Our valued client is seeking a Senior Network Support Engineer / Network Security Specialist (2 roles) to provide evergreening and operational support for a Cisco-focused environment Our valued crown corporation client is seeking to fill two positions within their Network and Network Security Services team: a Senior Network Support Specialist and a Senior Network Security Specialist.

Both roles will focus on evergreening initiatives, operational support, production deployments, disaster recovery validation, and continuous improvement activities within a complex Cisco and Azure-based enterprise environment.

The successful candidates will work closely with cross-functional teams to maintain, support, and enhance critical network infrastructure and services while ensuring reliability, performance, security, and scalability.

Initial 24-month contract with strong possibility of extension in Ottawa, ON, Hybrid, 8 days on site per month (remote options available), 7.5 hours per day, Monday to Friday.

The selected candidates must have resided in Canada for the last 5+ years without leaving the country for 6 months continuously to be eligible for security clearance (Candidates who currently hold Government of Canada Secret clearance preferred).

Senior Network Support Specialist: Responsibilities Play a key role in the operational team, with focus on evergreening and operational support Resolve complex cross functional technical issues in a timely manner Participate in the planning and execution of testing related to production deployment validation, performance, failover and vulnerabilities remediation, and disaster recovery Analyze the current solutions environment to identify deficiencies and opportunities for simplification as part of continuous improvements and evergreening activities Define and implement required upgrades and changes to address operational problems or new business requirements as well as support problem troubleshooting in Prod and non-prod environments Other related activities and deliverables as required Must Haves 5+ years of recent demonstrated experience in testing and/or operations and/or development and/or integration in network management environments Minimum of five years of recent demonstrated experience with network equipment, specifically with Cisco switching and routing platforms ( Cisco Nexus 9K, s, and APIC ) Demonstrated experience in working with Azure Cloud Networking Demonstrated knowledge and experience in IT Operations work, including the operational capabilities and typical challenges of IT Operations Demonstrated ability to support the full development lifecycle, including participation in continuous integration and continuous deployment (CI/CD) processes, from concept through implementation Demonstrated experience with scalable and highly available service-oriented architectures Demonstrated experience in working with Agile methodology Nice to Have Demonstrated experience in working with Service

Now Demonstrated experience in working with Cisco ASA and/or Checkpoint firewalls.

Senior Network Security Specialist: Responsibilities Play a key role in the operational team, with focus on evergreening and operational support, and maintaining the integrity of network security controls.

Resolve complex cross functional technical issues in a timely manner with particular emphasis on diagnosing and mitigating network security risks and vulnerabilities Participate in the planning and execution of testing related to production deployment validation, performance, failover and vulnerabilities remediation, and disaster recovery Analyze the current solutions workplace to identify security gaps, deficiencies and opportunities for simplification as part of continuous improvements and evergreening activities Define and implement required upgrades and changes to address operational issues, emerging security threats and evolving business requirements, and support troubleshooting activities in both production and non-production environments.

Monitor, analyze, and support the response to network security events and incidents, leveraging logs,



alerts, and monitoring tools to identify root causes and recommend remediation actions Collaborate with internal teams to ensure that network solutions adhere to security policies, standards, and regulatory requirements, and contribute to strengthening the overall security posture of the environment Research, recommend, and implement automation best practices aimed at reducing repetitive tasks and improving operational efficiency, including the use of intelligent automation (IA) where appropriate Must Haves 5+ years of recent demonstrated experience in network operations and network security, including testing, troubleshooting, and integration within enterprise network environments 5+ years of recent demonstrated experience with network equipment, specifically Cisco switching and routing platforms, Cisco ASA firewalls , Check Point firewall technologies and security management platforms Demonstrated knowledge and experience in IT Operations, including monitoring, troubleshooting, incident response, and handling of network security events and vulnerabilities in enterprise environments Demonstrated ability to participate in the development lifecycle, supporting continuous integration and continuous deployment (CI/CD) processes from concept through implementation Demonstrated experience designing, supporting, or working with scalable and highly available service-oriented architectures Demonstrated experience supporting, configuring, or troubleshooting network security controls, such as firewalls, segmentation policies, or secure network configurations, in accordance with security standards and best practices Demonstrated experience working within SCRUM methodology environments and collaborating with cross-functional teams using SCRUM practices and tools Nice to Have Demonstrated experience in working with Service

Now

📌 Senior Network Support Engineer / Network Security Specialist (2 roles) to provide evergreening and operational support for a Cisco-focused environment (Ottawa)
🏢 S.i. Systems
📍 Ottawa