Systems Test Engineer - Level 3 or 4 (9048)

Northrop Grumman; United States; On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

Northrop Grumman is seeking mid- to senior-level Systems Test Engineers to join an Agile team in Aurora, CO. You will define test objectives, design and execute manual and automated tests, and collaborate with developers, product owners, and systems engineers to ensure high-quality software deliveries.

Level 4 provides technical leadership and process improvements. Qualifications include active Top Secret/SCI clearance, a relevant degree with years of experience, and experience with automated

Qualifications

• Active Top Secret/SCI clearance at time of application.
• Bachelor's degree with 8 years of relevant experience – OR – Master's with 6 years – OR – PhD with 4 years.
• Experience defining clear, measurable test objectives from test requirements, user stories, acceptance criteria, and technical documentation.

Responsibilities

• Participate as a core member of an Agile/Scrum team, supporting sprint planning, daily stand-ups, reviews, and retrospectives.
• Analyze test requirements, user stories, acceptance criteria, and technical documentation to define clear, measurable test objectives.
• Design detailed test cases, test procedures, and verification steps based on technical specifications and interface definitions.
• Execute functional, regression, and end-to-end tests for developer-delivered software changes across web, service, and data layers.
• Isolate, reproduce, troubleshoot, and document defects with clear, actionable defect reports.
• Develop, maintain, and execute automated tests and scripts using tools and languages such as Python, Bash, or similar.
• Test REST APIs, service interfaces, and data-driven workflows using tools such as Postman, Swagger/OpenAPI, Curl, or equivalent.
• Review and interpret application, service, container, and system logs to support troubleshooting and root-cause analysis.
• Collaborate closely with developers, product owners, scrum masters, and systems engineers to clarify requirements, improve testability, and drive quality throughout the lifecycle.
• Contribute to continuous improvement of test strategies, tooling, and processes; Level 4 engineers lead and champion these improvements across the program.

Skills

Test planning

Test design

Automated testing

Python

Bash

REST APIs

Postman/Swagger

Education

Bachelor's degree in a related field

Master's degree

PhD

Tools

Postman

Swagger/OpenAPI

Curl

Job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: SCI

TRAVEL: Yes, 10% of the Time Description

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman's Space Sector is seeking a Systems Test Engineer to join our team in Aurora, CO.

Role Overview

We are seeking mid- to senior-level Systems Test Engineers (Level 3 and Level 4) to join an Agile development team delivering mission-critical capabilities. In this role, you will define test objectives, design and execute manual and automated tests, and work closely with developers, product owners, and systems engineers to ensure high-quality, reliable software deliveries. Level 4 engineers are also expected to provide technical leadership, mentorship, and contribute to test strategy and process improvements across the team.

Responsibilities

• Participate as a core member of an Agile/Scrum team, supporting sprint planning, daily stand-ups, reviews, and retrospectives.
• Analyze test requirements, user stories, acceptance criteria, and technical documentation to define clear, measurable test objectives.
• Design detailed test cases, test procedures, and verification steps based on technical specifications and interface definitions.
• Execute functional, regression, and end-to-end tests for developer-delivered software changes across web, service, and data layers.
• Isolate, reproduce, troubleshoot, and document defects with clear, actionable defect reports.
• Develop, maintain, and execute automated tests and scripts using tools and languages such as Python, Bash, or similar.
• Test REST APIs, service interfaces, and data-driven workflows using tools such as Postman, Swagger/OpenAPI, Curl, or equivalent.
• Review and interpret application, service, container, and system logs to support troubleshooting and root-cause analysis.
• Collaborate closely with developers, product owners, scrum masters, and systems engineers to clarify requirements, improve testability, and drive quality throughout the lifecycle.
• Contribute to continuous improvement of test strategies, tooling, and processes; Level 4 engineers lead and champion these improvements across the program.

This requisition may be filled at a higher job grade based on the qualifications listed below.

This requisition may be filled as either a Level 3 or Level 4.

Basic Qualifications for a level 3:

• Must have an active Top Secret/SCI clearance at time of application
• Bachelor's degree with 8 years of relevant experience - OR - Master's degree with 6 years of relevant experience - OR - PhD with 4 years of relevant experience. An additional 4 years of relevant experience may be considered in lieu of a degree.
• Experience defining clear, measurable test objectives from test requirements, user stories, acceptance criteria, and technical documentation.
• Ability to design detailed test cases, test procedures, and verification steps from technical specifications.
• Proven experience executing functional, regression, and end-to-end testing for developer-delivered software changes.
• Demonstrated skill in isolating, reproducing, troubleshooting and documenting defects with precision and actionable defect reports.
• Experience with automated testing tools & shell scripting languages such as Python, Bash, or similar.
• Experience testing REST APIs, service interface, data- ...

Basic Qualifications for a level 4:

• Must have an active Top Secret/SCI clearance at time of application
• Bachelor's degree with 8 years of relevant experience - OR - Master's degree with 6 years of relevant experience - OR - PhD with 4 years of relevant experience. An additional 4 years of relevant experience may be considered in lieu of a degree.
• Experience defining clear, measurable test objectives from test requirements, user stories, acceptance criteria, and technical documentation.
• Ability to design detailed test cases, test procedures, and verification steps from technical specifications.
• Proven experience executing func