> Markdown version of [/jobs/ext/2280259-software-engineer-stf-e4](https://www.wearedevelopers.com/jobs/ext/2280259-software-engineer-stf-e4). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer Stf - E4 - **Company:** Lockheed Martin - **Location:** Aurora, CO, United States - **Experience:** Expert - **Salary:** $150,800.0 - $280,000.0 - **Contract:** Permanent contract - **Skills:** Software Engineering, Data Processing, Computer Equipment - **Published:** August 28, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9123637/software-engineer-stf-e4 ## About the Role This is an MID-SENIOR CAREER (level 4) ROLE where candidates require 5+ years of professional experience and a BS degree or above., * TS/SCI with Poly with polygraph security clearance for consideration * Linux experience * Security + cert (or other compliant cert) Desired Skills * Program knowledge ## 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. ## Related Videos - [Contract Testing with MCP: Building Self-Describing, Self-Testing APIs](https://www.wearedevelopers.com/videos/100040-contract-testing-with-mcp-building-self-describing-self-testing-apis) - [The Avengers Initiative (Practical Ethics for Software Engineers)](https://www.wearedevelopers.com/videos/2070-the-avengers-initiative-practical-ethics-for-software-engineers) - [Implementing continuous delivery in a data processing pipeline](https://www.wearedevelopers.com/videos/73-implementing-continuous-delivery-in-a-data-processing-pipeline) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Checkmate: 5 Real Incidents That Can End a Software Company](https://www.wearedevelopers.com/videos/100126-checkmate-5-real-incidents-that-can-end-a-software-company) - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [The Ultimate Software Engineer Career Path Guide for 2023](https://www.wearedevelopers.com/magazine/146-the-ultimate-software-engineer-career-path-guide-for-2023) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers)