Junior Mechanical Engineer | Building Systems

Jobot; San Francisco (CA); On-site; USD 90,000 - 115,000; Full time

Benefits offered by this job

Performance-based bonus

Employer-paid medical, dental, and VIS

401(k) with employer contribution

Company-paid professional education

Exposure to multidisciplinary building

Job summary

Jobot is seeking a Junior Mechanical Engineer to design and coordinate mechanical building systems in a permanent, office-based role in San Francisco. You will develop systems from concept through construction, collaborating with multidisciplinary teams to improve energy efficiency and comfort.

The position targets candidates with 2+ years of relevant building systems experience and a Bachelor’s degree in mechanical or related field. Office-based with strong mentorship and growth opportunities.

Qualifications

• Bachelor’s degree in Mechanical Engineering, Building Services Engineering, or a related discipline.
• At least 2 years of relevant experience in mechanical engineering for building systems.
• Experience with BIM and Revit.
• Knowledge of HVAC fundamentals and building systems.

Responsibilities

• Develop mechanical building systems designs under guidance of senior engineers, focusing on HVAC performance, reliability, and constructability.
• Create and update BIM models, Revit layouts, engineering drawings, schedules, and technical documentation throughout the project lifecycle.
• Perform engineering calculations, including heating and cooling loads, ventilation requirements, airflow, pressure drops, and preliminary equipment sizing.
• Support design coordination with architectural, structural, electrical, and other project teams to identify clashes and resolve interfaces.

Skills

Attention to detail

Analytical thinking

Organized approach

Clear communication

Education

Bachelor’s degree in Mechanical Engineering/Building Services

Tools

BIM

Revit

Job description

Junior Mechanical Engineer | Building Systems

$90000 - $115000 per year | San Francisco, CA | On-site | Permanent

Build your mechanical engineering experience on complex building-systems projects with an established consulting firm. Earn $90K–$115K with a performance-based bonus, employer-paid medical benefits, and company-paid professional education.

A bit about us:

We’re supporting an engineering consulting firm that provides building-systems design services across multiple engineering disciplines. Its project environment offers opportunities to contribute to practical engineering challenges alongside experienced professionals.

The firm is seeking a Junior Mechanical Engineer with 1–3 years of experience to support mechanical design work and continue developing technical skills within engineering consulting.

Why join us?

• Base salary of $90,000–$115,000.
• Performance-based year-end bonus.
• Employer-paid medical, dental, and vision insurance.
• 401(k) with an employer contribution.
• Company-paid professional education.
• Exposure to multidisciplinary building-design projects.
• Work alongside experienced engineers in an office-based environment.

Job Details

Job Details

Build your engineering career while helping shape smarter, more efficient buildings. We’re seeking a Junior Mechanical Engineer to join our engineering team in a permanent role, supporting the design and coordination of mechanical building systems from concept through construction.

You’ll work alongside experienced engineers and multidisciplinary project teams, turning technical ideas into practical solutions that improve comfort, performance, and energy efficiency. This opportunity is ideal for someone with 2+ years of relevant experience who is ready to deepen their technical expertise and take on increasing project responsibility.

Responsibilities

• Develop mechanical building systems designs under the guidance of senior engineers, with a focus on HVAC performance, reliability, and constructability.
• Create and update BIM models, Revit layouts, engineering drawings, schedules, and technical documentation throughout the project lifecycle.
• Perform engineering calculations, including heating and cooling loads, ventilation requirements, airflow, pressure drops, and preliminary equipment sizing.
• Support design coordination with architectural, structural, electrical, and other project teams to identify clashes and resolve technical interfaces.
• Assist with equipment selection, specifications, design reports, and drawing packages in line with project requirements and applicable standards.
• Participate in design reviews and coordination meetings, documenting decisions and following through on assigned actions.
• Support responses to technical queries, review contractor submittals, and assist with site observations as required.
• Check your work for accuracy, consistency, and compliance with internal quality procedures.
• Contribute ideas that improve energy efficiency, design quality, and team workflows while developing your building systems knowledge.

Qualifications

• Bachelor’s degree in Mechanical Engineering, Building Services Engineering, or a related discipline, or an equivalent recognized qualification.
• At least 2 years of relevant experience in mechanical engineering for building systems.
• Practical experience with BIM and Revit, or equivalent building design and modeling tools.
• Working knowledge of HVAC fundamentals, mechanical building systems, and engineering design principles.
• Experience producing engineering drawings, technical documentation, and engineering calculations.
• Understanding of multidisciplinary design coordination and the ability to identify and communicate design conflicts.
• Familiarity with relevant building codes, mechanical standards, and energy‑efficiency requirements.
• Strong attention to detail, analytical thinking, and an organized approach to managing deadlines.
• Clear communication skills and a collaborative mindset, with the confidence to ask questions and act on feedback.
• A commitment to continuous learning and progressing toward professional engineering registration or an equivalent credential.

Jobot is an Equal Opportunity Employer.

We provide an inclusive work environment that celebrates diversity and all qualified candidates receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, age (40 and over), disability, military status, genetic information or any other basis protected by applicable federal, state, or local laws.

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