Principal/ Senior Principal Network Engineer

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Northrop Grumman needs a qualified Principal or Senior Principal Network Engineer to perform key assignments for Defense Sector Engineering and Manufacturing networks. This position will be located in either Rocket Center, West Virginia, Elkton, Maryland, Mesa, Arizona or Warner Robins, Georgia. There is no option for a full-time telecommuting situation. This position will provide support across different divisions and Business Units in our Defense Sector. This position supports large heterogeneous unclassified networks that support physical and virtual hosts with an emphasis on supporting NextGen manufacturing network automation and Industrial Internet of Things (IIoT) devices. This technical role requires an understanding of network administration, systems architecture, cyber security, and information assurance and requires the ability to support a diverse user community in a dynamic environment. Responsibilities include: network design, implementation, and evaluation hardware/software installation, upgrades, troubleshooting, repair, monitoring, tuning, automation scripting and general user support. Duties will also include maintaining system documentation, developing infrastructure support procedures, and providing security support. This position can be hired as a Principal or Senior Principal Level Engineer, based on the candidate's education and years of experience. Basic Qualifications for a Principal level: Minimum of 5 years of experience with a Bachelor's Degree in IT or related STEM field. (An additional 7 years of experience may be considered in lieu of a degree.) Basic Qualifications for a Senior Principal level: Minimum of 9 Years of experience with a Bachelor’s Degree in Information Technology or related STEM field; (Additional 9 years of experience may be considered in lieu of a degree.) Remaining Qualifications for Both Levels: Proficiency with networking devices such as routers, switches, and firewalls. Proficiency with Cisco networking hardware and operating systems Proficiency with various network topographies (data center, LAN, and WAN). Proficiency with TCP/IP connectivity utilizing UTP and fiber optic media. Understanding of Networking technologies including: VLANs, VLAN trunking, Link Aggregation (LACP, LAG), Spanning Tree Layer 3 Routing, CIDR subnetting Virtual chassis and clustering Proficiency with network security principles, threats, and vulnerabilities. Understanding of cyber security compliance in frameworks such as DFARS, RMF or DIACAP Ability to solve problems quickly and completely; analytical problem-solving skills; adept at root-cause analysis and mitigation. Ability to work independently while being conscious of how your work interacts with that of others Ability to juggle multiple projects simultaneously and prioritize effectively. Must possess drive, enthusiasm and attention to detail. Design, implement and maintain complex systems and networks. Coordinate maintenance activities with other team members and users to produce least impact solutions. Provides technical guidance to internal and external personnel on highly complex network system installation processes. Solid understanding of the OSI model Superior written and oral communication skills Experience providing remote support Comfortable working in a large Manufacturing environment (varying noise, environmental climates and operating conditions) Must be able to obtain and maintain a U.S. Government (DoD) security clearance following hire. Preferred Qualifications: Familiar with using Cisco network security policy and monitoring tools. To Include ISE, DNA Center, Cyber Vision, to manage Juniper network infrastructure. Familiar with Cisco Firepower Layer 7 Next generation firewalls and applying L7 signature-based firewall policies Experience performing troubleshooting with traffic capture tools; such as Wireshark and tcpdump Exposure to next generation networking technologies including: Software Defined Networking & Micro-segmentation Understanding of VXLAN and logical networking concepts Experience with Atlassian Tools (Confluence, Jira, Bitbucket, etc.) Ability to work flex and overtime hours with some weekend hours expected. Experience with network automation using technologies such as PowerShell, Ansible, Python, JavaScript CCNA or CCNP certification or equivalent is a plus!