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Network Engineer - Level 3

2 days ago Huntsville, AL

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: 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 Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Principal Network Engineer - Level 3 to join our team of qualified, diverse individuals. This position will be in Huntsville, AL.
Please note this position is contingent on contract award and funding
Position Overview:
The selected Network Engineer will play a crucial role in the GWS Network and Infrastructure team, assisting senior system administrators and network subject matter experts (SME's) in managing and sustaining network components vital to the operations of associated support networks, both classified and unclassified.
Essential Functions:

Knowledge of network architecture, engineering, design, implementation, and testing.
Understanding of network communication protocols and routing protocols (BGP, OSPF, and EIGRP) and IP network troubleshooting.
Knowledge of network testing methodologies using routers, switches, and firewalls.
Knowledge of TCP/IP behavior, network communications and routing protocols, network traffic analysis, and troubleshooting experience.

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Must be an effective communicator with excellent writing and presentation skills using Microsoft PowerPoint and Visio drawing tools.
Basic Qualifications:
Please note your updated security clearance and IAT/relevant certifications on your resume if applicable.

Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 5 years of related experience, or a Master's degree and 3 years of related work experience, or a PhD and 1 year of related work experience, or 9 years of related work experience in lieu of a degree may be considered.
Applicants must possess a current DoD 8140 certification at IAT Level II or higher (Security+, GSEC, SCNP, SSCP, CISSP, CISA, GSE, SCNA)
Must be able to work collaboratively in a team environment with other highly motivated network engineers.
Familiarity with network communication products, including routers, switches, firewalls, Domain Name Servers (DNS), and data encryption products.
Ability and willingness to travel up-to 10% to support business needs.
Applicants must have a current active in-scope DoD-issued Secret security clearance at the time of application, which is required to start
Preferred Qualifications:

Certifications in the industry vendor Juniper or Cisco are a plus.
Prior knowledge of IL-4/IL-6 networks in a DoD environment
Knowledge, skill sets, or experience using protocol analyzers/sniffers (e.g., Wireshark).
* Experience in Network Management Systems (HP Network Node Manager, Solarwinds, and NAS/SAN technologies (NetApp, etc.)
Primary Level Salary Range: $98,900.00 - $148,300.00The 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.

Client-provided location(s): Huntsville, AL
Job ID: NorthropGrumman-R10224972
Employment Type: OTHER
Posted: 2026-03-07T20:03:01

Perks and Benefits

  • Health and Wellness

    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Long-Term Disability
    • HSA
    • HSA With Employer Contribution
    • On-Site Gym
    • Pet Insurance
    • Mental Health Benefits
    • Virtual Fitness Classes
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
    • Fertility Benefits
    • Adoption Assistance Program
    • Family Support Resources
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Remote Work Opportunities
    • Hybrid Work Opportunities
    • Four-Day Work Week
  • Office Life and Perks

    • Commuter Benefits Program
    • Company Outings
    • On-Site Cafeteria
    • Holiday Events
  • Vacation and Time Off

    • Paid Vacation
    • Paid Holidays
    • Sabbatical
    • Leave of Absence
  • Financial and Retirement

    • 401(K)
    • 401(K) With Company Matching
    • Performance Bonus
    • Relocation Assistance
    • Financial Counseling
    • Profit Sharing
  • Professional Development

    • Tuition Reimbursement
    • Promote From Within
    • Mentor Program
    • Shadowing Opportunities
    • Access to Online Courses
    • Lunch and Learns
    • Internship Program
    • Leadership Training Program
    • Associate or Rotational Training Program
  • Diversity and Inclusion

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