Senior Network Security Engineer | Whippany, New Jersey (Hybrid)

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Hi,

Position: Senior Network Security Engineer

Location: Whippany, New Jersey (Hybrid)

Duration: 12 + Months

Interview Mode: Video

Need Only Local

W2 Only

JD

This position operates within a modern product-centric engineering model focused on infrastructure resiliency, automation, operational excellence, and secure connectivity at scale. The ideal candidate brings strong hands-on expertise across enterprise network security, automation, zero trust architecture, and production operations within large, mission-critical environments.

The engineer will collaborate closely with infrastructure, cloud, operations, and cybersecurity teams to deliver scalable, secure, and highly available network security solutions supporting enterprise connectivity worldwide. Key Responsibilities

Design, implement, and manage enterprise network security solutions including: Firewalls

IDS/IPS platforms

Proxy technologies

Remote access solutions

Network Access Control (NAC)

Network segmentation

Support large-scale production network security environments with focus on: Stability

Security

Operational resiliency

Scalability

Performance optimization

Enforce network security standards, policies, and baseline configurations across enterprise environments

Lead and support automation initiatives utilizing: Infrastructure as Code (IaC)

CI/CD pipelines

Configuration management

DevSecOps methodologies

Develop automation solutions using tools such as: Python

Ansible

Terraform

Partner with infrastructure, cloud, security, and operations teams to design and deploy integrated security solutions

Execute complex production changes within structured change management and governance frameworks

Support incident response, production troubleshooting, and root cause analysis for critical network security events

Maintain operational documentation, runbooks, standards, diagrams, and compliance reporting

Assist with monitoring, alerting, operational metrics, and continuous service improvement initiatives

Participate in architecture discussions focused on zero trust, secure access, segmentation, and enterprise security modernization

Required Qualifications:

Bachelor's degree in Computer Science, Information Security, or related discipline

8+ years of experience in network security engineering, architecture, or production operations roles

Strong hands-on experience supporting enterprise-scale security infrastructure in complex environments

Experience managing and troubleshooting:Firewalls

IDS/IPS

Secure remote access

Proxy technologies

NAC solutions

Segmentation platforms

Experience with automation, CI/CD pipelines, and Infrastructure as Code (IaC)

Strong understanding of:Risk management

Incident response

Security governance

Regulatory And Compliance Frameworks Required Technical SkillsNetwork Security

Deep expertise with:Firewall technologies

IDS/IPS platforms

Secure segmentation

Proxy solutions

Remote access technologies

Zero trust network architecture Automation & DevSecOps

Hands-on experience with:Python

Ansible

Terraform

CI/CD pipelines

Configuration management frameworks Security Architecture

Strong understanding of:Zero trust principles

Secure enterprise network design

Cloud-connected security models

Enterprise compliance frameworks such as:ISO 27001

PCI DSS Operations & Incident Management

Experience supporting critical production environments

Strong troubleshooting and root cause analysis capabilities

Experience responding to high-severity incidents and enterprise escalations Communication & Leadership

Strong written and verbal communication skills

Ability to collaborate effectively across engineering, operations, infrastructure, cloud, and security teams

Ability to lead initiatives and execute effectively within fast-paced enterprise environments Preferred Qualifications

CISSP, CCNP Security, AWS Security, Azure Security, or equivalent certifications

Experience with SIEM and observability platforms

Exposure to vulnerability management programs

Experience operating within highly regulated enterprise environments

Knowledge of enterprise monitoring and telemetry platforms

Experience with large-scale global infrastructure environments

Niranjan Kumar | Technical Recruiter

Email:

Stellent IT | office :