Senior Specialist, Software Engineering (Application)
L3Harris Technologies· Defense· Oct 22, 2026 · 6d ago
Plano, Texas, United States
In office
Full-time
Senior
$137K–$195K est.
6+ years exp
Job description
L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.
L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
Job Title: Senior Specialist, Software Engineering (Application)
Job Code: 46214
Job Location: Plano, TX – On Site
Job Schedule: 9/80 - Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off
Job Description:
As a Senior Specialist, Software Engineer (Application), you will be responsible for supporting and leading the development and execution of software interfacing with the targeted hardware. You will be responsible for designing the software per requirements documents and system level design documents. There will be a focus to interface with the test engineers to influence test automation.
The Agile Development Group (ADG) division specializes in developing disruptive, next-generation technologies for advanced Unmanned Air Systems (UAS / UAV), advanced radar systems, next-generation weapon systems, and other RF sensor technologies using small company agility and big company experience.
Essential Functions:
• Apply computer science, engineering, and mathematical analysis concepts and principles in the development of software for the targeted platform
• Advanced skills in modern C++
• Lead Technical development of software team including agile story development and planning
• Work closely with cross functional members of the engineering organization to develop and evaluate interfaces between hardware, firmware, and software, and operational performance requirements and design of the overall system
• Investigate root cause of complex issues, and implement solutions, working independently or with a multi-discipline team
• Support and participate in all phases of the software development life cycle, including requirements analysis, design, implementation, hardware-software integration, and formal test
• Interface with the customer to understand requirements, provide software packages, and facilitate integration events
• Develop software test plans and procedures, and other relevant technical documentation
• Utilize modeling tools and equipment to establish operating data, conduct experimental tests, prototype, and evaluate results
• Experience with Modern C++, Python
• Familiar with containerized development and tools like Kubernetes, Docker, and Helm in a Linux environment
• Experience with Agile Scrum/Kanban development processes and procedures
• Participate in peer reviews, identify, track, and repair defects
• U.S. citizen
• Ability to obtain a US Secret security clearance
• Bachelor’s degree in Computer Science, Computer Engineering, or related field
Qualifications:
• Bachelor’s degree and a minimum of 6 years of prior relevant experience. Graduate degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
• Minimum of 6 years experience in computer/software engineering field
• Minimum of 6 years C++ development in a professional environment
Preferred Additional Skills:
• Working knowledge of Linux
• Familiar with CI/CD automation including Gitlab build release pipelines
• Experience with Deployment Orchestration
#LI-KM1
L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.
Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.
By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.
L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish . For information regarding your Right To Work, please click here for English or Spanish .
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agilepythonkubernetesdockerscrumci/cd
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