Junior System Engineer Security Clearance

Job Title

Junior Systems Engineer

Annapolis Junction, MD

$160,000 – $180,000 per year

Active TS/SCI with Polygraph required to apply.

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.

• Medical, Dental and Vision Plans
• Generous PTO Policy
• 401(k)
• HSA and FSA options
• Life and Disability Insurance
• Tuition Reimbursement and Training
• Perks at Work Discount Program
• Referral Program
• Leads Generation Program
• College America 529
• Fitness Reimbursement Program
• Travel Assistance
• Norton Lifelock Benefit Solutions
• Life Planning Financial & Legal Services

The Systems Engineer supports the design, development, integration, and maintenance of complex technical systems, ensuring they operate reliably and meet organizational needs. This role works closely with cross-functional teams to translate requirements into effective system solutions, troubleshoot issues, implement improvements, and maintain thorough technical documentation. The Systems Engineer evaluates system performance, supports lifecycle management, collaborates with vendors when needed, and ensures alignment with industry best practices.

Strong analytical skills, attention to detail, and the ability to work in a dynamic technical environment are essential for success in this position.

• Bachelor’s degree in engineering or a closely related technical field (e.g., computer science, mathematics, physics) with no experience, OR
• 1 year of relevant experience in engineering systems across their lifecycle (conception, design & development, testing, production, distribution/deployment, operation, maintenance & support, decommissioning).

• Assist in requirements gathering and documentation under guidance from senior engineers.
• Support the development of system specifications and interface designs.
• Contribute to integration and testing activities, including preparing test data and executing test procedures.
• Help maintain technical documentation and configuration management records.
• Participate in modeling and simulation tasks to validate basic system functions.
• Collaborate with team members to troubleshoot issues and implement minor system updates.
• Learn and apply engineering fundamentals (e.g., control theory, signal processing, networking) in practical scenarios.