17d ago
New

Senior Mechanical Engineer – Structural/Thermal Analysis and Design (Onsite)

Us-Fl-Largo-382ss ~ 7887 Bryan Dairy Rd. ~ Bldg 100senior
EngineeringMechanical Engineer
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Quick Summary

Key Responsibilities

Communicate technical topics and issues in a clear and concise manner to both technical peers as well as non-technical team members. Conduct and provide constructive feedback during peer reviews.

Requirements Summary

The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S.

Technical Tools
EngineeringMechanical Engineer
2026-09-15
United States of America
US-FL-LARGO-382SS ~ 7887 Bryan Dairy Rd. ~ BLDG 100
Onsite

Requirements

~2 min read
The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
  • The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience.

  • Experience with thermal issues using computational fluid dynamics software (ANSYS Icepak or comparable).

  • Previous experience with modal analysis, internal stress loading, fatigue, and margins of safety calculations and documentation, as well as with finite element analysis software for structural considerations (ANSYS Mechanical or comparable).

  • Prior knowledge of PLM/PDM software, PTC Windchill, and 3D CAD software (preferably PTC Creo).

  • Active DoD security clearance or Top Secret Clearance.

  • Practical skills in designing electronics packaging designs (enclosures and/or racks) with strict size, weight, and power (SWaP) criteria, as well as environmental (static and dynamic) mitigation.

  • Previous experience with designing printed circuit boards (PCBs) and supporting non-mechanical duties like component layout and selection to guarantee mechanical environmental considerations are fulfilled.

  • According to ASME Y14.5 standards, interpret Geometric Dimensioning and Tolerancing (GD&T).

  • Previous experience with military standards such as MIL-STD-810 and MIL-STD-1472.

  • Extensive knowledge of Jira-driven hardware development techniques and abilities designing and qualifying devices for extreme environments.

DoD Clearance: Secret
Active and existing security clearance required after day 1

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

The Strategic Defense Solution (SDS) team is seeking a highly motivated Senior Level Mechanical Engineer that enjoys contributing to the analysis, design updates, and documentation of military equipment. This individual will provide structural analysis to the design groups as well as design inputs, changes, and considerations as required. This position will require working with other mechanical engineers to properly analyze, document, and report analysis findings to customers in the form of deliverable items that support downstream military applications and certifications.

This is an onsite position located in Largo, FL.

Nice to Have

~1 min read

Responsibilities

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    Communicate technical topics and issues in a clear and concise manner to both technical peers as well as non-technical team members.

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    Conduct and provide constructive feedback during peer reviews. Mentor and document knowledge to provide technical guidance to both members of own team and beyond.

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    Work proactively with an integrated product team (IPT) to identify risks and opportunities.

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    Coordinate with and contribute to design teams on designs to ensure robust design choices and compliance with program requirements for environmental needs, such as shock, vibration, and crash loading per MIL-STD-810 loads.

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    Document results from analyses both for internal and external customers such that data can be easily referenced in the future or support customer certification on military platforms.

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    Participate in and lead investigations into highly complex, open-ended tasks. Search for and identify root cause of issues.

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    Create military compliant designs that incorporate custom machined/sheet metal parts with a selection of commercial off the shelf items as required.

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    Work with designers and drafters to create, modify, and release documentation such as part and assembly drawings.

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    Contribute to testing activities to verify product requirements compliance and correlation to relevant analyses.

Click on this link to read the Policy and Terms

What We Offer

~1 min read

Some of our competitive benefits package includes:   

✓Medical, dental, and vision insurance
✓Three weeks of vacation for newly hired employees
✓Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
✓Tuition reimbursement program
✓Student Loan Repayment Program
✓Life insurance and disability coverage
✓Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
✓Birth, adoption, parental leave benefits
✓Ovia Health, fertility, and family planning
✓Adoption Assistance
✓Autism Benefit
✓Employee Assistance Plan, including up to 10 free counseling sessions
✓Healthy You Incentives, wellness rewards program
✓Doctor on Demand, virtual doctor visits
✓Bright Horizons, child and elder care services
✓Teladoc Medical Experts, second opinion program
✓May be eligible for relocation
✓And more!

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. 

Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

Location & Eligibility

Where is the job
Us-Fl-Largo-382ss ~ 7887 Bryan Dairy Rd. ~ Bldg 100
On-site at the office
Who can apply
Same as job location

Listing Details

Posted
September 16, 2026
First seen
October 2, 2026
Last seen
October 2, 2026

Posting Health

Days active
1
Repost count
0
Trust Level
24%
Scored at
October 3, 2026

Signal breakdown

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Senior Mechanical Engineer – Structural/Thermal Analysis and Design (Onsite)