What are the responsibilities and job description for the Systems Engineer Intern - Summer 2026, Highlands Ranch position at Visa?
We will be accepting applications for this position from February 17th-February 27th, 2026. By applying to this position, your application is automatically considered across multiple subfunctions and teams. Specific assignments will depend on upon your skills sets, interest, location, and team need.
Operations Infrastructure
Our Operations & Infrastructure technology organization builds, operates, and maintains best-in-class IT infrastructure services that are secure, scalable, and continuously available.
As a Systems Engineer Intern, you will support one of two teams within our larger Operations & Infrastructure technology organization at Visa: Developer Experience or IaaS (Infrastructure-as-a-Service).
Developer Experience
As an intern on the Developer Experience team, you will deliver Host Software Configuration Management support to software development teams across various regions within a mainframe environment. Responsibilities include compiling, migrating, and installing source code across different environments using Endevor and the SLiMS version control system for the TPF platform. In addition, this position will contribute to the mainframe modernization initiative by supporting development teams as they transition to DevOps practices and adopt new distributed toolsets, as well as manage the administration of new applications integrated into the mainframe pipeline.
Essential Functions:
- Deliver 1st level support for environment set-up and user help, access, and issue resolution
- Provide prompt and courteous service to clients via phone and e-mail
- Contribute information to project plans and meet stated deadlines
- Compose clear documentation, reports, and Excel spreadsheets; prepare Power Point slides and give informational presentations
- Awareness of IBM mainframe technologies (i.e. MVS, JCL, REXX, CLIST, ISPF dialogs)
- Fully utilize all functions of e-mail
- Assist with gathering and organizing metrics, as well as compiling audit reports
- Troubleshoot errors with primary toolset and act as a point of contact with systems support
IaaS (Infrastructure-as-a-Service)
This Systems Engineer intern role is an individual contributor role responsible for identifying and resolving issues of moderate complexity. This position is at an entry level and requires strong execution and analytical abilities. This role works independently and receives minimal guidance.
Some examples of previous summer intern job duties and projects:
• Install, maintain, and upgrade z/OS, z/VM, and z/TPF operating systems.
• Install, maintain, and upgrade various third-party software tools.
• Provide 24x7 production support of Visa operations and second-level z/OS, z/VM, and z/TPF application and system support. Requires on-call rotational support for geographically dispersed data centers.
• Manage workload and escalate to Sr. Engineers and manager, as needed.
• Work with other support, development, and user groups to manage requests from the perspective of infrastructure design and functionality.
• Work with vendors on software upgrades and problems as needed.
• Work with management and users from all levels of knowledge and expertise.
• Aid applications and operations teams with problem determination.