Pre-Sales Engineer (Chicago)
Zentro InternetChicago, Illinois, United States
Posted January 2, 2026
Full Time
About the Company
Zentro is one of the largest independent internet service providers focused exclusively on multi-dwelling units (MDUs) in the United States.
Job Description
Zentro is seeking a Sales Engineer to design scalable internet solutions for large MDU properties. The ideal candidate will have 3+ years of experience in Sales Engineering, Network Engineering, or a technical implementation role within the Telecommunications/ISP industry.
Requirements
- Strong understanding of the OSI model, TCP/IP, switching, and routing.
- Familiarity with Fiber-to-the-Unit (FTTU) technologies (GPON, XGS-PON), Active Ethernet, DOCSIS or G.hn.
- Knowledge of MDU infrastructure, including structured cabling, varying conduit types, and retrofitting techniques for older buildings.
- Experience with heat mapping and managed Wi-Fi solutions (Ruckus, Ekahau, etc.) is a plus.
- 3+ years of experience in Sales Engineering, Network Engineering, or a technical implementation role within the Telecommunications/ISP industry.
Benefits
- Competitive base salary ($100K-$160K, depending on experience), with total on-target earnings of up to $120K-$200K, based on performance
- Comprehensive benefits package, including health, dental, and retirement plans.
- Opportunity to work with a dynamic team in a growing industry.
- Ongoing training and professional development opportunities.