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Senior Specialist, Software Engineer

L3Harris


Job Location:

Rochester, NH - USA

Monthly Salary: $ 111500 - 207500
Posted: 16 June 2026 (30+ days ago)
Application Deadline: 13 September 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Senior Specialist Embedded Software Engineer

Job Code: 39159

Job Location: Rochester NY

Job Schedule: 9/80

Job Description:

L3Harris Space and Mission Systems are seeking a Space Software Engineer to develop software for Specialized Test Equipment (STE) Electrical Ground Support Equipment (EGSE) and embedded real-time systems supporting complex space-based payloads and subsystem integration. This role is centered on software development for ground and lab environments that interface with flight-like hardware while also contributing to embedded software design and implementation for real-time control command and telemetry handling and subsystem integration.

Essential Functions:

  • Lead the design development and implementation of software for STE and EGSE used to command monitor configure and support integration of space-based payloads and embedded subsystems.
  • Develop application software control software service utilities and scripted workflows used in lab integration and qualification environments.
  • Design and implement embedded real-time software for subsystem control device interfaces telemetry processing command handling and hardware/software integration.
  • Develop software that interfaces with lab instrumentation processors controllers and custom electronics in support of checkout diagnostics and engineering use cases.
  • Define software architecture requirements allocation interface behavior and design artifacts for both ground-support and embedded software components.
  • Collaborate with systems electrical mechanical and test engineers to integrate payloads controllers sensors and support equipment into cohesive operational workflows.
  • Support software bring-up hardware integration low-level debugging root cause analysis and issue resolution across embedded and support-equipment environments.
  • Contribute to software documentation code reviews development process execution and technical planning for cost schedule and scope.
  • Lead small technical teams and provide guidance on software implementation reuse maintainability and lifecycle execution.
  • Support transition from development through integration verification and mission or production readiness activities.

Qualifications:

  • Bachelors Degree in Computer Engineering Computer Science Electrical Engineering or related field and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related lieu of a degree minimum of 10 years of prior related experience.
  • Experience developing software for aerospace space avionics or other complex embedded systems.
  • Experience developing STE EGSE bench or lab support software used to control hardware automate engineering tasks or interface with electronics and instrumentation.
  • Experience in embedded software development using C/C and scripting languages such as Python for integration control or automation tasks.
  • Experience with real-time operating systems such as VxWorks FreeRTOS RTLinux QNX or similar real-time platforms.
  • Experience integrating and debugging software at the hardware/software boundary.
  • Experience with communication and control interfaces such as SpaceWire MIL-STD-1553 RS-422 Ethernet CAN UART SPI I2C or similar protocols.
  • Experience developing scripted command control or checkout sequences for subsystems support equipment or integration environments.
  • Ability to obtain a U.S. Security Clearance.

Preferred Additional Skills:

  • Ability to read and interpret engineering drawings interface documents and electrical schematics.
  • Familiarity with STIG and Cyber hardening procedures.
  • Knowledge of the space domain including payload integration command and telemetry flows mission operations concepts or space vehicle development environments.
  • Experience with command and control software embedded controllers processor-based electronics or subsystem management applications.
  • Familiarity with motors servo controllers shutters gimbals actuators focus mechanisms and related electromechanical devices.
  • Experience with imaging payloads visible cameras IR detectors optical systems or sensor processing applications.
  • Experience developing software for microcontrollers board support packages device drivers or low-level hardware interfaces.
  • Familiarity with MATLAB/Simulink LabVIEW COSMOS or similar engineering and integration toolchains.
  • Experience with DevOps and configuration management tools such as Git Bitbucket Jenkins Jira and Confluence.
  • Experience supporting integration verification qualification or environmental test campaigns in aerospace or defense environments.
  • Familiarity with open architecture standards model-based systems engineering tools or secure software development practices.

In compliance with pay transparency requirements the salary range for this role in California Massachusetts New Jersey Washington and the Greater D.C Denver or NYC areas is $111500 - $207500. The salary range for this role in Colorado state Hawaii Illinois Maryland Minnesota New York state Cleveland Ohio and Vermont is $97000 - $180000. This is not a guarantee of compensation or salary as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits including health and disability insurance 401(k) match flexible spending accounts EAP education assistance parental leave paid time off and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire schedule type and the applicability of collective bargaining agreements.


Required Experience:

Senior IC


About Company

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At L3Harris, we anticipate and mitigate risk with agile end-to-end solutions that meet our customers' mission-critical needs across all domains.

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