As a Mechanical Design Engineer I here at Honeywell, you will design, implement, and manage complex systems that drive innovation and efficiency. Work on cutting-edge projects and ensure alignment with quality standards. You will report directly to our Mechanical Design Engineering Manager and you’ll work out of our Torrance, CA location on a Hybrid work schedule.
The Controls Systems (CS) Environmental Control Systems (ECS) organization has an immediate need for a System Engineer with strong analytical and problem-solving skills to work on various Air Transport, Regional, Business and Military aircraft.
As a Mechanical Design Engineer I here at Honeywell Aerospace, you will be responsible for designing, developing, and integrating complex systems to meet customer and business requirements. You will work collaboratively with cross-functional teams to ensure system performance, reliability, and compliance with industry standards.
You will report directly to our Mechanical Design Engineering Manager and you’ll work out of our Californian or Arizona location on a Hybrid work schedule.
In this role, you will impact the successful delivery of innovative system solutions that drive Honeywell’s competitive advantage and satisfy customer needs in a dynamic market environment.
ResponsibilitiesKEY RESPONSIBILITIES
- Develop and refine ECS performance models and simulations for air and vapor cycle systems, including validation and verification of system level steady state requirements
- Conduct thermodynamic, heat transfer, and fluid mechanics analyses to optimize system performance.
- Definition of system and equipment level key performance and generation/ validation of associated requirements.
- Creation and maintenance of system level steady state models including run time performance optimization, model validation against component and system test data, and generation of model documentation.
- Collaborate with engineering teams to integrate hardware and software components effectively
- Perform system validation, verification, and testing to ensure compliance with specifications
YOU MUST HAVE
- Bachelor’s degree in Mechanical, Chemical, Engineering Physics, or Aerospace Engineering or related engineering fields.
- Strong analytical and problem-solving skills
- 0 - 2 years of experience in mechanical, chemical, or related engineering fields
- Advanced degrees in Mechanical Engineering, Chemical Engineering, Systems Engineering or related technical field with emphasis on thermal management system modeling and analysis, in lieu of experience
WE VALUE
- Experience in thermal management system design and development
- Experience in systems modeling tools and software such as NPSS, SysML, MATLAB, or similar platforms for system analysis and design
- Ability to work effectively in cross-functional teams and manage multiple priorities
BENEFITS
Beyond a performance-driven salary, you'll work alongside dedicated experts on technology that's advancing aviation. As a Honeywell Aerospace employee, you're eligible for a comprehensive benefits package that includes:
- Employer-subsidized medical, dental, vision and life insurance
- Short-term and long-term disability coverage
- 401(k) match, flexible spending accounts and health savings accounts
- Employee assistance program and educational assistance
- Parental leave and 12 paid holidays
- Paid time off for vacation, personal and sick time
Explore your benefits: https://honeywellaerospacebenefits.com/
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.
The annual base salary range for this position is $82,000.00-$102,000.000. Please note that this salary information serves as a general guideline. Honeywell considers various factors when extending an offer, including but not limited to the scope and responsibilities of the position, the candidate's work experience, education and training, key skills, as well as market and business considerations.
ABOUT HONEYWELL AEROSPACE
Join a company that's reintroducing itself to the aviation community we've helped advance for more than a century. At Honeywell Aerospace (NASDAQ: HONA), we're launching as an independent, publicly traded aerospace and defense company built on a legacy of operational excellence and mission-focused execution.
Our new brand identity pairs that heritage with real momentum, as we build technology that helps pilots navigate with confidence, aircraft operate more efficiently, and operators stay ahead of change. With our systems on board 90% of the world's aircraft, your work here has reach that's rare to find anywhere else.
Honeywell Aerospace products and services are found on aircraft across commercial aviation, defense and space — from engines and cockpit electronics to cabin systems, mechanical components and connectivity solutions. Our technology helps operators fly more safely, reduce fuel consumption, improve on-time performance and deliver a better experience for the people on board.
As aviation continues to evolve, we're also developing systems to support autonomous and supersonic platforms, bringing the same focus on safety and efficiency to the next era of flight. With approximately 36,000 employees worldwide and net sales of $17.4B in 2025, Honeywell Aerospace is one of the largest dedicated aerospace companies in the world. Explore our businesses: https://www.honeywellaerospace.com
Focusing on our customers, investing in innovation, and building a culture of accountability and performance is how we're shaping what comes next.
Every horizon. Every mission. Every day.
THE BUSINESS UNIT
Control Systems
Control Systems provides a wide range of mechanical products and value-adding services to Honeywell Aerospace customers, including aircraft manufacturers and operators, and agencies of the U.S. government. The business develops and manufactures air and thermal systems, mechanical components, wheels and braking systems. It also manages and operates facilities for the Federal government. Every 5 seconds, an aircraft lands with Honeywell Wheels and brakes. The entire fleet of U.S military fighters and trainers use Honeywell Cabin Pressure Systems.
Honeywell is an equal opportunity employer. Qualified applicants will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, religion, or veteran status.
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. Posting Date: Month Day, Year or 08/26/2026
#LI-Remote / #LI-Hybrid / #LI-Onsite / #LI-9/80
Skills Required
- Bachelor's degree in Mechanical, Chemical, Engineering Physics, Aerospace Engineering, or a related engineering field
- Strong analytical and problem-solving skills
- 0–2 years of experience in mechanical, chemical, or related engineering fields
- Advanced degree in Mechanical Engineering, Chemical Engineering, Systems Engineering, or a related technical field emphasizing thermal management system modeling and analysis, in lieu of experience
- U.S. Person status, defined as a U.S. citizen, permanent resident, or person with protected asylum or refugee status
The Aerospace Corporation Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about The Aerospace Corporation and has not been reviewed or approved by The Aerospace Corporation.
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Retirement Support — The 401(k) plan provides a company‑paid contribution of 8–12% based on years of service with immediate eligibility and vesting, and eligible employees can access retiree medical benefits.
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Leave & Time Off Breadth — Paid time off includes 15 vacation days (rising to 20 after five years), nine paid holidays, and unlimited sick time for exempt employees with accruals for non‑exempt staff.
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Flexible Benefits — Flexible work models include a 9/80 schedule with alternating Fridays off, supported by backup care services, an EAP, relocation assistance, and home‑office stipends where applicable.
The Aerospace Corporation Insights
What We Do
The space enterprise has been transformed by rapid change and growth. New vehicles for national security space, a more rapid launch cadence, proliferated satellite constellations, the pursuit of interplanetary exploration, and thriving commercial ventures are changing the nature of the space industry. The Aerospace Corporation (Aerospace) is a leading architect for U.S. space programs, shaping efforts to outpace threats to our national security while cultivating the technologies needed to further this new era of space commercialization and exploration. Aerospace works across the space enterprise in service of the public interest. In addition to supporting the Department of Defense and the Intelligence Community, our customers include NASA, NOAA, numerous federal agencies, and commercial space — all of whom benefit from our deep technical knowledge. We only pursue business related to the space mission and complementary fields, operating as the nation’s trusted partner to solve the toughest challenges and develop reliable and innovative technologies. Innovation in space occurs when people have the freedom to imagine and do. At Aerospace, we take pride in our readiness to solve some of the most complex challenges in the space enterprise.
Why Work With Us
We are a non-profit corporation chartered by the government to work on the hardest problems in space. We employ technical experts in every discipline of space-related science and engineering who touch every part of the US space program. Come join us as we make an impact bigger than ourselves.
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