SSD is seeking a Cyber Software Engineer with an active TS clearance The contractor shall use Government top-level software designs and Design Change Document (DCDs). The contractor shall design sub-system level interfaces, design sub-system coding requirements, write software code, and write test procedures. The contractor shall write and insert all updated technical information into the master documentation per previous Government baselines. The contractor shall deliver data to the TRRs and FCA. Track updates the Government uses master documents along with any revisions.