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Network Engineer Iv Jobs (NOW HIRING)

Sigma Defense

1699 - Network Engineer IV

San Diego, CA · On-site

$125K - $145K/yr

Sigma Defense is seeking a Network Engineer IV to support our team in San Diego, CA. The Network Engineer delivers advanced afloat C4ISR network engineering, integration, and sustainment for the Navy ...

Sigma Defense

1699 - Network Engineer IV

San Diego, CA · On-site

$125K - $145K/yr

Sigma Defense is seeking a Network Engineer IV to support our team in San Diego, CA. The Network Engineer delivers advanced afloat C4ISR network engineering, integration, and sustainment for the Navy ...

Belcan

Network Engineer IV

Seattle, WA · On-site

$81.95/hr

Network Engineer IV Location: Seattle, WA Zip Code: 98101 Start Date: Right Away Pay Rate: $81.95/hr. Contract: 6 Months Keywords: #SeattleJobs; #NetworkEngineerjobs ; We provide a competitive pay ...

IQUASAR LLC

Network Engineer IV

Washington, DC · On-site

Position: Sr. Network Engineer * Location: Washington, DC * Position Type: Full-Time * Work Authorisation: US-Citizen Description: * Modernize the agency's network infrastructure - design, solution ...

IQUASAR LLC

Network Engineer IV

Washington, DC · On-site

Position: Sr. Network Engineer * Location: Washington, DC * Position Type: Full-Time * Work Authorisation: US-Citizen Description: * Modernize the agency's network infrastructure - design, solution ...

IQUASAR LLC

Network Engineer IV

Washington, DC · On-site

Position: Sr. Network Engineer * Location: Washington, DC * Position Type: Full-Time * Work Authorisation: US-Citizen Description: * Modernize the agency's network infrastructure - design, solution ...

iQuasar LLC

Network Engineer IV

Washington, DC · On-site

Position: Sr. Network Engineer * Location: Washington, DC * Position Type: Full-Time * Work Authorisation: US-Citizen Description: * Modernize the agency's network infrastructure - design, solution ...

Intelliswift Software

Network Engineer IV

Seattle, WA · On-site

$75/hr

Onsite • Should have a minimum 4 years of experience in a Optical Network Operations/Support role • Experience with the rollout and operations of large DWDM networks and Optical network ...

NAVA Software Solutions

Sr. Network Engineer

Houston, TX · On-site

$96K - $131K/yr

Network Engineer IV Location: US-TX-Houston - 4 days onsite Duration: Direct Hire / Fulltime Need strong exp with Fortinet/Fortigate ,Aruba and Citrix Netscaler Responsibilities: Seeking senior level ...

Apex Informatics

Network Engineer

Charlotte, NC · On-site

Network Engineer 4 Location: NC-CHARLOTTE-1525 W W T Harris Blvd-141278 JD: Cisco certifications and experience is required Network Operations Break/Fix Support CIENA experience knowledge is a plus ...

JS Consulting

Network Engineer

Baton Rouge, LA · On-site

Network Engineer IV * 10+ years of experience in supporting complex network infrastructure environments * Preferred (All Levels): * Bachelor's Degree in Engineering/Information Technology/Computer ...

Crowdstaffing

Network Engineer 4

Allen, TX · On-site

Tests and evaluates network systems to eliminate problems and make improvements. Qualifications 1. ... May lead and direct the work of others. 4. A wide degree of creativity and latitude is expected. 5. ...

MSM Technology, LLC

Network Engineer IV

Washington, DC · On-site

Modernize agency's network infrastructure - design, solution and architecture. * Assess and implement new or replace IT equipment in use throughout agency's enterprise network. This includes telecom ...

Saxon Global

Network Engineer IV

Frisco, TX · On-site

... engineering solution services. Saxon global specializes in Business Intelligence, Mobility, Big ... four-year Bachelor's Degree program, technical vocational training, or equivalent combination of ...

Intelliswift Software

Network Engineer IV

Seattle, WA · On-site

$75 - $80/hr

Fully Onsite • Should have a minimum of 7+ years industry experience. • Excellent network experience with the rollout of large DWDM networks and Optical network technologies, and experience with ...

Intelliswift Software

Network Engineer IV

Seattle, WA · On-site

$75/hr

Job ID: 26-01070 Pay rate range - $75/hr. to $80/hr Onsite Description: • Should have a minimum of 7+ years industry experience. • Excellent IP networking fundamentals and extensive experience in ...

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Network Engineer Iv information

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$31K

$109K

$158K

How much do network engineer iv jobs pay per year?

As of Jul 15, 2026, the average yearly pay for network engineer iv 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 are the key skills and qualifications needed to thrive as a Network Engineer IV, and why are they important?

To thrive as a Network Engineer IV, you need advanced expertise in network architecture, troubleshooting, and security, usually backed by a bachelor's degree in a related field and significant experience. Proficiency with enterprise networking hardware, protocols (such as BGP, OSPF), monitoring tools, and certifications like CCNP or CCIE are typically required. Exceptional problem-solving, leadership, and communication skills help you manage complex projects and mentor junior engineers. These skills and qualifications are critical for ensuring robust, scalable, and secure network infrastructures in large organizations.

What engineers make $300,000 a year?

Senior network engineers with extensive experience, specialized skills in areas like cybersecurity or cloud infrastructure, and relevant certifications such as CCIE or CISSP can earn $300,000 or more annually. These roles often involve managing complex networks, leading large teams, or working in high-demand industries like finance or technology.

Will AI replace CCNA jobs?

Network Engineer IV roles involve complex problem-solving, network design, and troubleshooting that require human expertise. While AI tools can assist with routine tasks, they are unlikely to fully replace skilled network engineers who manage and secure critical infrastructure. Certifications like CCNA remain valuable for foundational knowledge and career advancement in networking.

What does a Network Engineer IV do?

A Network Engineer IV is a senior-level professional responsible for designing, implementing, and maintaining complex network infrastructures within an organization. They often lead large-scale network projects, troubleshoot advanced network issues, and ensure high levels of security and performance. Network Engineer IVs also mentor junior engineers, develop network policies, and stay current with emerging networking technologies. Their expertise is critical for supporting business operations and technological growth.

What is an L4 network engineer?

An L4 network engineer is a professional responsible for designing, implementing, and managing network infrastructure at the fourth layer of the OSI model, which includes transport protocols like TCP and UDP. They often work with network devices, troubleshoot issues, and may hold certifications such as Cisco CCNP or equivalent to ensure network performance and security.

What is the difference between Network Engineer IV vs Network Engineer III?

AspectNetwork Engineer IVNetwork Engineer III
CertificationsCCNA, CCNP, CompTIA Network+CCNA, CompTIA Network+
Work EnvironmentComplex networks, enterprise-level infrastructureMid-sized networks, departmental support
ResponsibilitiesDesign, implementation, troubleshooting of advanced networksSupport, maintenance, basic troubleshooting
Experience LevelTypically 5+ yearsTypically 2-4 years

Network Engineer IV roles involve designing and managing complex enterprise networks, requiring advanced certifications and extensive experience. In contrast, Network Engineer III positions focus on supporting and maintaining existing networks with less complexity. The IV level demands higher technical expertise and strategic planning, while the III level emphasizes operational support and troubleshooting.

What engineer makes $500,000 a year?

A senior or specialized network engineer with extensive experience, advanced certifications, and expertise in high-demand areas such as cybersecurity or large-scale infrastructure can potentially earn $500,000 annually. Such roles often require leadership responsibilities, working in large organizations or consulting firms, and may include bonuses or profit sharing.

What are some of the common challenges faced by a Network Engineer IV when managing large-scale enterprise networks?

As a Network Engineer IV, managing large-scale enterprise networks often involves complex challenges such as ensuring network reliability, optimizing performance, and implementing robust security measures. You may encounter issues related to integrating new technologies with legacy systems, troubleshooting advanced network problems, and coordinating large-scale network upgrades or migrations. Collaboration with cross-functional teams—such as security, infrastructure, and application development—is essential to maintain seamless network operations and support business needs. Staying updated with the latest networking trends and best practices is crucial to proactively address potential vulnerabilities and performance bottlenecks.
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Network Engineer Iv jobs near you
Infographic showing various Network Engineer Iv job openings in the United States as of July 2026, with employment types broken down into 95% Full Time, 2% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.
1699 - Network Engineer IV

1699 - Network Engineer IV

Sigma Defense

San Diego, CA • On-site

$125K - $145K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago

Job description

Sigma Defense is seeking a Network Engineer IV to support our team in San Diego, CA.
The Network Engineer delivers advanced afloat C4ISR network engineering, integration, and sustainment for the Navy's carrier training tactical system - a ruggedized component of the CANES architecture used across Fleet units. The role ensures reliable tactical data transport, system interoperability, and secure network performance during Fleet training events and readiness exercises. The engineer supports NIWC Pacific and shipboard ITs by maintaining, configuring, troubleshooting, and modernizing Network hardware and software baselines. Position at the intersection of fleet training and afloat network readiness, the role provides hands-on technical leadership and direct support to operations units preparing for deployment.
Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
Requirements
  • 3 - 5 years of network engineering experience.
  • Strong network engineering and troubleshooting skills.
  • Familiarity with Navy tactical networks and enclaves (NIPR/SIPR/CANES).
  • Ability to operate across shipboard, NIWC, and TYCOM stakeholders.
  • Clear and effective communication with shipboard ITs and leadership.
  • Ability to support occasional underway periods or pier side testing.
  • Experience with automation development, scripting, or infrastructure-as-code (e.g. Ansible, Python) is preferred.
  • Familiarity with DevSecOps principles and Zero Trust architectures is preferred.
  • Must be a U.S. citizen.

Candidate Differentiators:
  • Previous experience supporting CANES, ADNS, Carrier Training Units, Fleet training, or afloat training.
  • Experience with automation, CI/CD pipelines, testing frameworks, or DevSecOps toolchains.
  • Programming or scripting experience to include Python, Bash and or PowerShell.

Mandatory Certifications:
  • DoD 8570 IAT Level II (Security +)
  • CCNA/CCNP

Computer Programs/Software:
  • Linux (RHEL)
  • Windows Server
  • Cisco IOS/NX-OS
  • Juniper JUNOS
  • Virtualization (VMware ESXi)

Personnel Clearance Level:
  • Candidate must possess or have the ability to obtain an active Secret security clearance or higher.
  • Clearance may be sponsored for the right candidate.
  • Candidate must hold an active Secret clearance to begin work.
  • A TS/SCI clearance level is preferred but not required.

Education Requirements:
  • Bachelor's degree from an accredited college or university in Network Engineering, Computer Science, or related field of study.

Essential Job Duties (not all-inclusive):
  • Network Engineering & System Sustainment:
    • Maintain, configure, and troubleshoot carrier training tactical hardware and associated network components.
    • Perform system updates, patching, baseline management, and configuration control.
    • Support virtualization, enclave routing, cross domain interfaces, and tactical data paths.
  • Afloat Integration & Technical Support:
    • Provide direct technical support to shipboard ITs during Fleet training evolutions.
    • Conduct pier side and underway testing of Carrier Training Units.
    • Validate system readiness prior to major Fleet exercises and deployment workups.
  • Cybersecurity & Compliance:
    • Support RMF artifacts, STIG application, HBSS/ACAS compliance, and vulnerability remediation.
    • Ensure Carrier Training Units meet Navy cybersecurity and accreditation requirements.
    • Support Zero Trust-aligned hardening and secure configuration practices.
  • System Testing & Evaluation:
    • Execute functional and performance tests, regression tests, and interoperability assessments.
    • Document findings, track anomalies, and recommend corrective actions.
    • Support automated test development where feasible.
  • Program Integration & Coordination:
    • Coordinate with NIWC engineers, shipboard personnel, and TYCOM/Fleet stakeholders.
    • Align system updates with fleet schedules, maintenance windows, and CANES baselines.
  • Documentation & Reporting:
    • Produce technical reports, configuration documentation, and system status updates.
    • Provide clear recommendations to leadership on system risks, readiness, and modernization needs.

Salary Range: $125,000 - 145,000 annually.
Benefits
  • Dental and Vision Insurance
  • Medical Insurance to Include HSA, FSA, and DFSA Plans
  • Life and AD&D coverage
  • Employee Assistance Program (EAP)
  • 401(k) Plan with Company Matching Contributions
  • 160 Hours of Paid Time Off (PTO)
  • 12 (Floating) Holidays
  • Educational Assistance
  • Highly Competitive Salary

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