> Markdown version of [/jobs/ext/3387164-systems-integration-test-engineer](https://www.wearedevelopers.com/jobs/ext/3387164-systems-integration-test-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Integration & Test Engineer - **Company:** ASGN Incorporated - **Location:** Baltimore, MD, United States - **Experience:** Experienced - **Salary:** $176,800.0 - $243,360.0 - **Contract:** Permanent contract - **Skills:** Data Analysis, Signals Intelligence, Firmware, MATLAB, Radio-Frequency Identification, Signal Processing, Systems Integration, Apex Code, Scripting - **Published:** September 8, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9149986/systems-integration-test-engineer ## About the Role * 2-6+ years of experience in Systems Integration, Test Engineering, RF Engineering, or related technical disciplines * Experience integrating and testing RF systems in laboratory or production environments * Hands-on experience with RF test equipment including spectrum analyzers, signal generators, and oscilloscopes * Experience troubleshooting hardware, software, and firmware integration issues and performing root cause analysis * Experience with MATLAB for test scripting, signal processing, and data analysis * Experience executing acceptance test procedures, documenting results, and preparing technical reports * Experience supporting EMI/EMC, environmental, or qualification testing efforts ## Description * Apex Systems is currently hiring for a Systems Integration & Test Engineer with a leading defense technology client supporting the development and testing of advanced RF sensor, radar, and mission systems. This opportunity offers the chance to work on cutting-edge defense technologies in a highly collaborative laboratory environment, supporting mission-critical programs that enhance national security capabilities. Project Details / Mission Supported: * Support the integration, testing, and verification of advanced RF sensor and radar systems for defense applications. * Perform system-level troubleshooting and root cause analysis across hardware, software, and firmware environments. * Contribute to critical programs supporting next-generation communications, SIGINT, and sensor technologies.