Senior Principal Cyber Systems Engineer

Northrop Grumman

Confirmed live 2 days ago High trust

Quick summary

Work type
On-site
Location
San Diego, CA
Salary
$156,400–$234,600 / yr
Posted
4 days ago
Freshness
Confirmed live 2 days ago

Market check

Salary context

Competitive pay

How this pay compares to similar roles

Similar $180k
This role $196k
$132k most similar roles pay here $246k

This role pays more than 56% of similar roles. Most pay $150,350–$209,000 — the shaded band above. At the midpoint, this role pays about $196k versus about $180k for comparable roles.

Based on 240 similar postings.

Employer

About Northrop Grumman

Northrop Grumman is a leading global aerospace and defense technology company providing systems in autonomous systems, cyber, C4ISR, space, strike, and logistics. Industry: Aerospace & Defense

Northrop Grumman currently has 341 open roles on FindRole.

Listed pay typically runs $114,000–$171,000 across 325 roles with salary data.

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At a glance

TL;DR · Senior Principal Cyber Systems Engineer

The Sr. Principal Cyber Systems Engineer joins the Aeronautics Systems team to lead and support development and sustainment cybersecurity execution. This role involves identifying risks, driving technical remediation across various stakeholders, and designing, integrating, and validating system security solutions. The engineer will prepare and defend accreditation packages as an ISSE or ISSM while translating RMF controls into design-level requirements. Key responsibilities include vulnerability management, cybersecurity scanning using tools like ACAS and Nessus, and performing host and network hardening for Windows, UNIX/Linux, hypervisor, and containerized environments using DISA STIGs and SRGs. The position requires expertise in DoD RMF and JSIG requirements for SAP/SCI systems. Essential skills include technical leadership, systems thinking, and proficiency in NIST publications to ensure security posture across the entire system lifecycle within a secure environment.

What you'll do

  • Lead and support cybersecurity execution by identifying risks and driving technical and programmatic remediation across all stakeholders.
  • Design, develop, integrate, test, verify, and validate system security solutions.
  • Prepare, review, and defend accreditation packages as an Information Systems Security Engineer or Manager.
  • Apply DoD RMF and JSIG requirements to ensure compliance for SAP/SCI systems.
  • Translate RMF controls into system-level requirements including decomposition, verification planning, and traceability.
  • Manage vulnerability scanning, assessment, and host/network hardening using DISA STIGs and SRGs.
  • Provide technical leadership and mentoring across multiple engineering and program disciplines.
  • Drive process improvements to strengthen cybersecurity planning, risk management, and closure discipline.

What we're looking for

  • Bachelor's degree in STEM with 8 years experience, Master's with 6 years, or PhD with 4 years of related engineering experience.
  • Must have an active U.S. Government Top Secret clearance and the ability to obtain SAP clearance.
  • Must hold one of the following: DoD 8140 Cyber Workforce qualification, DoD 8570 IAM Level II, CompTIA SecurityX/CASP, CISSP, or CSSLP.
  • Experience preparing and defending accreditation packages as an ISSE or ISSM.
  • Experience working with DoD RMF and JSIG for SAP/SCI systems.
  • Experience validating security posture, reporting findings, and supporting risk-acceptance recommendations.
  • Current SAP access (preferred).
  • Advanced cybersecurity certifications such as CISSP-ISSEP or CISSP-ISSAP (preferred).

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