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Sr Specialist, Software Engineering (Embedded)

Plano, Texas

Job ID IMS20222108-89123
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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: Sr Specialist, Software Engineering (Embedded)

Job Code: IMS20222108-89123

Job Location: Plano, TX

Job Description:

As a Sr. Specialist, Software Engineer (Embedded), you will be responsible for development and execution of software on the target hardware CCA. You will be responsible for designing the software per requirements documents and system level design documents. You will be expected to provide technical guidance to the team about software design. There will be a focus to interface with the test engineers to influence test automation.

The Advanced Systems & Technologies (AS&T) division is a part of L3Harris’ Agile Development Group and 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:

  • Analyze and assist in the development of requirements flowed down by Systems Engineering to develop software architecture and software design.
  • Responsible for software product development through analysis, design, development, testing and integration for DoD customers
  • Design, document, develop and unit test software for systems in accordance with the Software Development Process and coding standards and guidelines.
  • Implement embedded software from design documentation (i.e. Algorithm Design Description ) and collaborative interactions with domain Subject Matter Experts
  • Collaborate daily with team members in an Agile Scrum environment
  • Lead software design/code reviews
  • Present designs in internal and external program meetings
  • Support Integration efforts/Bug fixes for software updates
  • Present designs in internal and external program meetings
  • Collaborate estimating efforts for programs at system level
  • Provide input to project schedule, financial and technical goals as assigned
  • Support risk assessment and development of mitigation strategies
  • Mentor junior engineers in software design and program execution
  • Up to 10% travel may be required
  • Ability to lift up to 20 pounds
  • Other duties assigned

Required Experience:

  • A minimum of 6 years experience in Computer/Software Engineering field
  • A minimum of 6 years experience in C/C++
  • A minimum of 2 years experience with software system design


  • Must be a U.S. citizen
  • Ability to obtain and maintain a DoD clearance
  • Ability to obtain and maintain any additional clearances as required
  • Bachelors degree in Computer Science or Computer Engineering, or related field
  • Fluent in C/C++
  • Experience developing and testing real-time embedded software
  • Experience with Version Control Tools
  • Experience with software bug/issue tracking
  • Experience designing and integrating technical software solutions.
  • Excellent people skills to include collaborating in a multi-disciplinary, diverse, and dynamic team environment
  • 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.
  • 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
  • Work with minimal oversight to manage programs as needed
  • Outstanding work ethic and commitment to organizational success
  • Proficient with Microsoft Office products
  • Excellent communication skills (written, verbal, and presentation)
  • Proficiency with Microsoft Office products
  • Understanding of Agile/Scrum development methodologies

Preferred Additional Skills:

  • Masters degree in Computer Science or Computer Engineering, or related field
  • Experience with reading/creating UML/SysML artifacts to fully describe software architecture and design
  • Understanding of various coding methods and computer languages
  • Experience developing software in/for Linux
  • Active DoD clearance with current 6 year update preferred
  • Good time management skills
  • Fast learner - adaptive thinker
  • Excellent problem-solving skills (root cause analysis experience)
  • Experience with GreenHills Integrity RTOS
  • Experience with Gitlab
  • Experience with Atlassian Tool Suite (Confluence, Jira, Bitbucket, etc.)
  • Experience with Test Management for Jira (TM4J)
  • Experience with Agile/Scrum
  • Experience with CI/CD
  • Experience with Linux
  • Defense industry experience with weapon systems development/integration
  • Excellent people skills to include collaborating in a multi-disciplinary, diverse, and dynamic team environment.
  • Excellent communication skills (written, verbal, & presentation)
  • Outstanding work ethic and commitment to organizational success

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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