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Apptad Inc
Sr. Network Security EngineerApptad Inc • Montreal, QC, Canada
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Sr. Network Security Engineer

Sr. Network Security Engineer

Apptad Inc • Montreal, QC, Canada
8 days ago
Job type
  • Full-time
  • Quick Apply
Job description

Job Title: Sr. Network Security Engineer

Job Location: Montreal, QC (3days onsite in a week)
Job Duration: Long Term

Job Description:

We are seeking a hands-on Network Security Engineer with 5 10 years of experience to implement and support network security controls across on-premises and cloud environments. This role focuses on day-to-day security operations, policy enforcement, tuning, documentation, and ongoing improvement of network security capabilities.

The ideal candidate will have strong experience with next-generation firewalls, microsegmentation, AWS network security, and automation, and will work closely with Security, Cloud, Infrastructure, and DevOps teams.

Responsibilities:

  • Configure and maintain network security controls across on-prem and cloud environments
  • Manage NGFW policies, including VPNs, NAT, TLS/SSL inspection, and related features
  • Implement and maintain microsegmentation controls using Guardicore Centra
  • Support AWS network security, including Security Groups, NACLs, and VPC configurations
  • Monitor and tune controls to improve effectiveness and reduce false positives
  • Document configurations, changes, runbooks, and network diagrams
  • Collaborate with DevOps and Security teams to automate routine tasks using Terraform, CloudFormation, Ansible, or scripting tools
  • Support operational and project-based security initiatives.

Requirements:

  • 5 10 years of experience in network security engineering or a related role
  • Hands-on experience with enterprise next-generation firewall platforms such as Palo Alto, Fortinet, Check Point, or Cisco Firepower
  • Experience with firewall policy implementation, VPNs, NAT, and TLS/SSL inspection
  • Experience with Guardicore Centra or similar segmentation technologies
  • Familiarity with AWS networking security, including VPCs, Security Groups, and NACLs
  • Scripting experience in Python, PowerShell, or Bash
  • Familiarity with Terraform, CloudFormation, or Ansible
  • Strong communication, collaboration, and documentation skills
  • Bachelor's degree in a related field or equivalent practical experience.
  • Experience with Splunk, Elastic, or CloudWatch
  • Familiarity with GuardDuty and Security Hub
  • Experience in regulated environments
  • Knowledge of CI/CD security and compliance frameworks such as NIST, CIS, HIPAA, or PCI-DSS
  • Relevant certifications such as CISSP, CISM, CCNP Security, or AWS Security Specialty
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Sr. Network Security Engineer • Montreal, QC, Canada

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