Senior Network Security Engineer

Largeton Group; Hanover Township (NJ); On-site; USD 100,000 - 130,000; Full time

Job summary

Largeton Group is looking for a Senior Network Security Engineer in Hanover Township, New Jersey. This role involves leading the design and implementation of advanced enterprise network security solutions and collaborating with IT teams to deploy integrated security measures.

The ideal candidate will possess a strong background in automation tools like Python and Ansible, and be experienced in incident response within complex enterprise environments. Join a dynamic team focused on security modernization and automation initiatives.

Qualifications

• Proven experience in designing and implementing enterprise network security solutions.
• Strong background in automation using Infrastructure as Code (IaC).
• Ability to provide incident response and troubleshooting for network security issues.

Responsibilities

• Lead the design, management of network security solutions.
• Support optimization of large-scale network security environments.
• Drive automation initiatives using IaC and CI/CD practices.

Skills

Network security solutions design

Automation tools development

Incident response

Collaboration with IT teams

Change management

Tools

Python

Ansible

Terraform

Job description

Job Summary Senior Network Security Engineer

• Lead the design, implementation, and management of advanced enterprise network security solutions (firewalls, IDS/IPS, proxy, remote access, NAC, segmentation).
• Support and optimize large-scale network security environments for stability, security, resiliency, and scalability.
• Enforce security standards, policies, and baseline configurations across the enterprise network.
• Drive automation initiatives using Infrastructure as Code (IaC), CI/CD pipelines, and DevSecOps practices; develop automation tools (Python, Ansible, Terraform).
• Collaborate with infrastructure, cloud, cybersecurity, and operations teams to deploy integrated security solutions.
• Execute complex production changes within structured change management processes.
• Provide incident response, troubleshooting, and root cause analysis for critical network security events.
• Maintain operational documentation, standards, diagrams, and ensure compliance reporting.
• Participate in architectural discussions for zero trust, secure access, segmentation, and security modernization.
• Lead initiatives and work effectively in fast-paced, complex enterprise environments.