Sr. Network Security Engineer at Apptad Inc — NeverHard

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