Mechanical Engineer II (Onsite)

Collins Aerospace; Largo (FL); On-site; USD 69,000 - 131,000; Full time

Benefits offered by this job

Medical insurance

Vacation days

401(k) with match

Tuition reimbursement

Relocation assistance

Job summary

Collins Aerospace in Largo, FL is seeking a Mechanical Engineer II to join an IPT and drive hardware design, analysis, and production support for DoD-grade systems. You will work with system, hardware, and software engineers to advance circuit card assemblies, electronic assemblies, and reflector antennas.

The role requires a STEM degree with 2+ years of relevant experience, CAD experience (CREO) and PDM, and the ability to obtain/maintain US security clearance.

Qualifications

• Experience designing and developing hardware across product development phases.
• Experience with CAD tools and product data management.
• Ability to obtain/maintain DoD security clearance and U.S. citizenship.

Responsibilities

• Mechanical design, development, analysis and documentation of components and assemblies.
• Provide production and supplier support during integration.
• Interface with the organization to develop design solutions and resolve technical challenges.
• Support reviews and trade studies to make sound technical decisions.
• Apply knowledge in hardware development within a fast-paced team.

Skills

Hardware design

CAD tools

Problem solving

Team collaboration

Security clearance eligibility

Education

STEM degree

Advanced degree

Tools

CREO CAD

ANSYS

Flotherm

PDM tools

Job description

Location: US-FL-LARGO-382SS ~ 7887 Bryan Dairy Rd. ~ BLDG 100

Date Posted: 2026-08-31

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

Are you up for a challenge? Mission Systems Engineering is a leader in the mechanical and electrical hardware design, development, and production of DoD and Government Communications Systems. The department supports customers for Land, Sea, and Airborne Programs for our US military and various international customers, keeping the world safe from foreign threats.

The department is seeking motivated and driven mechanical engineers with technical expertise and experience in hardware design, analysis, integration and production support. As a Mechanical Engineer II, you will be a member of a multi-disciplinary Integrated Program Team (IPT) consisting of System, Hardware and Software Engineers. Your work can support development of next generation systems, design enhancements, upgrades for existing products, and transition to production efforts. Product areas can include circuit card assemblies, electronic assemblies, and reflector-type antennas for communications systems.

What You Will Do

• You will perform mechanical design, development, analysis and documentation of components and assemblies in accordance with system requirements
• You will provide support to production and suppliers during product integration
• You will 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
• You will support and participate in reviews and conduct trade studies to make sound technical decisions
• You will apply knowledge and experience in technical problem solving and hardware development in a fast paced, team environment undefined

Qualifications You Must Have

• Experience designing and developing hardware, with some exposure to the different phases of product development (concept design, detailed design, production, product support)
• 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
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 2 years of prior relevant experience or an Advanced Degree in a related field
• 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

Qualifications We Prefer

• 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
• 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 illnessinsurance, group legal, ID theft 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
• And more!

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in‑person at one of our office locations, regardless of whether the role is designated as on‑site, hybrid or remote.

The salary range for this role is 68,900 USD - 131,100 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective‑bargaining agreement.

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. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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