Digital Signal Processing; DSP Senior Software Engineer

Position:
Senior Software Engineer – Digital Signal Processing (DSP), Marlborough, Massachusetts. 100% onsite. U.S. citizenship required with a Secret security clearance.

• Design, code, test, integrate and document C++/C real‑time DSP algorithms or control functions for sensor systems on Linux.
• Resolve defects and maintain existing codebases.
• Analyze numerical accuracy and runtime latency.
• Participate in requirements, design, development and testing of real‑time DSP embedded software, application software and tools.
• Support high code quality through code reviews, static analysis and continuous integration.
• Collaborate with systems, hardware and other software engineers to implement end‑user requirements.
• Participate in internal review of software components and systems.
• Collaborate with project managers and other Engineering professionals.
• Follow established development practices and configuration management processes.

• Minimum 5 years of relevant experience, STEM degree.
• Experience with C++ and C in Linux environments.
• Object‑oriented analysis and design skills.
• U.S. citizenship with an active Secret security clearance.
• Ability to travel domestic and international.
• Strong problem‑solving and communication skills.
• Real‑time software development experience, knowledge of DSP.
• Experience with GIT, Jira, Jenkins, Python, Perl, Bash, Kornshell.
• Team‑based Agile/SCRUM, Dev Ops and test automation experience.
• Experience with CMake, Google Test, gdb, profilers, Jenkins, UML.
• Experience with numerical libraries (MKL, FFTW, BLAS, LAPACK, ARM PL).
• Experience with DDS, C++20 or newer, NVIDIA CUDA GPU software.
• Experience with MATLAB.

• Advanced degree in a related field.
• Radar or DSP domain knowledge.
• Experience with Windows operating systems.
• Experience building software in a Dev Ops environment.
• Familiarity with numerical libraries and high‑performance computing.

• Salary range $86,800 – $165,200 USD, based on experience.
• Medical, dental, vision, life insurance and short‑term / long‑term disability coverage.
• 401(k) match and flexible spending accounts.
• Paid time off, holidays, paid parental leave and flexible work schedules.
• Employee assistance program and professional development opportunities.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status. RTX provides affirmative action for qualified individuals with a disability and protected veterans.