Principal or Sr. Principal Cybersecurity Systems Engineer

Northrop Grumman

Actively hiring
Roy, UT · San Antonio, TX · Redondo Beach, CA · San Diego, CA · Colorado Springs, CO Posted 22 days ago $108,200–$162,400 / year
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At a glance

AI generated

TL;DR

The Principal or Sr. Principal Cybersecurity Systems Engineer (CSSE) role within Northrop Grumman’s Mission Defense Cyber Team supports the Sentinel program, focusing on ensuring cyber survivability through requirement decomposition, traceability, and security architecture design. This position involves guiding cybersecurity tool selection, assessing risks, and verifying protections are integrated into system designs. The CSSE also develops verification methods and authorizes documentation such as RMF packages and System Security Plans. Candidates must have a relevant degree or equivalent experience, along with IASAE II certification (CISSP preferred), and direct experience in NIST 800-160 and RMF artifacts development. Familiarity with tools like IBM DOORS and No Magic CAMEO is beneficial, as well as knowledge of SSE documentation and continuous monitoring plans. The role requires US citizenship and the ability to obtain a Top Secret clearance with SAP approval.

Skills

NIST_SP_800_160 RMF Risk_Assessment_Report System_Security_Plans Continuous_Monitoring_Plan Security_Control_Traceability_Matrix Plan_Of_Actions_Milestones IBM_DOORS No_Magic_CAMEO CISSP IASAE_II IASAE_III ISSEP ISSAP Agile_methodologies

What you'll do

  • Implement and review cyber requirement decomposition, derivation, and flow down.
  • Support architecture and design of built-in cybersecurity requirements and protections.
  • Review traceability of cyber requirements throughout the specification tree architecture.
  • Author and maintain cybersecurity program documentation including RMF package documents.
  • Identify vulnerabilities and assess security risks to ensure effective cybersecurity protections.
  • Guide development of verification efforts to ensure cybersecurity capabilities are functional.

What we're looking for

  • Bachelor’s degree with 5+ years or Master’s with 3+ years in relevant fields.
  • Current IASAE II certification (CISSP preferred) per DoDI 8570.
  • Direct experience using NIST 800-160 and RMF for security engineering.
  • Experience in system requirements decomposition, architecture, design, and validation.
  • Active Secret clearance with ability to obtain Top Secret SAP approval.
  • US Citizenship required.

Market check

Salary context

This $108,200–$162,400 range sits above 22% of similar postings on FindRole.

Peer median band

$115,900–$200,596

Median floor and ceiling across peers.

Typical midpoint (25–75%)

$138,356–$187,321

Middle half of comparable postings.

Based on 240 comparable postings.

* 240 is the maximum number of comparable postings sampled.

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 173 open roles on FindRole.

Listed pay typically runs $113,900–$170,950 across 168 roles with salary data.

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