Senior Principal Engineer Software - Cyber Security (San Diego CA)

Roles and Responsibilities will include:

Ensure system designs and implementations are consistent with policies, requirements, and directives, including compliance with Security Technical Implementation Guides (STIG), Security Requirements Guides (SRGs), Center for Internet Security (CIS) Benchmark, Common Vulnerabilities and Exposures (CVE), Common Weakness Enumeration (CWE) and Open Web Application Security Project (OWASP). Identify Cyber vulnerabilities and compliance issues.
Administer strict program control processes to ensure mitigation of risks and supports obtaining Assessment and Authorization (A&A) of systems.
Support security process, analysis, coordination, assessment, documentation, software research.
Provide security impacts and risk assessments of new system components and emerging technologies.
Contribute to the implementation of the Risk Management Framework (RMF), through the required government policy (i.e., NIST SP 800-53, NIST SP 800-37, CNSSI, etc.), make recommendations on process tailoring, participate in and document process activities.
Perform active evaluations such as compliance and vulnerability tests and adjudicate deviations from acceptable configurations, and policies

The selected candidate will be required to work full-time, on-site at our facility. There is no remote / hybrid / telework available for this position. Travel up to 25% may be required.
Basic Qualifications:

Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 8 years of related engineering experience; OR a Master's degree in a STEM discipline and 6 years of related engineering experience; OR a PhD in a STEM discipline and 4 years of related engineering experience.
One of the following: DoD 8140 Cyber Workforce Qualification Program (CWQP), DoD 8570 IAM Level II Certifications (CompTIA SecurityX (CASP), CISSP, CSSLP)
Experience in the field of cybersecurity including common terms, fundamental technical elements, operating system security, network security, and software security.
Experience with Development, review and approval methods to monitor and measure risk, compliance, and assurance efforts.
Experience with system vulnerability management and security implementation as well as direct experience with DoD Assessment and Authorization (A&A) activities, security processes, and documentation/reporting using RMF, NIST, or CNSSI guidance as required.
Experience using and working with fundamental information technology principles, concepts and techniques including software languages, design concepts, test methods, and integration practices.
Must possess familiarity/knowledge of both Windows and UNIX based platforms (e.g. RedHat), hypervisor, and containerized environments as well as basic systems engineering principles and concepts.
Experience with compliance and vulnerability reporting tools (Nessus, Nexpose, SCAP, ACAS, Nmap, SAST, DAST).
Strong organizational and communication skills and experience working with stakeholders at a variety of levels between organizations.
Active DoD Top Secret SCI clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).
Ability to obtain and maintain initial Special Program Access (SAP/PAR). This SAP/PAR must be obtained prior to commencement of employment and must be obtained within a reasonable amount of time as determined by the company to meet its business needs.
Preferred Qualifications:

Current applicable Special Access Program (SAP) clearance.
Systems security experience and one of the following higher-level certifications (CISSP- ISSEP, CISSP-ISSAP, CSSLP).
Experience with the implementation of National Institute of Standards and Technology (NIST) special publications, federal regulations, and DoD policies.
Experience in documenting the security posture of an information system and reporting on security controls assigned to the system.
Experience submitting authorization content and artifacts to support authorizing authority's ongoing assessment and risk acceptance decisions.
Experience performing complex security information technology tasks independently and validating security assessments and reviews.
Experience applying security hardening to information systems and networks under the guidance of the RMF.
* Designs, develops, tests, and evaluates information systems throughout the systems development lifecycle
Primary Level Salary Range: $142,200.00 - $213,400.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Client-provided location(s): San Diego, CA

Job ID: NorthropGrumman-R10223480

Employment Type: OTHER

Posted: 2026-02-21T19:41:29