Testability Engineer Level 3/4

Company: Northrop Grumman
Location: Rolling Meadows
Posted on: April 2, 2026

Job Description:

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Secret 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. 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. Our Mission Systems Sector is seeking a Testability Engineer Level 3/4 for support projects associated with the design and development of avionic mission systems. The job responsibilities will be as an individual-contributor and deliverable/product lead within a multi-disciplinary engineering team. A successful candidate will support development and verification/validation of the system health framework for avionic mission systems. Other responsibilities may include traditional systems engineering functions, including requirements synthesis and flow-down, system trades study support, systems analysis, coordination of design efforts, and management of technical budgets and interface definitions. The application will be in the context of system health management and reporting. Roles & Responsibilities: Support testability related requirements definition and flow-down. Perform analysis of Failure Modes, Effects, and Criticality Analysis (FMECA) to identify test case needs for Built-In-Test (BIT) of a system. Lead interdisciplinary team in the development of individual Built-In-Test (BIT) test cases. Develop testability documentation and release under engineering revision control tools. Integrate supplier and Commercial Off The Shelf (COTS) BITs into a system BIT strategy. Perform analysis of testability related metrics (i.e. fault detection and fault isolation percentages) of a system. Present testability approach, design implementation, and analysis results at engineering design reviews. This position can be filled at the Testability Engineer Level 3 (Principal) or Testability Engineer Level 4 (Sr. Principal) based on specific requirements. This position will be full-time, on-site at our Rolling Meadows, IL location. Basic Qualifications for Level 3: Must have a Bachelor of Science degree in a STEM (Science, Technology, Engineering, or Math) discipline with 5 years of relevant experience; OR a Master of Science degree in a STEM discipline and 3 years of relevant experience; OR 1 year of relevant experience with a PhD in a STEM discipline. Demonstrated exposure to the software design lifecycle. Proven ability to drive problem resolution to complex technical challenges. Must be able to obtain and maintain a DoD Secret Clearance. US Citizenship required. Basic Qualifications for Level 4: Must have a Bachelor of Science degree in a STEM (Science, Technology, Engineering, or Math) discipline with 8 years of relevant experience; OR a Master of Science degree in a STEM discipline and 6 years of relevant experience; OR a PhD in a STEM discipline with 3 years of relevant experience. Demonstrated exposure to the software design lifecycle. Proven ability to drive problem resolution to complex technical challenges. Must be able to obtain and maintain a DoD Secret Clearance. US Citizenship required. Preferred Qualifications: Experience in Built-In-Test (BIT) design or operation. Experience in interpreting Failure Modes, Effects, and Criticality Analysis (FMECA) documentation of systems. Experience in the military, government, commercial aerospace industry (e.g. aviation/equipment maintenance, aircraft operations, or commercial industrial technology companies). Knowledge of Military Specifications, Contract Data Requirements Lists (CDRLs), Data Item Descriptions (DIDs), and other related technical and contractual documents. Primary Level Salary Range: $98,900.00 - $148,300.00 Secondary Level Salary Range: $123,400.00 - $185,000.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Keywords: Northrop Grumman, Crystal Lake , Testability Engineer Level 3/4, Engineering , Rolling Meadows, Illinois