Sr. Specialist, Software Engineering 1
L3Harris
Nashville, TN · Posted October 20, 2026
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November 2026
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Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
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About the job
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: Sr. Specialist, Software Engineer
Job Code: 46461
Job Location: Nashville, TN
Job Schedule: 9/80 employees work 9 out of 14 days- totaling 80 hours worked- and have every other Friday off
Job Description:
Participate and consistently contribute to planning, design, implementation, verification, deployment, and support activities for custom software components and applications. May perform task management activities for other software engineers.
The Software Engineer, Senior Specialist Level is a senior professional with strong job area knowledge and broad knowledge of project management, managing complex projects and processes with general oversight to achieve operational targets and goals with direct impact on team and departmental results.
Essential Functions:
Perform all job functions with a positive, professional attitude
Perform other appropriate duties as requested, directed, or assigned
Mentor less experienced team members as appropriate
Effectively manage multiple task assignments
Adhere to corporate processes and standards for all activities and deliverables during all phases of involvement in the software development life cycle
Track and report status of tasks, deliverables, and issues to software engineering team
Investigate and address requirement violations in functional testing and production software as needed
Provide input and effort for the technical verification of all technical, functional and corporate requirements prior to delivery of software components and applications
Unit and component test software components and applications to ensure quality of deliverables
Implement requirements into software components and applications according to technical design
Effectively present technical designs to software engineering, program management, and other team members
Translate requirements into appropriate technical designs
Interact directly with engineering team and program management staff to analyze and understand requirements
Qualifications:
Bachelor’s degree in a Science, Technology, Engineering, or Mathematics field and minimum 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.
4 years Experience with C# and Visual Studio required (Java experience a potential substitute), WPF/XAML, principles, practices, and techniques of object-oriented design/development, relevant technologies, software development methodologies, and programming languages
Ability to obtain a US Secret security clearance
Preferred Additional Skills:
Ability to understand and utilize UML (Unified Modeling Language)
Ability to identify and apply design patterns as appropriate
Azure DevOps source control (GIT) and pipeline development (YAML)
A strong understanding of SOLID principles
Experience with multithreaded application development.
Strong knowledge of the principles, practices, and techniques of object-oriented design/development
Strong understanding of regulatory standards impact on software development
Strong knowledge of the principles, practices, and techniques of software unit, component, and integration testing
Strong knowledge of the principles, practices, and techniques of source code management and defect tracking
Ability to effectively utilize both written and verbal communication skills
Ability to identify complex problems and provide multiple solutions
Ability to understand, create, and communicate complex design specifications
Ability to quickly and effectively breakdown assignments into work tasks and provide effort and schedule estimates and successfully achieve them
Ability to use judgment and logic in decision-making considering relative to costs and benefits of potential actions
Ability to promote corporate ethics and exhibit a spirit of teamwork and cooperation within the organization
Understanding and ability to implement Agile and Scrum methodologies
Ability to work in a team environment and highly effective at collaboration
#LI-EB1
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.
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