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ECS Names Sean Mullen Senior Vice President of Business Development

ECS Names Sean Mullen Senior Vice President of Business Development
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Fairfax, Virginia – (work wire) – ECS, a leader in advanced technology, science and engineering solutions, has announced the appointment of Sean Mullen as Senior Vice President (SVP) of Business Development (BD). In this position, Mr. Mullen will lead the company’s BD, capture, proposal operations, and strategic solutions teams as they work to accelerate the company’s organic growth through new partnership opportunities.

Mr. Mullen has over three decades of experience in business development and acquisitions. He has a long history of building high-performance teams that understand the objectives of the public sector market. Prior to joining ECS, he served as Senior Vice President of BD at Perspecta, where he designed and implemented the company’s market reach strategy and helped enact a new, resource-efficient, customer-centric BD lifecycle.

“I look forward to working with the incredibly talented and passionate BD team to drive market-leading growth and customer satisfaction,” said Mr. Mullen. “ECS routinely addresses the toughest challenges in the industry, and I’m excited to be joining a company committed to growth and delivery excellence.”

“Sean is a forward-looking, results-driven executive with a strong customer focus and a proven track record of year-over-year growth,” said John Heneghan, president of ECS. “His customer and market insights will help ECS achieve our strategic growth initiatives in 2022 and beyond.”

About ECS

ECS, the federal government division of the ASGN, delivers advanced solutions in cloud, cybersecurity, data, artificial intelligence (AI), applications, IT modernization, and science and engineering. The company solves critical and complex challenges for clients throughout the US public, defense, intelligence, and commercial industries. ECS maintains partnerships with leading cloud, cybersecurity, and AI/ML service providers and holds specialized certifications in their technologies. ECS is headquartered in Fairfax, Virginia, and has more than 3,500 employees across the United States. For more information, visit

About ASGN Incorporated

ASGN Incorporated (NYSE: ASGN) is a leading provider of IT services and professional solutions, including technology, innovation and digital, across the business and government sectors. ASGN helps businesses and government organizations develop, implement and operate information technology and business solutions through its integrated offering of professional personnel and IT solutions. ASGN’s mission is to be the most trusted partner for companies looking for highly skilled human capital and integrated solutions to meet their strategic and operational needs. For more information, visit us at

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