senior network security specialists x2.

Our Ottawa-based client is seeking two Senior Network Security Specialists for a hybrid engagement. This opportunity is ideal for experienced network security professionals with expertise in Cisco networking, Check Point firewalls, enterprise security operations, and incident response. The successful candidates will support critical network security infrastructure, troubleshoot complex issues, strengthen security controls, and contribute to ongoing modernization and automation initiatives within a large enterprise environment.

*** 24 month contract position ***

*** Candidates must be eligible for security clearance (5+ years in Canada) ***

*** Hybrid: On-site in Ottawa ***

*** Full-Time (37.5 hours per week) ***

Advantages
•High-impact security work: Directly contribute to protecting and strengthening a large enterprise network environment.
•Strong technical growth: Gain hands-on experience with leading security tools, incident response, and modernization/automation initiatives.

Responsibilities
•Support network security operations, including evergreening and ongoing maintenance of security controls

•Diagnose and resolve complex cross-functional network security issues and vulnerabilities
•Plan and execute testing for production deployments, including performance, failover, security validation, and disaster recovery
•Analyze existing environments to identify security gaps, deficiencies, and improvement opportunities
•Implement upgrades, configuration changes, and remediation actions to address threats and operational issues
•Monitor and respond to network security events and incidents using logs, alerts, and monitoring tools
•Perform root cause analysis and recommend corrective actions for security incidents
•Collaborate with internal teams to ensure compliance with security policies, standards, and regulatory requirements
•Support continuous improvement initiatives, including automation and operational efficiency enhancements
•Contribute to strengthening the overall enterprise network security posture

Qualifications
•University degree or college diploma in Computer Science, IT, Engineering, or related field
•Minimum 5 years of experience in network operations and network security (testing, troubleshooting, integration)
•Strong hands-on experience with Cisco switching/routing and Check Point firewall technologies
•Experience in enterprise IT operations, including monitoring, incident response, and vulnerability management
•Experience supporting CI/CD processes within the development lifecycle
•Experience working with scalable and highly available network/service-oriented architectures
•Ability to configure, troubleshoot, and support network security controls (e.g., firewalls, segmentation, secure configurations)
•Experience working in Agile/SCRUM environments with cross-functional teams
•ServiceNow experience considered an asset

Summary
If you're qualified and interested please submit your resume and one of our experienced Recruiters would be happy to give you a call. Thank you.

Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of our workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to View email address on randstad.com to ensure their ability to fully participate in the interview process.

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