Senior Software Engineer

in Tewksbury, MA

Senior Software Engineer Job

Job Description Job Attributes+

  • Job ID


  • Req #


  • Organization

    Division - Security & Detection Systems-20000066

  • Job Category


  • Job Location

    Tewksbury, MA, US

  • Job Type


  • Clearance Level


  • Career Level


  • Schedule


  • Shift

    Day - 1st

  • Travel

    Yes, 10 % of the Time

  • Remote


Electronic Systems
Tewksbury, MA.
Senior Software Engineer

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 customer's 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.

About L3Harris Technologies

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 air, land, sea, space and cyber domains. L3Harris has approximately $17 billion in annual revenue, 50,000 employees and customers in more than 130 countries . L3Harris. com  


We are looking for an exceptional C senior software engineer working with us in developing applications for our X-ray systems. Working under general supervision of a Principal Engineer, and utilizing formal process, our ideal candidate would follow formal process of collecting and transforming customer requirements into actionable tasks and schedules. The duties and responsibilities may change from time to time without notice and include but are not limited to the duties described below.

Primary Job Duties:
  • Design, develop, build, test and maintain efficient, reusable, and reliable C code

  • Conduct research, code review, and design reviews 
  • Develop and present test plans, release notes and procedures.
  • Develop SQL database, Db Schema, Query and reports.
  • Help maintain code quality, revision control and organization.
  • Analyze customer issues, trouble shoot and implement solutions.
  • Conduct hands-on system level testing.
  • Involve in the full software lifecycle that includes requirements, design, develop, test, release, support and maintain.

Job Qualifications


Bachelor of Science in Computer Science with 7-10 years working experience with X-ray or analytical (measurement) systems. Advanced degree is a plus.

Proficiency in multi-thread C , with fair knowledge of the language specification.

Proficiency in socket programing.

Good working knowledge of Linux and Windows operating systems
Good working knowledge of SQL (PostgreSQL and plus).

Excellent verbal, written and interpersonal communication skills.

Understanding of fundamental features of Object Oriented Architecture, Design and Programming.

Good understanding of memory management, multicore processors, and distributed systems design.  

Experience with QT or other GUI frame work highly desirable

Occasional traveling to customer sites as required.

A competitive market-based compensation package, commensurate with the responsibilities and experience requirements will be provided. 

If you are excited about Saving Lives and Making the World A Safer Place to Live, Sharing our Values and Exceeding our Leadership Excellence Expectations, please introduce yourself by sending your resume to:

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.

Additional Information

Who We Are

L3 is proud to employ more than 7,700 veterans of the U.S. military, helping them use their unique training and skills to meet our customers' needs.

Many of L3's top business leaders are former military personnel who provide critical insight and support for using L3's advanced technology and services to protect our country's freedoms.

Be part of our mission. be L3!

Learn more at

Saved Jobs