Network security engineer Jobs in Markham, ON

As a Senior Cyber Security Network Engineer you will be responsible for ongoing maintenance and operations of current tools so that their abilities are actualized.  Additionally there will be significant uplift to modernize a variety of tools and implement new means of visualizing egress and ingress traffic.  The ability to implement novel solutions and platforms is critical. The primary focus will be on NielsenIQhosted solutions but will also incorporate various tools across a diverse array of cloud platforms with a strong focus on Azure solutions.

This position will involve working closely with Enterprise IT network infrastructure teams and the Governance Risk and Controls team to deploy and operate various tools.

What you will do

Proactively identify opportunities to improve our security controls enhance threat detection and reduce attack surfaces

Develop and deploy innovative networkbased security solutions

Spearhead POC (Proof of Concept) activities and participate in decision making for new product analysis and selection

Review network security requests and modifications; advise and consult with requestors as necessary

Work with Enterprise IT to drive best practices across global networks

Write create and update documentation for internal teams technical users and end users

Provide secondary support for endpoint software (EDR AV content filtering etc.) issues as and when required

Interface with vendors to drive product enhancements as well as issue resolution in a timely manner

Create and present training materials for nontechnical users

Provides mentorship and guidance to junior members of the team

Act as an escalation point for high severity issues for timely resolution

Drive as well as support organizationwide campaigns to drive security foundations into all technology

Qualifications :

Bachelors degree in a technical field including Computer Science Information Systems Math Physics Science or similar desired experience in government military or in other capacities with similar focus can be substituted

Handson experience with network analysis and security tools such as packet capture and analysis firewalls web application firewalls web proxy / SWG routing / switching DNS application layer networking transport layer security (encryption / decryption) certificate handling and wireless technologies

Handson experience with tools such as F5 WAF Azure WAF Defender Network Protection and ZScaler

Expert level understanding of the OSI model

Fundamental knowledge of endpoint security tools (EDR AV etc.) how they operate and what their role is in defenseindepth

Ability to directly support incident response teams and participate in ongoing IR as required

Knowledge of sophisticated hacking techniques malicious actors IOCs TTPs and the ability to translate intelligence into action is desirable

Demonstrated experience with change management in enterprise production environments

Knowledge of scripting languages such as PowerShell Python

Ability to manipulate large datasets using tools such as Excel PowerBI SQL

Knowledge of MITRE ATT&CK and NIST CSF frameworks

Selfstarter technology and security hobbyist enthusiast

Remote Work : Employment Type :

Fulltime