Principal Network Engineer

Northrop Grumman•Sunnyvale, CA

6d•$103,600 - $155,400•Onsite

About The Position

Northrop Grumman’s Corporate Sector Chief Information & Digital Office is hiring a Principal Network Engineer for its IT Infrastructure & Operations Network Communications and Visibility team. The position supports the Sunnyvale, California campus as its primary focus, with additional responsibilities across the enterprise network. The engineer designs, implements, and maintains highly available network infrastructure, works with customers and vendors, and helps continually improve the secure communications environment. This is a full-time, on-site role at the Sunnyvale campus and is not remote.

Requirements

Associate degree and 7 years of relevant experience; bachelor's degree and 5 years; master's degree and 3 years; or Ph.D. and 1 year. A high school diploma or equivalent with 9 years of relevant experience may be considered instead of a completed degree.
Experience with managed network solutions and large-scale technical network engineering projects.
Experience with Cisco routers and switches, Cisco firewalls and other network equipment, Cisco wireless technology, and cellular technology.
Strong knowledge of TCP/IP and Cisco router and switch products.
Knowledge and experience with LAN/WAN protocols and technologies, including multicast, QoS, CoS, and OSPF.
Ability to work full-time on-site at the Sunnyvale campus.

Nice To Haves

Ability to obtain and maintain a U.S. Government Secret security clearance as a condition of continued employment.
Experience with SD-WAN methodologies or equipment.
Experience leading enterprise projects for large networks.
Experience designing network solutions.
Experience leading network implementation projects.
Project Management certification.
Experience with test equipment such as Network Associates Sniffer, cable and fiber-optic test sets, and other protocol analyzers.
Strong knowledge of Cisco and Palo Alto firewalls.
Current U.S. government Top Secret security clearance.

Responsibilities

Plan, design, and deploy site and enterprise network solutions in accordance with company standards and best practices.
Prepare design review packages, including schematics, bills of materials, and implementation schedules.
Install and commission Cisco core network equipment, including routers, multilayer switches, firewalls, wireless controllers, and access points.
Coordinate fiber-optic and copper cabling projects with suppliers and internal construction teams.
Provide Tier 2 and Tier 3 troubleshooting for WAN, LAN, and SD-WAN environments, maintaining 99.9% availability of firewall, routing, and wireless services.
Execute corrective actions, hardware replacements, and software upgrades, and maintain accurate CMDB documentation.
Act as the primary technical liaison with vendors such as Cisco, Aruba, and Juniper for escalations, service definitions, and onboarding new services.
Work with the Sunnyvale customer base to translate business requirements into technical solutions.
Implement and enforce network segmentation, access-control, and vulnerability-remediation security policies in accordance with DoD and NIST guidelines.
Participate in after-action reviews, recommend process improvements, and mentor junior engineers.

Benefits

Flexible work arrangements
Learning opportunities
Exposure to a wide variety of projects and customers
Team environment
Healthcare benefits
9/80 work schedule
401(k) matching
Potential eligibility for overtime, shift differential, and discretionary bonus, depending on position
Life and disability insurance
Company-paid holidays
Paid time off for vacation and/or personal business