Yes, with your qualifications (ITI, lateral diploma, and lateral B.Tech.), you are eligible to apply for various positions through the Railway Recruitment Board (RRB) as well as other government and public sector exams.

Eligibility for RRB:

1. With a diploma and B.Tech in engineering, you can apply for Junior Engineer positions in RRB. These positions often require a diploma or degree in engineering.

2. Senior Section Engineer (SSE): For the SSE posts, a B.Tech degree is often the required qualification. Your lateral B.Tech makes you eligible for this position.

3. Other Technical Positions: Depending on your specific branch in B.Tech, you might be eligible for other technical positions advertised by RRB.

Other Government Exams:

1. Public Sector Undertakings (PSUs): Many PSUs like NTPC, BHEL, and ONGC recruit engineers with a B.Tech degree.

2. State Government Jobs: Various state-level public service commissions (like APPSC, TNPSC, etc.) also recruit engineers for technical roles.

3. GATE Exam: If you’re interested in higher positions in PSUs or further studies, you can consider appearing for the GATE .