Job Specifications
Job Title: Senior Network Security Engineer
Job Location: Orange, CT
Project Duration: 6-12 months with possible extension
(W2 Position)
JOB DESCRIPTION
Duties
We are seeking a highly skilled Senior Network Security Engineer to join our team and play a key role in securing, optimizing, and transforming our enterprise network infrastructure.
The ideal candidate will have deep expertise in firewall security, NAT, IPSEC, SD-WAN, routing protocols (EIGRP, BGP, OSPF), and cloud security solutions.
This position will focus on managing and enhancing our security infrastructure, which includes:
• Cisco ASA, Checkpoint, Fortinet FortiGate, Palo Alto Firewalls.
• Radware for DDoS protection.
• Zscaler ZIA/ZPA for cloud security.
• SD-WAN for optimized global connectivity.
• EIGRP, BGP, and OSPF-based network routing
• NAT policy design and implementation
Skills
• 5-8 years of experience in network security engineering.
• Expertise in Fortinet FortiGate, Checkpoint, Palo Alto, and Cisco ASA firewalls.
• Strong knowledge of SD-WAN solutions (Fortinet SD-WAN, Cisco SD-WAN, Prisma
Access).
• Experience configuring and troubleshooting EIGRP, BGP, and OSPF routing protocols.
• Hands-on experience managing Zscaler ZIA/ZPA for cloud security.
• Proficiency in VPN technologies (IPSec, SSL, GRE, DMVPN, L2TP) and their security
implications.
• Strong skills in NAT, firewall rule optimization, and routing table analysis.
• Experience with Radware DDoS protection, IPS/IDS, and threat mitigation.
• Knowledge of zero-trust security architectures and secure SD-WAN implementation.
• Lead the migration from Checkpoint to Fortinet, including policy conversion, rule
optimization, and traffic validation.
• Manage and maintain Cisco ASA, Palo Alto, Fortinet, and Checkpoint firewalls across
corporate, cloud, and remote sites.
• Design and optimize firewall rule sets for improved security, performance, and
compliance.
• Perform risk assessments and firewall audits to ensure network security best
practices.
• Manage and optimize SD-WAN architecture to improve application performance and
reduce latency.
• Implement policy-based traffic steering, failover mechanisms, and WAN optimization.
• Ensure seamless integration between SD-WAN, firewalls, cloud security solutions,
and on-prem networks.
• Troubleshoot SD-WAN performance issues, routing conflicts, and connectivity
problems.
About the Company
TPI Global started in 1998, providing technical professionals to businesses scrambling to fix the Y2K bug. We met those challenges head-on and established ourselves as an IT talent and services firm that could be counted upon.
Since then we've grown. We continue to connect employers with tough-to-find IT expertise and help technical professionals find jobs that match their career goals. Now we are doing the same with engineering, finance and accounting professionals from our Birmingham, Atlanta and Charlotte offices.
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