You can go for PHD in that particular field.
Or you can become a school teacher.
Posts that a person can apply for
Analytical Chemist

Teacher

Lab Chemist

Production Chemist

Research & Development Manager

R & D Director

Chemical Engineering Associate

Biomedical Chemist

Industrial Research Scientist

Materials Technologist

Quality Controller

Production Officer

Safety Health and Environment Specialist

Major employment areas recruiting graduates in MSc. Chemistry are given below

Pharmaceutical Companies

Agrochemical Industry

Petrochemical Industry

Toiletry Industry

Plastic Manufacturing Units

Chemical Manufacturers

Food Processing Firms

Paint Manufacturing Companies

Plastics Industries

Textile Industries

Educational Institutes

Independent laboratories

Environmental Law

Patent Law Firms

Space Exploration Agencies

Forensic Science Department

Ceramics Industry

Paper Industry

Military

Best wishes
Thank You