There are several big companies in Tamil Nadu, India, that offer job opportunities to freshers in the field of animation and visual media. Some of these companies include :-

Tata Elxsi: Tata Elxsi is a global design and technology services company that provides animation and visual media solutions. They often recruit freshers for various roles in animation and VFX.

Prana Studios: Prana Studios is a renowned animation and visual effects company with offices in Chennai, Tamil Nadu. They offer opportunities for freshers in animation, visual effects, and related fields.

Crest Animation Studios: Crest Animation Studios is another major animation company with a presence in Chennai. They often hire freshers for entry-level positions in animation and visual effects.

Xentrix Studios: Xentrix Studios is an animation studio that produces content for international clients. They occasionally recruit freshers for their team in Chennai.

Toonz Animation India: Toonz Animation India is a leading animation production company based in Thiruvananthapuram, Kerala, but they also have a branch in Chennai. They provide opportunities for freshers in animation and visual media.

Digital Domain: Digital Domain is a global digital production company that specializes in visual effects and digital imagery. While their main office is not in Tamil Nadu, they occasionally have openings for freshers in their Chennai branch.

These are just a few examples of big companies in Tamil Nadu that hire freshers in the animation and visual media field. It’s always a good idea to keep an eye on job portals, company websites, and professional networks to stay updated on the latest job opportunities in the industry. Additionally, building a strong portfolio and networking with professionals in the field can greatly increase your chances of getting hired.