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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Test Engineer - **Company:** NIGHTWING LLC - **Location:** Sterling, VA, United States - **Salary:** $122,000.0 - $253,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Java (Programming Language), Agile Methodology, Automation of Tests, Bug Tracking Systems, C Sharp (Programming Language), Cloud Computing, Software Quality, Computer Programming, Databases, DevOps, Junit, Python (Programming Language), Systems Development Life Cycle, Selenium, Software Engineering, SQL Databases, System Testing, Testng, Appium, Git, Selenium Webdriver, Software Version Control, Programming Languages - **Published:** July 15, 2026 - **Apply:** https://dejobs.org/x/x/BA8260F42E3646B59F9DE4A79AF14D09/job/ ## About the Role * Technical Proficiency: Strong understanding of software development lifecycle (SDLC), quality management systems (QMS), and testing methodologies. * Testing Tools & Techniques: Familiarity with various testing tools and techniques, including manual and automated testing. * Test Automation: Experience with test automation tools like Selenium, JUnit, TestNG, or Appium. * Programming Knowledge: Familiarity with relevant programming languages (e.g., Java, Python, C#). * Analytical & Problem-Solving Skills: Ability to analyze complex issues, identify root causes, and devise effective solutions. * Communication Skills: Strong written and verbal communication skills to effectively convey findings and collaborate with teams. * Attention to Detail: Meticulous approach to testing, with a keen eye for discrepancies and inconsistencies. Desired Skills: * Agile & DevOps Methodologies: Experience working in Agile and DevOps environments. * Performance & Security Testing: Experience with performance and security testing techniques and tools. * Database Knowledge: Familiarity with SQL and database operations. * Cloud Technologies: Knowledge of cloud platforms and services. * Version Control: Familiarity with version control systems like Git. * Domain Expertise: Knowledge of the specific industry or domain related to the product being tested. Desired Certs: * ISTQB Certified Tester Foundation Level (CTFL): A foundational certification covering basic software testing principles and practices. * ISTQB Certified Tester Advanced Level: Specializations such as Test Analyst, Technical Test Analyst, or Test Manager. * Certified Software Test Engineer (CSTE): A professional credential validating expertise in software testing principles and practices. * Certified Software Quality Engineer (CSQE): Focuses on software quality development and implementation. * Certified Agile Tester: Focuses on testing within Agile methodologies. * Certified Selenium Tester: Validates skills in using Selenium WebDriver for automated testing. ## Description The Test Engineer (TE) as part of the Platform Team develops and performs functional, user acceptance, integration, and end-to-end testing for CUSTOMER system/software development. The TE ensures that all delivered products provide the functionality required by the Sponsor and Mission Partner/Tenant. The TE develops test plans that include all supported form factors to include exploration, performance, and security testing. The TE coordinates and conducts tests on all services and systems/enhancements and versions/releases to ensure that the system is functional and compliant with Sponsor specified requirements and consistent with the scope of the release. Daily tasks include, but are not limited to: * Assist the P&O teams and Mission Partners in the evaluation of software and associated documentation prior to release, deployment, or installation. * Develop tool chains, automated test harnesses, and scripts to perform unit, component/sub­ system and system testing. * Work with TL, OM, Mission Director (MD), and Mission Partners to coordinate, execute and document integration/test verification and validation prior to deployment * Provide deployment/post-installation test plans/harnesses to validate installation * Conduct software compatibility tests with programs, hardware, operating systems, or network environments * Design or develop automated testing tools, test plans, scenarios, scripts, or procedures * Document test procedures to ensure replicability and compliance with standards * Develop or specify standards, methods, or procedures to determine product quality or release readiness * Document software defects, using a bug tracking system, and report defects to software developers * Monitor bug resolution efforts and track successes and program performance to ensure efficient and problem-free operations * Participate in formal and informal reviews to determine quality * Participate in product design reviews to provide input on functional requirements, product designs, schedules, or potential problems * Document and deliver all required testing and quality artifacts for review and Cl control. ## Related Videos - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks) - [Excellent Software Testing](https://www.wearedevelopers.com/videos/87-excellent-software-testing) - [From boy scouting to redrawing the landscape](https://www.wearedevelopers.com/videos/1140-from-boy-scouting-to-redrawing-the-landscape) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [What is a Test Plan: Guide to Test Planning](https://www.wearedevelopers.com/magazine/191-what-is-a-test-plan-guide-to-test-planning) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [How to create a test plan for software testing](https://www.wearedevelopers.com/magazine/56-how-to-create-a-test-plan-for-software-testing) - [Integration And E2E Testing: Are They Complementary or Interchangeable?](https://www.wearedevelopers.com/magazine/86-integration-and-e2e-testing-are-they-complementary-or-interchangeable) - [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)