Senior Network Security Engineer jobs in United States
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Global Technical Talent, an Inc. 5000 Company · 3 months ago

Senior Network Security Engineer

Global Technical Talent is a staffing firm seeking a Senior Network Security Engineer to secure and optimize enterprise network infrastructure. The role involves managing firewalls, overseeing DDoS protection systems, and ensuring secure cloud access, while also collaborating with cross-functional teams to align security strategies.

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Senior Management

Responsibilities

Manage and maintain enterprise firewalls including Cisco ASA, Checkpoint, Fortinet FortiGate, and Palo Alto
Oversee Radware DDoS protection systems to ensure network resilience and uptime
Administer Zscaler ZIA/ZPA for secure cloud access and zero-trust connectivity
Configure and optimize SD-WAN solutions for global connectivity and application performance
Implement and troubleshoot EIGRP, BGP, and OSPF routing protocols
Design and maintain NAT policies, firewall rule sets, and traffic management policies
Lead the migration from Checkpoint to Fortinet, including policy conversion, rule optimization, and validation
Conduct firewall audits, risk assessments, and ensure compliance with best practices
Implement policy-based routing, WAN optimization, and redundancy mechanisms
Collaborate with cross-functional teams to align cloud and on-prem security strategies
Investigate and resolve connectivity, performance, and security incidents across hybrid environments

Qualification

Firewall AdministrationSD-WAN ArchitectureBGP / OSPF / EIGRPZscaler ZIA/ZPADDoS ProtectionVPN TechnologiesZero-Trust SecurityFirewall MigrationThreat MitigationCloud Security IntegrationPerformance TroubleshootingCompliance Auditing

Required

5–8 years of professional experience in network security engineering
Hands-on expertise with Fortinet FortiGate, Checkpoint, Palo Alto, and Cisco ASA firewalls
Strong understanding of SD-WAN technologies (Fortinet SD-WAN, Cisco SD-WAN, Prisma Access)
Proficient in EIGRP, BGP, and OSPF routing protocols
Experience managing Zscaler ZIA/ZPA deployments
In-depth knowledge of VPN technologies (IPSec, SSL, GRE, DMVPN, L2TP)
Experience with Radware DDoS protection, IPS/IDS, and threat mitigation
Understanding of zero-trust architectures and secure network segmentation
Strong analytical and problem-solving skills with the ability to resolve complex security challenges

Preferred

Experience leading enterprise-level firewall migrations
Familiarity with SIEM integration and automated incident response
Knowledge of cloud-native networking in AWS or Azure environments
Exposure to SASE frameworks and emerging network security technologies

Benefits

Medical, Vision, and Dental Insurance Plans
401k Retirement Fund

Company

Global Technical Talent, an Inc. 5000 Company

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Global Technical Talent (GTT) is a leading provider of Total Talent Solutions and a proud subsidiary of Chenega Corporation(www.chenega.com), a Native American corporation with over $1.5 billion in revenue and 7,200 U.S.

Funding

Current Stage
Growth Stage

Leadership Team

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Mario Moussa
Director of Strategic Partnerships
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Company data provided by crunchbase