Principal Software Engineer with Test Solutions

Prattwhitney; Tucson (AZ); On-site; USD 107,500 - 204,500; Full time

Benefits offered by this job

Medical, dental, vision

401(k) match

Flexible schedules

Paid time off

Job summary

RTX is seeking a senior software engineer to design, develop, and integrate C# and C++ applications on Windows using Visual Studio. You will lead a multidisciplinary team, prioritize multiple tasks, and derive software requirements to ensure product integrity.

The role requires 8+ years in STEM or an advanced degree with 5+ years, strong debugging skills, and the ability to obtain a Secret-level security clearance. U.S. citizenship is required.

Qualifications

• Bachelor’s degree in STEM and at least 8 years of related experience or an advanced degree with 5+ years.
• Experience developing and integrating software using C++, C#, Java, Python, or Visual Basic.
• Ability to obtain and maintain a U.S. government security clearance (Secret level); U.S. citizenship required.

Responsibilities

• Design, develop, and integrate software applications using C# and C++ on Windows in Visual Studio.
• Lead and mentor junior software engineers on projects.
• Prioritize and manage multiple software tasks concurrently.
• Develop and derive software product requirements and ensure product integrity.

Skills

Leadership

Mentorship

Communication

Team coordination

Multi-tasking

Education

Bachelor’s degree in STEM

Advanced degree

Tools

C++

C#

Java

Python

Visual Basic

Visual Studio

Azure DevOps Server

GitHub

Job description

What You Will Do

• Design, develop and integrate object‑oriented software applications using C# and C++ in Microsoft Visual Studio on a Windows operating system.
• Prioritize and handle multiple software engineering tasks concurrently.
• Troubleshoot software and test equipment instrumentation.
• Work in a multidisciplinary engineering team environment.
• Develop and derive requirements for software products.
• Lead and mentor junior software engineers.

Qualifications You Must Have

• Bachelor’s degree in STEM and minimum 8 years of related experience, or an advanced degree and minimum 5 years of experience.
• Experience developing and integrating software applications using C++, C#, Java, Python, or Visual Basic.
• Proficiency with integrated development environments and debugging tools to troubleshoot software implementations and ensure product integrity.
• Prior experience with Windows operating system and Microsoft Visual Studio.
• Ability to obtain and maintain a U.S. government‑issued security clearance (Secret level).
• U.S. citizenship required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

• Prior experience in laboratory test instrumentation, electronics, and software (e.g., oscilloscopes, power supplies, digital multimeters).
• Experience with computer architecture and hardware optimization techniques.
• Experience developing software drivers for computer hardware interfaces.
• Familiarity with common hardware interface and data protocols such as TCP/IP, UDP, or RS‑422.
• Knowledge of Unified Modeling Language (UML) for visualizing software architecture and design.
• Experience in software development lifecycles, including Waterfall and Agile.
• Experience with software configuration management principles.
• Experience with Microsoft Azure DevOps Server or GitHub.
• Strong written and interpersonal communication skills.
• Experience leading technical teams or projects.

What We Offer

• Salary range: 107,500USD – 204,500USD.
• Benefits include medical, dental, vision, life insurance, short‑term and long‑term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays.
• Eligibility for annual short‑term and/or long‑term incentive compensation programs, depending on position level and collective‑bargaining agreements.
• U.S.‑based role with appropriate pay structure and benefits for U.S. territory residents.

Security Clearance & Citizenship

• U.S. citizenship required for the role.
• Active and transferable U.S. government‑issued Security Clearance (Secret level) required prior to the start date.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with Section503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.