There are number of courses which you can go for after the completion of standard 12. And if you perform well in your academics then you will definitely get the good job. The carrer options after class 12 are listed below.

• Bsc (maths, physics, chemistry)
  
• Bsc (IT & software)
  
• Bsc in other branches like agriculture, computer science, hotel management, electronics, animation and media and many more
  
• commercial pilot training
  
• diploma in fire safety and technology
  
• armed forces and many more the list is endless.
  

Go through the link below to knoe more details about the other career options after class 12.

https://www.quora.com/What-are-the-best-careers-after-12th-science-PCM/answer/Kabir-Bansal-1?ch=3&share=3fbba414&srid=3PiO8

Well the student must know her own subject of interest and accordingly choose a subject.If you are looking for a non medical job then teacher,professor or academic line may be considered. She can sit for any administrative exam or civil service exam if she has interest to go beyond pcm. Exams like IAS, Exams conducted by Railway Authorities, Bank exams ,may be considered. Many females make their career in Agriculture, Biotechnology, Biochemistry, Environmental Analyst etc.There are actually many job opportunities according to one's interest.