Join the ISCO Team

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ISCO is an equal opportunity employer with a very diverse employee base working in a variety of different positions. ISCO is a privately held entrepreneurial company that offers a flexible and friendly work environment. Our employees enjoy a unique opportunity to see, experience and participate in all aspects of the business as we deliver technology to the thriving wireless industry.

If you think you are a good fit with ISCO based on this description, fill out the form or send your resume to or call 630-283-3100.

Current Openings

Sales Engineer

Position Description
ISCO is a wireless systems solutions company and manufacturer providing solutions and subsystems to wireless service providers such as AT&T, Verizon for over 20 years. Reporting to the Director of Sales Engineering, this individual will be a key contributor to the success and growth of ISCO. The ISCO sales process employs a consultative approach bringing together an understanding of customer challenges with network information, analysis and ISCO’s RF spectrum conditioning products. This individual is expected to be able to assess complex wireless network RF performance issues, create and prove out a solution then professionally present the winning solution to ISCO customers. This person will engage in the pre and post sale activities as required.

This position is for someone who is looking to utilize a unique blend of highly technical and business development skills in a “startup size” company environment. The position also requires mostly domestic travel up to 30%.


  • Bachelor’s degree in Electrical Engineering or equivalent
  • Minimum of 5 years of experience in the wireless telecommunications industry with emphasis on Radio Access in LTE, CPRI, 5G technologies
  • At least 3 years working experience with LTE in the areas of RF performance, RF performance testing and analysis. Knowledge of VoLTE is a definite plus.

Position Requirements:

  • Excellent verbal and written communication skills
  • Experience working in the wireless industry, wireless operators or equipment manufacturers in a customer facing position is a definite plus
  • Experience in architecture and working knowledge of RAN fronthaul (CPRI)/Fiber related products
  • Proactively scopes the technical solution required to address customer requirements, assesses customers’ met and unmet needs, and recommends solutions that optimize value
  • Secures input from all necessary solution stakeholders. Adapts solutions, as necessary, to ensure appropriate support.
  • Firm grasp of Network Topology and Performance KPI Metrics
  • Working knowledge of base station equipment, RF test equipment
  • Good understanding of U.S. Domestic Wireless competitive landscape
  • Solid understanding of basic RF concepts such as filters, link budgets, receiver sensitivity, etc.
  • Hands on experience with basic RF measurements such as noise figure and spectral measurements
  • Fluency with Tableau, Microsoft PowerPoint, Excel and Word


Schaumburg, IL

Other Essential Abilities, Skills and Requirements:

  • Experience assessing technical business requirements and making recommendations based on the assessment
  • Contribute with Continuous Improvements of Products, Processes and Documentation
  • Deliver complex network designs and solutions based on established processes and procedures and products. Advanced working knowledge of Visio and PowerPoint.
  • Ability to travel on short notice up to 20% - 30% of the time
  • The ability to personally conduct consultative customer engagements as the lead engineer
  • Interface with internal Product and Engineering teams to achieve continuous improvement of product documentation based on customer feedback
  • Exceptional work ethic and character
  • Team oriented with good negotiation and argumentation skills
  • Strong verbal and written communicator, with a demonstrated ability to multi-task
  • Resiliency, high energy and ability to function exceptionally well in a start-up environment
  • Proven self-starter, with the demonstrated ability to work with little direction and oversight
  • Strong technical, problem solving and analytical abilities
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