Northrop Grumman · 3 days ago
Sentinel Principal / Sr. Principal Cyber Software Engineer - 17424 - R10217469
Northrop Grumman is a leading global aerospace and defense technology company, seeking a Principal/Sr. Principal Cyber Software Engineer to join their team. The role involves administering systems, automating deployments, implementing security measures, and providing technical guidance within a collaborative environment.
AerospaceData IntegrationManufacturingRemote SensingSecurity
Responsibilities
Administer systems based on Linux and Windows operating systems
Automate system deployment, operation and maintenance using Infrastructure as Code (IaC) and Configuration Management (CM) tooling
Work with microservices and distributed application architecture, such as containers, Kubernetes, and/or serverless technology
Implement clean and maintainable infrastructure-as-code that adheres to industry best practices
Automate cloud native technologies in air-gapped environments, deploy applications, and provision critical infrastructure
Design and implement security measures, such as firewalls, intrusion detection and prevention systems, and encryption
Implement and maintain security policies and procedures to comply with industry standards and regulations
Provide technical guidance and training to other team members and stakeholders
This engineer will bring Extensive knowledge of Linux internals (e.g. PAM, systemd, SELinux) and Windows internals (e.g. SAM, registry, secpol)
This engineer will be familiar with DNS concepts and basic networking concepts. Additionally, this engineer will have experience managing headless systems with PowerShell and Bash
Qualification
Required
Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with an ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business need
Current Security + or equivalent certification or greater or ability to obtain, within 6 months or less of hire, DoD 8570 / AFMAN 17-1303 qualification at IASAE 3 level
2+ years of experience in directory services protocols (e.g. LDAP, Kerberos, SAML, OAuth) with experience in integration and implementation
2+ years of experience managing headless systems with PowerShell and Bash
2+ years of experience implementing DISA STIGs on various Operating Systems and platforms
Understanding basic networking principles, including TCP/IP, subnets, routing, and VLAN configurations
Proficiency in on-prem virtualization and cloud orchestration platforms (e.g., VMware vSphere, OpenStack, Microsoft Hyper-V, Nutanix)
Principal Cyber Software Engineer: Bachelor's degree with 5 years of experience; or Master's degree with 3 years of experience; PhD with 1 year of experience or 4 additional year of experience in lieu of degree
Sr Principal Cyber Software Engineer: Bachelor's degree with 8 years of experience; or Master's degree with 6 years of experience; PhD with 4 years of experience or 4 additional year of experience in lieu of degree
Preferred
Active U.S. Government DoD Top Secret security clearance
Experience automating OS deployments (e.g. kickstart/answer files, MDT, ansible)
Experience with large scale Active Directory deployments (e.g. DFS, sites and services, FSMO)
Competency in implementing access controls, identity management, and on-prem security best practices
Experience with implementing AD FS claims
Experience with certificate management implementation and principles
Familiarity with scripting Windows Group Policy Objects (GPOs)
Experience scaling hyperconverged solutions
Familiarity with server hardware and rack management
Knowledge of virtualization, clustering, and high-availability solutions
Benefits
Medical, Dental & Vision coverage
401k
Educational Assistance
Life Insurance
Employee Assistance Programs & Work/Life Solutions
Paid Time Off
Health & Wellness Resources
Employee Discounts
Company
Northrop Grumman
Northrop Grumman is an aerospace, defense and security company that provides training and satellite ground network communications software.
Funding
Current Stage
Public CompanyTotal Funding
$3.7BKey Investors
U.S. Department of DefenseNASA
2025-05-27Post Ipo Debt· $1B
2024-01-29Post Ipo Debt· $2.5B
2023-12-20Grant· $72M
Leadership Team
Recent News
2026-01-09
2026-01-09
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