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Description

Looking for an opportunity to make an impact?

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Your greatest work is ahead!

Leidos Defense Systems is seeking a talented **Principal Software Engineer** to join a diverse team to create unique solutions for complex sensor and radar orientated problems. We have offices across the United States engaging in the defense, space, cyber and commercial fields, we provide responsive, cost-effective engineering, scientific and IT solutions.

If this sounds like the kind of environment where you can thrive, keep reading!

**Leidos Defense Systems Sector** provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here (https://www.leidos.com/company/our-business/defense) !

Are you ready to make an impact? Share your resume with us today!

Primary Responsibilities

+ Candidate will support advanced technology radar programs including development of software for high-speed data acquisition, distribution, and real-time processing; integration of COTS and custom technologies into sensor systems; field testing of RF sensors and systems; and deployment of advanced sensor systems.

+ In this role you will mentor other software engineers in embedded Linux C++ development, plan or evaluate software architecture updates, develop continuous integration pipelines and maintain secure development operations.

Basic Qualifications

+ Must possess a bachelor’s degree in Computer Science or Computer Engineering degree from an ABET-accredited school with a strong demonstration of the skills listed below plus 12-15 years of experience in software development or Masters degree in Computer Science or Computer Engineering degree from an ABET-accredited school with a strong demonstration of the skills listed below plus 10-13 years of experience in software development.

+ Must have good communication skills for working in a highly collaborative lab environment.

+ Must be willing to perform technical lead duties in a software development team. This include helping other developers work through C++ issues and bugs including data corruption, deadlock, and object lifespan issues. Candidate must be willing oversee tasking, perform code reviews for merge requests, and participate in architecture decisions by applying past experience.

+ Must have excellent teamwork skills and possess and show good fundamentals in the following:

+ Modern C++ development

+ Real-time Linux and device driver development

+ ZeroMQ messaging and pub/sub frameworks

+ Unit Test development

+ Experience with GitLab or GitHub continuous integration pipelines

+ Experience working on a radar program with an understanding of how radar data matures from sensor data to tracks.

+ Must be a US Citizen and possess and maintain a Final Secret Clearance.

+ Must be a resident of Huntsville, AL or be willing to relocate to the Huntsville, AL area.

Preferred Qualifications

Candidate with additional skills in the following is preferred, but not required:

+ MATLAB

+ NVIDIA CUDA GPU development / optimization

+ Experience with C++ math libraries like OpenBLAS

+ Experience with GitLab, Jira, gcov, lcov, Google unit test

Original Posting:

June 5, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $126,100.00 - $227,950.00

The Leidos pay range for this job level is a general guideline onlyand 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.

REQNUMBER: R-00160340

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.