Scientist Systems Engineer, Systems Engineering
L3HARRIS Technologies
Greenville, TX · Posted November 12, 2026
Just laid off? Start here: a plan for the first weeks
See every open role at L3HARRIS Technologies
More in Texas job market · Aerospace & Defense · Engineering jobs
More roles at L3HARRIS Technologies
- Specialist, Electrical Engineer - Digital Hardware Engineer · Palm Bay, FL
- Specialist, Systems Engineer Control Analyst /GNC 1 · Huntsville, AL
- Director, Subcontracts · Greenville, TX
- Sr Specialist Cyber Intelligence · Northampton, MA
- Senior Program Manager · Wilmington, MA
- Associate, Electrical Engineer · Ashburn, VA
Similar jobs
- Appian Developer · Raytheon Company · TX
- Field Risk Engineering Consultant-DFW · Hartford Insurance Group · Frisco, TX
- Project Manager, Engineering · KBR · Houston, TX
- Senior Full stack Hands on Engineer · Citibank · Irving, TX
- Python Support Engineer - 6603188 · Accenture · Dallas, TX
- Systems Administrator (El Paso, TX) · Peraton · El Paso, TX
Where Greenville, TX ranks
Where Greenville, TX placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Best cities for mid-career professionals in the Southwest71% · of 44
- #19Best cities for director and executive jobs in the Southwest17% · of 44
- #21Best cities for software and engineering jobs in the Southwest54 openings · of 33
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
Job Title: Scientist Systems Engineer, Systems Engineering
Job Code: 47760
Job Location: Greenville, TX
Job Schedule: 9/80 - Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off
Job Description:
We are seeking an experienced Lead Systems Engineer (LSE) to serve as the senior technical authority responsible for leading systems engineering execution across platform, baseline, or program. The LSE directs all technical activities with full accountability for requirements management, technical integration, system performance, and lifecycle execution. As the operational technical leader, you will translate strategic architectural vision into executable technical plans and ensure technical coherence from concept through deployment.
Essential Functions:
50% travel based on business needs.
Current Security+ Certification.
Lead Systems Engineer (LSE) operational execution across the assigned platform/baseline/program.
Own and manage platform-level requirements and System Engineering (SE) process standards.
Direct technical integration across all subsystems, capabilities, and disciplines.
Resolve complex technical issues and make final trade-off decisions for the platform in coordination with Chief Engineers.
Communicate within and outside of the organization to explain and influence changes to practices, processes and approaches, particularly chief engineers, project engineers, and program managers.
Provide input into new products/processes and implement operational plans that have measurable impact on business or functional results.
Collaborate in a multi-disciplinary, diverse, and dynamic team environment.
Establish and maintain technical direction, engineering standards, and design principles.
Lead technical planning, design reviews, integration, and technical decision-making.
Oversee system-level requirements management, decomposition, validation, and verification.
Evaluate requirements definition, flow-down and traceability.
Maintain risk assessment and development of mitigation strategies.
Develop, track and present technical metrics.
Manage technical risk management and successful system integration.
Prepare and present technical results for internal and external program meetings.
Generate platform system architecture documents and technical roadmaps.
Create risk management and mitigation plans.
Produce technical decision records and trade studies.
Develop customer technical communications and recommendations.
Document and support design verification tests within lab, ground and flight test environments.
Conduct platform-wide technical and milestone reviews.
Hands-on experience with testing, integrating, and verifying software and/or hardware.
Mentor and develop technical leaders.
Support training and development of new team members.
Responsible for managing engineering team during travel to offsite facilities for integration.
Responsible for a team of engineers during off-site installations.
Drive SE process improvement and technical excellence across the platform.
Generate and maintain schedule for engineering activities.
Manage large, complex project initiatives of substantial importance to the organization with minimal oversight or direction on and off-site.
Work with subcontractors and US Government customers.
This position includes an expectation of 10 to 15% shift, on-call, or weekend work.
Other duties as assigned by Supervisor.
Qualifications:
Active US Secret security clearance with ability to obtain and maintain a Top Secret/SCI.
Bachelor’s degree with 12 years of leading projects and/or task teams in the integration of systems and/or subsystems in airborne and/or Lab environments experience.
Graduate degree with 10 years of leading projects and/or task teams in the integration of systems and/or subsystems in airborne and/or Lab environments experience.
In Lieu of a degree, a minimum of 16 years of leading projects and/or task teams in the integration of systems and/or subsystems in airborne and/or Lab environments experience.
Preferred Additional Skills
Active Top Secret with SCI security clearance.
Coursework and/or experience in systems engineering, systems architecture, systems analysis and design, system performance modeling, integration and/or project management, and/or model-based systems engineering.
#LI-AM2