Information Systems Engineer - Secret Clearance

Quest Defense Systems & Solutions•Tucson, AZ

1d•Onsite

About The Position

Immediately Hiring Systems Engineers! Embark on a journey with QDSS at the forefront of technological innovation as we seek talented Engineers to shape the future of cutting-edge projects and contribute to a culture of excellence and creativity. What we do matters. We’re hiring a Systems Engineer to support and secure test equipment (TE) and engineering lab systems for advanced aerospace and defense programs. In this role, you’ll combine systems administration and cybersecurity to ensure test environments are secure, compliant, and fully operational across Linux, Windows, and networked systems. You’ll work closely with engineering, IT, and cybersecurity teams to support test system integration, troubleshooting, and compliance, making this an ideal role for someone who enjoys hands-on problem solving in secure, mission-critical environments.

Requirements

Bachelor’s degree in Information Systems, Computer Science, Engineering, or related STEM field
5+ years of experience in systems administration (Linux, Windows, networking)
Experience with user account management, software installation, and system support
Strong troubleshooting skills across hardware, software, and networked systems
Active Secret security clearance required (U.S. Citizenship required)

Nice To Haves

DoD 8570 IAT II certification (Security+, CISM, etc.)
Experience supporting test systems, lab environments, or operational technology (OT)
Familiarity with cybersecurity tools (Nessus, Splunk, Ivanti)
Experience working in classified or secure environments
Ability to lead troubleshooting efforts across complex, multi-system environments
Strong communication skills and ability to support technical users and engineering teams

Responsibilities

Administer and support test systems and lab environments (Linux, Windows, networking)
Ensure cybersecurity compliance of test equipment using tools like Nessus, Splunk, and Ivanti
Install, configure, and maintain software, patches, and system updates
Troubleshoot issues related to connectivity, system performance, and test integrity
Support integration of test systems into secure/controlled networks
Collaborate with engineering and cybersecurity teams to ensure secure and compliant system changes
Maintain system availability, reliability, and operational readiness
Support flight test and production test environments