Principal Embedded Software Engineer

Prattwhitney; Sudbury (MA); On-site; USD 107,500 - 204,500; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) match

Paid time off

Job summary

Prattwhitney is seeking a Principal Embedded Software Engineer in Sudbury, MA. The position involves supporting the sustainment of legacy radar systems and migrating software to modern platforms. Candidates should have extensive experience in embedded software development, preferably with C/C++ and VxWorks.

Benefits include competitive salary, relocation assistance, and comprehensive health coverage. Required qualifications include a degree in STEM and minimum 8 years of relevant experience.

Qualifications

• Minimum 8 years of relevant experience.
• Experience developing on VxWorks and Linux/Unix platforms.
• Experience in shell scripting (e.g., Bash or C Shell).

Responsibilities

• Support sustainment of legacy radar systems, including troubleshooting, maintenance, and patching.
• Port legacy Unix and VxWorks software to modern Linux systems.
• Support software integration, testing, and verification activities.

Skills

Embedded C/C++

Version control systems (Git, ClearCase)

Shell scripting (Bash or C Shell)

Experience with VME bus-based systems

Radar domain experience

Education

Degree in Science, Technology, Engineering or Mathematics (STEM)

Tools

VxWorks

Linux/Unix platforms

Job description

Job Details

Position: Principal Embedded Software Engineer

Date Posted: 2026-04-08

Location: Marlborough, MA; 1001 Boston Post Rd, BLDG 2

Role Type: Onsite

Citizenship: U.S. citizen required; U.S. Person or person with immigration status meeting security clearance requirements.

Security Clearance

A Secret DoD clearance is required and must be active and maintained after day 1.

What You Will Do

• Support sustainment of legacy radar systems, including troubleshooting, maintenance, and patching.
• Port legacy Unix and VxWorks software to modern Linux systems or identify suitable replacements.
• Support software integration, testing, and verification activities.
• Work 1st shift onsite in Marlborough, MA.

Qualifications

• Minimum 8 years of relevant experience.
• Degree in Science, Technology, Engineering or Mathematics (STEM) preferred.
• Embedded C/C++ and/or Ada software development experience.
• Experience developing on VxWorks and Linux/Unix platforms.
• Experience with version control systems such as Git or ClearCase.
• Experience in shell scripting (e.g., Bash or C Shell).
• Experience with VME bus-based systems.
• Radar domain experience.

Compensation and Benefits

Salary range: $107,500 – $204,500.

Relocation assistance may be provided based on eligibility.

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, parental leave, paid time off, and holidays.

Equal Employment Opportunity

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, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans under applicable law.