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Software Developer with Security Clearance
Cornerstone DefenseHerndon, VA🇺🇸United StatesPosted 15 Jul 2026
Quick Overview
Work Type
Hybrid
Level
Mid Senior
Job Description
Title: Software Developer Location: Herndon, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense. This role requires a highly skilled problem-solver who has the business knowledge and technological expertise to build upon, maintain, and grow an innovative data analytics platform that supports the ever-changing needs of our customers. Required Qualifications: 2+ years experience with programming and scripting Knowledge of software version control systems Experience consuming Application Programming Interfaces (APls) and manipulating large datasets Experience with defining enterprise information system requirements, performing system or application design, developing capability prototypes, and transitioning applications to production Knowledge of AWS cloud services, such as Lambdas, EC2s, or S3 Knowledge of analytic platforms, such as Splunk, Elasticsearch/Kibana or others Current/Active TS/SCI with polygraph clearance Preferred Qualifications: Experience programming an/or scripting in Python Experience using Git Experience working in AWS or other cloud environments Knowledge of drafting technical program documentation, such as end user operational instructions or training guidelines Ability to collaborate with others who are conducting research in the same, similar, or different areas (strong teamwork skills) Effective research and analytical skills Excellent problem-solving skills Strong organizational skills and attention to detail Strong oral and written presentation skills and the ability to brief others on your findings and recommendations
Skills
AWS
Splunk
Git
Kibana
Python
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