Senior Engineer, Mainframe Network
Company: Intercontinental Exchange Holdings
Location: Jacksonville
Posted on: July 1, 2025
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Job Description:
The Senior Engineer, Mainframe Network role is a part of the
Mainframe Technical Services team, which provides support functions
to ensure Mortgage Technology mainframe-based customers realize
optimum system performance and availability. Responsibilities •
Provide L2/L3 support for all responsibility area related issues. •
Respond to and assist in production operations in a 24/7
environment. • Coordinate with internal users, operations staff,
and vendor resources to identify root causes of issues. •
Participate in an on-call rotation for after-hours support based on
escalations. • Conduct technical analysis, resolve problems, and
propose solutions for complex cross discipline issues. • Serve as a
resource for or potentially lead project-driven initiatives. •
Identify and automate manual tasks using scripting and application
development. • Modifies, installs and prepares technical
documentation for system software applications. Knowledge and
Experience • Bachelor’s degree or the equivalent combination of
education, training, or work experience. • Expert experience in the
Senior Engineer’s mainframe subject area. • Expert experience in
configuration management within mainframe subject area. • Expert
understanding of mainframe area related technologies. • Proficiency
in English, both spoken and written. • Strong critical thinking and
problem-solving skills. • Ability to work effectively in a
service-oriented team environment. • Excellent organizational and
time management skills. • Customer-focused and dedicated to
providing the best possible user experience. • Effective
communication skills with both technical and business resources. •
Serves as a subject matter expert for colleagues on projects.
Shares knowledge/experience while minimizing any risk to projects.
• Mentors other team members within their related mainframe subject
area. Mainframe Network Discipline Skills • Subject matter expert
with Netview, VPS, Jes2Mail and IBM Policy Agent. • Subject matter
expert knowledge of certificate management tools, preferably
Venafi. • Subject matter expert knowledge of Network
troubleshooting tools: Splunk, firewall reporting, network packet
traces. • Mentors those in lower-level positions involved in more
complex Mainframe network changes.
Keywords: Intercontinental Exchange Holdings, Daytona Beach , Senior Engineer, Mainframe Network, IT / Software / Systems , Jacksonville, Florida
