MECHANICAL DESIGNER III
$90k - $100kAMIRI BUILDING ENGINEERING INC dba 120 DEGREEZ
Benefits: 401(k) 401(k) matching Competitive salary Dental insurance Health insurance Opportunity for advancement Paid time off Training & development Vision insurance Wellness resources 401(k) with up to 3% employer match 70% employer-paid medical insurance + 100% dental and vision $1,500 annual professional development and certification allowance Paid Company Holidays + 2 weeks of Paid Time Off (PTO) + 1 week Paid Sick Leave 100% employer-paid life insurance Clear career advancement pathway from Designer through Principal Collaborative, structured, and growth-focused work environment Location: San Diego, California (On-site) Compensation: $90,000 – $100,000 annually About the Role: This role is for a mid-level Mechanical Designer who can operate independently, lead coordination, and deliver high-quality designs—not someone still needing heavy oversight. Who This Role Is For: You have solid experience in U.S.-based commercial HVAC design You are confident working in Revit and producing complete mechanical design sets You can manage your workload and meet deadlines without constant supervision You understand multidisciplinary coordination and can resolve design conflicts You want to grow into a Senior Engineer or leadership role What You’ll Do: Design HVAC systems for commercial, mixed-use, and institutional projects Perform heating and cooling load calculations and ventilation analysis Design ductwork, piping, and hydronic systems Coordinate equipment selection and system layouts Coordinate with electrical, plumbing, architectural, and structural teams Lead or participate in coordination meetings and resolve design conflictsRespond to plan check comments and construction administration (CA) issues Review work for quality and mentor junior designers as needed What Success Looks Like (First 90 Days): Producing complete and accurate mechanical design packages with minimal revisions Effectively coordinating with other disciplines and resolving issues proactively Demonstrating reliability in deadlines, communication, and design qualityContributing to overall team efficiency and project delivery Non-Negotiable Requirements: 4–6+ years of MEP mechanical (HVAC) design experience Strong experience with U.S.-based commercial projects Proficiency in Revit and mechanical design tools Experience performing HVAC load calculations and system sizing Working knowledge of mechanical codes and California requirements Ability to work on-site in San Diego or relocate prior to start Preferred Qualifications: Experience with duct and hydronic system design Familiarity with Title 24 and California energy compliance requirements Experience leading coordination meetings Ability to mentor junior designers and review work for quality Strong communication skills Work Authorization: We are not able to provide visa sponsorship for this role. Candidates must be authorized to work in the United States without current or future sponsorship requirements. #J-18808-Ljbffr
$110k - $130k
...engineering them. Let’s innovate the infinite, together. A DAY IN THE LIFE: The Mechanical Engineer III is responsible for working on all stages of production cycles, from research and design to manufacturing, installation, and evaluation in support of various company...SuggestedFor contractorsWork at officeWork visaFlexible hours- 120 DEGREEZ MEP Engineering is seeking a mid-level Mechanical Designer in San Diego, CA. In this role, you'll create HVAC designs for commercial projects, requiring strong experience in U.S.-based systems and proficiency in Revit. You'll collaborate with various disciplines...Suggested
- ...Our Mechanical Engineering team is looking to add a talented team member to our group of excellent designers. The Mechanical Designer builds upon foundational experience to deepen technical capabilities and take greater ownership of assigned design work. Position Summary...SuggestedWork at officeWork from homeFlexible hours
- Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers and designers. The Mechanical Designer - CFD Analyst - is a seasoned contributor with... .... The Mechanical Designer III operates independently on complex tasks...SuggestedWork at officeWork from homeFlexible hours
- ...Job Description Job Description Mechanical Engineer - Plumbing Our Mechanical Engineering... ...ownership of portions of project design, documentation, and coordination. About... ...through construction. The Mechanical Engineer III serves as a technical contributor and...SuggestedWork at officeWork from homeFlexible hours
$92k - $150k
...Sigma Defense is seeking a Drafting Engineer II, III to support PMW160 and NIWC Pacific for U.S. Navy Enterprise networks. The successful... ...to shape capability delivery by providing: System Rack Design Technical Data Packages Installation Requirement...- ...our talented team, we provide cutting‑edge technology services designed to achieve success and exceed expectations. Employee Benefits We... ...We are seeking a skilled and experienced Cybersecurity Engineer III to provide critical CS engineering support across various systems...For contractorsLocal area
$135k - $180k
...Position Type Contingent on Contract Award. Salary $135k-$180k (depending on experience) The Cybersecurity Engineer III supports the Navy by designing, implementing, and securing enterprise IT and network systems in support of global Live Virtual Constructive (LVC) environments...Contract workTemporary workLocal areaFlexible hours- ...0 Chipton-Ross is seeking an Engineer III for a contract opportunity in San Diego,... ...in gearbox development with gas turbine designs or within aerospace. ~ Proficiency in CAD... ...and other equipment. Perform detailed mechanical design, including gear geometry, housing,...Full timeContract workFor subcontractorLocal area
$97.5k - $138.3k
...Engineer III (Weights Engineer) Summary: Uses creative and analytical methods to develop, evaluate, and communicate the configuration... ...and weight estimation/validation through all stages of ship design and construction. Knowledge of shipboard systems and proficiency...Work at officeLocal areaImmediate startFlexible hours$145k - $170k
...Job details: Job Title: Engineer III Location: San Diego CA 92123 Duration... ...with a strong background in gearbox design to join our skilled engineering team.... ...and other equipment. Perform detailed mechanical design, including gear geometry, housing,...Permanent employmentFull timeTemporary workFor subcontractor- Harley Ellis Devereaux (HED) is looking for a Mechanical Designer to join their team in San Diego, California. This role involves developing design documentation, performing calculations, and coordinating across disciplines. The ideal candidate will have a Bachelor's degree...
$130k - $165k
...Defense is seeking a Systems Engineer II-III to join our team in San Diego NB, CA.... ...systems environments. ~ Experience in system design, integration, installation, testing,... ...develop specifications and requirements for mechanical, electrical, and network performance and...Contract work- Sigma Defense Systems LLC is seeking a Systems Engineer II-III to join our team in San Diego, CA. The role involves overseeing engineering activities, planning and integrating systems infrastructure, and developing specifications for performance and reliability. Ideal candidates...
- A leading multinational engineering consulting firm is seeking an experienced Mechanical Designer specializing in gearbox systems for gas turbine applications. This role involves designing intricate mechanical systems, conducting analyses for performance compliance, and...
$125k - $175k
Systems Engineer III - Border and Coastal Surveillance This position requires active U.S. national security clearance and the ability... ...will support the architecture development and detailed design, integration, installation, testing of, and training on border and...Full timeTemporary workLocal area- ...Job Description Title: Validation Engineer III Location: San Diego, CA 92121 Duration: 6 months Shift: 8AM to 5PM... ...consistent and high-quality validation and supporting documentation for design and development organization. This role requires strong...For contractorsWork experience placementShift work
- Hologic, Inc. is seeking a Quality Engineer III to join our team in San Diego, CA. The role involves planning, executing, and documenting validation activities across regulated manufacturing processes. The ideal candidate will have a strong background in validations within...
- ...Our client, a leader in the medical device industry, is seeking a Validation Engineer III to join their team. As a Validation Engineer III, you will be part of the Quality Assurance Department supporting validation activities across multiple projects. The ideal candidate...
- Supply Chain Management Inc.1.com (SCMI1) is seeking a motivated candidate for the Librarian role, supporting the United States Navy. Responsibilities include providing technical data maintenance and documentation to customers while managing access to essential databases...
$93.36k - $107.28k
...Summary: This role is responsible for designing, specifying, and maintaining control... ...documentation. The Automation Engineer III will lead technical assessments and upgrade... ...the functional requirements. Oversee mechanical systems installation and participate in...Full timeWork at officeFlexible hours$192.05k - $268.87k
...Blue Origin is pioneering the future of space‑based communications with TeraWave, a revolutionary satellite communications network designed to deliver symmetrical data speeds of up to 6 Tbps anywhere on Earth. This multi‑orbit constellation will consist of optically...Permanent employmentTemporary workLocal areaWorldwide- Responsibilities Design and develop gearbox systems for gas turbine engines. Design gas turbine components for the powerhead, LRUs, and other equipment. Perform detailed mechanical design, including gear geometry, housing, bearings, seals, shafts, and lubrication systems...For subcontractor
- Summary The Systems Engineer III/Infrastructure Engineer II leads the design, implementation, optimization, and sustainment of mission‑critical compute, storage, and virtualization systems supporting PMW 790 operations. This position serves as a subject‑matter expert across...Work experience placement
- Jobsonboard is looking for an experienced Electrical Engineer III to join their innovative engineering team in San Diego, California. This role involves designing and developing advanced electromechanical and motion control solutions, working closely with various teams...
- Upcoresolutions is looking for an Electrical Engineer III in San Diego, California. This position will work closely with cross-functional teams to design and implement electrical systems including motors and actuators for subsea applications. The ideal candidate will have...
$105.5k - $168.8k
...small feat. It takes the imagination and passion of all of us—from design and engineering to the manufacturing and marketing of our... ...Minimum Requirements Bachelor’s degree in Engineering (Biomedical, Mechanical, Electrical, Industrial, or related field) 5-7 years of...Hourly payFull timeShift work$93.25k - $112.72k
...115 - Environmental Services Opening Date: 06/26/2026 Closing Date: 7/13/2026 11:59 PM Pacific JOB INFORMATION Recycling Specialist III positions lead the work of Recycling Specialist I and Recycling Specialist II positions and coordinate the development and implementation...Full timeContract workWork at officeImmediate start$120k - $170k
...systems. About this role: Do you thrive in innovative, design-driven environments with a high level of both accountability and... ...maritime, and ground environments. Fuse is looking for a Senior Mechanical Engineer to support development and deployment of our multi-...$105k - $185k
...much at stake to go solo. Our Engineering Team is seeking a Mechanical Engineer . You would be responsible for conceiving, developing... ...essential duties and responsibilities include: Perform CAD design in SolidWorks. Develop thermal models and perform thermal...Permanent employmentWork experience placementWork at officeWorldwide
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