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Sr. Systems Engineer

Northampton, Massachusetts

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 with the L3Harris's engineering team, 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.


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Success Profile

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

  • Analytical
  • Collaborative
  • Leader
  • Problem Solver
  • Strategic
  • Technical

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Flexible work schedule, paid overtime, cool technology, no micromanagement, nice campus, fun co-workers

Systems Engineer

L3Harris Work Perks

  • Career Development

  • Dress for your day

  • Tuition Reimbursement

  • Flexible Schedule

  • Parental Leave

  • Adoption Cost Benefit

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Job Description

Job ID IMS20202906-47131 Date posted 06/30/2020

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 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.


Sr. Systems Engineer

We are currently seeking a Sr. Systems Engineer for our Northampton, MA location.

Job Description: The purpose of the system engineer position is to synthesize and define complex electro-optical and electro-mechanical systems. Coordinate system level requirements and ensure that technical obligations are fulfilled. Subject matter expert with comprehensive knowledge of job area and in-depth knowledge of project management. Manages large, complex project initiatives of substantial importance to the organization with minimal oversight or direction. Communicates within and outside of the organization to explain and influence changes to practices, processes and approaches. Makes significant improvements in processes, systems, or products. Provides input into new products/processes and implements operational plans that have measurable impact on business or functional results.

Essential Functions:

  • Synthesize and define complex electro-optical and electro-mechanical systems containing multiple different dependent subsystems and technologies.
  • Coordinate system level requirements internally and among subcontractors and suppliers.
  • Work with Project Engineer, other engineers and other departments to ensure that all technical contractual obligations are fulfilled.
  • Ensure adherence to Quality Systems Manual and applicable Standard Work Instructions.
  • Generate design review materials and communicate design decisions.
  • Adhere to budget and schedule commitments. 
  • Must be able to lead a technical team on programs including preparing estimates for manpower and other resources required to execute new projects or to complete existing projects. 
  • Have the autonomy to make or influence decisions on a program without needing guidance or supervision
  • Independently perform requirements analysis and allocation and functional analysis and allocation.
  • Develop Subsystem architecture block Diagrams. Generate an SRVM for the system level requirements. Prepare system and subsystem level specifications.
  • Generate Test Plans for systems and subsystems to ensure validation of requirements
  • Work with Quality Engineering and other disciplines to ensure Test Methods and  Verification of Requirements is in accordance with the SRVM and Test Plans
  • Support Production Floor for system integration and test
  • Conduct or coordinate system level analyses and trade studies and complex design risk trade-off analysis.
  • Coordinate and lead design reviews of new or existing designs prepare/present complex internal and external design reviews.
  • Prepare and update system level Technical Performance Measures as required.
  • Develops technical solutions to complex problems which require the regular use of ingenuity and creativity.
  • Represents organization as prime technical contact on contracts and projects. Interacts with senior external personnel on significant technical matters often requiring coordination between organizations. Including Prepare technical proposals to support Business Development bidding efforts including identifying technical risks. And Prepare and deliver technical presentations to management and customers.
  • Defines the test requirements, how, when, where engineering development, first article, and factory acceptance testing will occur for complex products. Works with Quality engineering and the PE to complete all test planning and requirement verifications. Uses DOORs proficiently
  • Can convert a set of deliverables into a set of tasks and estimating how many hours will be required to execute the tasks. Also included is the ability to format these in Basis of Estimate sheets and Work Breakdown Structures.     
  • Frequent inter-organizational and outside customer contacts.  Represents organization in providing solutions to difficult technical issues associated with specific projects.
  • Draft technical performance specifications and assist Purchasing Department with procurement of items as necessary
  • Capable of providing technical supervision and training/mentoring to lower level engineers.
  • Perform other duties as assigned.


  • Bachelor’s Degree in Electrical, Mechanical, Systems, Software Engineering or related field.
  • Nine (9) years of prior relevant experience.
  • Successful candidates meet eligibility requirements to access US classified information
  • Light domestic and international travel environments – up to 25%
  • Must be a U.S. Citizen

Preferred Additional Skills:

  • Works in a typical office environment with exposure to light manufacturing environment
  • Software used: Microsoft Word, Excel, Visio and PowerPoint, Outlook E-mail
  • Technical Software Used: Mathcad, MATLAB, DOORs
  • May have in-depth knowledge of project management.
  • The use of safety equipment (PPE) is required in designated areas
  • Must be able to sit or stand for up to nine hours
  • Fine motor dexterity
  • Hand-eye coordination
  • Concentrated mental/visual demand

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.