Virginia based defense contractor seeking a computational linguist with Software Engineering qualifications for their Charleroi, PA facility. Candidates should have 1 to 3 years experience in developing computational linguistic applications such as natural language processing, text mining, knowledge extraction and knowledge-based systems. This covers all software engineering disciplines from requirements development to validation. Experience in ontology engineering and LISP is a plus. Education: BS degree required, MS degree preferred, and Engineering degree preferred.