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Advanced Manufacturing, Life Sciences, Engineering Services, Operations & Maintenance

Mechanical Commissioning Internship - Full Time

Sunnyvale, CAOnsiteInternshipJunior / Entry-level$20–$30 /hrPosted 4 days agoVisa sponsorship available

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Required skills

  • Mechanical Commissioning Internship
  • full-time
  • recent graduates
  • kickstart careers
  • HVAC
  • pumps
  • compressors
  • heat exchangers
  • chillers
  • process utilities

Nice to have

  • Mechanical aptitude
  • advanced commissioning techniques
  • training provided

Role summary

LotusWorks is seeking a Mechanical Commissioning Intern for a full-time, paid internship during the academic school year. This role offers practical experience in mechanical commissioning, working with HVAC, pumps, and utility systems under the guidance of senior technicians. Responsibilities include reviewing installations, witnessing testing, interpreting drawings and schematics, documenting activities in commissioning software, and participating in safety protocols. The internship is ideal for recent graduates or individuals not currently enrolled in classes, requiring a full-time weekday commitment. A Bachelor's in Mechanical Engineering or a related technical certificate/degree is preferred. The hourly rate ranges from $20.00 to $30.00 USD.

LotusWorks is an Engineering Services provider specializing in managing Commissioning, Construction Services, Calibration, Operations & Maintenance scopes of work within global manufacturing facilities. LotusWorks operates globally across EMEA and North America partnering with the world's leading manufacturers across the Semiconductor, Pharmaceutical & Biologics, Medical Device and Data Center sectors. Our team of Engineering and Technical professionals is immersed in cutting-edge technologies and innovations. LotusWorks is committed to a diverse and inclusive workplace, integral to our people-first approach.

As an Intern at LotusWorks, you will have the opportunity to work closely with our experienced team and gain practical knowledge. This internship is a fantastic opportunity for soon-to-be graduates and recent graduates to kickstart their careers.

Please Note: This is a full-time internship taking place during the academic school year, with a set schedule of Monday–Friday, 7:00 AM–4:00 PM, including a one-hour lunch break. This is not a summer program or a part-time opportunity. The internship is intended for recent graduates or individuals who are not currently enrolled in classes, as the schedule requires a full-time, weekday commitment. Please consider any academic or other scheduling obligations before applying.

Responsibilities:

  • Learn and understand ASHREA commissioning guidelines L1 through L5 process.
  • Support the Mechanical commissioning team with review, verification & testing systems, including HVAC, pumps, compressors, heat exchangers, chillers, and process utilities, under the direction of senior technicians.
  • Review all instillation and operational acceptance testing activities prior to functional acceptance testing on mechanical equipment and utility systems following established job plans and safety procedures.
  • Participate in daily walks, visually inspecting equipment for instillation, spec compliance, design compliance, witnessing and all other project requirements.
  • Learn how to review drawings, design and review commissioning software for document completion and submitted reports before testing commences.
  • Support commissioning meetings with progress updates on systems daily.
  • Observe pump, valve, and piping maintenance, including gasket replacement, leak checks, and mechanical seal inspections.
  • Participate in equipment startup and shutdown procedures, learning system interdependencies and the importance of operating within safe design limits.
  • Assist in HVAC system testing tasks such as air handler auto control, VFD/fan checks, instrumentation checks and control of air flow, temperature and humidity.
  • Learn and support chilled water, compressed air, and process cooling water system monitoring, recording temperatures, pressures, and flow readings.
  • Support technicians in mechanical troubleshooting, learning how to identify abnormal system behavior and perform diagnostic checks under guidance.
  • Learn to interpret mechanical drawings, P&IDs, and equipment schematics, understanding how systems interconnect and flow is controlled.
  • Assist in documenting all work activities, readings, and notes within the commissioning Software such as Smart Completions, Procore and Smart Sheets.
  • Participate in safety meetings, toolbox talks, and job hazard analyses (JHAs), learning site-specific safety protocols such as LOTO, confined space, and chemical safety.
  • Maintain clean and organized work areas, ensuring housekeeping standards are met after all testing activities.
  • Learn the fundamentals of system balancing, flow control, and pressure management within building and process utility systems.
  • Assist with system performance verification and equipment testing, collecting operational data for engineering or reliability analysis.
  • Observe senior technicians during root cause investigations or taskforce activities, learning structured troubleshooting and reporting methods.
  • Support the development and updating of mechanical job plans, checklists, and documentation under supervision.
  • Demonstrate initiative by asking questions, engaging with mentors, and actively seeking to understand system functionality and testing.
  • Follow all Environmental, Health, and Safety (EHS) requirements, immediately reporting unsafe conditions, leaks, or equipment abnormalities.
  • Participate in intern training and mentorship sessions, completing assigned learning modules and field demonstrations to build core mechanical competency.
  • Exhibit professionalism, attention to detail, and teamwork consistent with LotusWorks’ culture of Safety, Quality, and Reliability.
  • Any other duties or responsibilities that may be assigned to you in your role.

    • Skills Required:

  • Familiarity with HVAC, chilled water, compressed air, pumps, valves, and process utility systems.
  • Strong mechanical aptitude and willingness to learn advanced commissioning techniques.
  • Basic understanding of commissioning software tools such as Smart Completions or similar.
  • Knowledge of safety procedures, including LOTO, confined space entry, and chemical handling (training provided).
  • Excellent attention to detail, documentation, and teamwork skills.
  • Strong communication skills and ability to follow directions in a team environment.
  • Ability to work in a fast-paced, mission-critical facility.

    • Education / Licenses / Certifications

  • Bachelor’s in Mechanical Engineering preferred.
  • Technical Certificate, associate’s degree, or training in Mechanical, HVAC or Chilled water preferred.
  • Proof of education, licenses, or certifications required where applicable.

    • Compensation

    Hourly Rate: $20.00 – $30.00 USD per hour

    The pay range shown reflects the minimum and maximum hourly rates the company may offer for this position. The final rate will depend on factors such as skills, experience, and qualifications.

    #LI-DNP

    The pay range shown reflects the minimum and maximum hourly rate the company may offer for this position. The final rate will depend on factors such as skills, experience, and qualifications.

    Hourly Rate$20—$30 USD

    LotusWorks is an equal opportunity employer and prohibits discrimination and harassment of any kind. We are committed to creating a diverse and inclusive workplace where all employees feel valued, respected, and empowered.

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