Location (mandatory): Lexington, MA The Group specializes in advanced network and communications systems development, with a focus on tactical mobile, military airborne networks of the future. The Group uses a combination of technical analysis, modeling, simulation, emulation, prototype development, and flight evaluation to develop new communication systems and evaluate and predict their performance under expected conditions. A digital design engineer is needed to develop VHDL for use in a free-space optical communication system.

Location (mandatory): Lexington, MA Group supports Department of Defense (DoD) designing and devel oping various testbed systems and components to assist data collection for ballistic missile defense tests. An embedded software engineer is needed to design and implement software of embedded devices and systems from requirements to production.

Location (mandatory): Lexington, MA The Group is seeking eager candidates to develop embedded and real-time software to support prototyping, lab experimentation, and field experimentation of novel communications and sensing applications.

Location (mandatory): Lexington, MA We are seeking a talented embedded DSP software engineer to develop, optimize, and maintain signal processing solutions for a tactical communications program within the Group. The group leverages technical analysis, modeling, simulation, emulation, prototype development, and flight tests to advance communication systems and evaluate their performance. This role focuses on developing high-performance DSP algorithms and embedded software for specialized processor architectures. The ideal candidate will have strong fundamentals in digital signal processing, experience with commercial DSP platforms, and the ability to work across hardware-software boundaries to deliver optimized solutions for real-time communications systems.

Location: Lexington, MA 02421 Designs, develops, analyzes, models, tests and simulates communications systems, subsystems, and electronic signals for communication networks, data links, digital radio, battle management, and command and control systems such as wide and local area networks, point-to-point systems, secure systems, signal coding and modulation schema, digital and wireless radio/communications technology and network architecture design. Background/Need: The group is involved in a synergistic combination of research, proof-of-concept test beds, and system engineering/application efforts focused on enhancing the capacity, robustness to interference, and flexibility of next-generation communications satellites as well as line-of-sight radio communications systems. Current work includes advanced waveform design, adaptive frequency planning, acquisition and tracking techniques, dynamic resource allocation, and advanced networking strategies. The Integration & Test Engineer will support laboratory-based research and system development activities for communications systems including satellite payloads and ground terminals. The role involves designing, developing, and executing system-level and unit-level tests, writing operational scripts, and supporting integration efforts across software, firmware, and hardware components. The engineer will help troubleshoot system issues, identify root causes, and support validation of experimental communication technologies used in national interest programs.

Location: Lexington, MA Designs, develops, implements, and validates advanced digital hardware systems with an emphasis on FPGA-based development. Translates functional and algorithmic specifications into optimized HDL architectures, performs simulation and verification, and integrates designs into prototype and production hardware systems. Responsible for complex, high-speed digital design and FPGA implementation within operational hardware environments. Develops and tests supporting hardware including power distribution, digital control systems, and printed circuit boards (PCBs). Builds and refines prototypes, diagnoses and resolves hardware defects, oversees system integration, and maintains comprehensive design documentation. Evaluates and improves digital and physical system performance through analysis, testing, and iterative design enhancements. The group provides support to the Department of Defense (DoD) in the design and development of testbed systems and components that facilitate data collection for ballistic missile defense testing. Activities include system concept development for RF and optical systems, modeling and simulation, signal processing algorithm design, RF and optical system development, experimental field testing, data analysis, and creation of operational and experimental test assets. The team possesses expertise in adaptive sensor array processing for radar and communications, advanced real-time software methodologies, signal detection and estimation, communications systems, and systems analysis. The group requires a Hardware Engineer to design and develop digital hardware and firmware solutions that control multiple radar systems.

It is a DevOps position. The incumbent is responsible for the definition, development, and implementation of new systems, and major enhancements to existing systems, as well as production support for systems with high complexity. The incumbent is capable of providing project leadership for major feasibility or business systems analysis studies.

Location: Lexington, MA 02421. Full lifecycle application development including designing, coding, debugging, testing, maintaining, and documenting software applications and systems. The role involves software analysis, requirements analysis, code analysis, software review, risk analysis, and software reliability analysis. Responsibilities include object-oriented analysis and design, software modeling and simulation, GUI development, performance tuning, automation, standards compliance, and integration with existing systems. The position supports development of a software testbed for space network emulation capabilities using containers, custom programs, and graphical elements. Candidates with experience in software-defined networking and space-based networking concepts are highly preferred. Background/Need: The team is seeking an experienced Software Engineer to support development and implementation of software testbed environments for advanced networking and space communication initiatives. The selected candidate will contribute to full lifecycle software development efforts, support CI/CD processes, and collaborate with multidisciplinary engineering teams in highly technical and research-driven environments.

The Sr. Quality System Engineer will support and enhance the electronic Certificate of Conformance (eCOC) process for U.S. imports, ensuring compliance with CPSC and CBP requirements. The role will involve system enhancements, cross-functional collaboration, and serving as a subject matter expert on COC processes.

Location : Taylor Texas Provides engineering support to implement improved inverter-based resources (IBRs) capabilities and modeling for IBRs. Reviews submissions of technical data related to maximization of voltage ride-through (VRT) and frequency ride-through (FRT) to ensure compliance with requirements. Performs reliability power system studies, including steady-state and dynamic stability studies, to assess the impact of inverter based-resource VRT and FRT performance on the system. Works with market participants to understand requirements, facilitate submissions, and implementation of modifications or exemptions. Coordinates with internal teams to ensure all requirements related to VRT and FRT are being met. Serves as subject matter expert on topics related to VRT and FRT performance for inverter-based resources. Supports development of processes and procedures related to VRT and FRT maximization and may support development and implementation of future Revision Requests in this area.

Location: Hybrid at San Diego, CA 92123 Performs design, modeling, development, and testing of mechanical systems, structures, and utility infrastructure components. Responsible for developing functional requirements and applying standard engineering principles to construction and operational procedures. Creates and reviews construction plans, schematics, and AutoCAD line diagrams for utility and pipeline-related projects. Develops detailed step-by-step construction procedures, including valve operations, sequencing, pressure monitoring, and control point identification. Evaluates system effectiveness, safety, reliability, and operational efficiency while supporting quality improvements and field coordination activities.

Location: Lexington, MA Performs full lifecycle application development and testing of complex software systems including design, coding, debugging, and validation across multiple programming languages. Responsible for software analysis, code review, requirements analysis, software reliability evaluation, and system quality assessment. Works on object-oriented design and analysis, software modeling and simulation, UI development, automation, and integration of software with existing systems. Evaluates and implements new technologies, ensures standards compliance, and supports software functionality across development, testing, and deployment environments.