Pakistan Single Window (PSW) in Islamabad invites experienced vendors for data warehouse migration services from SQL Server to Oracle under the IT Software & Licenses category. This tender focuses on seamless migration of critical data infrastructure to enhance operational efficiency within PSW's digital ecosystem. The scope involves migrating the existing data warehouse from SQL Server to Oracle, ensuring data integrity, minimal downtime, and compatibility with current systems. The project requires vendors to have strong technical expertise in database migration, data validation, and performance tuning. The work will be executed at PSW's premises in Islamabad, demanding careful planning and coordination to avoid disruption of ongoing operations. Bidders must be registered with the Federal Board of Revenue (FBR) as active and operative taxpayers and hold valid sales tax registration. Registration on the e-Pak Acquisition & Disposal System (ePADS) is mandatory for participation. The tender follows Pakistan's Public Procurement Rules 2004 under the Single Stage Two Envelope procedure. Vendors should ensure compliance with all PEC and FBR requirements for the fiscal year 2025-26 to avoid disqualification. Submission deadline is set for 20th January 2026 at 3:00 PM, with technical bids opening at 3:30 PM on the same day. Bids must be submitted electronically via ePADS, and the Bid Securing Declaration must be delivered physically to the Procurement Department at Pakistan Single Window, Ground Floor, NESPAK Building, Near State Bank, G-5/2, Islamabad. Pro-Tip: Carefully review the bid security and technical documentation requirements in the tender documents. Missing the Bid Securing Declaration deadline or improper submission format can lead to immediate rejection, so plan submissions accordingly.