Celestino Huertas lll
Haverhill
Summary
Efficient in executing pharmaceutical manufacturing operations with solid understanding of GMP (Good Manufacturing Practices). Proven ability to maintain and operate machinery while adhering strictly to safety protocols. Skilled at quality control, documentation, batch processing and equipment calibration for optimal output. Past roles demonstrate significant contribution to reducing waste while optimizing production processes.
Overview
10
10
years of professional experience
Work History
Technical Specialist
Pfizer
Andover
12.2019 - 06.2025
- Follow Standard Operating Procedures, and work under minimal supervision.
- Identify and support continuous improvement initiatives.
- Assist and execute documentation associated with the process, such as working batch record documentation and in-process run sheets.
- Actively participate in shift exchange activities and communication channels.
- Performed laboratory tests on samples taken from production batches using analytical instruments such as spectrophotometers or chromatographs.
- Assembled components in accordance with written specifications and drawings provided by engineering staff.
- Adjusted process parameters such as temperature, pressure, and speed based on standard operating procedures.
- Complied with all company policies regarding health and safety regulations while working on the manufacturing floor.
- Troubleshot mechanical issues on production lines as needed.
- Assisted with the setup and operation of manufacturing machinery according to established procedures.
- Weighed, measured, and combined ingredients according to specified formulas or recipes.
- Performed daily maintenance and cleaning of equipment, tools, and workstations in accordance with safety guidelines.
- Responded quickly to emergency situations involving machinery breakdowns or malfunctions.
- Added neutralizing agents to products and pumped products through filters to remove impurities.
Package Courier
FedEx Express
02.2018 - 11.2019
- Responsible for the loading and unloading of delivery truck
- Maintained delivery log for pickup and delivery of products to various locations
- Transport packages from hub for personal/business delivery
- DOT certified
- Working efficiently under time sensitive deadlines.
City Carrier
United States Postal Service
Lawrence
07.2017 - 02.2018
- Deliver packages and mail to businesses and people in towns, cities, and rural areas
- Uses portable scanner as instructed.
- Routes or cases all classes of mail in sequence of delivery along an established route.
- Rearranges and re-labels cases as required.
- Prepares and separates all classes of mail to be carried by truck to relay boxes along route for subsequent delivery.
System Designer
Magnolia Design Center
Salem
08.2016 - 06.2017
- Explain to the client the process of walking their home including the scope of work, experience expectations and other possible solutions to thrill the client. Including establishing a budget, a follow-up meeting at their local store to pick out product
- Serves as single point of contact for complex installations and sales
- Communicate often to the client. Check in often and ensure the client knows the next steps. Follow-up quickly and make it easy for the client to participate in the experience
Security Officer
G4S
Waltham
10.2015 - 06.2016
- Monitor and authorize arrival and leaving time of employees, visitors, and other people to guard against theft and crime and maintain security of premises
- Patrol private premises to prevent and detect suspicious activity and ensure security of doors, windows, and gates
- Circulate among visitors and employees to keep a safe and secure environment and protect the property
Education
Some College (No Degree) - Information Technology
Lincoln Technical Institute
Lowell, MASkills
- Good Manufacturing Practices (GMP) Knowledge
- Aseptic Techniques
- Pharmaceutical process knowledge
- Equipment operation and maintenance
- Computer literacy and data integrity (ALCOA)
- Environmental monitoring
- PC configuration, maintenance, and troubleshooting (hardware and software)
- Setup and operation of single-use and stainless-steel bioreactors
- Thawing, expansion, and cryopreservation of cell lines
- Cell lysis, centrifugation, and depth filtration
- Monitoring and controlling parameters: pH, DO, temperature, agitation, and gas flow
- Handling of mammalian and microbial cells
- Operation of AKTA chromatography systems
- Column packing and unpacking
- TFF (tangential flow filtration) / UF/DF (ultrafiltration/diafiltration)
- Depth filtration, sterile filtration, and storage
- Filter integrity testing
- Monitoring yield, purity, and concentration
- Working with process control systems (DeltaV)
- Manufacturing trainer
- Experience with autoclave and decon autoclaves
- Bilingual (Spanish)
References
- Kenneth Belcastro, Manager (508) 826-9569
- Edwin Rollon, 2nd shift manager (978) 382-3283
- Eduardo Caetano, Colleague (978) 412-5113
Timeline
Technical Specialist
Pfizer
12.2019 - 06.2025
Package Courier
FedEx Express
02.2018 - 11.2019
City Carrier
United States Postal Service
07.2017 - 02.2018
System Designer
Magnolia Design Center
08.2016 - 06.2017
Security Officer
G4S
10.2015 - 06.2016
Some College (No Degree) - Information Technology
Lincoln Technical Institute
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