Northrop Grumman Aeronautics Systems has an opening for a Sr. Principal Cyber Systems Engineer to join our team of qualified, diverse individuals in Rancho Bernardo, CA. The candidate should be a self-starter with familiarity working in an Integrated Product Team construct.
Roles and Responsibilities include:
- Lead and support Development and Sustainment cybersecurity execution by identifying risks and driving technical and programmatic remediation across engineering, cybersecurity, program, and customer stakeholders.
- Design, develop, integrate, test, verify, and validate system security solutions.
- Prepare, review, and defend accreditation packages as an Information Systems Security Engineer (ISSE) or Information Systems Security Manager (ISSM).
- Apply working knowledge of DoD RMF and JSIG requirements for SAP/SCI systems.
- Validate information system security posture, interpret and report findings, and support risk-acceptance recommendations related to security controls implementation.
- Translate RMF controls into system- and design-level requirements, including decomposition, verification planning, and traceability.
- Support vulnerability management, cybersecurity scanning and assessment, compliance package development, and requirements verification using approved tools (e.g., ACAS, Nessus).
- Support host and network hardening using DISA STIGs and SRGs for Windows, UNIX/Linux, hypervisor, and containerized environments.
- Coordinate with systems engineering, software, integration/test, configuration management, security, and program teams to support cybersecurity execution across the system lifecycle.
- Prepare and present cybersecurity and systems engineering materials for reviews, working groups, and stakeholder discussions.
- Apply systems thinking to assess cybersecurity impacts across architecture, operational constraints, program execution, and mission needs.
- Drive process improvements that strengthen cybersecurity planning, traceability, risk management, and closure discipline.
- Provide technical leadership, mentoring, and coordination across multiple stakeholders and disciplines.
- Strong organizational and communication skills
This role requires full-time onsite work at the Rancho Bernardo, CA facility. There is no remote, hybrid, or telework availability for this position. Travel up to 25% may be required in support of program needs.
Basic Qualifications:
- Bachelor of science degree in a STEM (Science, Technology, Engineering, Math) discipline and 8 years of related engineering experience; OR a Master of science degree in a STEM discipline and 6 years of engineering experience, or a PhD in a STEM discipline and 4 years of related experience.
- Must have one of the following certifications: 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.
- Experience engaging with stakeholders at multiple levels.
- Must have an active US Government Top Secret clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).
- Must have the ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable amount of time as determined
Preferred Qualifications:
- Current SAP access.
- Advanced cybersecurity certifications (e.g., CISSP-ISSEP, CISSP-ISSAP, CSSLP).
- Experience with vulnerability management, cybersecurity assessment and scanning, compliance/authorization packages, and ATO documentation.
- Experience with NIST publications, federal regulations, DoD RMF controls, and cybersecurity authorization requirements.
- Experience with IT principles and practices, including software design, test, and integration.
- Familiarity with Windows and UNIX/Linux platforms (e.g., Red Hat), hypervisor, and containerized environments.
- Experience designing/reviewing hardening using DISA STIGs/SRGs.
- Experience developing and evaluating information systems across the systems development lifecycle in a secure environment.
- Experience working in an Integrated Product Team with engineering, cybersecurity, software, integration/test, configuration management, security, customer, and program stakeholders.
Skills Required
- Bachelor of Science in a STEM discipline and 8 years of related engineering experience; or Master of Science and 6 years; or PhD and 4 years.
- One of the following certifications: 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.
- Experience engaging with stakeholders at multiple organizational levels.
- Active U.S. Government Top Secret clearance with a recent background investigation or enrollment in Continuous Evaluation.
- Ability to obtain and maintain Special Access Program clearance.
- Current SAP access.
- Advanced cybersecurity certification such as CISSP-ISSEP, CISSP-ISSAP, or CSSLP.
- Experience with vulnerability management, cybersecurity assessment and scanning, compliance or authorization packages, and ATO documentation.
- Experience with NIST publications, federal regulations, DoD RMF controls, and cybersecurity authorization requirements.
- Experience with IT principles and practices, including software design, testing, and integration.
- Familiarity with Windows, UNIX/Linux, hypervisor, and containerized environments.
- Experience designing or reviewing hardening using DISA STIGs and SRGs.
- Experience developing and evaluating information systems across the secure systems development lifecycle.
- Experience working in an Integrated Product Team with engineering, cybersecurity, software, integration/testing, configuration management, security, customer, and program stakeholders.
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Healthcare Strength — Health coverage offers multiple medical plan options by region alongside dental, vision, mental‑health resources, and wellness programs. Recent materials also highlight added family‑building support, including a dedicated fertility benefit.
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Retirement Support — The 401(k) savings plan is positioned as competitive with a company match, auto‑escalation features, and access to an employee stock fund/ESPP. Official filings and benefits guides emphasize retirement as a core element of the Total Rewards package.
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Leave & Time Off Breadth — Many sites offer a 9/80 schedule, generous PTO, paid holidays, and flexible/telework options where program needs allow. Paid parental and caregiver leave are prominently featured, with recent enhancements for the delivering parent.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.






