About the role#
This internship offers a hands-on opportunity to gain practical experience in mechanical commissioning within large-scale manufacturing facilities. You will work alongside experienced engineering teams to support the verification and testing of complex mechanical systems. This role is designed for individuals looking to build their technical foundation in a mission-critical environment.
What you'll do#
- Learn and apply ASHREA commissioning guidelines from L1 through L5 processes.
- Assist the mechanical team with system verification, testing, and operational acceptance activities.
- Participate in daily site walks to visually inspect equipment for design and installation compliance.
- Support commissioning meetings by providing progress updates on system status.
- Help document work activities, readings, and notes within commissioning software tools.
- Observe pump, valve, and piping maintenance tasks, including leak checks and seal inspections.
- Assist in the testing of HVAC systems, including air handler controls and instrumentation checks.
- Monitor chilled water, compressed air, and process cooling water systems by recording flow, pressure, and temperature data.
- Participate in equipment startup and shutdown procedures while learning safe design limits.
- Support technicians with mechanical troubleshooting and root cause investigations.
- Interpret mechanical drawings, P&IDs, and equipment schematics to understand system interdependencies.
- Contribute to the development and updating of mechanical job plans and checklists.
- Actively participate in safety meetings, toolbox talks, and job hazard analyses.
- Maintain clean and organized work areas throughout all testing activities.
What you'll need#
- A Bachelor’s degree in Mechanical Engineering is preferred.
- A technical certificate, associate’s degree, or training in Mechanical, HVAC, or Chilled water systems is preferred.
- Familiarity with HVAC, pumps, valves, compressed air, and process utility systems.
- Strong mechanical aptitude and the ability to work in mission-critical facilities.
- Basic understanding of commissioning software tools like Smart Completions or similar platforms.
- Knowledge of safety procedures, including LOTO, chemical handling, and confined space entry.
- Strong communication skills and the ability to document work with high attention to detail.
- A commitment to following all Environmental, Health, and Safety (EHS) requirements.
Location & details#
- Location: Sunnyvale, California, United States.
- Modality: On-site.
- Schedule: Full-time.
- Compensation: $20.00 - $30.00 USD per hour, depending on skills and qualifications.
- Term: Rolling.
About LotusWorks
LotusWorks provides technical and engineering services to manufacturers in the semiconductor, pharmaceutical, medical device, and datacenter sectors. Founded in 1989, the company maintains operations across North America and EMEA. It employs over 600 people to manage facility commissioning and maintenance projects. The firm is headquartered in Sligo and operates from 24 locations globally.
How to get in at LotusWorks
Applying early gives you a distinct advantage at LotusWorks because recruiters review applications as they arrive. Intern Insider sends an instant alert the moment a role matching your target is published, so you can submit your materials before the applicant pool grows large. This helps you avoid the frustration of waiting in a crowded queue. You can also improve your response rates by reaching out to the recruiters behind these roles directly. Intern Insider surfaces the specific people managing these positions so you can ask about the role or request a referral. Connecting with the right person often makes the difference between a silent inbox and a conversation.



