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Salary
$125k – $188k per year
Location
In office (El Segundo)
Seniority
Staff · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 14, 2026. First seen by Alion on Oct 6, 2026. Northrop Grumman scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Northrop Grumman is an American defence contractor whose oldest predecessor was founded in 1939, and which took its present form through the 1994 combination of Northrop and Grumman. It builds strategic systems including the B-21 Raider bomber and the Sentinel intercontinental ballistic missile programme, military and civil space systems, radars and electronic warfare equipment, autonomous aircraft, and mission systems and software for the United States armed forces and allied governments. Headquartered in Falls Church, Virginia and listed on the New York Stock Exchange, it earns the large majority of its revenue from the American government and employs close to one hundred thousand people.
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 25% 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 Aeronautics Systems has an opening for a Cybersecurity Systems Engineer (Principal or Sr. Principal Systems Engineer) to join our team of qualified, diverse individuals within our Systems Engineering organization. This role is located in El Segundo, CA.

In this role as the Cybersecurity Systems Engineer (CSE), you will assess software and hardware for vulnerabilities, develops automation for cybersecurity processes, and investigates complex technical issues.

Some Responsibilities would include:

  • Solve complex technical problems involving cybersecurity concepts.
  • Assess software static code analysis results.
  • Complete Cybersecurity Impact Appraisals/Evaluations on hardware/software projects
  • Generating and maintaining appropriate artifacts for Air Force authorization decisions.
  • Performing system vulnerability scans utilizing tools such as ACAS and STIGs.
  • Performing manual STIG / SRG verifications on disparate types of equipment including collecting and evaluating findings.

This role may be filled at either a Cybersecurity Systems Engineer (Level 2) or a Cybersecurity Principal Systems Engineer (Level 3) level.

Basic Qualifications :

Applicable at a Cybersecurity Systems Engineer Level (level 3):

  • Must have a Bachelors degree in a STEM field and at least 5 years of relevant military / professional experience, OR a Master's Degree in a STEM field and at least 3 relevant military / professional experience OR a PhD and at least 1 year of relevant military / professional / academic experience.

Applicable at a Cybersecurity Principal Systems Engineer Level (level 4):

  • Must have a Bachelors degree in a STEM field and at least 8 years of relevant military / professional experience, OR a Master's Degree in a STEM field and at least 5 years of relevant military / professional experience, OR a PhD and at least4 years of relevant military / professional experience.

Applicable at Both Levels:

  • Must have experience in Cybersecurity.
  • Must have the ability to obtain or maintain a 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 the ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable amount of time as determined by business needs.

Preferred Qualifications:

  • CSSLP, CISSP, CEH, Security+
  • Foundational knowledge and experience with core systems engineering principles, including:
    • Requirements development, allocation, and traceability
    • Verification and validation planning and execution
    • Engineering Change Processes
  • Experience performing cybersecurity impact assessments during design changes, capability upgrades, and/or baseline reviews.
  • Experience performing system vulnerability scans utilizing tools such ACAS, and automated STIG tools such as Evaluate STIG or Security Compliance Checker.
  • Experience with networking technologies, router and switch configurations, troubleshooting and security / vulnerability assessments.
  • An active U.S. government Secret clearance or higher (with background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).
Primary Level Salary Range: $125,300.00 - $187,900.00Secondary Level Salary Range: $156,400.00 - $234,600.00The 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.
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