Senior Network Engineer

LeverageTek is actively seeking a Senior Network Engineer for an 18-month contract with its Ottawa/Toronto-based customer. Work Location Remote Key Tasks Design, implement, maintain, and troubleshoot enterprise network infrastructure Support and manage Cisco, FortiGate, and F5 BIG-IP technologies Configure and troubleshoot routing protocols, including BGP and OSPF Perform firewall administration, policy updates, security enhancements, and troubleshooting Execute network hardening activities and support vulnerability remediation initiatives Perform device patching and lifecycle management activities Work within established change management processes to implement network changes safely and effectively Support hardware refresh initiatives, including occasional after-hours maintenance windows Collaborate with infrastructure and security teams on network security initiatives Provide technical expertise and recommendations for evolving network architecture Maintain documentation, diagrams, and technical procedures Effectively leverage approved AI tools to improve productivity while maintaining security and compliance standards Key Qualifications 7+ years of experience in enterprise routing and switching with strong hands-on Cisco networking expertise, including BGP and OSPF 5+ years of hands-on FortiGate firewall experience, including firewall administration, device hardening, and vulnerability remediation Proven ability to independently assess complex technical issues and execute solutions within strict change management processes Qualifications Experience with F5 BIG-IP, ServiceNow, and enterprise Wi-Fi solutions Experience with Cloudflare, Palo Alto, cloud and virtual firewall solutions, and cloud interconnectivity Familiarity with Zero Trust security architecture principles Cisco CCNP or equivalent networking certification Fortinet certifications Cloud certifications (GCP or Azure preferred) Strong communication skills including ability to create technical documentation and diagrams Willingness to participate in occasional after-hours support and travel within Canada Compensation Hourly Rate Negotiable This is an existing position vacancy. About LeverageTek Staffing Solutions Founded in 2003, LeverageTek provides end-to-end, cross-functional staffing solutions throughout North America. We are a trusted partner to leading private and public sector organizations and experts in talent solutions that create optimal business outcomes. Don't let our name fool you. Our roots are in technology, but we are also a proven leader in accounting and finance, sales and marketing, human resources, supply chain, and legal talent acquisition. We offer contract and permanent staffing, executive search, talent mapping, management consultancy, and contractor payroll management. LeverageTek is an equal opportunity employer. We offer a welcoming and inclusive environment in service to one another, our customers, the candidates we represent, and the diverse communities we call home. We do all of this with kindness, empathy, and respect for each other. LeverageTek is committed to employment equity and creating a diverse and inclusive workplace. We welcome applications from all qualified individuals regardless of race, religion, gender, national origin, age, disability, and marital status. Accessibility accommodations are available upon request. LeverageTek's specialized recruiting professionals use their expertise and our proprietary AI to accelerate connections between top talent and leading companies, while ensuring all screening and hiring decisions remain with our expert human team

The role involves designing, implementing, and troubleshooting enterprise network infrastructure with a focus on Cisco, FortiGate, and F5 technologies. Responsibilities include performing network hardening, vulnerability remediation, and managing hardware refreshes within strict change management processes.

Candidates need over 7 years of enterprise routing and switching experience and at least 5 years of hands-on FortiGate firewall expertise. Relevant certifications such as CCNP, Fortinet, or Cloud certifications (GCP/Azure) are preferred.

Identified from the job description. Confirm important requirements above.

• Cisco Networking
• FortiGate
• F5 BIG-IP
• BGP
• OSPF
• Firewall Administration
• Network Hardening
• Vulnerability Remediation
• Change Management
• Network Architecture
• ServiceNow
• Cloudflare
• Palo Alto
• Zero Trust
• CCNP
• Cloud Interconnectivity

• Technology
• Engineering
• Security & Safety
• Finance & Accounting
• Consulting

Minimum education

Professional degree

Minimum experience

5+ years

Apply by

Sep 3, 2026

Posting language

English

Working hours

40 hours per week

Location requirements

Country, Ottawa, Ontario, Canada

Seniority

Associate

Application method

Direct apply is available