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From the employer's careers site First seen 1 Nov 2026

Senior Signals Software Engineer

Leidos Columbia, MD senior full-time

Salary

$131,300 - $237,350 per year

Apply on Leidos

Description

We are seeking a Senior Signals Software Engineer to join our Intel Sectors, Cyber & Analytics Business Area (CABA) team. As a Senior Signals Software Engineer, you will play a critical role in designing, developing, and enhancing software for signals intelligence and cryptographic key management.

Primary Responsibilities:

  • Analyze user requirements to derive software design and performance specifications.
  • Design, develop, and enhance software to add new features or improve existing functionality.
  • Debug and resolve defects in software systems.
  • Utilize signal processing techniques and digital modulation methods effectively.
  • Develop software using C++ and Java within Linux operating systems.
  • Integrate software into new or modified systems, ensuring seamless operation.
  • Lead or participate in the development and execution of test procedures for software components.
  • Write and review software and system documentation, providing recommendations to improve processes and standards.
  • Apply scientific analysis and mathematical models to design software solutions and predict outcomes.

Basic Qualifications:

  • Bachelor’s degree in Computer Science or related discipline from an accredited college or university with 12 or more years of experience.
  • Seven (7) years of additional SSWE or equivalent experience on projects with similar software processes may be substituted for a bachelor’s degree.
  • Seven (7) years’ experience as a SSWE or equivalent on a project with a focus on Radio Frequency (RF) to include experience with Fourier transforms, filtering, communications theory, digital modulation, error control coding, signals analysis tools, and digital signal processing.
  • Active TS/SCI with polygraph clearance is required.

Preferred Qualifications:

  • Experience with software-defined radio architectures and commercial wireless standards.
  • Proficiency in software configuration management tools such as GIT, Trac, or Subversion.
  • Familiarity with Python, Eclipse IDE, Google Protocol Buffer, and model-based design tools like MATLAB or SIMULINK.
  • Knowledge of service-oriented architecture, Kubernetes, Docker, and cloud deployment.
  • Expertise in front-end technologies such as JavaScript, TypeScript, HTML, and CSS, including libraries like React, Vue, or Angular.
  • Experience working with REST APIs, WebSockets, and JavaScript 3D libraries.
  • Background in Agile development teams and geolocation techniques.

Benefits:

  • Competitive benefits package including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and more.

Salary Range:

  • $131,300.00 - $237,350.00 per year

Skills

Required

  • C++
  • Java
  • Linux
  • signal processing
  • digital modulation
  • Fourier transforms
  • filtering
  • communications theory
  • error control coding
  • signals analysis tools
  • digital signal processing

Nice to have

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Columbia-MD/Senior-Signals-Software-Engineer---25k-Sign-on-Bonus_R-00195889

Apply on Leidos