Mechanical Engineer III
Sierra Nevada Corporation
Do you enjoy designing and developing innovative solutions to solve tough problems? Join our team to deliver technological solutions in a rapid and agile production environment. As a Mechanical Engineer III, you will lead the design, development, testing, and deployment of advanced mechanical systems for aerospace and defense applications. This role requires in-depth expertise in mechanical engineering and the ability to manage multiple projects simultaneously.The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations – with an unrivaled record of on time and on (or under) budget deliveries.Responsibilities:Lead the design and development of advanced mechanical systems and components.Perform complex analyses and simulations to validate and optimize designs.Develop and oversee the execution of detailed test plans and procedures.Review and approve technical documentation and reports.Collaborate with cross-functional teams to ensure successful integration of mechanical systems.Mentor junior engineers and provide technical guidance.Qualifications You Must Have:Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.6+ years of experience in mechanical engineering or a related role.Higher level relevant degree may substitute for experience.Advanced understanding of mechanical design principles and computer-aided design (CAD) software.Practical knowledge of engineering principles and practicesExperience with Computer Aided Engineering toolsExperience working in multi-disciplinary design and development teamsThe ability to obtain and maintain a Secret U.S. Security Clearance is requiredQualifications We Prefer:Master’s degree in a related field.Understanding of applying and interpreting Geometric Dimensioning and Tolerancing (GD&T) per ASME Y14.5Background in the Aerospace and Defense IndustryKnowledge of industry-standard mechanical design principles, to include, but not limited to parametric design, model-based definition, material hardware selection, manufacturing, and production processesKnowledge of environmental requirements for components utilized in aircraft and space applicationsExperience providing technical guidance to a diverse team of engineers on issues related to mechanical engineeringExperience with manufacturing, production, and product support to include disposition of engineering non-conformancesFamiliarity with FAA , NASA, and/or DoD design and construction regulationsEssential Functions:Ability to work on a computer for extended periods.Occasional travel may be required.Ability to work in an office or hybrid environment.Applying systematic and logical problem-solving techniques to develop mechanical designsClearly convey technical information, design specifications, and project updates to team members, stakeholders, and managementAbility to understand technical documents, designs and test reports.This posting will be open for application for a minimum of 5 days and may be extended based on business needs.SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.IMPORTANT NOTICE: This position requires the ability to obtain and maintain a Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.Learn more about the background check process for Security Clearances. SNC is a global leader in aerospace and national security committed to moving the American Dream forward. We’re known and respected for our mission and execution focus, agility, and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation’s most critical security needs. If you are mission-focused, thrive in collaborative environments, and want to make our country stronger with state-of-the-art technologies that safeguard freedom, join our team!SNC is an Equal Opportunity Employer committed to an environment free of discrimination. Employment decisions are made based on merit without regard to race, color, age, religion, sex, national origin, disability, status as a protected veteran or other characteristics protected by law.SummaryLocation: Plano, TXType: Full time
$97k - $127k
...and offers a supportive environment for career development. Come, stay, and grow with us.What Drives SuccessWe are seeking a Mechanical Engineer III to lead the design, development, and validation of HVAC systems and components, including evaporator coils and air handlers...SuggestedTemporary work- ...Mechanical Engineer IIIDPP is seeking a Mechanical Engineer III for an opportunity with our client in the Aerospace & Defense industry. Work location: Onsite in Plano, TX Duration: 12 months Terms: W2 position Position summary:As a Mechanical Engineer III, you will research...Suggested
$97k - $127k
...Mechanical Engineer III Lennox provides our residential and commercial customers with industry-leading climate-control solutions. At Lennox, we win as a team, aiming for excellence and delivering innovative, sustainable products and services. Our culture guides us and...SuggestedTemporary work- ...No C2C or 3rd Parties *** Summary The Ash Group is hiring a Mechanical Engineer (24528) for our client, a high-tech aerospace and defense contractor... ...100% vesting. Duration: 12-months Mechanical Engineer III responsible for designing heavy structural modifications for...SuggestedHourly payContract workFor contractorsImmediate start
- ...to solve tough problems? Join our team to deliver technological solutions in a rapid and agile production environment. As a Mechanical Engineer III, you will lead the design, development, testing, and deployment of advanced mechanical systems for aerospace and defense...SuggestedWork at office
- Sierra Nevada Corporation in Plano, TX seeks a Mechanical Engineer III to lead design, development, and testing of advanced mechanical systems for aerospace applications. The role calls for a Bachelor’s in Mechanical or Aerospace Engineering, 6+ years of experience, and...Work at office
$97k - $127k
...offers a supportive environment for career development. Come, stay, and grow with us. What Drives Success We are seeking a Mechanical Engineer III to lead the design, development, and validation of HVAC systems and components, including evaporator coils and air handlers...Temporary work- ...Dream, Innovate, Inspire and Empower the next generation to transform humanity through technology and imagination! As an Electrical Engineer III, you will lead the design, development, and validation of electrical/electronic systems for aerospace and defense projects. You...Full timeWork at office
- ...materials and systems, join our amazing team! As a Structural Engineer III, you will lead the design, analysis, and certification of... ...Qualifications You Must Have:Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, Civil Engineering, or a related field.6+ years...Full timeWork at office
$97k - $127.05k
...industry-leading HVAC products. If you enjoy solving complex engineering challenges, collaborating with global suppliers, and bringing... ...to product.#LI-onsite #LI-JM1What We Are Looking ForB.S. in Mechanical or Metallurgy Engineering. M.S. Preferred.5+ years’ work experience...Temporary workWork experience placementWork at officeMonday to Friday- ...materials and systems, join our amazing team! As a Structural Engineer III, you will lead the design, analysis, and certification of... ...You Must Have: ~ Bachelor's degree in Aerospace Engineering, Mechanical Engineering, Civil Engineering, or a related field. ~6+ years...Full timeFor contractorsWork at officeImmediate start
$59.27 per hour
...Structural Engineer III Job Number: 366924 Category: Aerospace Description: Job Title: Structural Engineer II Location: Plano... ...hand calculation methods. *Knowledge of industry-standard mechanical design principles, to include, but not limited to parametric...Local areaImmediate start- ...Structural Engineer III Plano, TX 3 Openings Pay: $59.26 12 months+ As a Structural Engineer, you will be using your skills and expertise to design, evaluate, and certify our cutting edge products and services. These cover a very wide range from advanced mission payloads...
- Pape-Dawson Engineers, Inc. is seeking an Engineer III in Water/Wastewater to support planning, design, analysis, and delivery of projects under the guidance of a licensed PE, with the potential to mentor junior staff. The role emphasizes applying engineering judgment...Work at office
$59.29 per hour
...Johnson Service Group is seeking a highly skilled and experienced Mechanical Engineer for a 12-month contract position in the Plano, TX area.... ...felony charges or convictions. Job Title: Mechanical Engineer III Pay Rate: $59.29/hr Start Date: 09/15/2026 Location: Plano,...Weekly payContract workFlexible hours- We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorgan Chase within the Commercial and Investment Bank, you serve as a seasoned member of an agile team to design and deliver...
$108k - $148.5k
...Who We Are Applied Materials is a global leader in materials engineering solutions used to produce virtually every new chip and advanced display in the world. We design, build and service cutting-edge equipment that helps our customers manufacture display and semiconductor...Full timeRelocation- HNTB Corporation in North Texas is seeking a Roadway Engineer III to produce and modify design calculations, technical reports, and roadway plans for transportation projects in the Dallas/Fort Worth area. You will work with project managers and discipline leads to deliver...
- ## Engineer III - Water/WastewaterApplylocations: Plano, TX: McKinney: Fort Worth, TXtime type: Full timeposted on: Posted 2 Days Agojob requisition id: JR101397**Job Description:****Overview**This position supports the planning, design, analysis, and delivery of engineering...Work at officeMonday to Friday
- Staff Engineer - HVAC Performance - Plano, TexasIntertek, a leading provider of quality and safety solutions to many of the world’s top... .... Minimum Requirements & Qualifications:Bachelor’s degree in Mechanical Engineering Electrical Engineering degree considered with...Work at officeWorldwide
- OSI Systems, Inc. in Richardson, TX, is seeking a Mechanical Engineer III to design and test mechanical and electromechanical products. You will evaluate systems, develop manufacturing processes, ensure quality, and prepare reports while maintaining regulatory compliance...
- We have an exciting and rewarding opportunity for you to take your Technology career to the next level.As a Software Engineer III at JPMorgan Chase within the Corporate Sector - Chief Technology Office - Intelligent Solutions Product Line team, you serve as a seasoned...Work at office
- Transwestern is seeking a Building Engineer in Richardson, TX to handle maintenance and repair tasks for commercial buildings. The role requires at least three years of experience in building maintenance and expertise in HVAC systems, troubleshooting, and energy management...Full time
$20 - $27.5 per hour
...Job Title Applied Materials is a global leader in materials engineering solutions used to produce virtually every new chip and advanced... ...TIER II start-ups within established time frames. Assists on TIER III start-ups. Provides technical assistance to less experienced...Full timeContract workRelocation- ...Project Engineer IIICECO Environmental is a global leader in providing sustainable solutions... ...sustainable future.The Project Engineer III is responsible for planning, coordinating... ...assigned.Required Qualifications:BS degree in Mechanical or Structural Engineering.Must have 8+...
- A leading provider of power solutions is seeking a Telecommunications Installer DC (Level III) to work remotely, with occasional travel to customer sites. The role involves adding or removing wiring and connections on DC power equipment, leading small projects, and ensuring...Remote job
- What We're Looking ForJoin HNTB as Roadway Engineer III in North Texas where you can create a career that is meaningful to you while building communities that matter to all of us! Our office has an extensive history delivering exciting and complex transportation projects...Full timeWork at office
$107.5k - $204.5k
...of aerospace and defense.The Strategic Defense Solution (SDS) team in Richardson, TX is seeking a highly motivated Principal Mechanical Engineer that is passionate about the design, development, and integration of dynamic electro-mechanical systems. In this role you will...Temporary workWork experience placementWork at officeRemote workRelocationRelocation packageFlexible hours- Belcan is seeking a Mechanical Engineer III to research, design, develop, test and certify mechanical systems for advanced aerospace and defense applications. You will contribute across the full product lifecycle, from concept to deployment, working on diverse payloads...
- Johnson Service Group in Plano, TX is seeking a Mechanical Engineer III for a 12-month contract. This role focuses on researching, designing, testing, and improving advanced mechanical systems in aerospace/defense contexts. Candidates should hold a BS in Mechanical Engineering...Contract work
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