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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. Software Systems Engineer - **Company:** SPX - **Location:** Everett, WA, United States - **Experience:** Expert - **Salary:** $165,200.0 - $300,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Microsoft Windows, Adobe InDesign, Application Programming Interfaces (APIs), Artificial Intelligence, Software Applications, Audio Signal Processing, Automation of Tests, C Sharp (Programming Language), C++ (Programming Language), Network Analysis, Encodings, Signals Intelligence, Computer Programming, Databases, Desktop Computing, Linux, Programming Tools, Extensible Application Markup Language, Design of User Interfaces, InstallShield, JSON, Python (Programming Language), PostgreSQL, Metadata, Microsoft Foundation Class Library (C++ Libraries), Microsoft Visual Studio, Windows Presentation Foundation, Team Foundation Server, Qt (Software), Signal Processing, Software Engineering, SQL Databases, Test Execution Engine, Wireshark, Extensible Markup Language (XML), Software Licensing, Multithreading, Enterprise Software Applications, Build Tools, Decoding, Software Performance, Visual Basic Language - **Published:** July 28, 2026 - **Apply:** https://www.dice.com/job-detail/291875fe-9ae6-4e7d-ab00-7eb2aa33142d ## About the Role * US Person or Permanent Resident * Extensive experience in design, implementation and testing of complex realtime multithreaded software applications * Extensive C/C++ software development experience (6+ years) * Extensive Digital Signal Processing (DSP) and math background * Radio Frequency (RF) theory and practice (propagation, antennas, receivers, signals, systems, etc.) * RF Signals expertise, including signal modulation, demodulation, decoding and signal analysis techniques and tools * Programming for Windows operating systems * Networking and socket level programming * Databases and database programming * Ability to quickly learn and support a large existing C++ code base * System QA testing, including developing and executing test plans and writing automated QA test programs * Excellent communications skills * Ability to write technical product documentation Preferred Knowledge, Skills, and Abilities * SIGINT/COMINT/EW experience * RF Direction Finding and Geolocation concepts, including AOA and TDOA * Mapping concepts, standards, and programming * Audio signal processing including analog and digital demodulation * Drone signals and protocols (uplink and downlink including video) * Experience operating commercial drones * Full Motion Video (FMV) systems, including STANAG 4609, KLV Metadata, MPEG-2 Transport Stream, H.264/265 encoding * Programming expertise: + Highly proficient in C/C++ + Multithreaded realtime processing + Programming with Qt + Programming in Python + Embedded programming + Realtime hardware control and data acquisition + High performance graphics + GUI design and programming + Networking and socket level programming + Databases and database programming (incl. SQL) + XML and XML programming + JSON and JSON programming + API programming (developing and using) + Software licensing + AI concepts and programming * Tools: + RF Measurement equipment (VSA/spectrum analyzers, signal generators, and other electronic test equipment) + Windows OS, including desktop, server and embedded variants + Microsoft Visual Studio and TFS + Qt + Python + Intel IPP + InstallShield + Postgres and Microsoft databases packages + Experience with Visual Basic, MFC, C#, WPF/XAML and other Windows development tools/API's + Linux OS + Linux/Unix utilities and shells + Safenet software licensing tools + Wireshark / network analysis tools + Signal demodulation and decoding software packages (go2Signals, Wavecom, etc.) * Creating and maintaining automated software build systems * Knowledge of applicable RF/COMINT/EW industry standards such as VITA-49, JICD, CoT, etc. * Ability to provide support to sales and marketing, including writing/reviewing marketing literature, proposals, and participating in customer meetings, presentations, and demonstrations. * Ability to provide support and training to customer support teams, and direct to end users. * Familiarity with worldwide COMINT/EW markets (customers, vendors, solutions) a plus * Active US Security Clearance Education & Certifications * 6+ years relevant work experience * MSEE (or BSEE with extended relevant work experience) with emphasis on RF communication systems, Digital Signal Processing, and software Travel & Working Environment * Ideally hybrid with ability to work at either our Everett WA (preferred) or Fremont CA office. ## Description 1. Develop a deep understanding of TCI's COMINT/EW and Counter-UAS products, underlying technology and implementation, and become a key contributor to architecting and implementing new products and product improvements. 2. Modify existing software and develop new software to implement improvements or add new features to our systems. 3. Specify, test and qualify new and replacement system hardware components, including computers and drives. 4. Perform QA testing and analysis of new hardware and software performance up to the system level. Develop automated QA test software and systems. 5. Create and modify software installation programs to support product updates and new products. 6. Develop and modify product documentation as needed. 7. Support other engineering groups by becoming a "go to" expert on the functionality and performance of our products. Foster a broader understanding of our techniques and capabilities among other engineers. 8. Provide technical support to our product support group and direct to end users to deploy new products, solve issues found in the field, and to gather user input on potential product improvements. 9. Support Sales and Marketing activities by writing/reviewing marketing literature, proposals, and participating in customer meetings, presentations, and demonstrations. 10. Stay current with new technology and techniques that apply to our product space as well as competitor's capabilities., At SPX, what's in it for our employees transcends market-competitive compensation and benefits. Our Total Rewards program also includes opportunities for employees' personal development, career growth, and recognition. These programs focus on alignment and assessment of organizational, team, and individual efforts toward achieving business results. Our development and career growth programs empower our employees to enhance their skills, develop new competencies, and pursue career goals. SPX benefits package provides choices designed to help employees manage their well-being. Our compensation programs are performance-based to recognize and reward employees who work hard, display the values and leadership practices we embrace, and deliver exceptional results. ## Related Videos - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Tour de Force: Open-Source LLM Inference Optimization from Simple to Sophisticated](https://www.wearedevelopers.com/videos/100099-tour-de-force-open-source-llm-inference-optimization-from-simple-to-sophisticated) - [Robots are coming into the wild! 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