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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Staff Systems Engineer - **Company:** Elbit Systems - **Location:** Merrimack, NH, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Algorithm Design, Systems Engineering, Embedded Software, Emulators, Firmware, Field-Programmable Gate Array (FPGA), Systems Analysis, Python (Programming Language), MATLAB, Signal Processing, Systems Modeling Language, Systems Architecture, Systems Integration, Test Scripts - **Published:** September 30, 2026 - **Apply:** https://www.careerjet.com/job/usbe9729dda5d8425459cdc2e1ec435f21/eaa ## About the Role * BS + 12 years of relevant experience; MS + 9 years of relevant experience; PhD + 7 years of relevant experience * Advanced technical expertise in seeker technologies, including AESA and phased-array radars, monopulse angle-tracking techniques, millimeter-wave (MMW) seekers, multimode RF/SAL/Imaging seekers, and hybrid guidance architectures. * Experience with optical phenomena relevant to SAL and Imaging seekers, including radome effects, optical/IR propagation, laser energy degradation through atmospherics, boresight alignment, optical distortion, and backscatter impacts. * Proficiency with advanced modeling and simulation tools, including MATLAB/Simulink, Python-based analysis environments, RF target simulators, optical simulation tools, and seeker end-to-end performance modeling frameworks. * Hands-on experience with HWIL/SWIL test environments, RF target emulators, laser test benches, IR collimators, motion platforms, optical alignment tools, and automated calibration/verification equipment. * Familiarity with Model-Based Systems Engineering (MBSE), including SysML/Cameo for system architecture, requirements modeling, behavioral diagrams, interface definition, and verification planning. * Knowledge of weapon-system environmental qualification, including ESS, vibe, thermal cycling, shock, EMI/EMC, and real-world seeker survivability considerations. * Experience supporting ground, captive-carry, and flight test campaigns, including test planning, instrumentation, on-range troubleshooting, and quick-look analysis of seeker telemetry data. * Background in countermeasure environments, including ECM/ECCM, SAL countermeasure rejection techniques, clutter-suppression filtering, false-target discrimination, target reacquisition logic, and terminal-engagement robustness. * Strong understanding of embedded software/firmware integration, digital signal processing chains, FPGA-based seeker implementations, and high-rate data-path design. * Prior customer-facing engineering experience, proposal support, technical roadmap development, and collaboration with business development on future seeker architectures. Travel/Physical Requirements: * 25-50% travel to be expected based on production needs. ## Description Job Summary: The Senior Staff Systems Engineer - Seeker SME serves as the technical authority for the design, development, integration, testing, verification, and validation of Semi-Active Laser (SAL), Imaging (EO/IR), and RF seekers for precision-guided weapon systems. This role leads the development of seeker algorithms, performance-simulation models, and end-to-end terminal-guidance behaviors for all-up rounds. The Seeker SME partners closely with cross-functional teams - optical, software, electrical, mechanical, GNC, and production - to transition designs into production-ready seekers. As the primary subject-matter expert, this position requires regular customer interaction and close collaboration with business development to shape technical roadmaps aligned with emerging needs. The ideal candidate has deep experience in laser-seeker physics, RF radar/seeker architectures, signal processing, algorithm development, and full weapon-system integration and test, including ground, captive-carry, and flight testing. Responsibilities and Tasks: * Technical Leadership & SME Responsibilities * Serve as the primary technical authority for SAL, Imaging (EO/IR), and RF seeker technologies internally and with customers. * Lead seeker architecture definition, requirements decomposition, and technical trade studies across optical, RF, electronic, mechanical, software, and GNC domains. * Design, Development & Integration * Lead design, development, integration, testing, verification, and validation activities for SAL and Imaging seekers, with added responsibility for RF seeker system analysis and architecture. * Develop seeker performance simulation models for SAL, Imaging, and RF domains. * Guide development of algorithms for target detection, tracking, angle estimation, filtering, countermeasure rejection, and terminal guidance performance. * Hands On Test, Calibration & Verification * Support customer field test events and provide expert guidance on test planning and execution. * Conduct seeker calibration and verification using laser tables, IR collimators, optical benches, and RF target simulators. * Generate test scripts to automate calibration and verification workflows. * Cross Functional Engineering Collaboration * Partner with optical, electrical, software, mechanical, RF, and GNC engineering teams to drive robust, integrated seeker designs. * Recommend and document seeker design updates to improve performance, robustness, manufacturability, and resilience in contested environments. * Customer Interaction & Roadmap Development * Communicate technical concepts, risks, and decisions clearly to customers and senior leadership. * Work closely with business development to shape seeker technical roadmaps aligned to customer needs, future mission profiles, and competitive landscape. * Continuous Improvement & Industry Awareness * Maintain awareness of industry trends, threat evolution, seeker technology advancements, and emerging algorithmic/processing techniques in SAL, RF, and Imaging domains., Job Summary: The Staff Electrical Engineer is a senior technical contributor within SlingWorks, one of Elbit America's most advanced engineering teams developing next-generation … + 19 hours ago