Lockheed Martin [LMT] is making progress toward accomplishing Block 20 ground system upgrade objectives for the Space-Based Infrared System (SBIRS) after the Air Force in December signed off on the Block 10 upgrade, according to a company official.Lockheed Martin SBIRS Program Director Dave Sheridan told reporters Tuesday the company is tackling integration and test activities associated with those Block 20 requirements. The code has been completed, he said, and nearly 90 percent of test cases to verify the operation of the…
