Senior Signals Software Engineer

Leidos Holding$131K — $237K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science or related field with 15 years of experience.
  • 7 years of experience as a Software Systems Engineer (SSWE) focused on Radio Frequency (RF) principles.
  • Experience with Fourier transforms, filtering, communications theory, digital modulation, and signals analysis tools.
  • Ability to substitute 7 years of SSWE experience for a bachelor's degree.
  • Active TS/SCI security clearance with polygraph.

Responsibilities

  • Analyze user requirements to derive software design specifications.
  • Design and enhance software to improve features and functionality.
  • Debug and resolve defects in software systems effectively.
  • Utilize signal processing techniques and digital modulation methods.
  • Develop software in C++ and Java on Linux environments.
  • Integrate software with existing systems for seamless operation.
  • Lead development and execution of testing procedures for software components.

Benefits

  • Comprehensive health and wellness benefits.
  • Retirement savings plan with company matching.
  • Professional development opportunities.
  • Flexible work schedules and remote work options.
  • Education assistance for further learning.
Full Job Description
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 is required with 15 years of experience.
  • 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 (e.g. WVT, DVT), and digital signal processing (e.g. adaptive beamforming/ filtering, demodulation).
  • Seven (7) years of additional SSWE or equivalent experience on projects with similar software processes may be substituted for a bachelor's degree.


  • Clearance Requirement: Active TS/SCI with polygraph


Preferred Qualifications:
  • Experience with software-defined radio architectures (e.g., SCA, REDHAWK, GNU) and commercial wireless standards.
  • Proficiency in software configuration management tools (e.g., GIT, Trac, 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 (e.g., AWS).
  • 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 (e.g.,Three.is a plus).
  • Background in Agile development teams and geolocation techniques.


Original Posting:
July 22, 2026

Pay Range:
Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

Join the Team

Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Prepare for Your Interview

To prepare for an interview at Leidos Holding, candidates should familiarize themselves with the company's missions and values, update their resumes, and be ready to discuss how their background and skills align with the position they are applying for.

Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

Explore Leidos Holding Jobs and Careers

Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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