Executive Leadership



President & CEO, ATX Networks Corp.

ATX President and CEO Dan Whalen is responsible for the company’s overall strategic vision, global operations and growth. Whalen’s 20 years of senior management experience in the broadband and content industries includes a variety of leadership roles that stretch across multiple technology disciplines. With a background that spans sales, product and operational roles, Whalen has the proven expertise, vision and versatility to help customers expand and excel in an era of unprecedented disruption.

Prior to joining ATX, Whalen was Chief Product Officer at ADTRAN, responsible for products from concept to delivery. Before ADTRAN, he held multiple leadership positions at ARRIS, including Senior Vice President of Sales, Senior Vice President and General Manager of Global Services, and President, Network & Cloud. In this role he was responsible for oversight of the development and delivery of the company’s portfolio of broadband and video network infrastructure technologies, cloud-based software solutions, and Global Services business. Whalen’s work history also includes key positions at Cisco Systems, Comdisco, KPMG and Bell Atlantic.

Whalen holds a Bachelor of Engineering degree from Stevens Institute of Technology.



Chief Sales Officer

Jeff Liening oversees the company’s global Sales strategies, developing new business opportunities and delivering solutions customized to customer needs. Liening brings to ATX more than 27 years of customer-facing sales experience from the communications service provider and media & entertainment business sectors. Prior to joining ATX, Liening led North America Sales and Services for Imagine Communications, where he was instrumental in the growth of next-generation ad management, networking and media access solutions with multichannel video programming distributors (MVPDs), and satellite and media broadcasters. Liening has held a variety of sales leadership roles with GENBAND, Sycamore Networks, Lucent Technologies, Ascend Communications and Cascade Communications.  He began his career with the U.S. Department of Defense (US Air Force). Liening holds a Master’s Degree in Electrical Engineering from Washington University in St. Louis with advanced studies in Optical, RF and IP network design.



Executive Vice President, Marketing

As Executive Vice President of Marketing, Kim Lee is responsible for the development and creative execution of global marketing strategies that elevate the ATX brand and build stronger connections between ATX and its customers, partners and employees. A marketing and communications leader for more than 25 years, Lee is recognized for enabling growth and transforming global brands for IT, telecommunications and media broadcasting companies through high-impact messaging and customer-focused marketing programs. Over the course of her career, Lee has worked in the advanced wireless, optical, IP and signaling technology fields, with a history of leading teams to peak performance in fast-paced environments. Prior to joining ATX, Lee led the extensive corporate re-brand of Harris Broadcast, launching two new brand identities – Imagine Communications and GatesAir – and held strategic leadership positions with GENBAND, Santera Systems and Ericsson.



Chief Technology & Strategy Officer, Broadband Access

Jay Lee serves ATX as Chief Technology and Strategy Officer, responsible for product development, platform strategy and operations for all RF/Access Networking solutions. Possessing many years of highly-specialized RF and optical technologies, combined with a keen understanding of the broadband business environment, Lee has contributed greatly to ATX’s ability to innovate and deliver market-leading access solutions to its global customer base. Lee has been a catalyst for the company’s growth since joining in 1998. Prior to ATX, Mr. Lee worked as an Engineer for Schlumberger, a leader of wireline services for the oil and gas industry, and Siemens as an R&D Design Engineer. Lee holds Bachelors and Masters of Science degrees in Engineering from Queen’s University.

Kevin Rossi


General Manager, Access Networking

As General Manager Access Networking, Kevin Rossi is responsible for all aspects of product strategy, management and engineering for ATX’s broad portfolio of Access Networking products and solutions. Rossi is an experienced executive with more than 30 years of engineering and operations leadership with a strong track record of driving product development and business growth for global technology suppliers.

Prior to joining ATX, Rossi led Product Management activities at Ribbon Communications, GENBAND and Nortel, where he played a key role in developing market-share leading voice portfolios, including wireline and wireless platforms and gateways.

Rossi holds a Bachelor of Applied Science in Electrical Engineering from the University of Waterloo.



General Manager & CTO, Media Distribution

Leveraging emerging technologies and strategic partnerships to bring the newest innovations to the global market, Andrew Isherwood is responsible for defining ATX’s long-term technology vision for its Media Distribution portfolio. A member of the Pico Digital team since 2013, Isherwood was responsible for Pico’s overall product strategy and has more than 15 years’ experience in developing CPE and headend products for cable, satellite, broadcast and IPTV applications. His career history includes six years as Chief Technologist and then Chief Technical Engineer at Pace Networks. Isherwood holds a first class honors degree in Electronics with Computing from UCLAN and an MBA from the University of Bradford, School of Management.

Jose Rivero


General Manager & CTO, Media Broadcast

Jose Rivero leads ATX’s efforts across the Media Broadcast segment, overseeing development of its industry-leading XDS headend, network and content management platforms. A visionary technologist, Rivero co-founded X-Digital Systems, which merged to create Pico Digital in 2010, and was acquired by ATX in 2016. Prior to founding X-Digital Systems, Mr. Rivero served as Senior Director of Internet and Networking Technologies at StarGuide Digital Networks, a provider of satellite and Internet transmission and distribution systems for the radio broadcast industry. Mr. Rivero holds various patents in the fields of satellite communications and data delivery and earned a degree in Computer Engineering from San Diego State University.

Sanjay Sood


Vice President, Global Operations

Sanjay Sood is vice president of Global Operations, leading teams responsible for executing ATX’s end-to-end supply chain strategy. Sood brings to ATX more than 20 years of industry experience in global technology business operations, capacity planning, procurement, supply chain operations and new product introduction.

Before joining ATX, Sood held senior roles leading various aspects of supply chain operations at Spectris, Johnson Controls and Tyco, establishing a proven track record of managing global teams and talent and achieving demonstrated cost reduction & supply chain design results.

Sood received his Bachelor of Commerce with a major in Finance from Concordia University, Montreal.



Chief Financial Officer

As Chief Financial Officer, Christina Kotsios is responsible for the overall financial management, information technology and legal functions at ATX. Within finance, Kotsios leads the controller, treasury, investor relations, accounting, tax and internal audit functions to pursue the company’s growth strategy and meet its clients’ and investors’ expectations. Ms. Kotsios joined ATX in 2004 and since 2008 has served as the company’s senior financial officer, gaining a deep understanding of the company’s global business and product portfolio. Prior to joining ATX, Ms. Kotsios built her diverse financial and operational experience as Director of Accounting Services at a Toronto-based accounting firm. Kotsios graduated with a degree in Economics from York University and is a Certified Management Accountant (CMA).

John Higgins


Chief Administrative Officer

In the role of Chief Administrative Officer, John Higgins is responsible for leading Human Resources, IT, Legal, Merger & Acquisition due diligence, Post Merger Integration, and Real Estate. Higgins is an experienced leader with significant experience of driving value optimization and business transformation gained across multiple sectors, in a range of industries and corporate cultures. His career has included key leadership positions with leading global organizations such as Mavenir, Imagine Communications, Bridgepoint Education, Accenture, KPMG and IBM. Higgins earned a Bachelor of Science from Nova Southeastern University and an MBA from the University of Miami.



Vice President, Global Services

As Vice President of Global Services, Jonathan Cox calls on nearly 25 years of communications industry services and support experience to lead ATX’s world-class professional services and customer care organization. Cox comes to ATX from Ribbon Communications (formerly GENBAND), where he was senior manager of support for one of the company’s largest customers (British Telecom) before reaching the position of Director of U.S. Services. At GENBAND, he received multiple awards for leading several high-revenue services programs and delivering impeccable customer management to top-tier clients. Previously, Cox held critical support positions at Virgin Media and Nortel. He holds a telecommunications and electronic engineering degree from Coventry Tech College.