cover image
Synergy Business Consulting, Inc.

Senior Network Security Engineer

Remote

United states

Senior

Freelance

24-02-2026

Share this job:

Skills

Communication Teamwork PowerShell Network Security Firewalls Cloud Security Ansible Test Architecture Network Architecture Azure AWS GCP TCP/IP Terraform Infrastructure as Code

Job Specifications

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
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
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)

About the Company

Founded in 2001, Synergy Business Consulting, Inc, a Certified Minority Business Enterprise (MBE), providing technology staffing & management consulting solutions to Fortune 1000 clients. We partner with business, technology and digital leadership to provide customized contingent workforce solutions. At Synergy, we "Integrate People & Technology" offering our clients a professional, client focused and consultative approach to acquiring subject matter expertise. Our consultants provide immediate impact across an enterprise... Know more