Sr. Principal Cyber Systems Engineer
United States-Virginia-FairfaxPosted Jul 13, 2026
Skip to main contentHomeProfileJob SearchApplicationsMy EventsJoin Talent NetworkSign InSingle PositionView All JobsSr. Principal Cyber Systems EngineerUnited States-Virginia-Fairfax No longer accepting applications.Job IDR10240102Job Description:Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today.At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to enable strategic planning. We’re looking for innovators who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies that fuel those missions. By joining in our shared mission, we’ll support you with expanding your personal network and developing skills, whether you are new to the field, or an industry thought leader. At Northrop Grumman, you’ll have the resources, support, and team to do some of the best work of your career.We are looking for you to join our team as a Sr. Principal Cyber Systems Engineer to join our cross functional Northern Virginia Engineering Discipline Team!This position will be located at a Mission Systems Sector site in Northern Virginia.As a Sr. Principal Cyber Systems Engineer, you will have the following responsibilities:Provide Engineering and Administrative support onsite for a team of system engineers, often deviating from industry standard procedures to meet mission needs but maintaining system security standards.Develop, implement, and support solutions for systems that support mission critical and mission essential infrastructure.Analyze existing systems & networks and make proactive recommendations to drive change and create efficiencies.Support all aspects with the integration of new or existing network systems.Collaborate with system engineers to create and deploy solutions in support of customer mission needs.Maintain, evaluate, test, and apply STIG configurations for network devices.Respond to security findings and Break Fix events across the infrastructure.Create and maintain system network documentation including but not limited to Standard Operating Procedures and VISIO diagrams.Basic Qualifications for a Sr. Principal Cyber Systems Engineer:Active TS/SCI with Polygraph is required to be considered and required prior to start.Bachelor's degree with 7 years of relevant experience, a Master’s degree with 5 years of relevant experience, a PhD with 3 years of relevant experience, or 11 years of relevant experience in lieu of a degree.Experience leading the design and maintenance of LAN & WAN based networks Demonstrated ability to delegate effectively to team members and organize, prioritize, and self-manage multiple project tasksAbility to use strong analytical skills to identify, characterize and isolate issues, and troubleshoot to present options for correcting those issuesExcellent written and verbal communication skillsAbility to articulate and document defects in a timely manner, and collaborate with the team and management to prioritize issues until resolutionExtensive experience working in Linux environments and capable of acting as a systems administratorExpertise with IPv4 network design, including IP subnetting and protocols Expertise with network device configuration and troubleshooting Strong familiarity with network management protocols, like SNMP, SSH, syslog Strong capacity to understand and perform like both a Network...