The Deputy Chief Signal and Telecommunication Engineer, Construction-II, South Central Railway, Secunderabad invites online open e-tenders for indoor/outdoor electronic interlocking between Kurnool Town and Pandurangapuram, plus 255.5 km of OFC laying. Estimated value is ₹15,35,82,639 with a 12-month timeline. Apply via https://ireps.gov.in by 07-09-2026 at 15:00 PM.