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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Systems Engineer - **Company:** RTX - **Location:** El Segundo, CA, United States - **Experience:** Expert - **Salary:** $95,500.0 - $181,700.0 - **Contract:** Contract - **Skills:** Agile Methodology, Algorithm Design, Data Analysis, Systems Engineering, Big Data, C++ (Programming Language), Computer Engineering, Data Fusion, Linux, Hardware Design, Information Theory, Python (Programming Language), MATLAB, Pattern Recognition, Real-Time Operating Systems, Signal Processing, Software Engineering, Systems Architecture, Systems Integration, Test Management, Data Processing, Information Technology, Modeling and Simulation, Devsecops, Programming Languages - **Published:** September 9, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9152168/senior-systems-engineer ## About the Role Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date, * Typically requires a Bachelor's degree in Electrical Engineering, Aerospace Engineering, Computer Engineering, Computer Science, Mechanical Engineering, Applied Mathematics, Physics, or a related STEM degree, and 5 years of relevant systems engineering experience involving radar algorithm development and/or EO/IR algorithm design, signal processing, analysis, modeling, and simulation. * MATLAB, Python, C/C++, or related programming languages * The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance ## Description * Design, implement, and validate algorithms for RF digital signal processing, data fusion, target tracking, and/or automated resource management, using both simulated and real-time demonstration data * Model and simulate sensor phenomenology, both for RF sensors (e.g. radar, Air-to-Air capabilities, Air-to-Ground capabilities, Electronic Support Measures) and sensors outside the RF spectrum (e.g., EO/IR) * Collaborate in a cross-functional team of systems, software, and hardware engineers in efforts including development and/or integration of real-time software, modeling and simulation, field demonstration, processing real-world data, trade studies in system and algorithm design, and requirements allocation and verification * Develop and extend automated analysis tools for reducing large data sets and producing analysis outputs, e.g., RF sensor I/Q data, sensor measurement data, tracker measurement data * Interface with technical and program team leads on a regular basis in a fast-paced environment * Lead small work efforts and communicate progress to the lead systems engineer and chief engineer. * Maintain communication program stakeholders. * Travel up to 10%., * Active (or active within past 24 months) DoD Top Secret Clearance, with prior DoD investigation within the last 5 years * Troubleshoot electronic and/or system-level issues, signal processing, control theory, statistics, information theory, and detection methods, Imaging/pattern recognition, Data filtering (Kalman, batch, optimal estimation) * Requirements development, software/hardware integration, data analysis * Resource Management * Burst ranging, Air-to-Air, Air-to-Ground, Ground Clutter modeling and mitigation, Adaptive filtering, Space Time adaptive filtering (STAP), synthetic aperture radar (SAR), Kalman filtering, and multi hypothesis tracking * Contribute to the design and advancement of RADAR and EO/IR sensor systems * Apply modern development frameworks and best practices (Agile, DevSecOps) * Develop analysis and real-time software in both Linux/Unix and Windows environments * Support flight test and flight data evaluations * Convey technical concepts through briefings and presentations * Experience with developing, implementing, integrating, and validating SW and/or system architectures, concepts, and constructs * Engage with Test Management, IPT leaders, hardware and software development engineers, specialty engineers, program managers, and customers * Guide and coach junior to mid-level systems engineers * Ability to balance short term and long-range program goals What We Offer * Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation * Relocation Eligible - Relocation assistance is available, * Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. * El Segundo, CA: https://careers.rtx.com/global/en/raytheon-el-segundo-ca-location As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Leveraging Large Language Models for Legacy Code Translation: Challenges and Solutions](https://www.wearedevelopers.com/videos/1157-leveraging-large-language-models-for-legacy-code-translation-challenges-and-solutions) - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Robots are coming into the wild! 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