Help Desk Specialist – Lead  Springfield, VA Active TS/SCI with CI Polygraph Job Requirements: Serve as the first point of contact for customers seeking technical assistance over a ticketing system. Perform remote troubleshooting through diagnostic techniques and pertinent questions. Determine the best solution based on the issue and details provided by customers. Walk the customer […]

Windows Systems Engineer Springfield, VA Active TS/SCI with CI Polygraph The Junior Windows Systems Engineer supports the configuration, deployment, and maintenance of Windows-based systems within a secure, mission-critical environment. This role works closely with the DevOps team and senior engineers to assist in system installation, patching, and performance monitoring across classified networks. Responsibilities include managing day-to-day Windows operations, monitoring system […]

Senior Business Analyst Springfield, VA Active TS/SCI with CI Polygraph Cornerstone is seeking a Business Intelligence Analyst responsible for working closely with Customer Engagement project teams to provide the customer with business analysis expertise, report creation and dashboard design, in a tactical capacity, evaluating internal and external client requirements and implementing effective solutions in a […]

Interface Developer Springfield, VA Active TS/SCI with CI Polygraph Cornerstone is seeking highly motivated Developers to build and implement functional software solutions, that thrives in a fast-paced, agile environment including the ability to engage in open and animated peer review sessions, able to change direction quickly, and an eagerness to learn new technologies. The ideal […]

Technical Trainer/Instructional Designer Springfield, VA Active TS/SCI with CI Polygraph The Technical Trainer / Instructional Designer will support the Customer Engagement and Implementation Teams in developing and delivering comprehensive technical training solutions for customer environments. This role is responsible for designing, preparing, and conducting technical training programs to support COTS and enterprise-level system deployments, ensuring end users can […]

Cloud Engineer I Reston, 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 […]

Title: Data Scientist Location: Reston, Virginia *Clearance: *Active TS/SCI w/ Polygraph needed to apply *   Company Overview: Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United […]

Title: .NET Developer Location: Chantilly, 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 […]

Information System Security Manager Clearance: TS/SCI with Polygraph Reston, VA Supporting the Most Exciting and Meaningful Missions in the World  Cyber and Information Security Specialist (INFOSEC) perform functions in support of the directorate’s Information System Security Manager (ISSM) and deliver outcomes as follows:   Review and analyze systems architecture diagrams and networks. Support Assessment and […]

Title: Software/Application Support Specialist   *Clearance: *Active TS/SCI w/ Polygraph needed to apply *   Company Overview: Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United States […]

Intel Ops Support Advisor Chantilly, VA Cornerstone Defense is looking for a highly motivated and experienced Senior Intelligence Operations Support to join our team. The ideal candidate is responsible for gathering, analyzing, and disseminating intelligence information to support decision-making at all levels of the organization. This includes collecting, triaging, and reviewing information from a variety […]

Intel Ops Support Chantilly, VA Cornerstone Defense is looking for a highly motivated Intelligence Operations Support Analyst to join our team. The ideal candidate is responsible for gathering, analyzing, and disseminating intelligence information to support decision-making at all levels of the organization. This includes collecting, triaging, and reviewing information from a variety of sources. The […]

Technical Targeter Chantilly, VA Cornerstone Defense is looking for a highly motivated and experienced expert Cyber Technical Analyst to join our team. The ideal candidate is responsible for designing, implementing, and maintaining the organization's cyber security assurance processes. This includes developing and implementing security policies and procedures, conducting security assessments, and monitoring the organization's cyber […]

Cyber Vulnerability Assessment & Analysis Officer Clearance: TS/SCI with Polygraph Chantilly, VA Supporting the Most Exciting and Meaningful Missions in the World  We are looking for a team-members with creative talent who are ready to take on the challenge of, Cyber Security Vulnerability A&A Officer to support at a sponsor facility. The Cyber Vulnerability A&A […]

Title: Integration Developer Company Overview: Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United States Government for information collection, operations, exploitation and dissemination, and research activities. Our […]

Title: DevOps Systems Engineer Location: Herndon, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply *   Company Overview: Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United […]