Senior Mechanical Engineer

LTA Research

Sunnyvale, USonsite$135k-$160k/yrPosted Jul 24, 2026
Posting intelligenceActively listed

About the role

This role will design and develop complex mechanical, thermal, and fluid systems for flight and ground equipment, working across cross-functional engineering teams to validate system integrations and support manufacturability from design through qualification testing.

Responsibilities

Design and develop complex mechanical, thermal, and fluid systems for flight and ground equipment

Validate mechanical and fluid systems through structural and thermal analyses, using classical engineering methods and advanced simulation tools

Create detailed manufacturing drawings incorporating GD&T (ASME Y14.5) standards

Interface with cross-functional engineering teams to verify system integrations meet requirements and performance metrics

Collaborate with manufacturing engineers and external machine shops to ensure components are optimized for manufacturability and assembly

Build test plans, oversee qualification testing, and analyze data for mechanical, thermal, and fluid systems

Present engineering solutions and analysis results during cross-departmental design reviews

Investigate and resolve non-conformances and failures through root cause analysis

Qualifications

Bachelor of Science in Mechanical or Aerospace Engineering

5+ years of professional engineering experience in mechanical or aerospace industries

Proficiency in CAD modeling and creating drawings with SolidWorks (or similar)

Experience working with PDM/PLM tools

Strong understanding of engineering fundamentals, including mechanics of materials, thermodynamics, and fluid dynamics

Demonstrated experience in end-to-end design and sizing of mechanical structures, thermal management systems, and fluid routing components

Demonstrated experience with GD&T and traditional manufacturing processes

Experience working with Finite Element Analysis in FEMAP/Nastran (or similar)

Preferred Qualifications

Master's degree in Mechanical or Aerospace Engineering

Demonstrated experience designing highly loaded/lightweight structural components (including composite and metallic)

Demonstrated experience with coupled thermo-mechanical systems, active thermal management solutions, and high-pressure fluid routing for extreme environments

Expert-level use of Finite Element Analysis tools

What We Offer!

Relocation assistance

Excellent medical, dental, and vision insurance through a PPO plan (100% premium paid for individuals, ~70% for dependents)

Company-paid life, AD&D, long-term disability, and short-term disability insurances

Parental leave

Generous PTO + 10 paid holidays

401(k) matching up to 6%

Lunch and snacks provided every day, including accommodations for all dietary restrictions

Monthly wellness stipend

Monthly cell phone stipend

Yearly education stipend to obtain certifications or take classes in your field

Fun events, swag, and the occasional airship ride

An opportunity to change the world and work with some of the smartest and the most talented experts from different fields

Compliance Requirements

Criminal background check clearance

Drug test clearance wherever applicable

The base salary range for this role is $135,000 - 160,000, which is determined based on experience, geography, and qualifications. The base salary is one component of the total compensation package, which includes a very competitive annual bonus, 401K Match, and other generous benefits. While we believe competitive compensation is a critical aspect of your decision to join us, we do hope you also spend time considering why our mission and culture are right for you.

SMS Text Messaging (10DLC Compliance)

LTA RESEARCH may communicate with applicants and users via SMS (text messaging) for purposes related to job applications, interview scheduling, and other recruitment updates. By providing your phone number through our application or contact forms, you consent to receive such communications.

We do not use SMS for marketing purposes, and we will never sell, rent, or share your phone number with third parties for their promotional use.

Message Frequency & Opt-Out:

Message frequency may vary depending on your application status. Standard message and data rates may apply. You can opt out at any time by replying STOP to any message. For assistance, reply HELP.

Consent & Privacy:

Your consent to receive SMS messages is not a condition of employment. All data collected through text messaging is handled accordance with our Privacy Policy and applicable data protection laws, ensuring your personal information is kept secure and confidential.

LTA Research & Exploration welcomes all candidates to apply including those with limited experience. We understand that candidates with a growth mindset and passion for working on the next chapter in aviation advancement can outweigh experience alone. We celebrate diverse origins and journeys and understand their importance in developing new technology. Rooted in our humanitarian mission, we want to serve the entire globe and have a team that represents those we wish to serve.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Compensation

This Software Engineer role pays $135k-$160k/yr. Within typical range for software engineer roles in United States.

Questions about this role

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Compensation for Software Engineer roles in United States varies widely by seniority, employer size, and remote vs onsite arrangement. Check the salary range on this listing when published, or browse our Software Engineer hub for United States medians across recent openings.

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