CHELMSFORD, Mass.--(BUSINESS WIRE)--Airvana, a leading provider of small cell solutions, today announced the appointment of Jay Hilbert as the company’s Head of Global Sales and Business Development. In this role, Hilbert will be responsible for developing and expanding relationships with mobile network operators, distribution channel partners and enterprises. Hilbert brings more than 20 years experience in telecom, holding sales and business management positions with both large public companie