Software Engineer, Level 2

Lockheed Martin
King of Prussia, PA

Description: Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more we can innovate, invest, inspire and integrate our capabilities to transform the future.

At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. Were creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security vision. Were erasing boundaries and forming partnerships across industries and around the world. Were advancing spacecraft and the workforce to fuel the next generation. And were re-imagining how space can connect us, ensuring security and prosperity.

Join us in shaping a new era in space and find a career that's built for you.

The MK21 program seeks a motivated, detail focused Software Systems Engineer who will integrate system and software designs into a unified product, maintain end to end traceability, and contribute to test equipment development.

Key Responsibilities:
Design, development and testing of embedded and windows software products utilized in ground/test equipment.

Perform software engineering lifecycle following the program Software Development Plan (SDP) to include requirements, analysis, development, unit test, integration and support to formal test and delivery.

Participate in technical reviews and audits of software products.

Be part of a dynamic team, utilizing software development best practices and processes.
Strong communication skills, a results-oriented mindset, and the ability to work collaboratively are essential for this role.

You have opportunities to play an active role in strengthening the quality of life where we live and work by volunteering more than 850,000 hours annually.

Here are some of the benefits you can enjoy:
Medical
Dental
401k
Paid time off
Work/life balance
Career development
Mentorship opportunities
Rewards & recognition
Basic Qualifications:
Previous C, C++ development experience

Strong communication, interpersonal and
problem solving skills. Ability to work in a fast paced, collaborative team environment

Ability to obtain secret security clearance
Desired Skills:
Active Secret Clearance

Proficient in Software Configuration Management
(SCM) tools such as GitLab and an
understanding of Agile methodology using JIRA
tools.

Practical knowledge of microcontroller programming and peripheral integration obtained through coursework, an internship, or past job responsibilities.

Experience with requirements management
using tools such as DOORS.

Proficient in UML modeling using CAMEO or
similar tools.

Familiarity with embedded drivers, such as SPI,
CAN, USART, and the ability to read and follow
hardware schematics.

Experience with electronic test instruments,
including oscilloscopes, DMMs, logic analyzers,
and related equipment.

Strong team player with excellent
communication skills and the ability to work
collaboratively in a results-oriented environment.

Demonstrates a creative mindset and problem-
solving capabilities, with a proven ability to
follow established software methodologies and
processes.
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: Secret
Other Important Information You Should Know
Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.
Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
Schedule for this Position: 9x80 every other Friday off
Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.
The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.
At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, youre invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications.
Experience Level: Experienced Professional
Business Unit: SPACE
Relocation Available: Possible
Career Area: Software Engineering
Type: Full-Time
Shift: First
Posted 2026-01-16

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