Senior Network Security Engineer

We are seeking a Senior Network Security Engineer with strong hands-on experience in modern security technologies including Next Generation Firewalls, Intrusion Detection/Prevention, Email Security, IPSEC VPN, DDoS/WAF protection, and Zero Trust Network Architecture (ZTNA).

This role will be responsible for designing, implementing, maintaining, and documenting enterprise-wide security solutions and controls. The ideal candidate is highly technical, detail-oriented, and experienced in securing complex enterprise and cloud environments.

Key Responsibilities

• Review, test, and implement security solutions across:
• Email Protection (e.g., Proofpoint, Mimecast, Barracuda, SpamTitan)
• Data Loss Prevention (DLP) – MS Purview, Conditional Access, CASB solutions (Required)
• Public Cloud Security – AWS, Azure, or GCP (Required)
• ZTNA Solutions – Zscaler, Prisma Access, Axis (Required)
• DDoS/WAF Protection – Cloudflare, Cloud Armor, Silverline (Required)
• Firewalls, IDS/IPS, and Network Detection & Response tools (Required)
• Assess and document network security architectures with recommendations based on industry best practices
• Define and review access control and security policies
• Perform firewall administration, VPN configuration, and intrusion detection/prevention management

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• Implement and maintain operational and technical security controls
• Apply Zero Trust principles to control network access
• Establish and maintain hardened security configuration baselines
• Automate manual processes using Infrastructure as Code (Terraform, Ansible, etc.)
• Support audits, compliance initiatives, and enterprise risk programs
• Maintain thorough documentation of all security operations and activities

Required Skills & Experience

• Minimum 5+ years of experience in Network Security Engineering
• Strong hands-on experience with:
• Enterprise-class firewalls
• DDoS/WAF solutions
• IPS/IDS technologies
• ZTNA platforms

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• Solid understanding of network protocols (TCP/IP, DNS, DHCP, routing protocols)
• Experience with firewall and VPN configuration
• Strong knowledge of security frameworks (NIST, ISO 27001, CIS, OWASP Top 10)
• Understanding of SSL/TLS and public/private key infrastructure (PKI)
• Working knowledge of automation tools such as PowerShell, Terraform, Ansible, Chef, Puppet (strongly preferred)
• Public cloud infrastructure and deployment experience (strongly preferred)
• Excellent written and verbal communication skills
• Strong collaboration and teamwork abilities
• Self-motivated and results-driven mindset

Preferred Qualifications

• Bachelor’s or Master’s degree in Information Systems, Cybersecurity, or related field (preferred but not required)
• Industry certifications such as CISSP, CISM, CISA, CCNP Security, Security+ or similar

Location

Fully Remote (East Coast preferred)