Software Engineer Sr - E3 Job Details

Job Title: Software Engineer Sr - E3

Posting Start Date: 9/22/26

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

The following Basic Qualifications are skills that a candidate must possess to be considered for this position:

• Experience with at least two (2) of following: Unix/Linux System Services, C/C++ Software Development, Object-Oriented Design (OOD), Aircraft Weapons Systems knowledge, or Avionics Modeling / Aircraft Weapon Simulation modeling.

• Experience with Operating Systems such as Windows, Sun Solaris, Linux or VxWorks (VxSim).

Desired Skills

The following Desired Skills are not required but are those skills that would set a candidate apart from the others:

• COMET Automated Test Language (ATL), COMET Configuration Management (CM), and Inter-Range Instrumentation Group (IRIG) Chapter-10 Data Recording Standard.

• F-16 aircraft avionics familiarity.

• GTK software development tools, Multi-threading, and Inter-Process Communication (IPC) knowledge.

• Experience with MIL-STD-1553 Multiplex bus protocol.

• Experience with the 194 bus protocol.

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.