Northrop Grumman

Sr. Principal Systems Test Engineer

Northrop Grumman$129K — $193K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in STEM required; advanced degrees credit additional experience.
  • Minimum of 8 years in related experience with a BS, or 6 years with an MS, or 4 years with a Ph.D.
  • Experience in a systems test environment is essential.
  • Active U.S. government Secret clearance required.
  • Proficiency in mechanical, electrical, or electromechanical engineering concepts.
  • Must be open to working multiple, possibly non-standard shifts and overtime.
  • Proficient in MS Office applications.

Responsibilities

  • Develop and contribute to acceptance test plans and detailed test procedures.
  • Coordinate test planning working groups and oversee approvals for test plans.
  • Lead Test Readiness Reviews and provide support during testing phases.
  • Serve as the subject matter expert on aircraft systems for the team.
  • Interface with design teams to determine test data needs and ensure execution requirements.
  • Conduct post-test data evaluations and address any technical discrepancies.
  • Communicate effectively with internal stakeholders and external organizations.

Benefits

  • Relocation assistance may be available.
  • Employee eligibility for overtime and shift differential pay.
  • Discretionary bonus opportunities based on individual contributions.
  • Comprehensive health insurance coverage, life, and disability insurance.
  • Paid time off (PTO) for vacations and personal time.
  • Company-paid holidays and a savings plan available.
Full Job Description
RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 25% of the TimeDescription

Northrop Grumman Aeronautics Systems has an opening for Sr. Principal Systems Test Engineer to join our team of qualified, diverse individuals within our Test and Evaluation organization. This position will be in Palmdale, CA. 
We are seeking a high-energy, detail-oriented Systems Test Engineer to join our production test team as a lead. In this role, you will serve as the subject matter expert for aircraft systems, ensuring testing is executed safely, efficiently, and to the highest technical standards. This unique position requires proficiency across electrical, RF, mechanical, hydraulic, and pneumatic disciplines, with the ability to transition seamlessly between these functions. You will bridge the gap between systems engineers and the production execution team, guiding the test lifecycle from initial planning through final data evaluation. As a lead, you will manage a small team of junior engineers and establish a structured mentorship and knowledge-sharing cadence. Your goal will be to bridge the gap between the technician and engineer workforces.

The primary job responsibilities and skills include, but are not limited to the following:

  • Test Development: Contribute to the creation of acceptance test plans (ATP), test schedules, and detailed integration test procedures.

  • Coordination & Approvals: Host test planning working groups and coordinate technical reviews to move ATPs through the formal approval process.

  • Readiness & Execution: Lead Test Readiness Reviews (TRR) prior to execution. Provide real-time support during testing, making critical decisions regarding safety and effectiveness.

  • Subject Matter Expertise: Act as the technical expert for aircraft systems. Create educational content for execution staff to improve troubleshooting and system awareness.

  • Collaboration: Interface with design and analysis teams to define test data requirements. Coordinate personnel and equipment to ensure seamless execution.

  • Post-Test Analysis: Participate in post-test data evaluations and resolve technical discrepancies.

  • Technical Proficiency: Ability to work under general direction to develop creative solutions for complex engineering problems.

  • Communication: Outstanding written and oral communication skills for interfacing with internal stakeholders and external organizations.

  • Adaptability: Self-motivated and willing to learn additional engineering disciplines as required.

  • Teamwork: Proven ability to work effectively both independently and within a collaborative team environment.

  • Flexibility: Willingness to work extended shifts, weekends, and holidays to meet critical program milestones.

  • Work Environment: This position requires a thorough and detailed approach to work. The candidate must be comfortable in a fast-paced production environment where safety and schedule adherence are top priorities.

Selected Candidate must be able to work multiple shifts such as:

  • 4x10A schedule (Mon-Thurs) 1st or 2nd or 3rd shift

  • 4x10B schedule (Tue-Fri) 1st or 2nd or 3rd shift

  • 3x10 schedule (Fri, Sa, Su) 1st or 2nd or 3rd shifts

Basic Qualifications:

  • Bachelor’s in Science, Technology, Engineering or Math (STEM Degree). Minimum of 8 years of related experience with a BS Degree or 6 Years with MS Degree or 4 years with a Ph.D. in STEM

  • Experience in a system test environment

  • Must have an active U.S. government Secret or higher clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation)

  • Must have ability to obtain and maintain Program Access (PAR) within a reasonable period, as determined by the company to meet its business needs

  • Proficiency with Mechanical or Electrical or Electromechanical Engineering concepts.

  • Must be able to work multiple shifts depending on program need and have ability and willingness to work non-standard shifts/overtime.

  • Proficient with MS Office applications including Excel, Word, and/or Power Point.

Preferred Qualifications: 

  • Current Program SAP Access

  • Active U.S. government Top Secret clearance

  • Demonstrated expertise in test planning, execution, and troubleshooting for production and flight tests, including the development of clear, structured ATPs and detailed technical reports

  • Experienced user in Visio, AutoCAD or CATIA or NX

  • Solid understanding of electrical, RF and microwave fundamentals

  • Ability to perform root-cause analysis and troubleshoot complex hardware/software issues down to the component level.

Primary Level Salary Range: $129,300.00 - $193,900.00

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.

About Northrop Grumman

Northrop Grumman is a security company that provides systems, products, and solutions in aerospace, electronics, information systems, shipbuilding, and technical services to government and commercial customers. They design, develop, and build everything from aircraft and spacecraft to cyber security systems. The company is involved in a wide range of defense and technology projects, including the development of aircraft, space systems, cybersecurity solutions, and advanced electronics.

Northrop Grumman Careers

Join the elite team at Northrop Grumman, a leading global security company providing innovative systems, products, and solutions in autonomous systems, cyber, C4ISR, space, strike, and logistics and modernization to customers worldwide. There has never been a more exciting time to advance your career with Northrop Grumman.

Work You’ll Do

At Northrop Grumman, your work will redefine the edges of technology and create a safer future. Our culture thrives on intellectual curiosity, cognitive diversity, and bringing your whole self to work. Our team is at the forefront of innovation, collaborating to make the impossible, possible.

Explore Job Opportunities and Growth

Whether you’re looking for an internship, an entry-level position, or a spot for seasoned professionals, Northrop Grumman offers a variety of career paths that encourage growth and development. Explore job opportunities that elevate your skills, and push your career to the next level.

Join Our Diverse and Inclusive Team

Diversity and inclusion are the foundations of our culture. Northrop Grumman is committed to building a diverse team that fosters an inclusive environment, where every team member is valued for their unique perspectives and contributions. We believe that diversity fuels innovation.

Professional Development and Benefits

Northrop Grumman is dedicated to your professional and personal growth. We offer unparalleled benefits, including comprehensive health coverage, generous time off, and family care resources. Additionally, we provide extensive leadership and diversity training to help you craft your career path.

Networking and Leadership

Enhance your career through our robust networking opportunities. Connect with leaders and peers within Northrop Grumman through various events, mentorship programs, and professional groups. Our leadership is deeply invested in nurturing talent and guiding team members through their career journey.

Innovation in Technology

Drive technological breakthroughs with a company at the cutting edge of innovation. Northrop Grumman is a place where you can work on projects that push the boundaries of what is possible.

How to Apply

Ready to join our team? Check out the open positions on our Careers page. Tailor your resume to highlight your relevant skills and experiences. Prepare for your interview with us by researching our projects and understanding our company’s mission and values.

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Northrop Grumman Jobs

Discover the impact you can make with a career at Northrop Grumman. We are actively hiring and looking for passionate, curious, and solution-driven team players. Search Northrop Grumman jobs today and find where your expertise is needed most. Join Northrop Grumman, and be part of a team that is dedicated to making a difference, not only within the company but in the world at large. Your journey to building a rewarding career starts here.
Learn more about Northrop Grumman
Size
88,000 employees
Market Cap
$82.7 billion
Industry
Net Income
$3.1 billion
Founded
1939
5 Year Trend
+7.6%
Revenue
$36.7 billion
NASDAQ

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