Sr Software Engineer – Embedded Linux

The future is what you make it.

As a Senior Avionics Software Engineer – Embedded Linux at Honeywell, you will provide technical strength in the design, development, and delivery of secure, high-performance avionics and connected systems. In this role, you will lead systems engineering efforts across embedded Linux platforms, define system architectures, and ensure compliance with stringent aerospace safety and security standards. You will work closely with cross-functional teams to deliver mission-critical solutions that shape the future of aerospace technology.

LOCATION: Phoenix, AZ

WORK SCHEDULE: Hybrid work schedule

Are you ready to help make the future with us?

In this role, you will lead and contribute to the development of secure, scalable software solutions for avionics and connected systems operating on embedded Linux platforms. You will be responsible for defining system architectures, guiding technical execution, and ensuring compliance with aerospace certification and cybersecurity standards, while delivering reliable, high-performance systems for safety-critical environments.

BENEFITS:

Learn more at benefits.honeywell.com.

· Unlimited Vacation Plan with No Preset Maximums

· Flexible Hybrid Work Schedule

· Medical/Rx Health Savings Account (HSA)

· Dental/Vision

· Life Insurance

· Short/Long-Term Disability

· Employee Assistance Program (EAP)

· 401(k) Match

· Education Assistance

· Flexible Spending Accounts

· Parental Leave

· 12 Paid Holidays

KEY RESPONSIBILITIES:

• Develop C/C++ embedded Linux software for flight deck avionics, enabling tablet and cloud connectivity.
• Collaborate with cross-functional teams to deliver the final product.
• Validate system performance, security, and reliability in labs.
• Ensure compliance with DO-178C and DO-326A/356A standards.
• Provide technical guidance and support software improvements.

YOU MUST HAVE:

• Bachelor’s degree from an accredited institution in a technical discipline such as science, technology, engineering, or mathematics (STEM).
• 6+ years of experience in embedded systems development, preferably within aerospace or defense environments.
• 4+ years of experience developing on embedded Linux platforms, with an understanding of secure system design and secure communications (e.g., TLS/SSL, certificates, key management).

U.S. REQUIREMENTS:

• Due to compliance with U.S. export control laws and regulations, candidate must be a U.S. Person, which is defined as, a U.S. citizen, a U.S. permanent resident, or have protected status in the U.S. under asylum or refugee status or have the ability to obtain an export authorization

WE VALUE: (Nice to Have Qualifications)

• Experience working in safety-critical or mission-critical engineering environments.
• Practical knowledge of avionics protocols and standards, such as ARINC 429, ARINC 615A, ARINC 615-3, GDL90, and GDL52 is advantageous.
• Familiarity with DO-178C, DO-326A/356A, or similar aviation certification frameworks is beneficial.
• Understanding of Aircraft Gateway connectivity systems.
• Experience with CI/CD processes.

In addition to a competitive salary, leading-edge work, and developing solutions side-by-side with dedicated experts in their fields, Honeywell employees are eligible for a comprehensive benefits package. This package includes employer subsidized Medical, Dental, Vision, and Life Insurance; Short-Term and Long-Term Disability; 401(k) match, Flexible Spending Accounts, Health Savings Accounts, EAP, and Educational Assistance; Parental Leave, Paid Time Off (for vacation, personal business, sick time, and parental leave), and 12 Paid Holidays .For more Honeywell Benefits information visit: https://benefits.honeywell.com

The application period for the job is estimated to be 40 days from the job posting date; however, this may be shortened or extended depending on business needs and the availability of qualified candidates. Job Posted: January 07, 2026