Senior Specialist, System Engineering

L3Harris Technologies; Richardson (TX); On-site; USD 120,000 - 150,000; Full time

Job summary

L3Harris Technologies is seeking a Senior Specialist in System Engineering to support MBSE-based system design, requirements flow-down, and integration of complex electronic systems in defense programs. The role emphasizes traceability, verification, and performance analysis.

You will lead model-based engineering efforts, conduct trade studies, and collaborate across hardware/software domains to deliver validated systems.

Qualifications

• Bachelor’s Degree and minimum 6 years of prior relevant engineering experience.
• Graduate Degree and a minimum of 4 years of prior related engineering experience.
• In lieu of a degree, minimum of 10 years of prior related engineering experience.
• Minimum of 3 years of demonstrated expertise in Systems Engineering disciplines and the government program acquisition lifecycle, to include requirements definition, creation of requirements verification test matrices, requirements decomposition, requirements traceability, design reviews and documentation, and integration and test.
• Active US secret security clearance.

Responsibilities

• System design with Model Based Systems Engineering.
• Define requirements, flow-down and traceability for complex electronic systems.
• Use system design synthesis of simple systems.
• Integrate hardware/software implementations of Open System Architectures.
• Creation of MBSE artifacts for complex hardware/software systems.
• Creation of modeling of system interfaces and system context models.
• Develop use cases.
• Perform design verification testing efforts including lab, chamber, ground, and flight tests.
• Analyze data from design verification test efforts.
• Plan cost, schedule, and execution plan of complex development and test activities.
• Develop and run simulations and other analysis tools to predict system performance in various environments.
• Present results during internal and external program meetings.
• Develop, track and present technical metrics.
• Perform risk assessment and develop mitigation strategies for complex projects.
• Support/Lead Systems Engineering Integrated Product Team.
• Implementation of MBSE artifacts and Digital Analysis Tools.
• Generate supplier statements of work, supplier oversight, auditing of supplier-delivered artifacts.
• Perform trade studies on a variety of system issues and components.
• Participate in cost and technical activities supporting proposals.
• Ability to obtain and maintain any additional clearances as required.
• Up to 10% travel may be required.

Skills

MBSE

Systems Engineering

Requirements Traceability

System Integration

Trade Studies

Modeling

RF/Radar knowledge

Open System Architectures

MS Office

Education

Bachelor’s Degree

Graduate Degree

10+ years experience alternative

Tools

Confluence

Jira

Cameo

MATLAB

LabVIEW

Python

C/C++/C

DOORS

Microsoft Office

Job description

Job Title: Senior Specialist, System Engineering

Job Code: 42251

Job Location: Richardson, TX (Onsite)

Job Schedule:

9/80 - Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

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.

As the System Engineering Senior Specialist, you will be responsible for supporting hardware and software requirements definition, decomposition, allocation, management, verification, and validation of technical products and systems. You will also be assisting in conducting component trade studies, performing system integration, and characterizing system performance.

The Agile Development Group (ADG) 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.

Essential Functions:

• System design with Model Based Systems Engineering.
• Define requirements, flow-down and traceability for complex electronic systems.
• Use system design synthesis of simple systems.
• Integrate hardware/software implementations of Open System Architectures.
• Creation of MBSE artifacts for complex hardware/software systems.
• Creation of modeling of system interfaces and system context models.
• Develop use cases.
• Perform design verification testing efforts including lab, chamber, ground, and flight tests.
• Analyze data from design verification test efforts.
• Plan cost, schedule, and execution plan of complex development and test activities.
• Develop and run simulations and other analysis tools to predict system performance in various environments.
• Present results during internal and external program meetings.
• Develop, track and present technical metrics.
• Perform risk assessment and develop mitigation strategies for complex projects.
• Support/Lead Systems Engineering Integrated Product Team.
• Implementation of MBSE artifacts and Digital Analysis Tools.
• Generate supplier statements of work, supplier oversight, auditing of supplier-delivered artifacts.
• Perform trade studies on a variety of system issues and components.
• Participate in cost and technical activities supporting proposals.
• Ability to obtain and maintain any additional clearances as required.
• Up to 10% travel may be required.

Qualifications:

• Bachelor’s Degree and minimum 6 years of prior relevant engineering experience.
• Graduate Degree and a minimum of 4 years of prior related engineering experience.
• In lieu of a degree, minimum of 10 years of prior related engineering experience.
• Minimum of 3 years of demonstrated expertise in Systems Engineering disciplines and the government program acquisition lifecycle, to include requirements definition, creation of requirements verification test matrices, requirements decomposition, requirements traceability, design reviews and documentation, and integration and test.
• Active US secret security clearance.

Preferred Additional Skills:

• Requires proficient knowledge of job area. May have practical knowledge of project management.
• Experience with RF or radar system components including antenna, receiver, exciter, and processor.
• Experience in design, development and/or testing of radar and/or other RF systems.
• System level design experience in which the applicant has been involved in the design and integration of complex hardware/software systems, the definition of multiple interfaces and been involved in the trades of multiple solution options.
• Hands‑on experience being involved in system integration, engineering testing, and system performance characterization.
• Experience using Microsoft Office products.
• Experience with and an understanding of aerospace systems, especially in the development of integrated hardware/software products.
• Experience integrating sensors into air vehicles.
• Working knowledge of military standards.
• Familiarity with guided weapons and/or weapon systems.
• Experience leading a small team to complete assigned program tasking.
• Experience with the Atlassian tool suite, specifically Confluence and Jira.
• Experience working with ICDs, RVTMs, RCCAs, Military Standards.
• Experience with Cameo or other similar system modeling tool.
• Experience with Matlab, LabView, Python, or C/C++/C, DOORs.
• Experience in Control Account Management as part of an Earned Value Management System.
• Experience in advanced radar sensor system development.
• Experience with requirements management.
• Experience with proposal development including generating basis of estimates.
• Experience in development of use cases developed from customer objectives and concepts of operations.
• Excellent people skills to include collaborating in a multi-disciplinary, diverse, and dynamic team environment.
• Excellent communication skills (written, verbal, & presentation).

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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