Mainframe Network Engineer

Mainframe Network Engineer

Location: Chandler, Arizona (Hybrid)

Employment Type: 12 Months Contract

Role Overview

This position involves engineering and operating network solutions that support mainframe TCP/IP and SNA/APPN-based system integrations. The role focuses on optimizing high-availability connectivity for business-critical transactions and batch-processing systems. The successful candidate will lead the modernization of mainframe network architectures, advance automation, and resolve complex network issues to improve reliability and meet compliance standards.

Key Responsibilities

• Engineer and operate network solutions for mainframe TCP/IP and SNA/APPN integrations.
• Optimize high-availability connectivity for high-velocity transactions and batch processing.
• Lead the modernization of mainframe network architectures, including improvements in observability and telemetry.
• Advance automation and AI-assisted operations to reduce manual effort and improve network reliability.
• Diagnose and resolve complex issues across routing, switching, firewalls, load balancers, and mainframe network stacks.
• Continuously improve network solutions to meet performance, capacity, resiliency, and cybersecurity compliance standards.

Required Qualifications

• Experience supporting enterprise-scale networks with high availability and reliability requirements.
• Foundational expertise in TCP/IP networking, including OSPF, EIGRP, and Layer 2 technologies such as VLANs and EtherChannel/Portchannel.
• Understanding of packet trace analysis and multi-layer troubleshooting techniques.
• Experience supporting SNA/APPN networking.
• Working knowledge of switches, firewalls, load balancers, VPNs, certificates, TLS/SSL, and REST APIs.

Preferred Qualifications

• Experience using IBM Netview and IBM Omegamon automation and performance tools.
• Assembler and REXX programming skills.

Work Schedule

This position requires a hybrid schedule with a minimum of three days per week onsite, starting from day one.

Compensation & Benefits

A pay range of $65.00 to $70.24 per hour is offered for this position.

This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Apex uses a virtual recruiter as part of the application process. Click here for more details.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io.

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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