Siemens Power Transmission & Distribution, which is based in Raleigh, has won a contract to provide an energy management system for Southern Company.

Southern will use Siemens solutions to monitor and control its power transmission system that includes more than 27,000 miles of transmission lines and some 3,400 substations.

Georgia Power, Alabama Power, Mississippi Power and Gulf Power, which are part of Southern, will be included in the upgrade along with a power coordination center.

Financial terms were not disclosed.

Siemens will provide training and project management in addition to hardware.

"The solution we are delivering to Southern Company not only provides the benefits of the latest future proof technology in the industry but also facilitates Southern Company’s ability to manage the life cycle cost of their system,” said Kevin Sullivan, vice president and general manager of Siemens Power Transmission & Distribution’s Energy Management & Automation division.

Southern Company services 4.3 million customers.