Roger D. Rydinski has listed for sale a four-bedroom, two-bath home at 4318 Briarcliff Court in Concord for $459,000.

The 1,800-square-foot house was built in 1963 in Cowell/South Concord neighborhood. Jim Colhoun of BHG Mason McDuffie Real Estate is the listing agent of the home.

Rydinski is a process project manager at Vinculums, a professional services and engineering firm. He previously served as process engineer at Clearwire and project manager at T-Mobile and Cingular Wireless. Prior to that, he was vice president of operations at WebTelecom and senior manager of information technology development at Nextel. He also served as customer care relations director at Pacific Bell Wireless and operations support manager at IBM Corporation.

He earned his B.A. in economics and art from the University of California, Davis. He also attended Villanova University.

According to BlockShopper.com, there have been 1,275 home sales in Concord during the past 12 months, with a median sales price of $225,000.

Address: 4318 Briarcliff Court