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Level 3 Network Engineer Jobs (NOW HIRING)

NRI North America

Network Engineer - Level III

New York, NY · On-site +1

$80K - $95K/yr

We are seeking an experienced Level 3 Network Engineer to join our team. The ideal candidate will possess advanced technical knowledge and hands-on experience supporting enterprise IT environments ...

RealmOne

Network Engineer 3

Baltimore, MD · On-site

The Level 3 Network Engineer shall possess the following capabilities: * Optimize end-to-end system performance and dataflow management. * Conduct data captures to obtain network performance ...

InterImage

Tier 3 Network Engineer

Chantilly, VA

Tier 3 Network Engineer Company: InterImage InterImage is actively seeking an energetic, curious ... Level 2 a (Security CE) Why InterImage? At InterImage, we offer a competitive salary with great ...

CACI International

Network Engineer Level 3

Suitland, MD · On-site

$103.80K - $218.10K/yr

Network Engineer Level 3 Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of ...

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How much do level 3 network engineer jobs pay per year?

As of May 28, 2026, the average yearly pay for level 3 network engineer in the United States is $109,040.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $133,500.00 per year, depending on experience, location, and employer.

What jobs can you get with level 3 engineering?

A Level 3 Network Engineer can qualify for roles such as Network Support Engineer, Network Technician, or Systems Administrator, often involving troubleshooting, configuring network hardware, and maintaining network infrastructure. These positions typically require knowledge of networking protocols, tools like Cisco or Juniper, and relevant certifications such as CCNA or CompTIA Network+.

What is the difference between Level 3 Network Engineer vs Level 2 Network Engineer?

AspectLevel 3 Network EngineerLevel 2 Network Engineer
CertificationsCCNA, CCNP, CompTIA Network+CCNA, CompTIA Network+
Work EnvironmentAdvanced troubleshooting, network design, implementationNetwork support, basic troubleshooting, maintenance
ResponsibilitiesConfiguring routers/switches, resolving complex issues, network upgradesMonitoring networks, resolving user issues, routine maintenance

The main difference between a Level 3 Network Engineer and a Level 2 Network Engineer lies in their responsibilities and expertise. Level 3 engineers handle complex network configurations and troubleshooting, often working on design and upgrades. In contrast, Level 2 engineers focus on routine support and maintenance tasks. Both roles require relevant certifications like CCNA, but Level 3 positions demand more advanced skills and experience.

More about Level 3 Network Engineer jobs
What job categories do people searching Level 3 Network Engineer jobs look for? The top searched job categories for Level 3 Network Engineer jobs are:
Level 3 Network Engineer jobs near you
Infographic showing various Level 3 Network Engineer job openings in the United States as of May 2026, with employment types broken down into 38% Full Time, 49% Part Time, 3% Temporary, and 10% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.
Network Engineer, Level 3

Network Engineer, Level 3

Independent Software

Annapolis Junction, MD • On-site

Full-time

Posted 8 days ago

Job description

What You Will Do:
At Independent Software, as a Network Engineer Level 3, you will design, implement, and support enterprise network infrastructure across complex environments using Cisco and Arista technologies. In this role, you will help optimize network performance, support secure communications, and ensure compliance with SSP and STE/STN requirements while working alongside engineering teams to maintain reliable, scalable network operations.

This role offers hands-on work with modern networking technologies, performance optimization, and infrastructure modernization initiatives. Some travel may be required, and participation in on-call operational support is expected.


Key Responsibilities:
 

  • Configure, deploy, and sustain Cisco and Arista network infrastructure
  • Support LAN, CAN, and WAN environments including performance optimization and troubleshooting
  • Apply SSP compliance and STE/STN security requirements to network devices
  • Design and implement network solutions including VPNs, firewalls, load balancing, VoIP, NAT, IPSec, and GRE tunneling
  • Monitor network performance, minimize latency, and optimize data throughput
  • Support network upgrades, cutovers, and infrastructure modernization efforts
  • Maintain network documentation, diagrams, and accreditation requirements
  • Collaborate with system engineers, users, and operations teams to resolve network issues
  • Provide guidance to junior engineers and support operational continuity

Required Skills and Qualifications:
 
  • Significant experience with Cisco and Arista configuration, deployment, and sustainment
  • Experience supporting enterprise LAN, CAN, and WAN networking environments
  • Familiarity with LatteArt and applying SSP, STE, and STN compliance requirements to network devices
  • Strong understanding of network security, routing, switching, and performance optimization
  • Experience with network protocols and technologies including VPNs, VoIP, IPSec, NAT, GRE tunneling, and traffic shaping
  • Ability to troubleshoot complex network and infrastructure issues in mission-critical environments
  • Willingness to travel as needed and participate in on-call operational support
  • Strong collaboration, communication, and technical documentation skills

Education and Experience:
 
  • Master’s degree in Computer Science, Information Assurance, Information Security Systems Engineering, or a related discipline from an accredited college or university and ten (10) years of relevant professional experience providing Network Engineering support; OR
  • A Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university and twelve (12) years of relevant professional Network Engineering experience; OR
  • Sixteen (16) years of relevant professional Network Engineering experience in lieu of a degree, along with an industry-recognized certification such as Arista Configuration Essentials, Cisco Certified Network Associate (CCNA), or a Juniper Certification Track (Automation & DevOps, Cloud, Data Center, Design, Enterprise Routing and Switching, Junos Security, or Service Provider Routing and Switching).

Certifications: 
 
  • DoD Information Assurance Technical (IAT) Level III baseline certification required in accordance with DoD 8570.01-M

Clearance Requirement:
 
  • Must possess an active TS SCI with appropriate Polygraph to be considered for this role

Why Choose Independent Software:
At Independent Software, our people are the mission. We’ve built a company around collaboration, integrity, and innovation and we make sure our team has the tools and support to grow, succeed, and thrive.
When you join us, you will:
  • Support critical national security missions that matter
  • Be part of a close-knit, employee-first culture where your voice is heard
  • Expand your skills through ongoing training, mentorship, and career development
  • Enjoy competitive compensation, generous benefits, and work-life balance


Ready to take the next step in your career? Join us and be part of something bigger.
Apply today.
We’re an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status

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