Petroleum pump system operators tend pumps that keep the circulation of oil and derived products running smoothly. They monitor the flow within the pipes at a refinery and test the equipment to ensure minimum disruptions. Pump systems operators work from a highly automated control room, where they communicate with other workers to coordinate pump activities. Pump system operators undertake minor repairs and maintenance, and report as called for.

Pet sitters provide animal-sitting services including dog walking, home-boarding, pet/home sitting, day boarding and animal transportation services.  They maintain records, use appropriate and safe handling techniques and do routine monitoring of the health and welfare of the animal.

Pharmaceutical engineers design and develop technologies used in pharmaceutical research and drugs manufacture, advising the pharmaceutical manufacturing plants to maintain and operate those technologies and ensuring the customers` and workers` safety requirements are met. They may also be involved in the conception and design of pharmaceutical manufacturing plants and research centers.

Pharmaceutical goods distribution managers plan the distribution of pharmaceutical gooods to various points of sales.

Pharmaceutical quality specialists perform inspections and precision measurements in order to test and ensure the quality of pharmaceutical products. They are involved in the whole development phase of a pharmaceutical product until it is ready for the market. This includes the process of acquiring clinical trial licences, advising the pharmaceutical development staff on regulatory requirements and evaluating the content of the package leaflet and other documentation on the product. Moreover, pharmaceutical quality specialists collect and evaluate information on side effects of the product and communicate this knowledge both internally and to the relevant authorities.

Pharmacists prepare, dispense, and provide prescriptions for, over the counter medication. They offer clinical information on medicines, report suspected adverse reactions, and provide personalised support to patients. Pharmacists formulate and test medications in laboratories, and store, preserve, and distribute them.

Pharmacologists study the manner in which drugs and medicaments interact with organisms, living systems, and their parts (i.e. cells, tissues, or organs). Their research aims at identifying substances that can be ingested by humans and that exert adequate biochemical functions for curing illnesses.

Pharmacy assistants perform general duties, such as stock management, serving at the cash desk, or performing administrative duties. They deal with the inventory within the pharmacy under the supervision of a pharmacist.

Pharmacy lecturers are subject professors, teachers, or lecturers who instruct students who have obtained an upper secondary education diploma in their own specialised field of study, pharmacy, which is predominantly academic in nature. They work with their university research assistants and university teaching assistants for the preparation of lectures and of exams, for leading laboratory practices, grading papers and exams and for leading review and feedback sessions for the students. They also conduct academic research in their field of pharmacy, publish their findings and liaise with other university colleagues.

Pharmacy technicians, under the supervision of a pharmacist, check incoming goods, control stock, handle and store pharmaceuticals properly. Where permitted by national rules, they dispense medication and provide advice on their appropriate use.

Philosophers study and argument over general and structural problems pertaining to society, humans and individuals. They have well-developed rational and argumentative abilities to engage in discussion related to existence, value systems, knowledge, or reality. They recur to logic in discussion which lead to levels of deepness and abstraction.

Philosophy lecturers are subject professors, teachers, or lecturers who instruct students who have obtained an upper secondary education diploma in their own specialised field of study, philosophy, which is predominantly academic in nature. They work with their university research assistants and university teaching assistants for the preparation of lectures and of exams, for grading papers and exams and for leading review and feedback sessions for the students. They also conduct academic research in their respective field of philosophy, publish their findings and liaise with other university colleagues.

Philosophy teachers at secondary schools provide education to students, commonly children and young adults, in a secondary school setting. They are usually subject teachers, specialised and instructing in their own field of study, philosophy. They prepare lesson plans and materials, monitor the students progress, assist individually when necessary, and evaluate the students knowledge and performance on the subject of phylosophy through practical, usually physical, tests and examinations.

Phlebotomists take blood samples from patients for laboratory analysis, ensuring patient safety during the blood collection process. They transport the specimen to the laboratory, following strict instructions from the doctor of medicine.

Photographers take pictures using digital or film cameras and equipment. Photographers may develop negatives or use computer software in order to produce finished images and prints.

Photographic developers use chemicals, instruments, and darkroom photographic techniques in specialised rooms in order to develop photographic films into visible images.

Photographic equipment assemblers build photographic products such as cameras, film cameras, and projectors. They collect the different optical, electronic, and mechanical camera components, such as the battery, mirrors, image processor, and lenses, and piece together cameras according to specifications using hand tools or machinery.

Photography shop managers are responsible for activities and staff in a photography store. ​They manage employees, monitor the sales of the store, manage budgets and order supplies when a product is out of supply and perform administrative duties if required.

Photography teachers instruct students in the various techniques and styles of photography, such as (group) portrait, nature, travel, macro, underwater, black and white, panoramic, motion, etc. They provide students with a notion of photography history, but mainly focus on a practice-based approach in their courses, in which they assist students in experimenting with and mastering different photography techniques and encourage them to develop their own style. Photography teachers monitor students' progress and set up exhibitions to show of students' work to the public.

Photojournalists cover all kinds of news events by taken informative images. They tell stories by taking, editing and presenting images for newspapers, journals, magazines, television and other media.

Photonics engineers are concerned with the generation, transmission, transformation, and detection of light. They conduct research, design, assemble, test and deploy photonic components or systems in multiple application fields, from optical communications to medical instrumentation, material processing or sensing technology.

Photonics engineering technicians collaborate with engineers in the development of photonic systems or components, usually in the form of optical equipment, such as lasers, lenses, and fibre optic equipment. Photonics engineering technicians build, test, install and calibrate optical equipment. They read blueprint and other technical drawings to develop testing and calibrating procedures.