Principal Systems Engineer, Platform Systems Engineering (GREENVILLE)
L3Harris Technologies
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.
Ensure you read the information regarding this opportunity thoroughly before making an application.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.
Job Title: Principal Systems Engineer, Platform Systems Engineering
Job Code: 38344
Job Location: Greenville, TX
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:
- Lead Systems Engineer (LSE) operational execution across the assigned platform/baseline/program including managing 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.
- Establish and maintain technical direction, engineering standards, and design principles.
- Lead technical planning, design reviews, integration, and technical decision-making as well as oversee system-level requirements management, validation, and verification.
- Evaluate requirements definition, flow-down and traceability and maintain risk assessment and development of mitigation strategies.
- 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 and produce technical decision records and trade studies.
- Document and support design verification tests within lab, ground and flight test environments and analyze data from verification test efforts.
- Conduct platform-wide technical and milestone reviews and work closely with Project Engineering and Program Management.
- Develop customer technical communications and recommendations while serving as the technical interface for customers and leadership including working with subcontractors and US Government customers.
- Communicate within and outside of the organization to explain and influence changes to practices, processes and approaches.
- Mentor and develop technical leaders and support training and development of new team members.
- Responsible for managing engineering team during travel to offsite facilities for integration and/or installations.
- Drive SE process improvement and technical excellence across the platform.
- Provide input into new products/processes and implement operational plans that have measurable impact on business or functional results.
- This position includes an expectation of 10 to 15% shift, on-call, or weekend work.
- Must have an active Secret DoD Clearance with ability to obtain and maintain a Top Secret with SCI.
- Current Security+ Certification is required.
- Other duties as assigned by leadership.
Qualifications:
- Bachelor’s degree with nine (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 seven (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.
- Demonstrated progressive experience with testing, integrating, and verifying software and/or hardware.
- Demonstrated progressive experience as a technical, functional, program/project systems engineering leader. xuwmhxw
- Demonstrated experience with Flight Control Systems, Communication & Navigation Systems, Mission Systems, or Electronic Warfare Systems.
- ...national security. Job Title: Manager, Systems Engineering R&D, Sensor Algorithms Job Code: 40752 Job Location: Greenville, TX Job Schedule: 9/80 - Employees... ...and transition technologies onto various platforms. Essential Functions: Collaborate...SuggestedLocal area
- ...Job Code: 33662 Job Location: Greenville, TX (On-Site) Job Schedule: 1st Shift... ...who can modernize planning and execution systems, elevate operational thinking, and drive... ...operations, production, supply chain, quality, engineering, and business leaders to ensure...SuggestedDay shift
- ...security. Job Title : Senior Specialist, Systems Engineer - Flight Test Job Code: 39518 Job Location: Greenville, TX Job Schedule: 9/80: Employees work 9... ...hardware and software systems on airborne ISR platforms, with some support for ground-based systems....SuggestedLocal area
- ...national security. Job Title: Senior Associate, Systems Engineer Job Code: 40748 Job Location: Greenville, TX Schedule: 9/80 - Employees work 9 out of... ...systems installed on ground and airborne platforms. Essential Functions: Translate the voice...SuggestedFor subcontractorLocal areaNight shiftWeekend work
- ...security. Job Title: Senior Specialist, Systems Engineering - FPGA & GPU Job Code: 39549 Job Location: Greenville, Tx Job Schedule: 9/80 - Employees work... ...system integration testing in laboratory and platform environments. Document system behavior, anomalies...SuggestedWork at officeLocal area
- ...national security. Job Title: Senior Specialist, Systems Engineering Job Number: 41126 Job Location: Greenville, TX Schedule: 9/80 Employees work 9 out of... ...of Operator Workstation capabilities multiple platforms and programs. Responsible for issue...Local area
- ...security. Job Title: Senior Specialist, Systems Engineering – FPGA & GPU Job Code: 39549 Job Location: Greenville, Tx Job Schedule: 9/80 - Employees work 9... ...system integration testing in laboratory and platform environments. Document system behavior, anomalies...Work at officeLocal area
- ...interest of national security. Job Title: Lead, Systems Engineer Job Code: 41672 Job Location: Greenville, TX Job Schedule: 9/80 Job Description:... ...on airborne and simulation lab communication platforms. The Lead SE will be a subject matter expert with...For subcontractorLocal area
- ...of national security. Job Title: BMC3 Chief Engineer Job Code: 39460 Job Location: Plano, Rockwall, or Greenville, TX Schedule: 9/80 Job Description:... ...test of integrated BMC3 capabilities. The BMC3 Systems Engineering Lead (LSE) will technically oversee...For contractorsFor subcontractorLocal area
- ...domains in the interest of national security. Job Title: Sr. Associate, Electrical Engineer (Instrumentation Engineer Aircraft Systems) Job Code: 40724 Job Location: Greenville, TX (On-Site) Job Schedule: 1st Shift 9/80 Job Description: The Sr. Associate,...Work at officeLocal areaDay shift
$50 - $55 per hour
...including contractors, vendors, engineers, and internal teams.... ...understanding of mechanical systems and facility layout drawings... ...functional teams, providing a platform to influence strategy, grow professionally... ...position based out of Greenville, TX. Pay and Benefits The...Weekly payContract workTemporary workFor contractorsWork at officeWeekend work$30k - $45k
Administrative Operations Coordinator Full Time • Greenville, TX, 75402, Greenville At Liberty Trail RV, we believe in creating an environment... ...Duties may include, but are not limited to: Data entry and system management HR administrative support and onboarding new hires...Full time- ...Ross Stores, Inc. is seeking an Area Supervisor for their store in Greenville, Texas. The successful candidate will manage store operations, supervise associates, ensure a friendly shopping environment, and maintain store security. Responsibilities include training associates...Weekend workAfternoon shift
- ...TITLE : Senior System Validation Engineer DUTIES: Validating complex embedded software interactions spanning propulsion, ADAS/AD, body, infotainment... ...between AUTOSAR based basic software, middleware, platform services, and domain feature applications. Perform...Full timeImmediate start
- ...of quality products and services. QUALIFICATIONS: Bachelor’s degree in operations management, Business Administration, Industrial Engineering, or related field; Master’s degree strongly preferred. 7+ years of progressive operations management experience, including...
- Want to help pets live their best lives? We're proud to be where the pets go and where the pet people go. If you want to make a real difference, create an exciting career path, feel welcome to be your whole self and nurture your wellbeing, Petco is the place for you. Our...Local areaFlexible hoursShift workNight shiftAfternoon shift
- Cinemark USA, Inc. is seeking an Assistant Manager to help operate the theatre and uphold company policies. You will be cross trained across departments to support operations and mentor team members. Through the Management Accreditation Program, you can advance to Senior...
$130k - $150k
...What You'll Do We're looking for an experienced Electrical Engineering Manager to join the Sphero Engineering Team. This is a player... ...a formal tech lead role). ~ Experience building an embedded system product that shipped, including schematic design and PCB...Full timeTemporary workWork experience placementRemote workOverseasAfternoon shift- ...Director of Dialysis Services , you will oversee the administration and clinical direction of all dialysis services within our health system. This includes the renal clinic, inpatient dialysis programs, outpatient hemodialysis clinics, home dialysis modalities, and jail...Relocation package
- Operations Manager Job Category: Retail Management Requisition Number: OPERA004607 Posted: April 30, 2026 Full-Time Palm Harbor Homes - Retail 4989 I-30 W Caddo Mills, TX 75135, USA Description Essential Duties & Responsibilities (All or some of these...Full timeContract workFor contractors
- ...with guidance from DOCs and TIAs Troubleshoot basic hardware issues and document incidents and resolutions within the case management system Deliver supplies and materials to and from office locations in a timely and organized manner Maintain accurate inventory of...Part timeWork experience placementSeasonal workWork at officeRelocationFlexible hours
- H&R Block is seeking an Operations Technical Specialist to support the readiness of seasonal tax offices across Texas. The role involves setup, maintenance, and logistical support to ensure offices meet brand standards and operational needs. Your responsibilities include...Seasonal workWork at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Principal Systems Engineer, Platform Systems Engineering (GREENVILLE). Be the first to apply!
- operating system engineer Greenville, TX
- space systems engineer Greenville, TX
- system performance engineer Greenville, TX
- healthcare systems engineer Greenville, TX
- systems engineer Greenville, TX
- senior windows systems engineer Greenville, TX
- mission system engineer Greenville, TX
- director of hardware engineering
- director sales engineering
- chief structural engineer



