Greg Mayfield Email & Phone Number

Holly Springs, NC, US

London, GB

Amsterdam, NL

Subcontracting through DPS Engineering to provide SIP over site and execution. Currently working with Delta V automation systems on two 2000l Bioreactor trains.

Currently providing services to Hospira in Rocky Mount- Validation on two Fedigari Sterilizers.IQ/OQ/PQ for Steris Lab Sterilizer

Writing and executing IQ/OQs for Line 1 production equipment and Utilities.

Routinely perform operations necessary to develop and/or evaluate equipment process, quality and system standards, to ensure compliance with company standards and governmental regulatory requirements. Investigates/troubleshoots validation problems for equipment and/or performance processes; conducts statistical analyses of testing results; writes.

Indianapolis, Indiana, US

Cambridge, MA, US

• Provided day-to-day leadership for eight manufacturing associates performing on-the-floor operations pertaining to biologics manufacture in a cGMP environment. Coached, counseled, trained, disciplined and recognized.
• Ensured performance of all process steps specific to the phase or stage of operation (e.g. upstream, downstream, support).
• Process monitoring, included manipulation of databases, documents and/or spreadsheets to support business reporting requirements
• Performed final review of completed manufacturing documentation per compliance standards and established timelines
• Investigated and resolved problems, identified root cause, and proposed process improvements through clear communication to senior management.
• Participated in multi-functional project teams.

• Led a manufacturing team on commercial production of products at a 15,000 Liter scale and worked with a pilot plant that ran at a 2000L scale for Avonex. Operated specific downstream production equipment such as.
• Possess sound scientific knowledge and understanding of manufacturing processes and routinely monitor manufacturing processes and recognize potential process issues.
• Ensured junior manufacturing personnel complied with Standard Operating Procedures (SOPs) and Master Production Records (MPRs) and that training records for junior staff are accurate and current.
• Authored and edited MPRs SOPs and Solution Preparation Records (SPRs) as needed to accurately reflect process steps as dictated by Research and Development.
• Provided training and operational guidance to junior staff and served to mentor staff in clinical manufacturing techniques.
• Worked under minimal supervision from the area„ supervisor.

Operated complex systems and equipment in strict accordance with current GMPs, SOPs and Safety Guidelines. Performed and documented daily manufacturing operations in a cGMP environment involving the operation of various process equipment, execution of validation protocols, and creating/ revising cGMP documents. Manufactured recombinant proteins for active.

Training: Generic Fundamental Examinations Vigorous 6 week training regimen that involved in depth knowledge of commercial Nuclear power plant components and operations, Thermodynamics and Reactor theory.

Washington, DC, US

U.S.S Harry S Truman / Reactor Laboratories Work center Supervisor Supervised 8 engineering laboratory technicians while performing preventative maintenance and routine water chemistryAnalysis. Responsible for the completion of Primary chemistry Graphs as well as Secondary chemistry Graphs and various Plant records. Supervised a crew of 5 individuals.

Washington, DC, US

U.S.S Mississippi CGN-40 / Engineering Laboratory Technician Assigned to work center to perform maintenance and routine chemistry controls gained vital knowledge of Coordinated Phosphate Chemistry controls. As assistant work center supervisor performed special Radio chemistry sampling and was assigned to a shift that completed 75% of the Radiological work.

Bs, Management

Business Administration And Management, General