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Software Engineer Sr - E3

Job in King of Prussia, Montgomery County, Pennsylvania, 19406, USA
Listing for: Lockheed Martin
Full Time position
Listed on 2026-08-20
Job specializations:
  • Software Development
    Software Engineer
Salary/Wage Range or Industry Benchmark: 110300 - 204900 USD Yearly USD 110300.00 204900.00 YEAR
Job Description & How to Apply Below

Software Engineer

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:

  • Programming Languages/scripting
    - JavaScript/Node, C#
  • Modern Web Frameworks
    - Angular/React/Vue.js/Ember.js
  • Git Lab pipeline for software project
  • Currently active Top Secret security clearance, with either SCI or other special program access
  • Experience working in a Top Secret environment
  • Agile scrum experience and proficiency with Agile tools (Jira, Version One, Confluence)

Desired

Skills:

  • Automated testing experience, able to identify scenario where unit test vs integration test would be useful
  • Containerization experience
  • UI Design - CSS, Astro UX, Material
  • Design and creation of an API used by others (e.g., REST API, message broker-based API)
  • REST or gRPC experience
  • Active TS/SCI clearance proficient in AI prompting as it applies to this position and practice

Pay Information Full-Time Salary Range: $110300.00 - $204900.00 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 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.

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