Information Systems Engineer

All Qualified candidates will be responded to in 24 hours or less. Ability to obtain and maintain a Secret Security Clearance. Employment type: Full Time W-2 or Contract. Rate: open to Negotiation. Benefits: including Health, Dental Vision, PTO, Holidays, 401K, etc. Information Systems Engineer Location: Tucson, AZ Work Type: Onsite Clearance: U.S. Citizenship required; Secret clearance required or obtainable Role Summary We are seeking an Information Systems Engineer to support secure test equipment, engineering lab systems, and connected test environments used in aerospace and defense programs. This role combines systems administration, cybersecurity compliance, networked lab support, and test system troubleshooting across Windows, Linux, operational technology, and controlled engineering environments. Key Responsibilities Administer, maintain, and validate Windows, Linux, and networked test systems. Support secure test equipment and engineering lab environments. Configure, patch, and maintain servers, workstations, software, and system components. Develop and maintain cybersecurity-compliant test environments. Support NIST 800-171 compliance and related system security requirements. Use cybersecurity and monitoring tools such as Nessus, Splunk, Ivanti, or similar platforms. Troubleshoot connectivity, performance, software, configuration, and test integrity issues. Support integration of test systems into secure or controlled networks. Work with engineering, IT, and cybersecurity teams to review and implement system changes. Maintain system availability, reliability, and operational readiness. Support production test, flight test, lab, and engineering test environments. Document system configurations, compliance status, updates, and troubleshooting actions. Required Qualifications Bachelor’s degree in Information Systems, Computer Science, Engineering, or related STEM field. 5+ years of experience administering Windows and Linux systems in secure or controlled environments. Experience supporting cybersecurity-compliant systems, lab environments, or test equipment. Ability to install, configure, patch, and maintain software and system components. Strong troubleshooting skills across servers, workstations, networks, and integrated test systems. Experience supporting production, development, lab, or engineering test environments. U.S. Citizenship required. Ability to obtain and maintain a Secret security clearance. Preferred Qualifications Active Secret clearance. Familiarity with NIST 800-171, RMF, or similar cybersecurity frameworks. DoD 8570 IAT Level II certification such as Security+, CISM, or equivalent. Experience with operational technology, networked test systems, or third-party system integrations. Experience with Nessus, Splunk, Ivanti, vulnerability scanning, monitoring, or patch management tools. Experience with user account administration, software installation, and system support. Ability to validate system configurations and support compliance documentation. Experience working in classified, secure, or access-controlled environments. Experience supporting flight test, production test, engineering labs, or mission-critical test environments. Ability to lead troubleshooting across complex, multi-system environments. Strong communication skills with technical users, cybersecurity teams, and engineering stakeholders. #J-18808-Ljbffr