Strategic Network Sourcing Leader – Global Fiber & DC

F5 Networks, Inc.; Dublin; Hybrid; EUR 110,000 - 170,000; Full time

Job summary

F5 Networks, Inc. is seeking a Strategic Sourcing Manager – Network Planning and Acquisition to drive end-to-end sourcing for global network infrastructure, including dark fiber, IP transit, and interconnect services.

You will align network expansion plans with procurement roadmaps, lead RFPs and contract negotiations, and partner with Network Engineering, Infrastructure Planning, Finance, and Legal to optimize cost, risk, and timing across multiple markets.

Qualifications

• 8+ years of experience in strategic sourcing, network procurement, or infrastructure acquisition.
• Expertise in fiber and carrier sourcing at scale, including IRUs and IP transit contracts.
• Strong analytical and commercial modeling skills with experience building TCO models.
• Proven ability to influence cross-functional teams and executives on sourcing decisions.
• Experience translating capacity plans into procurement roadmaps and budgets.

Responsibilities

• Develop and execute category strategies across dark fiber, wavelengths, IP transit, and peering.
• Lead RFPs, negotiations, and contract awards with ISPs, carriers, and fiber providers.
• Negotiate pricing, SLAs, build timelines, and renewal structures to optimize cost and risk.
• Develop peering strategies and influence data center and colocation site selection.
• Collaborate with Network Engineering, Infrastructure Planning, Finance, and Legal to align plans.
• Manage supplier relationships and monitor KPIs for delivery and resiliency.

Skills

Strategic sourcing

Network procurement

Commercial modeling

KMZ/GIS tools

Route mapping platforms

Fiber management systems

Executive communication

Demand forecasting

Sourcing strategy

Tools

KMZ/GIS tools

Route mapping platforms

Fiber management systems

Job description

F5 Networks, Inc. is seeking a Strategic Sourcing Manager – Network Planning and Acquisition to drive end-to-end sourcing for global network infrastructure, including dark fiber, IP transit, and interconnect services.

You will align network expansion plans with procurement roadmaps, lead RFPs and contract negotiations, and partner with Network Engineering, Infrastructure Planning, Finance, and Legal to optimize cost, risk, and timing across multiple markets.