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Added 12 mins ago
Software Engineer 3 - I
InterImage
Annapolis Junction, MD
The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely…
Added 12 mins ago
Software Engineer 3 - II
InterImage
Annapolis Junction, MD
The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely…
Added 12 mins ago
Software Engineer 3 - III
InterImage
Annapolis Junction, MD
The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely…
Added 12 mins ago
Software Engineer 3 - IV
InterImage
Annapolis Junction, MD
The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely…
Added 37 mins ago
Engineering Tech
Wolf Creek Nuclear Operating Corporation
Burlington, KS
Under the direction of the Transmission Line Engineering department leadership and Transmission Engineer staff, this position will:
Added 37 mins ago
Senior Network Engineer
Blue Cross Blue Shield of Kansas
Topeka, KS
Added 37 mins ago
Engineering Tech
Evergy, Inc.
Topeka, KS
Under the direction of the Transmission Line Engineering department leadership and Transmission Engineer staff, this position will:
Added 46 mins ago
O
Lead Principal Core Infrastructure Engineer
Oracle
Nashville, TN
- $146,300 to $306,400 USD / year
Mentors teams and leads the architecture of highly scalable, interdependent distributed systems. Identifies and removes performance/scalability bottlenecks for hyper‑scale workloads;…
Added 1 hour ago
J
Agentic-First Software Engineer (Miami)
Jiffy
Miami, FL
- $150,000 to $265,000 USD / year
…engineering org looks like. You will thrive here if you are a systems thinker, a builder by nature, and someone who gets more done by managing five parallel agents well than by writing a…
Added 1 hour ago
J
Agentic-First Software Engineer (Relocate to Miami)
Jiffy
Austin, TX
- $150,000 to $265,000 USD / year
…engineering org looks like. You will thrive here if you are a systems thinker, a builder by nature, and someone who gets more done by managing five parallel agents well than by writing a…
Added 1 hour ago
Traffic Engineer
Jacobs
Nashville, TN
As a Traffic Engineer, you will be asked to demonstrate leadership in a variety of work including traffic engineering, traffic signal and ITS design, traffic signal timing/operations,…
Added 1 hour ago
CO
Associate Civil Engineer (Development Services)
City of Sacramento
Sacramento, CA
- $47.05 to $66.2 USD / hour
The Associate Civil Engineer is an advanced journey-level classification filled with multiple incumbents. Incumbents are responsible for performing assignments, projects, and programs of…
Added 1 hour ago
I
Staff Thermal Engineer - Space Payload Design, Analysis and Modeling
Infleqtion
Remote, United States
- $153,000 to $203,000 USD / year
The role requires close collaboration with our prime customer(s), internal management, researchers, systems engineers, aerospace experts, manufacturing partners, suppliers, and external…
Added 1 hour ago
I
Staff Mechanical Engineer (QSS)
Infleqtion
Louisville, CO
- $175,000 to $200,000 USD / year
Infleqtion is seeking a system-level mechanical engineer to design the infrastructure, mounting, and environmental-survivability architecture that allows our Quantum Gravity Gradiometer…
Added 1 hour ago
I
Lead Systems Engineer-Terestrial Quantum Gravity Gradiometer (QGG)
Infleqtion
Louisville, CO
- $155,000 to $210,000 USD / year
We are seeking a technically exceptional and mission-driven Lead Systems Engineer to lead the end-to-end technical execution of a cutting-edge terrestrial gravity sensing development and…
Added 1 hour ago
CO
Traffic Review Principal Engineering Technician - Planning & Development
City of Phoenix
AZ
- $72,675.2 to $112,715.2 USD / year
…policy. Work is performed under the supervision of a Traffic Engineer III who reviews work based on inspections, codes and…
Added 1 hour ago
Embedded Systems Engineer - ATL / Eagan MN
Lockheed Martin
Eagan, MN
…Martin Corporation – a global enterprise with core businesses in systems integration, space, aeronautics, and technology services. ATL's mission is to innovate with urgency. It is comprised…
Added 1 hour ago
SI
Forward Deployed Engineer Specialists (FDE) (Mid/Senior Level)
Salesforce, Inc.
NY
- $148,500 to $285,800 USD / year
Ready to level-up your career at the company leading workforce transformation in the agentic era? You’re in the right place! Agentforce is the future of AI, and you are the future of…
Added 1 hour ago
Devops Platform Engineer
Advanced Micro Devices, Inc
San Jose, CA
We are seeking a hands-on Platform Engineer to build and operate the infrastructure foundations that enable engineering teams to deliver reliable, scalable, and secure products. This role…
Added 1 hour ago
Senior API & Integration Engineer
Vast Bank
Remote, United States
Vast Bank is looking to hire an Senior API & Integration Engineer!
Added 2 hours ago
Network Administrator 3/4 - TS/SCI - Dulles VA
Military Spouse Jobs & VetJobs
United States
The Northrop Grumman CIDO Classified Solutions team is seeking a Network Administrator / Engineer (at level 3 or level 4) to join our team supporting complex, multi-site networks that…
Added 2 hours ago
Senior Principal Systems Engineer (Electromagnetic Environmental Effects (E3))
CORP-Corporate Office
United States
Northrop Grumman Aeronautics Systems has an opening for a Senior Principal Systems Engineer (Electromagnetic Environmental Effects (E3)) to join our team of qualified, diverse individuals…
Added 2 hours ago
Principal Systems Engineer (Electromagnetic Environmental Effects (E3))
CORP-Corporate Office
United States
Northrop Grumman Aeronautics Systems has an opening for a Principal Systems Engineer (Electromagnetic Environmental Effects (E3)) to join our team of qualified, diverse individuals within…
Added 2 hours ago
Systems Integration/Test Engineer-Early Career
Lockheed Martin
Courtland, AL
…developed and COTS/GOTS components, elements, subsystems and/or systems. Synthesizes customer contractual needs and requirements into system test solutions that acknowledge technical,…
Added 2 hours ago
Azure/AWS Cloud Engineer (5540)
SMX
Huntsville, AL
SMX is actively searching for an Azure/AWS Cloud Engineer to support our government client in Huntsville, AL.

Northrop Grumman

Network Engineer - Level 3 or 4

Colorado Springs, CO, United States

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Job details

Posting language: English
Posted: Oct 28, 2026

Original job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Top 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 Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU) has an exciting career opportunity for a Network Engineer – Level 3 or 4 to join our team of qualified, diverse individuals. This position will be at Schriever Space Force Base (SSFB) in Colorado Springs, CO.

Position Overview:

The selected Network Engineer – Level 3 or 4 will play a crucial role in the BMDS OPIR Architecture, Enterprise Sensor Lab, and Persistent Infrared Testbed Network and Infrastructure teams, 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.
Must be an effective communicator with excellent writing and presentation skills using Microsoft PowerPoint and Visio drawing tools.
Support and maintain the networks of high-availability systems
Support occasional after-hour program activities and operational testing.

Seeking candidates who find satisfaction in working on challenging and diverse assignments in collaborative settings across all levels.

This requisition may be filled at a higher grade based on qualifications listed below.

This requisition may be filled at either a Principal Network Engineer – Level 3 or a Senior Principal Network Engineer – Level 4.

Basic Qualifications:

Please note your updated and current security clearance level and IAT/relevant certifications on your resume if applicable.

Principal Network Engineer – Level 3: 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 in STEM and 3 years of related experience, or 1 year with a PhD.; or 9 years of relevant work experience may be considered as an alternative to a degree.
Sr.Principal Network Engineer – Level 4: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 8 years of related experience or a Master’s degree in STEM and 6 years of related experience, or 4 year with a PhD.; or 12 years of relevant work experience may be considered as an alternative to a degree.
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 U.S. Government issued Top Secret security clearance with SCI eligibility at the time of application, which is required to start.
Possess a counter-intelligence polygraph test or willingness to undergo a counter-intelligence polygraph test.

Preferred Qualifications:

Expertise on Cisco catalyst and Nexus switches
Working with HA configurations on switches and firewalls.
Firewall configuration (creating access policies, NATing, troubleshooting)
Troubleshooting complex connection issues using various tools. (trace route, ping, netcat, netstat, tcpdump, firewall logs, live packet captures, Wire Shark)
Creating and maintaining topologies with Visio
Documenting and implementing network device STIGs
Basic Linux navigation
Cisco ISE administration
Experience with static and multicast routing

#COSpace

#SpaceSoftwareJobs

#SpaceEngJobs

Primary Level Salary Range: $94,200.00 - $141,200.00

Secondary Level Salary Range: $117,500.00 - $176,300.00

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.

Job Category: Information Technology

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