Mainframe Systems Engineer III

Huntington National Bank

Mainframe Systems Engineer III supporting z/OS engineering tasks at Huntington. Providing technical direction, mentoring, and ensuring efficient solutions within the technical domains.

Posted 6/12/2026full-timeColumbus • Ohio • 🇺🇸 United StatesMid-LevelSenior💰 $70,000 - $140,000 per yearWebsite

Tech Stack

Tools & technologies

TCP/IP

About the role

Key responsibilities & impact

Provide technical direction and education to programmers, analysts and technical support associates
Mentors and assists Infrastructure resources on infrastructure service along with application integration validation methods and tools
Serve as a seasoned/proficient technical resource and contribute to technical knowledge
Demonstrates expertise within technical domains and promotes exceptional design and engineering practices

Requirements

What you’ll need

Bachelor’s degree or equivalent work experience in mainframe engineering
5-10 years of solid experience in z/OS engineering
Strong TCP/IP and SNA/APPN problem solving and protocol skills
In-depth working knowledge of TCP, UDP, ICMP communications and routing protocols
10-15 years in design, development, coordination and implementation of Mainframe network engineering activities within z/OS and z/VM

Benefits

Comp & perks

Health insurance coverage
Wellness program
Life and disability insurance
Retirement savings plan
Paid leave programs
Paid holidays
Paid time off (PTO)

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

z/OS engineeringmainframe engineeringTCP/IPSNAAPPNTCPUDPICMPnetwork engineeringz/VM

Soft Skills

technical directionmentoringeducationproblem solvingtechnical knowledgedesign practicesengineering practices

Certifications

Bachelor’s degree