Senior Technical Support Engineer

Rocket Companies•Bentonville, AR

2d•Remote

About The Position

The Technical Support Engineer III delivers advanced technical support to Rocket customers within the z/Security Business Unit, resolving complex issues related to product installation, configuration, and functionality. This role requires strong Tier 3 support experience, including hands‑on exposure to IBM Guardium Data Security and Multi‑Factor Authentication solutions. Working with a high degree of autonomy, the engineer independently diagnoses and troubleshoots escalated issues, performs root‑cause analysis, and drives resolution in partnership with customers and internal Engineering teams. The Technical Support Engineer III serves as a senior technical resource within the team, contributing expertise to complex problem scenarios while operating with limited direction in a collaborative, fast‑paced environment.

Requirements

5 to 10+ years in a mainframe systems programming or advanced technical support role.
A bachelor’s degree in computer science, Engineering, or a related field (or equivalent professional experience).
Advanced English communication for interfacing with global engineering teams and explaining complex root-cause analyses to enterprise clients
IBM Security Guardium S‑TAP for z/OS
Strong understanding of S‑TAP data monitoring mechanisms, including traffic interception via SMF exits, DB2/IMS/CICS interfaces, and UNIX System Services (USS).
Experience analyzing and optimizing the CPU and memory footprint of S‑TAP agents running on high‑volume production LPARs.
Proven ability to configure and maintain integration between z/OS agents and the Guardium Collector appliance, including TLS/SSL certificate management.
IBM Z Multi‑Factor Authentication (MFA)
Knowledge of integrating multiple authentication factors, including RSA SecurID, RADIUS, PIV/CAC smart cards, and OIDC‑compliant identity providers.
Understanding MFA readiness for z/OS applications such as TSO/E, CICS, and IMS, with the ability to troubleshoot PassTicket and JWT (JSON Web Token)‑related issues.
Hands‑on experience configuring PAGENT, AT‑TLS, and required started tasks to support the MFA services environment.

Responsibilities

Able to assess customer needs and set expectations
Provide moderate application guidance and level II customer support and resolution for assigned product list
Verify accuracy of business impact statements as provided by the customer
Perform problem verification by confirming a customer’s environment, error messages, and symptoms of a problem
Able to troubleshoot common problems
Use testing tools for troubleshooting
Research moderate to complex cases using knowledgebases, documentation etc.
Gather and analyze information to develop reproducible cases
Prepare, recommend and implement solutions
Mastery of creating case tracking details for use by team members for similar/future problem resolution
Assist other Support Engineers at different levels
Accountable for team and individual results
Participate in internal projects and other work as directed
Self-directed learning to expand expertise of IBM/Rocket Software products
Contributes to training content, as necessary
Act as a point of escalation in the preparation, recommendation, and implementation of solutions for junior technical support team members
Available for some after hours, weekend and holiday work