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Lead, Software Engineering (Architect)

Plano, Texas

Job ID IMS20222206-84967
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On the L3Harris team, your job is to secure the world. We don’t work here just for the advanced technology and equipment: We work here because we know what – and who – we’re protecting. From families to the intelligence community, and from our climate to our men and women in uniform – we’re making the world a safer place. Working in Software with L3Harris you'll join our team of qualified, diverse individuals and work in a fast-paced environment with high expectations, global scope, and a collaborative team setting.

  • Full Time
  • Level: Experienced
  • Location: On Site
  • Glassdoor Reviews and Company Rating

Success Profile

What makes a successful Engineer at L3Harris?
Check out the traits we’re looking for and see if you have the right mix.

  • Innovative
  • Technical
  • Influential
  • Critical Thinker
  • Analytical
  • Detail Oriented


I love my job because every day there’s a new problem to tackle, a new skill to learn and an awesome team that has my back.

Heather S., Engineer

L3Harris Work Perks

  • Health

    • Medical with a High Deductible and traditional PPO plan options, as well as, vision and a full array of supplemental health benefits
    • A doctors' service to help with referrals and second opinions for you, your family, and parents

  • Family

    • 4 weeks of paid parental leave for moms and dads
    • Fertility treatment
    • Subsidized backup childcare and eldercare
    • Adoption assistance - $5,000 per adoption/$15,000 per employee
    • Pet insurance

  • Well-Being

    • No cap to your PTO time (for exempt employees)
    • Dress for your day - wear what works for you at work
    • Legal plan for you, your family, and parents
    • Discount platform
    • 9/80 work schedule available for most U.S. employees, effective October 24, 2022.

Job Description

L3Harris is dedicated to recruiting and developing diverse, 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 Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across space, air, land, sea and cyber domains. L3Harris has approximately $18 billion in annual revenue and 47,000 employees, with customers in more than 100 countries.


Job Title: Lead, Software Engineering (Architect)

Job Code: IMS20222206-84967

Location: Plano, TX

Position Summary:

L3Harris Advanced Systems & Technologies (AS&T) 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.

We are searching for a Lead, Software Engineering (Architect) in our Advanced Systems & Technologies (AS&T) division, located in Plano,TX.

As a Lead, Software Engineering, (Architect), you make high level decisions about the structure of a software system based on a breadth of software and product specific considerations as well as knowledge of software architecture patterns. Responsible for leveraging machine learning techniques in guiding software product development through analysis, design, development, testing and integration.

Major Job Activities:

  • Lead software product development leveraging Artificial Intelligence and Machine Learning techniques.
  • Collaborate with internal teams and L3H partners to shape and deliver AI/ML solutions that meet customer needs for DoD customers
  • Analyze and assist in the development of requirements flowed down by Systems Engineering
  • Drive critical decisions about the high-level structure of a software system (architecture), its main components, and their interfaces and interactions within the context of engineering Integrated Product Teams.
  • Design software architecture with consideration for full product and product line performance, integration, reliability, usability, maintainability, scalability, etc.
  • Design domain based software applications compliant to Government Owned Architectures and Standards while coherently using the supplied middleware and conceptual frameworks via DevSecOps pipelines
  • Collaborate daily with team members in an Agile Scrum environment
  • Implement software applications from design documentation (i.e. Algorithm Design Description ) and collaborative interactions with domain Subject Matter Experts
  • Help define product roadmaps and software quality metrics
  • Raise level of software functional organization proficiency in DevOps, CI/CD, Agile Methodology
  • Encourage software reuse initiatives
  • Recommend tactics and strategies that directly impact the achievement of overall business or functional results.
  • Propose technical standards, including coding standards, tools, or platforms.
  • Oversee and/or participate on a software team to design, document, develop and test software in alignment with a unified architectural vision and Software Development Process (SDP).
  • Help resolve any disputes/design conflicts and make tradeoffs when necessary keeping product performance in mind
  • Identify risks and propose mitigations when necessary
  • Participate in software design/code reviews
  • Participate in Integration efforts/Bug fixes/optimization of existing software systems
  • Participate in estimating efforts for programs
  • Provide input to project schedule, financial and technical goals as appropriate
  • Deliver highly technical messages/presentations communicating at the level of the audience.
  • Able to obtain and maintain any additional clearances as required.
  • Other duties as assigned


  • Must be a U.S. citizen with existing DoD secret clearance with current 6 year update.
  • Bachelor’s degree in Computer Science, Computer Engineering, or related field and/or equivalent experience
  • Master’s degree in Computer Science, Computer Engineering, or related field desired.
  • A minimum of 10 years of experience designing and building complex software systems.
  • Experience evaluating and choosing technologies that facilitate and enable implementation of a software or system architecture.
  • Experience in application of Machine Learning and other Artificial Intelligence techniques
  • Experience with all phases of the software development lifecycle (SDLC) process.
  • Broad, extensive and modern knowledge of the software development process and its technologies
  • Experience with PyTorch, TensorFlow, or a similar Deep Learning framework
  • Knowledge of architecture and design patterns
  • Experience with reading/creating UML/SysML artifacts to fully describe software architecture and design
  • Understanding of various coding methods and computer languages
  • Modern C++ (11/14/17 features)
  • Experience developing software in/for Linux
  • Understanding of Agile development methodologies
  • Excellent people skills to include collaborating in a multi-disciplinary, diverse, and dynamic team environment
  • Outstanding work ethic and commitment to organizational success
  • Excellent communication (written, verbal, & presentation) and leadership skills
  • Proficient with Microsoft Office products

Preferred Skills:

  • Experience with using Machine Learning for resource management
  • GPU/CUDA experience.
  • Familiarity with RF technology
  • Cloud Computing knowledge
  • Experience using container frameworks such as Docker and Kubernetes
  • Experience with distributed software design
  • Experience with Agile/Scrum Development
  • Experience using a DevOps process for continuous integration and delivery (CI/CD)
  • Experience with automated testing using a CI/CD toolchain
  • Expereince with embedded RTOS a plus
  • Familiarity with system modeling and the ability to describe the system using standard artifacts (e.g. DoDAF, SysML, UML)
  • Understanding of software metrics and performance measures

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 résumé for this position, you understand and agree that L3Harris Technologies may share your résumé, 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 proud to be an Affirmative Action/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.

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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