Mid Level Senior Network Security Engineer Jobs
Mid level senior network security engineer jobs go to engineers ready to own security projects end to end, mentor junior colleagues, and drive technical decisions with limited oversight. Openings are distributed across on-site, remote, and hybrid settings within Technology & Software, Education, and Cybersecurity, with employers like Collabera, NYU Langone Health, and HP hiring at this level now.
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Showing 5 of 18+ Mid Level Senior Network Security Engineer jobs
Independent Candidates Only - W2 Only
Network Security Engineer – Firewall & Network Infrastructure
Location: Liverpool, NY (100% Onsite)
Duration: Full-Time Contract
Travel: Up to 25%
On-Call: 24x7 rotation
Required Skills
- 3+ years of hands-on Network Engineering / Network Security experience.
- Strong Firewall Administration experience, including rule creation, policy management, and security hardening.
- Solid Routing & Switching knowledge.
- Hands-on experience with Cisco routers, switches, Cisco IOS upgrades, and network hardware installation.
- Experience with network vulnerability assessments and security scanning.
- Knowledge of TCP/IP, VPN, DNS, DHCP, SNMP, and load balancing.
- Experience with network monitoring, Syslog, and log management.
- Network backup, recovery, patching, and infrastructure maintenance.
- Rack & Stack and physical network hardware deployment experience.
- Proficiency in Microsoft Visio for network diagrams and documentation.
- Ability to support multiple remote locations and datacenters.
Independent Candidates Only - W2 Only
Network Security Engineer – Firewall & Network Infrastructure
Location: Liverpool, NY (100% Onsite)
Duration: Full-Time Contract
Travel: Up to 25%
On-Call: 24x7 rotation
Required Skills
- 3+ years of hands-on Network Engineering / Network Security experience.
- Strong Firewall Administration experience, including rule creation, policy management, and security hardening.
- Solid Routing & Switching knowledge.
- Hands-on experience with Cisco routers, switches, Cisco IOS upgrades, and network hardware installation.
- Experience with network vulnerability assessments and security scanning.
- Knowledge of TCP/IP, VPN, DNS, DHCP, SNMP, and load balancing.
- Experience with network monitoring, Syslog, and log management.
- Network backup, recovery, patching, and infrastructure maintenance.
- Rack & Stack and physical network hardware deployment experience.
- Proficiency in Microsoft Visio for network diagrams and documentation.
- Ability to support multiple remote locations and datacenters.
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Top Industries Hiring
- Technology & Software
- Education
- Cybersecurity
- Food & Beverage
- Law & Legal Services
Mid Level Senior Network Security Engineer Jobs: Frequently Asked Questions
How do I get a mid level senior network security engineer job?
Position your existing experience around ownership, not just task completion. Highlight projects where you led the technical direction, reduced risk, or improved security posture measurably. Certifications like CISSP, CEH, or Security+ strengthen your application, but concrete examples of firewall architecture, incident response, or zero-trust implementations carry more weight than credentials alone. Tailor each application to the specific threat landscape the employer faces.
Which companies hire mid level senior network security engineers?
Companies hiring mid level senior network security engineers right now include Collabera, NYU Langone Health, and HP, based on current listings on Migrate Mate as of November 2026. Hiring at this level comes from a mix of enterprise technology firms, financial institutions, healthcare organizations, and government contractors that need engineers who can operate with real autonomy on complex security infrastructure.
Are there remote mid level senior network security engineer jobs?
Yes, though availability varies by employer and security clearance requirements. About 15% of mid level senior network security engineer openings are remote or hybrid as of November 2026, reflecting strong demand for distributed security talent. Roles involving classified systems or on-premises infrastructure tend to require on-site presence, while cloud security, SOC analyst, and consulting-adjacent positions are more likely to offer flexibility.
How do I move up to a mid level senior network security engineer role?
Progression into mid level typically comes from deepening a specialization, such as cloud security, penetration testing, or network architecture, and taking on projects with broader scope and less supervision over time. Building a record of identifying vulnerabilities, leading remediation efforts, and communicating risk clearly to stakeholders signals readiness. Earning a recognized certification and contributing to team-level decisions accelerates the move from executing tasks to owning outcomes.
Which industries hire the most mid level senior network security engineers?
Mid Level senior network security engineer roles concentrate in Technology & Software, Education, and Cybersecurity, based on current listings on Migrate Mate as of November 2026. These sectors drive hiring at this level because they manage high-value data, face significant regulatory requirements, and operate infrastructure complex enough to require engineers who can work independently on security design and incident response.