Principal / Sr. Principal Cyber Systems Network Engineer
Company: Northrop Grumman
Location: Melbourne
Posted on: April 2, 2026
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Job 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. Please note that this opportunity
is contingent on program funding. Start dates are determined after
funding confirmation. Northrop Grumman Aeronautics Systems is
seeking a knowledgeable and proactive Principal Cyber Systems
Network Engineer (Level 3) OR Sr. Principal Cyber Systems Network
Engineer (Level 4) to join our team of qualified, diverse
individuals within our Test & Evaluation organization in Melbourne,
FL . As the Cyber Systems Network Engineer, you will support the
design, implementation, and maintenance of network infrastructure
for our organization. This role involves assisting in the network
architecting of new constructions, managing inter-site network
transport, and integrating test station systems. The ideal
candidate will have hands-on experience with virtual networking
technologies, firewalls, and quality of service, as well as
proficiency with Cisco and DELL switches and routers. This position
requires a strong understanding of dynamic routing protocols and
multicast traffic management. We offer flexible work arrangements,
9/80 work schedule with every other Friday off, phenomenal learning
opportunities, exposure to a wide variety of projects and
customers, and a very friendly team environment. We are looking for
self-motivated, proactive, and goal-oriented people to help us grow
our services and become even better at what we do. Key
Responsibilities may include, but are not limited to: Assist in the
design and implementation of network architecture for new
construction projects, ensuring optimal performance and
scalability. Support inter-site network transport solutions to
facilitate reliable communication between multiple locations.
Integrate test station systems into existing network
infrastructure, ensuring compatibility and performance. Configure
and manage NSX for virtual networking to enhance network
flexibility and security. Implement and maintain firewall
configurations to protect network resources from unauthorized
access and threats. Monitor and optimize network performance,
focusing on quality of service (QoS) to prioritize critical
traffic. Configure and troubleshoot Cisco and DELL switches and
routers to ensure reliable network operations. Collaborate with
team members to implement and manage dynamic routing protocols,
specifically OSPF, for efficient network routing. Manage multicast
traffic and configurations to support various applications and
services across the network. Document network configurations,
processes, and best practices to maintain a comprehensive knowledge
base. Basic Qualifications: This requisition may be filled at a
Principal Cyber Systems Network Engineer (Level 3) OR Sr. Principal
Cyber Systems Network Engineer (Level 4) level based on the
qualifications below. Principal Cyber Systems Network Engineer
(Level 3) Must have a Bachelor’s Degree in a STEM (Science,
Technology, Engineering, or Math) discipline and 5 years of related
professional/military experience; OR a Master’s Degree in a STEM
(Science, Technology, Engineering, or Math) discipline and 3 years
of related professional/military experience; OR a Ph.D. in a STEM
(Science, Technology, Engineering, or Math) discipline and 1 year
of related professional/military experience. Your ability to
transfer and maintain the final adjudicated government Secret
clearance (DoD must be in-scope or enrolled in Continuous
Evaluation) and any program access(es) required for the position
within a reasonable period of time, as determined by the Company.
Ability and willingness to support alternate work schedules,
weekends, extended work weeks and travel (~10%) to support program
activities and integration. Must possess a current DoD 8570 Level 2
Certification (i.e. Security CE or equivalent). Sr. Principal Cyber
Systems Network Engineer (Level 4) Must have a Bachelor’s Degree in
a STEM (Science, Technology, Engineering, or Math) discipline and 8
years of related professional/military experience; OR a Master’s
Degree in a STEM (Science, Technology, Engineering, or Math)
discipline and 6 years of related professional/military experience;
OR a Ph.D. in a STEM (Science, Technology, Engineering, or Math)
discipline and 4 years of related professional/military experience.
Your ability to transfer and maintain the final adjudicated
government Secret clearance (DoD must be in-scope or enrolled in
Continuous Evaluation) and any program access(es) required for the
position within a reasonable period of time, as determined by the
Company. Ability and willingness to support alternate work
schedules, weekends, extended work weeks and travel (~10%) to
support program activities and integration. Must possess a current
DoD 8570 Level 2 Certification (i.e. Security CE or equivalent).
Preferred Qualifications: Experience in network engineering or a
related field with a strong understanding of networking concepts.
Proficiency in configuring and managing firewalls, switches, and
routers, particularly from Cisco and DELL. Familiarity with virtual
networking technologies, specifically NSX, and their integration
into existing infrastructures. Knowledge of dynamic routing
protocols, particularly OSPF, and experience in configuring and
troubleshooting them. Understanding of quality of service (QoS)
principles and their application in network environments. Strong
problem-solving skills and the ability to work independently within
a collaborative team environment. ? AS-FA3 Primary Level Salary
Range: $108,200.00 - $162,400.00 Secondary Level Salary Range:
$135,000.00 - $202,600.00 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.
Keywords: Northrop Grumman, Deltona , Principal / Sr. Principal Cyber Systems Network Engineer, IT / Software / Systems , Melbourne, Florida
