✦ Luna Orbit — Software Engineering

R&D Engineer Software 3

at VMware

📍 USA-TX Plano Legacy Drive Suite 700 Unknown 💰 $91K – $146K USD / year Posted March 26, 2026
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Position Details

Salary $91K – $146K USD / year
Type Not Specified
Experience mid
Exp. Years 5+ years
Education Not specified
Category Software Engineering

About this role

This role involves developing and maintaining mainframe applications using Assembler on z/OS, with a focus on system validation, automation, and supporting legacy systems within an Agile environment.

Key Responsibilities

  • Develop mainframe applications
  • Automate processes
  • Validate system functionality
  • Collaborate with teams
  • Support legacy systems

Technical Overview

Focus on mainframe software development with expertise in IBM Assembler, z/OS, and unit testing frameworks. Familiarity with Agile and DevOps practices is advantageous.

Ideal Candidate

The ideal candidate is a mid-level mainframe developer with expertise in IBM Assembler and z/OS, with at least 5 years of experience. They should be familiar with Agile practices, unit testing, and mainframe system automation.

Must-Have Skills

Expertise in IBM Assembler on z/OSExperience with mainframe software developmentKnowledge of z/OSExperience with unit testing frameworks

Nice-to-Have Skills

Experience with PythonExperience with DevOpsAgile methodologies

Tools & Platforms

z/OSEndevorISPW

Required Skills

IBM Assemblerz/OSPythonunit testing frameworksmainframe software developmentAgilevalidationverification

Hard Skills

IBM Assemblerz/OSPythonUnit testing frameworksMainframe software developmentAgile developmentValidation and verification

Soft Skills

CollaborationCommunicationProblem-solvingTeamworkAdaptability

Industry & Role

Industry Information Technology & Services
Job Function Mainframe application development and system support
Role Subtype Mainframe Software Developer
Tech Domains IBM z/OS, Mainframe, DevOps, Agile

Keywords for Your Resume

IBM Assemblerz/OSPythonunit testing frameworksmainframe software developmentAgile developmentvalidationverificationEndevorISPWunit testingmainframe developmentAgile

Deal Breakers

No mainframe experience, Lack of Assembler or z/OS knowledge, Poor problem-solving skills, No experience with unit testing frameworks

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