Mid Level Network Security Engineer Jobs
Mid level network security engineer jobs go to engineers ready to own security projects end to end, guide junior teammates, and make architectural decisions with limited oversight. Openings run across Technology & Software, Insurance, and Investment & Asset Management, with 23% remote or hybrid availability, and employers like GEICO, Deloitte, and Collabera hiring at this level now.
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Showing 5 of 68+ Mid Level Network Security Engineer jobs
Title: Network Security Engineer
Location: Chandler, AZ
Alternate Location: Charlotte, NC
Duration: 24 months
Work Engagement: W2
Work Schedule: 3 days in office/2 days remote
Benefits on offer for this contract position: Health Insurance, Life insurance, 401K and Voluntary Benefits
Summary:
We are seeking a Senior Information Security Engineer with a strong background in Network Security, Firewall Engineering, and Security Architecture to support a large enterprise environment. This role will focus on designing, implementing, and managing firewall policies, securing network communications, and ensuring adherence to enterprise security standards and least-privilege principles. The ideal candidate will be a hands-on security engineer with experience supporting both infrastructure and application-related network traffic, collaborating closely with Security Architecture, Infrastructure Engineering, and Principal Engineering teams to identify risks, drive remediation efforts, and strengthen the organization's security posture.
Responsibilities:
Design, implement, refine, and manage firewall rules and policies aligned with least-privilege access principles.
Review and analyze network traffic flows to ensure secure communication between applications, infrastructure, and external services.
Support infrastructure security initiatives and drive remediation of security findings, policy violations, and baseline compliance gaps.
Manage infrastructure security exceptions, risk assessments, and escalations.
Partner with Security Architecture, Infrastructure Engineering, and Principal Engineers to ensure alignment with enterprise security standards.
Evaluate and implement security controls that support confidentiality, integrity, and availability objectives.
Assist with application and infrastructure segmentation strategies to reduce security risk.
Conduct security reviews and provide recommendations based on industry best practices.
Research emerging threats, vulnerabilities, and technologies and recommend appropriate security measures.
Support risk management, threat identification, monitoring, incident response, access management, and business continuity initiatives.
Perform in-depth security analysis and troubleshooting to resolve complex network security issues.
Ensure compliance with corporate security policies, standards, and regulatory requirements.
Required Qualifications:
Applicants must be authorized to work for ANY employer in the U.S. This position is not eligible for visa sponsorship.
4+ years of Information Security Engineering experience.
Strong hands-on experience with Network Security Engineering.
Experience managing and configuring firewalls, firewall rules, security policies, and network segmentation controls.
Demonstrated experience applying least-privilege access principles.
Experience supporting and securing infrastructure environments, not solely application security.
Knowledge of security architecture concepts and application/infrastructure segmentation.
Ability to independently research, analyze, troubleshoot, and resolve security issues.
Strong analytical, problem-solving, and communication skills.
Experience collaborating with cross-functional technical teams.
Preferred Qualifications
Experience in financial services, banking, or other highly regulated environments.
Experience with enterprise-scale security architecture initiatives.
Exposure to risk management and security governance practices.
Familiarity with enterprise infrastructure technologies and hybrid environments.
Experience supporting large-scale firewall environments and complex network architectures.
Title: Network Security Engineer
Location: Chandler, AZ
Alternate Location: Charlotte, NC
Duration: 24 months
Work Engagement: W2
Work Schedule: 3 days in office/2 days remote
Benefits on offer for this contract position: Health Insurance, Life insurance, 401K and Voluntary Benefits
Summary:
We are seeking a Senior Information Security Engineer with a strong background in Network Security, Firewall Engineering, and Security Architecture to support a large enterprise environment. This role will focus on designing, implementing, and managing firewall policies, securing network communications, and ensuring adherence to enterprise security standards and least-privilege principles. The ideal candidate will be a hands-on security engineer with experience supporting both infrastructure and application-related network traffic, collaborating closely with Security Architecture, Infrastructure Engineering, and Principal Engineering teams to identify risks, drive remediation efforts, and strengthen the organization's security posture.
Responsibilities:
Design, implement, refine, and manage firewall rules and policies aligned with least-privilege access principles.
Review and analyze network traffic flows to ensure secure communication between applications, infrastructure, and external services.
Support infrastructure security initiatives and drive remediation of security findings, policy violations, and baseline compliance gaps.
Manage infrastructure security exceptions, risk assessments, and escalations.
Partner with Security Architecture, Infrastructure Engineering, and Principal Engineers to ensure alignment with enterprise security standards.
Evaluate and implement security controls that support confidentiality, integrity, and availability objectives.
Assist with application and infrastructure segmentation strategies to reduce security risk.
Conduct security reviews and provide recommendations based on industry best practices.
Research emerging threats, vulnerabilities, and technologies and recommend appropriate security measures.
Support risk management, threat identification, monitoring, incident response, access management, and business continuity initiatives.
Perform in-depth security analysis and troubleshooting to resolve complex network security issues.
Ensure compliance with corporate security policies, standards, and regulatory requirements.
Required Qualifications:
Applicants must be authorized to work for ANY employer in the U.S. This position is not eligible for visa sponsorship.
4+ years of Information Security Engineering experience.
Strong hands-on experience with Network Security Engineering.
Experience managing and configuring firewalls, firewall rules, security policies, and network segmentation controls.
Demonstrated experience applying least-privilege access principles.
Experience supporting and securing infrastructure environments, not solely application security.
Knowledge of security architecture concepts and application/infrastructure segmentation.
Ability to independently research, analyze, troubleshoot, and resolve security issues.
Strong analytical, problem-solving, and communication skills.
Experience collaborating with cross-functional technical teams.
Preferred Qualifications
Experience in financial services, banking, or other highly regulated environments.
Experience with enterprise-scale security architecture initiatives.
Exposure to risk management and security governance practices.
Familiarity with enterprise infrastructure technologies and hybrid environments.
Experience supporting large-scale firewall environments and complex network architectures.
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Find JobsMid Level Network Security Engineer Job Market
Who's Hiring
- GEICO4
- Deloitte4
- Collabera3
- SAG-AFTRA FCU3S
- Blue Mantis2B
Top Industries Hiring
- Technology & Software13
- Insurance6
- Investment & Asset Management6
- Education5
- Banking & Financial Services5
Mid Level Network Security Engineer Jobs: Frequently Asked Questions
How do I get a mid level network security engineer job?
Position your existing experience around ownership and impact, not just task completion. Highlight specific projects where you led the work, such as deploying a firewall policy overhaul or owning an incident response from detection to remediation. Certifications like CISSP, CEH, or CompTIA Security+ strengthen your application, and demonstrating familiarity with cloud security environments and SIEM tools helps you stand out at this level.
Which companies hire mid level network security engineers?
Companies hiring mid level network security engineers right now include GEICO, Deloitte, and Collabera, based on current listings on Migrate Mate as of July 2026. Hiring at this level comes from a wide range of organizations, including financial institutions, defense contractors, healthcare systems, and large technology firms that maintain complex internal networks requiring dedicated security ownership.
Are there remote mid level network security engineer jobs?
Yes, though availability varies by employer and security clearance requirements. About 23% of mid level network security engineer openings are remote or hybrid as of July 2026, with fully remote roles more common in cloud-focused or consulting environments and on-site roles more prevalent in government, defense, and regulated industries where sensitive infrastructure access is involved.
How do I move up to a mid level network security engineer role?
Moving from entry level to mid level means building a record of project ownership, not just task execution. Focus on deepening expertise in one or two domains, such as network threat detection, vulnerability management, or zero-trust architecture. Completing an advanced certification, taking on incident response responsibilities, and demonstrating measurable outcomes, like reducing mean time to detection, signals readiness for mid level work to hiring managers.
Which industries hire the most mid level network security engineers?
Mid Level network security engineer roles concentrate in Technology & Software, Insurance, and Investment & Asset Management, based on current listings on Migrate Mate as of July 2026. These sectors drive hiring at this level because they operate large, regulated, or high-value networks where experienced engineers who can act independently on security architecture and threat response are in consistent demand.