

L.C. is seeking a Mainframe Network Engineer to support IBM z/OS networking environments, ensuring stable and secure connectivity across enterprise mainframe systems. The role involves ...

Kyndryl

Mainframe Network Engineer

Phoenix, AZ · On-site

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 ...

Palnar

Mainframe, Network Systems Programmer

$56.25 - $71.75/hr

Mainframe Network Engineering will be supporting a firmwide initiative to enable encryption for all data in transit. * Our focus will be on assessing all connections to and from the mainframe ...

DSNSearch

MAINFRAME NETWORK SYSTEMS PROGRAMMER

Orlando, FL · On-site

$51.25 - $65.25/hr

MAINFRAME NETWORK SYSTEMS ENGINEER (MID TO SENIOR LEAD LEVEL) MAINFRAME**TCP-IP**VTAM**Z/OS HYBRID~MUST WORK ON SITE AT LEAST 2 DAYS A WEEK AND LIVE NEAR LOCATION BONUS OPPORTUNITY!! * 10+ YEARS ...

DSNSearch

MAINFRAME NETWORK SYSTEMS PROGRAMMER

Pittsburgh, PA · On-site

$53.50 - $68/hr

MAINFRAME NETWORK SYSTEMS ENGINEER (MID TO SENIOR LEAD LEVEL) MAINFRAME**TCP-IP**VTAM**Z/OS HYBRID~MUST WORK ON SITE AT LEAST 2 DAYS A WEEK AND LIVE NEAR LOCATION BONUS OPPORTUNITY!! * 10+ YEARS ...

DSNSearch

MAINFRAME NETWORK SYSTEMS PROGRAMMER

Hoboken, NJ · On-site

$60.25 - $76.50/hr

MAINFRAME NETWORK SYSTEMS ENGINEER (MID TO SENIOR LEAD LEVEL) MAINFRAME**TCP-IP**VTAM**Z/OS HYBRID~MUST WORK ON SITE AT LEAST 2 DAYS A WEEK AND LIVE NEAR LOCATION BONUS OPPORTUNITY!! * 10+ YEARS ...

Ensono

Mainframe Network Systems Programmer (VTAM)

$56.25 - $71.75/hr

This position requires an experienced systems programmer with at least 8 years of experience supporting the z/OS Mainframe Network environment. Responsibilities include configuring and maintaining ...

Citigroup, Inc.

Senior Network Engineer - VP

Irving, TX · On-site

$125K - $188K/yr

Engineer/implement and support the Mainframe network software and hardware for zOS / zVM platforms. * Configuration and administration of IBM z/OS mainframe network communications software (VTAM ...

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How much do mainframe network engineer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for mainframe network engineer in the United States is $109,040.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $133,500.00 per year, depending on experience, location, and employer.

What is a mainframe network engineer?

A Mainframe Network Engineer is responsible for designing, implementing, and maintaining network communications within mainframe environments. They ensure the reliability, security, and performance of network connections that support mainframe operations. Their duties often include configuring network protocols, troubleshooting connectivity issues, and optimizing data transmission. They work with technologies such as VTAM, TCP/IP, SNA, and network monitoring tools. This role is critical in industries like banking, insurance, and government, where mainframes handle large-scale transactions securely and efficiently.

What are the typical daily responsibilities of a mainframe network engineer?

As a Mainframe Network Engineer, your daily responsibilities often include monitoring mainframe network performance, configuring and maintaining network infrastructure, troubleshooting connectivity or security issues, and collaborating with application and system teams to ensure seamless data flow. You may also be tasked with implementing network updates, documenting configurations, and conducting periodic security audits. This role requires both proactive planning to prevent potential issues and responsive problem-solving when network disruptions occur. Working closely with other IT professionals is common, making communication and teamwork essential for maintaining system reliability and supporting business needs.

What are the key skills and qualifications needed to thrive as a mainframe network engineer?

To thrive as a Mainframe Network Engineer, you need strong expertise in mainframe operating systems (such as z/OS), network protocols, and troubleshooting skills, typically backed by a degree in computer science or a related field. Experience with tools like IBM VTAM, TCP/IP, NetView, and relevant certifications such as IBM Certified System Administrator are often required. Attention to detail, analytical problem-solving abilities, and effective communication are valuable soft skills for success in this role. These skills help ensure the secure, reliable, and efficient operation of complex enterprise network infrastructures that are critical to business operations.

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Mainframe Network Engineer jobs near you
Infographic showing various Mainframe Network Engineer job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 80% Full Time, 11% Part Time, and 7% Contract. Highlights an 89% Physical, 2% Hybrid, and 9% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.

Mainframe Network Engineer | Remote

Frisco, TX • Remote

Noblesoft Technologies
Software Development • 51 - 200 employees
Learn more about Noblesoft Technologiesexternal

Contractor

Re-posted 4 days ago

Job description

Role :- Mainframe Network Engineer

Location :- Salisbury, NC/Boston, MA/Frisco, TX(Remote is also Fine)

Duration : Contract


Job description of Mainframe Network Engineer:

  • Architect, deploy, and manage mainframe network environments using VTAM, SNA, TCP/IP, DVIPA/DDVIPA, Sysplex Distributor, and HiperSockets.
  •  Continuously monitor network performance, latency, throughput, and traffic using tools like OMEGAMON, RMF, IBM NetView, Wireshark, and SolarWinds.
  • Diagnose and resolve performance bottlenecks and protocol mismatches.
  • Implement and enforce security protocols including RACF, IP filtering, AT-TLS encryption, IPSEC, intrusion detection, firewall and VPN configurations.
  • Participate in periodic security audits and maintain compliance with governance standards.
  • Troubleshoot connectivity issues, trace packet-level failures, and resolve VTAM, TCP/IP, hardware, and encryption errors.
  • Provide 24/7 on-call support and disaster recovery operations, including system backups and failover strategies.
  • Maintain detailed documentation: network diagrams, SOPs, change logs, incident reports.
  •  Liaise with system programmers, DBAs, application teams, vendors, and third-party service providers for integration, upgrades, and troubleshooting.

 Experience Required

  • 10–15+ years of hands-on mainframe network engineering experience.
  • Proven background working with z/OS mainframe environments, Parallel Sysplex, VTAM, TCP/IP, and SNA.

Technical Expertise

  • In-depth understanding of network protocols: TCP/IP, SNA, VTAM, DVIPA/DDVIPA, HiperSockets, Sysplex Distributor.
  • Proficiency with monitoring/troubleshooting tools (OMEGAMON, RMF, IBM NetView, Wireshark). 
  • Security know-how: RACF, IP filtering, AT-TLS, VPN, IPSEC, IDS/IDS. 
  • Experience developing and implementing high-availability and disaster recovery strategies on mainframe networks.
  • Familiarity with scripting (REXX, CLISTs) and automation for routine tasks and network toolkits.

Certifications (Preferred)

  • IBM certifications such as z/OS Administrator or IBM Certified System Administrator. 
  • Networking/security credentials: CCNP, CISSP, or equivalent.

Added Advantage  -

  • Familiarity with hybrid cloud/mainframe integration architectures. 
  • Experience with file transfers: Connect-Direct, FTP(S), sFTP, TPX, Supersession.