Job Description
Job Title:  Software Engineer Sr - E3
Posting Start Date:  9/22/26

Long Description

This is an opportunity to work on the Simulation and Systems Labs (SSL) Systems Engineering team. SSLT is a highly innovative team responsible for developing, testing and maintaining aircraft simulation systems and subsystems utilized for aircraft capability integration and weapons systems development from concept design through production and delivery.

 

What You Will Be Doing

As a Software Engineer on our team, you will work on multiple Air Mobility and Maritime Missions (AMMM) projects, designing and developing software models in a simulation environment.

Your primary responsibilities will include:
• Utilizing standard engineering practices to develop models for complex software systems and applications
• Collaborating within a cross-functional team, including systems engineering, operations engineering, hardware engineering, and project leadership to facilitate in technical discussions and estimates
• Deriving and applying knowledge of various avionics, navigation, and communication Interface Control Documents
• Developing modern Graphical User Interfaces (GUIs) to integrate into simulation environments, providing an intuitive and user-friendly experience for operators and users
• Developing innovative solutions to integrate components that have not been previously used together, often requiring outside-the-box thinking

 

What’s In It For You

We are committed to supporting your work‑life balance and overall well‑being, offering flexible scheduling options. Learn more about Lockheed Martin’s comprehensive benefits package here. Do you want to be part of a company culture that empowers employees to think big, lead with a growth mindset, and make the impossible a reality? We provide the resources and give you the flexibility to enable inspiration and focus – if you have the passion and courage to dream big, work hard, and have fun doing what you love then we want to build a better tomorrow with you.

 

 

Further Information About This Opportunity

This position is located at a facility that requires special access. The selected candidate must be able to obtain a secret clearance.

This position is in Marietta, GA  Discover Marietta.

 

Standard Job Description

Plans, conducts, and coordinates software development activities. Designs, develops, documents, tests, and debugs software that contains logical and mathematical solutions to business/mission problems or questions in computer language for solutions by means of data processing equipment. Applies the appropriate standards, processes, procedures, and tools throughout the development life cycle. Applies knowledge of computer hardware and software, subject matter to be programmed in business/mission applications, information processing techniques used, and information gathered from system users to develop software. Corrects program errors, prepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Ensures software standards are met.

Basic Qualifications

  • Bachelor's degree in STEM/technical discipline
  • Simulation and model software development experience
  • Experience developing software in Ada, C++, and/or Python

Desired Skills

  • Familiarity with digital bus architectures
  • Experience developing software in Java
  • Gitlab
  • Experience with Jenkins
  • Experience with SW Test Pipelines
  • Avionics Background
  • Linux OS Experience

Pay Information

Full-Time Salary Range: $98100.00 - $182100.00

At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.  

Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

  • Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
  • For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.