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Senior Mechanical Engineer; Onsite

Job in Largo, Pinellas County, Florida, 34640, USA
Listing for: Prattwhitney
Full Time position
Listed on 2026-09-03
Job specializations:
  • Engineering
    Mechanical Engineer, Systems Engineer
Salary/Wage Range or Industry Benchmark: 86800 - 165200 USD Yearly USD 86800.00 165200.00 YEAR
Job Description & How to Apply Below
Position: Senior Mechanical Engineer (Onsite)

Date Posted:  Country:
United States of America

Location:

US-FL-LARGO-382SS ~ 7887 Bryan Dairy Rd. ~ BLDG 100 Position Role Type:
Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements:
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 Security Clearance Type:
DoD Clearance:
Secret Security Clearance Status:
Active and existing security clearance required after day 1

What You Will Do
  • Perform mechanical design, development, analysis and documentation of components and assemblies in accordance with system requirements.
  • Provide support to production and suppliers during product integration.
  • Interface with the broader organization to develop design solutions and resolve technical challenges. This can include engineering managers, engineers, designers, and structural/thermal analysts, other disciplines, program management, suppliers, and external customers.
  • Work with limited supervision and meet commitments for assigned schedule, financial, and technical goals.
  • Support and participate in reviews and conduct trade studies to make sound technical decisions.
  • Apply knowledge and experience in technical problem solving and hardware development in a fast paced, team environment.
  • Mentor and guide less experienced engineers.
Qualifications
  • Experience designing and developing hardware, ranging from concept definition through detailed design and transition to production or product support.
  • Demonstrated experience in mechanical design, product development, material selection, and manufacturing processes.
  • Experience with CAD design tools and associated product data management tools.
  • Experience solving technically challenging problems within aggressive timelines.
  • 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.
  • 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.
  • Experience with design, fabrication, and integration of electronic assemblies, circuit card assemblies, structural components, equipment packaging and layout, and military defense systems.
  • CREO CAD system experience and PDM or similar product data management tools.
  • Previous experience with structural and/or thermal analysis using ANSYS, Flotherm and/or other analytical tools.
  • Knowledge of geometric dimensioning and tolerancing and ASME Y14.5.
  • Demonstrated hands‑on mechanical aptitude.
  • Prior defense industry experience, designing and solving problems for high reliability systems operating within harsh military environments.
  • Working knowledge of military and commercial design, materials, and process specifications.
  • Experience diagnosing and resolving hardware issues during prototyping, production and test.
  • Experience with EVMS or other professional exposure to similar budget tracking systems.
  • ACTIVE Secret Security Clearance or higher.
  • Advanced degree in mechanical engineering.
What We Offer
  • 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,  protection
  • Birth, adoption, parental leave benefits
  • Carrot Health to hormonal health, fertility, and family building 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
  • May be eligible for Relocation
  • Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays.
  • Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement.
Mission Systems

Mission Systems:
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, miss ionized systems for…

Position Requirements
10+ Years work experience
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