Software Engineer with Security Clearance

Cornerstone Defense; Herndon (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

Cornerstone Defense in Herndon, VA is seeking a Software Engineer with TS/SCI clearance to support a critical government program.

You will apply Java and Python expertise, work with AWS C2S, and contribute to secure, scalable software through DevOps practices and agile collaboration across engineering teams.

You will mentor teammates and participate in code reviews, security assessments, and continuous integration efforts to deliver mission-critical capabilities on time.

Qualifications

• Bachelor's or master's degree in computer science preferred.
• Minimum 3 years of relevant software development experience.
• Experience with cloud services and security reviews.
• Experience with AWS C2S and agile activities.

Skills

AWS

Java

Python

GitHub

DevOps

Security awareness

Team collaboration

Education

Bachelor's degree in Computer Science

Master's degree in Computer Science

Tools

AWS C2S

Ansible

Puppet

Chef

Eclipse

Docker

Vagrant

Maven

Jenkins

REST

SOAP

Perl

Shell scripting

Job description

Title: Software Engineer 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. Required Education, Experience, & Skills : We are looking for experienced Software Developers to join our technology-based program supporting a key Government customer. A bachelor's or master's degrees in computer science are preferred with a minimum of three (3) year's relevant experience with the following skillsets: 1+ years working in AWS C2S 2+ years experience participating in agile activities. Infrastructure as a code language (Ansible, Puppet, or chef as examples) Eclipse developmental duties Git Hub, Dev Ops, Java and Python. Candidate should have experience in security review of applications and infrastructure. 2+ Years experience participating in agile activities. 3+ years of RECENT Java or Python or .Net experience 3+ years of RECENT Database Administration (oracle or MYSQL) experience Research new technologies in object-oriented programming. Experience in Cloud based services. Works well in an engineering team environment with other teammates who varied skills levels. Ability to mentor others Preferred Education, Experience, & Skills : Experience with infrastructure automation technologies like Docker, Vagrant, etc. Experience with build automation technologies like Maven, Jenkins, etc. Experience with with building APIs and services using REST, SOAP, etc Experience with scripting languages like Perl, Shell, etc.