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Systems Security Engineer; Principal or Senior Principal Level); OKC)

Job in Oklahoma City, Oklahoma County, Oklahoma, 73116, USA
Listing for: VulnU
Full Time position
Listed on 2026-10-12
Job specializations:
  • Engineering
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 102600 - 191900 USD Yearly USD 102600.00 191900.00 YEAR
Job Description & How to Apply Below
# Systems Security Engineer (Principal or Senior Principal Level) (OKC)
Northrop Grumman  
· northropgrumman.com Category:
Security Engineering

Location:

United States-Oklahoma-Oklahoma City Level:
Staff / Principal Salary:
$102,600 – $191,900

Clearance:
Top Secret (ability to obtain)## Quality of life

What the posting states. Hover or tap a perk to see the line it came from.
* Retirement match
* 18 weeks parental leave RELOCATION ASSISTANCE:
Relocation assistance may be available CLEARANCE REQUIRED FOR START:
Yes

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.

Please note that this opportunity is contingent on program funding. Start dates are determined after funding confirmation. Northrop Grumman Aeronautics Systems is currently seeking a Systems Security Engineer (Principal or Senior Principal Level) to join our team of qualified, diverse individuals in our Systems Engineering organization. This role is located in Oklahoma City, OK. In this role, you will be responsible for System Security Engineering across all phases of a system’s acquisition / development lifecycle.

You will need a strong background in Program Protection, Supply Chain Risk Management, and Counterfeit Parts Prevention to be successful. You also will need experience with Cybersecurity engineering and implementations based on US Government standards, National Institute of Standards and Technology (NIST), Committee on National Security Systems Instruction (CNSSI), and Risk Management Framework (RMF) processes, policies and guidelines.

Essential Functions:

Leverage your strong background in Program Protection, managing Supply Chain Risk, and conducting supply chain vulnerability and risk assessments

Develop/update Program Protection Implementation Plan(s), Supply Chain Risk Management (SCRM) plans, and Counterfeit Prevention Plan(s).Perform supply chain vulnerability and risk assessments, document findings and recommend mitigations/countermeasures

Develop/refine Hardware/Software Bill of Materials and conduct Criticality Analysis of system components

Monitor system changes impacted through the supply chain

Review system vulnerability scans and mitigation reports

Support inquiries into, and auditing of, suppliers

Drawing upon your knowledge and experience using systems security engineering methodologies and techniques.

Preparing technical documents, provide briefings, attend security-related working groups, support ongoing authorization efforts including development of supporting documentation, develop procedures, and work in a fast-changing dynamic environment with minimal direction.

Responsible for System Security Engineering (SSE) duties as assigned and to provide technical leadership in Program Protection (countermeasures), Supply Chain Risk Management, and Counterfeit Parts Prevention planning activities

Comfortable working in an Agile Development environment.

Interface with other cyber functional areas, internal company management and…
Position Requirements
10+ Years work experience
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