Software Engineer Sr - E3

Standard Job Description

What We're Doing

The coolest jobs on this planet… or any other… are with Lockheed Martin!

At Lockheed Martin Rotary and Mission Systems in Owego, NY, we develop mission-critical software and advanced technologies that solve complex problems and make a real-world impact.

The Work

As a Level 3 Software Engineer, you’ll take on more complex technical challenges and have greater ownership across the software lifecycle. You’ll turn requirements into solutions, solve problems, and collaborate across engineering disciplines to deliver mission-critical capabilities.

You’ll have the opportunity to:

• Design, develop, integrate, test, debug, and maintain software.
• Analyze requirements and develop detailed software designs.
• Troubleshoot complex technical issues and develop effective solutions.
• Collaborate with software, systems, hardware, and test teams.
• Support software integration, verification, and validation.
• Apply engineering standards, tools, and best practices.
• Develop technical documentation and software artifacts.
• Contribute ideas to improve products, processes, and future capabilities.
• Take ownership of increasingly complex technical assignments.

Who We Are

At Lockheed Martin Owego, software, systems, hardware, and test engineers work together to solve challenging problems. You’ll be part of a collaborative environment where technical growth and innovation are encouraged.

Who You Are

You’re an experienced engineer who enjoys solving problems and figuring out how things work. You’re ready to take ownership, work independently, collaborate across disciplines, and keep leveling up your technical skills.

Why Join Us

Do work that matters while building what’s next. You’ll tackle challenging technology, collaborate with talented engineers, expand your expertise, and see your work become part of real-world mission capabilities.

Bring your ideas. Own the challenge. Build what’s next

Basic Qualifications

• Bachelors degree in Computer Engineering, Software Engineering, Computer Science, or equivalent STEM computing field with 5 years related professional experience or 3+ years related experience required with a related Masters degree
• Experience developing C code for embedded environments
• Experience with developing and debugging software that controls embedded hardware, firmware, and FPGAs. Knowledge of hardware communication protocols such as PCIe, SPI, UART, and I2C
• Experience with full software life-cycle development, processes, version control, and tools to DO-178C guidelines
• Experience with real-time operating systems (RTOS) such as WindRiver VxWorks, GreenHills Integrity, LynxOS
• Must be a US Citizen; this position will require a DoD government security clearance at the Secret level. This position is located at a facility that requires special access.

Desired Skills

• Experience writing device drivers and boot loaders, targeting Intel and PowerPC processors
• Ability to move from a component data sheet to a fully functional driver or control algorithm while maintaining traceability and compliance
• Experience creating and configuring embedded Linux images
• Experience developing test plans and procedures for software verification
• Experience with Git/GitLab, SonarQube, or Atlassian products