This tender invites qualified contractors to provide operational handling services for Pakistan State Oil in Karachi, Sindh. The procurement is managed by the Pakistan State Oil Company Limited, focusing on service delivery within the energy sector. The tender is accessible exclusively through the SAP Ariba Portal, ensuring a streamlined and transparent bidding process. The scope involves operational handling tasks critical to PSO's daily functions in Karachi. Contractors must demonstrate relevant experience and financial capability to manage these services efficiently. The work requires adherence to PSO's standards and operational protocols, ensuring smooth handling and management of operations at the designated site. Bidders should ensure compliance with PEC category requirements and maintain active tax status with FBR, including ATL registration for the fiscal year 2025-26. Valid NTN and GST/PST certificates are mandatory. The tender follows a Single Stage Two Envelope bidding procedure, with technical and financial bids submitted separately via the SAP Ariba platform. Submission deadline is set for 22nd January 2026 at 14:15 hours, with bid opening commencing at 15:00 hours on the same day. All submissions must be made electronically through the SAP Ariba Portal. The physical address for correspondence is 2nd Floor, PSO House, Khayaban-e-Iqbal, Clifton, Karachi. Pro-Tip: Ensure your vendor registration on SAP Ariba is complete and active before the deadline. Missing the registration or incomplete documentation often leads to disqualification. Also, carefully review the tender documents for Earnest Money and Call Deposit Receipt (CDR) requirements to avoid common pitfalls.