### Job_Dedcrip:
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 Mission Systems is a trusted provider of mission-enabling solutions for global security. Our organization is chartered with providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter....We are looking for you to join our team as a Sr Principal Network Engineer based out of San Diego, CA. As a Sr Principal Network Engineer at Northrop Grumman you will have a challenging and rewarding opportunity to be a part of our Enterprise-wide digital transformation. Through the use of Model-based Engineering, DevSecOps and Agile practices we continue to evolve how we deliver critical national defense products and capabilities for the warfighter. Our success is grounded in our ability to embrace change, move quickly and continuously drive innovation. The successful candidate will be collaborative, open, transparent, and team-oriented with a focus on team empowerment & shared responsibility, flexibility, continuous learning, and a culture of automation....What You'll get to Do:..NIS network engineers design, integrate, and operate secure, military communications networks. They deliver detailed network schematics, hardware selections, and software configurations that meet performance requirements. Network engineers maintain an advanced technical understanding of TCP/IP networks and current products and technologies like routers, firewalls, and switches. They employ necessary tools and procedures to meet cyber -security requirements for sensitive/classified communications systems. Our engineers operate as part of an integrated product team to troubleshoot network problems and support various devices that use the network, including computers that run operating systems like Windows, Linux, and VMWare....Qualifications:..Basic Qualifications:.Bachelor of Science (BS) degree in science, engineering, or related discipline with 9 years of experience; or 7 years of relevant experience with a Masters (MS) degree ; a n additional 4 years of relevant experience/education can be considered in lieu of a Bachelors Degree. Professional certification specific to the networking industry such as CCNP/CCIE or equivalent.DoD 8570 Security certification such as Sec+, CASP, CISSP, or equivalent.Experience with network design, architecture, specifications, and equipment selection.Experience with IPv4 and IPv6 network design, including IP subnetting and protocols including BGP, OSPF and EIGRPExperience with network device configuration and troubleshooting (ideally, Cisco IOS/IOS-XE)Strong understanding of features like GRE, IPSEC, DMVPN, IP quality-of-service, VLANs, and multicast.Strong understanding network security features like IP access-lists and stateful protocol inspections.Familiar with network management protocols, like SNMP, SSH, syslog, RADIUS/TACACSAbility to communicate well, including proficiency with MS Office tools, including PowerPoint and VisioClearance: Candidate must currently have, and be able to maintain an active U.S. Government DOD Secret Clearance.Preferred Qualifications:.Familiar with network management applications, like Splunk, Firepower Management Center (FMC), and/or Cisco ISE.Exposure to the Risk Management Framework, associated security controls, and STIGs.Familiar with Windows, Linux, and VMWare configuration and troubleshooting.Experience with HAIPE/TACLANE and other military COMSEC/CRYPTO equipment and procedures.Experience with tactical/military radio networks, like Common Data Link (CDL) and ANW2.Experience with (MIL) SATCOM equipment and services.Experience with Cisco Unified Communications / VoIP and VTCExperience with Cisco Modelling Labs (CML) or Virtual Internet Routing Lab (VIRL).Ability to operate as part of an engineering team, including knowledge of related disciplines.Ability to interact with senior customer organizations and personnel.Ability to operate with considerable independence, and to self-identify/pursue long-term interests..MSSDEN...Salary Range:.$117,700 USD - $176,500 USD....Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business......The health and safety of our employees and their families is a top priority.. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042 https://www.saferfederalworkforce.gov/contractors/ ....Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit http://www.northropgrumman.com/EEO . U.S. Citizenship is required for most positions.

### Response:

Job Requirements:- Bachelor of Science (BS) degree in science, engineering, or related discipline with 9 years of experience; or 7 years of relevant experience with a Masters (MS) degree; an additional 4 years of relevant experience/education can be considered in lieu of a Bachelors Degree.- Professional certification specific to the networking industry such as CCNP/CCIE or equivalent.- DoD 8570 Security certification such as Sec, CASP, CISSP, or equivalent.- Experience with network design, architecture, specifications, and equipment selection.- Experience with IPv4 and IPv6 network design, including IP subnetting and protocols including BGP, OSPF and EIGRP.- Experience with network device configuration and troubleshooting (ideally, Cisco IOS/IOS-XE).- Strong understanding of features like GRE, IPSEC, DMVPN, IP quality-of-service, VLANs, and multicast.- Strong understanding network security features like IP access-lists and stateful protocol inspections.- Familiar with network management protocols, like SNMP, SSH, syslog, RADIUS/TACACS.- Ability to communicate well, including proficiency with MS Office tools, including PowerPoint and Visio.- Candidate must currently have, and be able to maintain an active U.S. Government DOD Secret Clearance.