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Principal or Sr Principal Field Engineer (Network)

Northrop Grumman

·

Jun 12, 2026

Salary
$81k – $122k
Location
Warner Robins, GA,US, US
Type
Full-time
Department
Engineering
Seniority
Lead
Experience
4+ years
Education
Bachelor
Clearance
Required
Source
Eightfold

Description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the Time

## Description

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. We have a wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies. Our differentiated battle management and cyber solutions deliver timely, mission-enabling information and provide superior situational awareness and understanding to protect the U.S. and its global allies.

We are looking for you to join our team as a Principal Field Engineer (Network) or Sr Principal Field Engineer (Network) based out of Warner Robins, GA (Robins Airforce Base).

What You’ll get to Do:

Be part of our Field Engineering team and have an opportunity to develop your technical expertise across the engineering spectrum while working with a multi-disciplinary team that operates and maintains complex tactical communication systems. You'll also get to:

  • Support operations and maintenance of a complex airborne and terrestrial tactical communication system providing voice and data services in real world operations
  • Maintain and implement network architecture
  • Implement Security Technical Implementation Guides (STIGs) for networking devices
  • Work on multiple simultaneous tasks
  • Perform routine network administration tasks as needed
  • Implement OS and service pack updates on network devices
  • Administer equipment and environments which include Linux servers/clients, network attached storage devices, virtual machines, routers, switches, firewalls, and HAIPEs
  • Perform fundamental duties including data collection, Splunk monitoring, and maintaining the system’s cyber security posture
  • Use network topology and diagrams for troubleshooting
  • Assist and develop proficiency with other engineering disciplines
  • Work closely with Active-Duty military and internal Northrop Grumman Integrated Product Teams (IPTs)
  • Work shift schedules during exercises or operational scheduling of up to a 12 hour workday on occasion

This position may be filled as a Principal Field Engineer (Network) or a Sr Principal Field Engineer (Network).

Basic Qualifications for a Principal Field Engineer (Network):

  • Bachelor's Degree and 5 years’ experience. An additional 4 years of experience in repair, configuration, troubleshooting, and operations of network devices and computer systems may be considered in lieu of a degree
  • Experience administering Linux and Cisco client/server systems, managing IP based networks, and ability to solve difficult technical problems focused on the delivery of voice and data services over wireless IP networks
  • Strong understanding of the OSI model (Open Systems Interconnection Model) and their respective functions in network communications
  • Proficient in configuring and troubleshooting external routing protocols such as EIGRP, BGP, and OSPF to ensure efficient network traffic management and optimal routing decisions
  • DoD 8570 IAT Level II or greater (such as, CompTIA Security+ certification) and must be a Cisco Certified Network Administrator (CCNA) or Cisco Certified Network Professional (CCNP)
  • Must be willing and able to lift up-to 50 pounds and carry boxes, equipment, etc as part of the warehousing and inventory control duties
  • Must be willing to work flexible shift schedules during exercises or operational scheduling of up to a 12 hour workday on occasion (this may include weekends)
  • US citizenship and a current/active U.S. Government Secret security clearance are required

Basic Qualifications for a Sr Principal Field Engineer (Network):

  • Bachelor's Degree and 8 years’ experience. An additional 4 years of experience in repair, configuration, troubleshooting, and operations of network devices and computer systems may be considered in lieu of a degree
  • Experience administering Linux and Cisco client/server systems, managing IP based networks, and ability to solve difficult technical problems focused on the delivery of voice and data services over wireless IP networks
  • Strong understanding of the OSI model (Open Systems Interconnection Model) and their respective functions in network communications
  • Proficient in configuring and troubleshooting external routing protocols such as EIGRP, BGP, and OSPF to ensure efficient network traffic management and optimal routing decisions
  • DoD 8570 IAT Level II or greater (such as, CompTIA Security+ certification) and must be a Cisco Certified Network Administrator (CCNA) or Cisco Certified Network Professional (CCNP)
  • Must be willing and able to lift up-to 50 pounds and carry boxes, equipment, etc as part of the warehousing and inventory control duties
  • Must be willing to work flexible shift schedules during exercises or operational scheduling of up to a 12 hour workday on occasion (this may include weekends)
  • US citizenship and a current/active U.S. Government Secret security clearance are required

Preferred Qualifications:

  • Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred
  • Cisco Certified Network Professional (CCNP)
  • Leadership experience with cross functional engineering teams
  • Combination of in-depth Cisco based IP networks, system administration experience with Linux, Splunk, Red Hat Virtualization and Windows 10 Professional
  • Linux certified
  • Experience working with airborne equipment
  • Working knowledge of security authentication protocols, Network Time Protocols (NTP), Simple Network Management Protocol (SNMP), and Dynamic Multipoint Virtual Private Networks (DMVPN)
  • Experience with High Assurance IP Encryptor’s (HAIPEs)

Primary Level Salary Range: $81,400.00 - $122,000.00

Secondary Level Salary Range: $101,400.00 - $152,200.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and 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 application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Northrop Grumman is an Equal Opportunity 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 and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Skills

LinuxSplunkCompTIACCNA

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