Senior Cybersecurity Analyst — ISSE (TS/SCI)

Northrop Grumman; Chantilly (VA); On-site; USD 177,000 - 266,000; Full time

Job summary

Northrop Grumman Mission Systems seeks a Staff Cybersecurity Analyst / ISSE to join Chantilly, VA, supporting a mission-critical network infrastructure. You will lead security assessments, ensure A&A documentation, and maintain authorization packages across a multi-domain environment.

The role requires active TS/SCI with Polygraph, extensive RMF experience, and familiarity with Nessus, Rapid7, Splunk, and XACTA. Collaboration across teams is essential for success.

Qualifications

• Active TS/SCI with Polygraph required to be considered and start.
• 12 years of experience with Bachelors degree; 10 years with Masters; 8 years with PhD; 16 years with High School diploma.
• Experience reviewing technical security assessments identifying vulnerabilities or non-compliance.
• Experience implementing RMF processes and supporting A&A artifacts.

Responsibilities

• Perform assessments of systems and networks and identify deviations from policy.
• Support certification and accreditation artifacts and related documentation.
• Assist in RMF implementation and continuous monitoring tasks.
• Prepare system Security Plans and update POA&M.

Skills

TS/SCI with Polygraph

RMF knowledge

NIST 800-53 rev4

Security assessment reviews

Vulnerability assessment

Education

Bachelor's degree

Master's degree

PhD

High School diploma

Tools

Nessus

Rapid7

Splunk

XACTA

Job description

Northrop Grumman Mission Systems seeks a Staff Cybersecurity Analyst / ISSE to join Chantilly, VA, supporting a mission-critical network infrastructure. You will lead security assessments, ensure A&A documentation, and maintain authorization packages across a multi-domain environment.

The role requires active TS/SCI with Polygraph, extensive RMF experience, and familiarity with Nessus, Rapid7, Splunk, and XACTA. Collaboration across teams is essential for success.