This tender invites qualified contractors in Karachi to provide specialized services for PRI installation at the Disaster Recovery Site located within the Lubricants Manufacturing Terminal. Issued by Pakistan State Oil Company Limited, this opportunity focuses on IT & Office Equipment services essential for maintaining robust communication infrastructure. The scope involves technical installation and configuration of Primary Rate Interface (PRI) lines, critical for disaster recovery operations at the Lubricants Manufacturing Terminal. Contractors must demonstrate experience in telecom infrastructure within industrial environments, ensuring seamless integration with existing systems. The site's operational demands require precise execution to avoid downtime and maintain business continuity. Bidders should ensure compliance with Pakistan State Oil's procurement standards, including valid NTN and GST/PST certificates, and active tax status. While PEC categories are not applicable for this service tender, adherence to FBR and ATL requirements for the fiscal year 2025-26 is mandatory. Vendors must prepare earnest money in the form of Call Deposit Receipt (CDR) as per tender instructions. Submission deadline is set for 21st January 2026 at 14:15 hours, with bid opening commencing at 15:00 hours via the SAP Ariba portal. Tender documents are available exclusively through SAP Ariba from 6th to 21st January 2026 between 08:30 and 14:15 hours. Physical submissions are not accepted; all bids must be uploaded online. Pro-Tip: Ensure your SAP Ariba registration is active and complete before the tender closing date. Missing the registration or incorrect document uploads can lead to disqualification. Also, double-check the tender number in your request letter to avoid delays in document collection.