My "missus" is an engineer, as am I. She is very successful in her career because she is very competent. ie gender is irrelevant.
madiha, what you are describing is discrimination, based on the fact that you are a woman. This is illegal in many countries.
What I'm saying is that what you're describing is that your work colleagues haven't joined the 21st century yet.
Persevere, and good luck.