Principal Cybersecurity Systems Engineer (CSE)

Principal Cybersecurity Systems Engineer role in Oklahoma City focuses on vulnerability assessment, automation of cybersecurity processes, and guiding security architecture across the system development lifecycle.

Responsibilities

• Address complex cybersecurity challenges across systems and software domains.
• Review software static code analysis results to identify vulnerabilities.
• Perform Cybersecurity Impact Appraisals and Evaluations for hardware and software projects.
• Create and maintain artifacts required for Air Force authorization decisions.
• Conduct system vulnerability scans using ACAS and STIG-based tooling.
• Carry out manual STIG and SRG verifications on diverse equipment, collecting and evaluating findings.
• Conduct system categorization based on impact analysis.
• Develop RMF package artifacts including System Security Plan, Continuous Monitoring Plan, Risk Assessment Report, Security Control Traceability Matrix, and Plan of Actions & Milestones.
• Collaborate on systems engineering events throughout the system development lifecycle.
• Participate in Systems Engineering Technical Review (SETR) events across the lifecycle (PDR, CDR, SRR, TRR).
• Implement and assess verification and validation methods for cybersecurity system requirements.

Requirements

• Bachelor's degree in a STEM field with at least 5 years of relevant military or professional experience, or a Master's in STEM with at least 3 years, or a PhD with at least 1 year of related experience.
• Active US Government Secret clearance or higher (BI within last 6 years or Continuous Evaluation).
• Ability to obtain and maintain Special Access Program (SAP) clearance within a timeframe aligned to business needs.
• Experience performing cybersecurity vulnerability assessments and evaluations.
• Knowledge of NIST 800-53, NIST 800-171, NSS/CSA PM 9-12, and JSIG.

Technologies

• ACAS
• STIGs
• Evaluate STIG
• Security Compliance Checker

Preferred Qualifications

• Program cleared with program access language understood.
• Certifications such as CSSLP, CISSP, CEH, or Security+.
• Foundational knowledge of core systems engineering principles including requirements development, allocation, and traceability.
• Experience with verification and validation planning and execution.
• Experience with engineering change processes.
• Experience performing cybersecurity impact assessments during design changes, capability upgrades, or baseline reviews.
• Experience performing system vulnerability scans using ACAS and automated STIG tools.
• Networking knowledge including router/switch configurations, troubleshooting, and security assessments.
• Active Top Secret clearance.

Benefits

• Health insurance coverage
• Life and disability insurance
• Savings plan
• Company paid holidays
• Paid time off for vacation and personal business

Relocation Assistance

• Relocation assistance may be available

Clearance

• Clearance required for start: Yes
• Clearance type: Secret

Travel

• Travel required: Yes, up to 10 percent of the time

Salary

• Primary level salary range: $102,600.00 – $153,800.00
• Additional compensation may include overtime, shift differential, discretionary bonuses, and long term incentives depending on role and market conditions

Overview

Northrop Grumman Aeronautics Systems seeks a Cybersecurity Systems Engineer to assess software and hardware for vulnerabilities, develop cybersecurity automation, and influence security layout and tool development. The position is onsite in Oklahoma City and contingent on program funding; start dates follow funding confirmation.