Mechanical Engineer II
$104k - $151.1kPAE
The Opportunity PAE is seeking a strategic and technically accomplished Lead Mechanical Engineer in our San Francisco or Los Angeles office, to spearhead project teams and drive the technical excellence of our mechanical systems. In this pivotal role, you will transition from individual design work to high-level project oversight, providing the engineering direction and mentorship necessary to bring complex projects from initial concept through final construction. You will serve as a primary technical voice, ensuring that HVAC, Plumbing, and Fire Protection designs are innovative, compliant, and seamlessly integrated with other engineering disciplines. Who We Are PAE is an engineering and design firm that turns complex challenges into reality. By leveraging the latest technologies, we solve problems in unique ways, and our designs enable buildings and communities to be more resilient and efficient. PAE is trusted by our clients in every aspect of a project's lifespan, from idea to occupancy. We set ambitious goals backed by analysis to significantly conserve water and energy while balancing costs and long-term operational needs. As a B Corp, we measure success by the benefits our projects provide to our clients, our communities, and our planet. We embrace innovation, transparency, sustainability, and lifelong curiosity. What You'll Do Oversee the preparation of deliverables and documents including narratives, calculations, drawings and specifications Able to effectively communicate design options to a diverse stakeholder group Provide engineering direction, mentorship and guidance for the project team Independently evaluate and apply engineering judgment, techniques, and procedures to complete a project from concepts through construction Oversee mechanical load calculations Complete the project within the budget and schedule Knowledge of other disciplines and direct interdisciplinary coordination Provide updates to master specifications; provide input into standards Apply knowledge of building codes, industry standards and mechanical engineering design principals Perform engineering calculations and equipment selection Provide opinions of probable construction costs Perform site visits and issues reports Implement the project quality management plan (QMP) Perform other duties as assigned What You Bring Bachelor’s Degree in Engineering for discipline work Relevant Professional Credential (i.e., PE) preferred Requires a minimum of 2-4 years Mechanical Design or 3-5 years’ related work experience Advanced understanding of mechanical engineering concepts, HVAC, Plumbing, Fire Protection and Energy Modeling Thorough understanding of project phases and their associated deliverables Develop the ability to assemble and run a team Strong delegation skills Effective written and verbal communication skills Attention to detail and advanced organizational skills Microsoft Office Suite Revit/AutoCAD What We Offer Hiring Base Salary Range: $104,000-$151,100 annual This position is eligible for time and a half overtime pay The base salary is one component of PAE’s competitive compensation package for employees. We take into consideration a variety of factors including but not limited to skills, abilities, experience, education, credentials, internal equity and geographic location in determining exact salary offered. At PAE, employees are eligible for annual compensation reviews based on performance and business needs. The above range represents PAE's good faith and reasonable estimate of the range of possible compensation at the time of posting. Employer paid health insurance (medical, dental, vision) Annual 401k profit sharing based on company profit for the year and account contribution Professional development reimbursements including state registration and professional association dues Employer paid commuter/parking stipend Cell phone stipend Life insurance and disability benefits Hybrid work schedule Employee Assistance Program 9 paid holidays including an additional employee-selected day Paid time off for sick leave, family leave, community service, holidays and vacation To learn more about our comprehensive benefits package, visit This information is provided per the Equal Pay Act Our commitment to pay equity PAE is a JUST label certified company; we demonstrate JUST label requirements within pay equity. Pay scales should meet or exceed applicable legislated wage requirements and industry standards and compensate, on the same basis, all individuals performing the same or similar work and work of equal value. We are committed to the principle of pay equity – paying employees equitably for substantially similar work. To learn more about pay equity and our commitments to equitable business practices, you may view our JUST label certification here: Living Future: Just Label Certification. What We’re Made Of Founded in 1967, PAE is a leading sustainable engineering and consulting firm on a mission to deliver clean air, energy, and water for all. We specialize in mechanical, electrical, and plumbing engineering, building performance analysis, technology design, and lighting design (LUMA). PAE designs some of the nation's highest-performing and most regenerative built environments across the U.S., from Living Buildings to all-electric buildings and beyond. Learn more at pae-engineers.com. Our portfolio includes over 100 LEED Platinum projects as well as dozens of projects that have either achieved or are pursuing the Living Building Challenge, Passive House, Architecture 2030, Carbon Neutral, Net Zero Energy, and Net Zero Water. Fine Print Please note that resumes received from third party recruiters or agencies will not be accepted unless requested directly by PAE Talent Acquisition and with a prior signed fee agreement. If candidates without a previously signed recruiter fee agreement are submitted, PAE reserves the right to engage with and hire those candidate(s) without any obligation financial or otherwise to the recruiter or agency. In order to provide equal employment and advancement opportunities to all individuals, employment decisions at PAE will be based on merit, qualifications and abilities. PAE does not discriminate in employment opportunities or practices on the basis of race, color, religion, gender (sex), national origin, age, veteran status, sexual orientation, gender identity, physical characteristics historically associated with race, disability, genetic information or any other characteristic protected by applicable law. PAE will make reasonable accommodations for qualified individuals with known disabilities unless doing so would result in an undue hardship. This policy governs all aspects of employment including: selection, job assignment, compensation, discipline, termination and access to benefits and training. #J-18808-Ljbffr PAE
$75.8k - $144.2k
...connected world. Discover opportunities to make a difference at RTX. The Airborne Radar Design Department is currently seeking Mechanical Engineer II for the Processors and Electronic Packaging and the Antenna and Electronics Packaging sections in El Segundo, CA. The...SuggestedFull timeTemporary workWork experience placementInternshipWork at officeRemote workRelocationFlexible hours$100k - $121k
Mechanical Engineer II Lead end-to-end mechanical design of satellite hardware from concept to field support Location: El Segundo, California, United States Compensation: $100,000 - 121,000 USD / year Job Tags: Hardware About The Role At CesiumAstro, we are developers...SuggestedFull timeWork experience placementLocal area$115k - $185k
...Department of Energy. About the Role As the Responsible Engineer for Reactivity Controls – Mechanical, you will lead the design, development, testing, and... .... Salary Range ~ Mechanical Design Engineer II - $115,000 - $150,000 Culture At Antares, we...SuggestedPermanent employmentFull timeContract workWeekend work- Mechanical Engineer IILocation: Los Angeles, CA (Onsite)Compensation: $95,000-$120,000k (depending on experience)About the RoleAs a Mechanical Engineer II within SprintRay’s Hardware R&D team, you will drive all phases of a project from concept to manufacturing to end...Suggested
- ...Job Description Insight Global is seeking a Mechanical Design Engineer II to join the Accurate Landing Team, focused on the development of next-generation reentry and recovery systems. This individual will play a critical role in designing and building mechanical...SuggestedShift work
$100k - $121k
CesiumAstro in El Segundo, California, is seeking a Mechanical Engineer II to lead the mechanical design of satellite hardware from conception to field support. Ideal candidates will possess strong skills in electronics packaging design, CAD, and mechanical simulations...Full time$85.6k - $107k
Mechanical Engineer II, Charging & Energy Rivian | Rivian | Posted Mar 16 Apply Full-time Advanced (5-10 yrs) About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions‑free Electric Adventure Vehicles we build, and the...Full timePart timeLocal area$85.6k - $107k
Rivian is seeking a Mechanical Engineer II for its Charging & Energy division located in Torrance, California. The role focuses on mechanical design, collaborating with various teams to optimize product architecture and ensure quality in manufacturing. The ideal candidate...$110k - $140k
Compensation $110,000 - $140,000 / year Department Vehicle Engineering Location Redondo Beach Description As a Mechanical Engineer II at Impulse for our Vehicle Engineering Team, you are responsible for the design, build, test/analysis & integration of your hardware...Permanent employmentFull time$106k - $150k
...and NASA, Inversion is pushing the boundaries of what’s possible in space‑based defense and logistics. What You’ll Do As a Mechanical Engineer II at Inversion, you will play a critical role in the design, functionality, and performance of our next‑generation reentry...Permanent employmentWork at office- Helogen in Los Angeles, CA is seeking a Mechanical Engineer II to design and develop spaceflight bioinstrumentation hardware from concept to deployment. You will own hardware development and work with a small, cross-functional team to iterate rapidly and scale fabrication...
$140k - $160k
The Role: Helogen is seeking a Mechanical Engineer II in Los Angeles, CA to design and develop the spaceflight bioinstrumentation hardware that enables scientific research and manufacturing in space. You'll be joining a resourceful and scrappy team that includes a Mechanical...Permanent employmentRelocationFlexible hours- SprintRay is seeking a Mechanical Engineer II in Los Angeles, onsite, with 2+ years in product development. You will drive concepts to manufacturing, collaborate with cross-functional teams, and develop prototypes, experiments, and manufacturing-ready solutions. The role...
- Impulse Space in Redondo Beach is seeking a Mechanical Engineer II for the Vehicle Engineering team. You will own the hardware development lifecycle, from concept to launch, including cradle-to-grave design, analysis, and integration of primary/secondary structures and...
$115k - $150k
...and the Department of Energy. About the Role As the Thermal-Mechanical Engineer for Integration of the Power Conversion System (PCS), you will... ...2+ years of full-cycle engineering experience for Engineer II Experience performing thermal analysis (hand calculations and...Permanent employmentContract workWeekend work$115k - $140k
...field deployment, with a strong emphasis on real-world impact and long-term sustainability. About the Role As a Mechanical Engineer, Level II, you will help design, build, and test the machines at the core of Verustruct’s robotic construction platform. Working closely...Full timeInternshipRelocationRelocation packageFlexible hours$119.54k - $152.75k
...space ecosystem.About this RoleAs the Thermal Hardware and Test Engineer II, you will be responsible for hardware design, build, and test... ...thermal and fluid systems. This is a hands-on role, spanning mechanical, electrical, fluid, and control disciplines with...Permanent employmentFull timeImmediate startRelocation packageFlexible hours- Antares seeks a Thermo-Mechanical Engineer II to own the thermal management of the Power Conversion System, guiding the heat budget from the overall system to insulation on hot sections. You will define the heat rejection and cold-sink architecture, size the recuperator...Temporary work
- Antares is seeking a Thermal-Mechanical Engineer II to own heat movement and thermal budget for the Power Conversion System. Role involves sizing heat rejection, insulation, instrumentation, and thermal interfaces across PCS components, reactor and safety systems. You...
- Antares in Torrance, CA is seeking a Thermo-Mechanical Engineer II to own the thermal design of the Power Conversion System, including heat transfer, insulation, and safety interfaces. You will size recuperators, manage heat budgets, and drive instrumentation placement...Temporary work
- Siemens Healthineers is seeking a Customer Service Engineer II to service Medical Diagnostic Equipment in the Corpus Christi region. You will install, troubleshoot, repair, and perform preventative maintenance with minimal supervision, while delivering training and ensuring...
$106k - $150k
Inversion in Playa Vista, CA is seeking a Mechanical Engineer II to design next-generation reentry vehicles. The position requires strong skills in mechanical design, CAD software, and experience in aerospace engineering. Responsibilities include owning mechanical design...- ...collaborative, energetic, and forward-thinking individuals to join our team. We are looking to add a Principal Power Electronics Engineer II to our team. If you enjoy working in a startup environment and are passionate about developing leading-edge power electronics for...Permanent employmentFull timeContract workWork experience placementLocal area
- ...The Opportunity: Mattel is currently seeking a Quality Engineer II in El Segundo, CA. This role is a key member of the corporate... ...consumer use conditions into effective test plans, including mechanical, physical, chemical, and abuse testing requirements Participate...Work at officeLocal area
- ...Airport, The Marvin Group consists of Marvin Engineering (MEC), Marvin Test Solutions (MTS) and... ...procedures, automation, electrical, and mechanical testing devices and fixtures to execute... ...SALARY RANGE: Test Engineer II: $80,000K - $105,000K (Based on experience...Permanent employmentFor contractors
$100k - $121k
...Electrical Engineer IIAt CesiumAstro, we are developers and pioneers of out-of-the-box communication... ....We are seeking an Electrical Engineer II to assist with flight engine electronics,... ...to optimize designs.Collaborate across mechanical, aerospace, and controls engineering...Full timeContract workWork experience placementLocal area$106.5k - $142.5k
...seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team. We are seeking a Power Electronics Engineer II (2025417) to join our growing spacecraft payload development team. In this position, you will contribute across the entire...Permanent employmentFull timeContract workWork experience placementLocal area$95k - $120k
...Quality Engineer II (Aerospace/Defense) The Marvin Group, a leading defense contractor, plays a crucial role in the development and... ...in the aerospace and defense industry Bachelor's degree in Mechanical Engineering or similar Strong background in Corrective...Permanent employmentContract workFor contractors$119.54k - $152.75k
...ecosystem.About this RoleVarda is seeking an Aerodynamics and Flight Mechanics Engineer to support operation of Varda's current vehicles and the... ..., avionics, software, structures)Pay RangeSalary Range: Eng II: $119,543- $152,749/per yearThis role is on-sitein El Segundo,...Permanent employmentFull timeImmediate startRelocation packageFlexible hours- ...We are looking to add a Principal Launch Vehicle Design Engineer II to our team. If you enjoy working in a startup environment,... ...and thermal analysis of LV components and systems to ensure mechanical integrity under operational loads. Develop and execute test...Permanent employmentFull timeContract workWork experience placementLocal area
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