SUMMARY
Reporting to the Director of Information Technology (IT) and working in a francophone workplace, the Senior Network and Cybersecurity Administrator secures, monitors, and maintains the City's network infrastructure and cybersecurity environment. The incumbent ensures the reliability, availability, and integrity of network and security services, including firewalls, routers, switches, SD-WAN, wireless infrastructure, VPN and remote access, network segmentation, endpoint and server protection, email and web security, logging, multi-factor authentication, and related monitoring tools.
This is a senior-level, operationally focused position covering day-to-day operations, projects, incident response, and documentation, in which the incumbent also provides technical leadership and mentors less experienced IT staff. The incumbent recommends and implements improvements to network resilience, secure architecture, vulnerability and patch management, and system hardening; coordinates work with vendors, service providers, and internal IT staff; and drafts technical standards and procedures for review and approval.
DUTIES AND RESPONSIBILITIES
Network component
- Administer, configure, monitor, secure, and maintain the City's network infrastructure, including firewalls, switches, routers, wireless access points, SD-WAN, 802.1X, VLANs, routing, VPNs, and remote access, performing hands-on configuration and troubleshooting as required.
- Plan, test, implement, and document upgrades, firmware updates, security patches, and configuration changes in accordance with approved change management practices.
- Monitor network performance, capacity, and availability, along with security alerts and suspicious activity, and implement or recommend corrective measures.
- Support secure connectivity for municipal facilities, remote sites, server and cloud environments, public-facing systems, operational technology, remote work, and approved third-party access.
Security component
- Administer and maintain cybersecurity systems and controls, including email and web protection, endpoint and server protection, multi-factor authentication, logging, alerting mechanisms, and secure access controls.
- Perform vulnerability scans and assess the results; track remediation, asset inventory, and vulnerability status for network, server, endpoint, cloud, and security technologies; and contribute to patch verification.
- Analyze phishing messages and other suspicious messages, support user reporting, and adjust email filtering rules and security controls to reduce risk.
- Research emerging threats, vulnerabilities, vendor advisories, patches, and best practices affecting the municipal IT environment, and communicate practical recommendations to the team.
- Support cybersecurity incident response by triaging alerts, gathering technical information, identifying affected systems or accounts, applying approved containment or remediation measures, and documenting findings.
- Lead cybersecurity awareness initiatives and provide user support for connectivity, secure remote access, phishing reports, security alerts, identity or access issues, and endpoint and server protection.
Cross-functional responsibilities (network and security)
- Recommend, design, test, and implement improvements to network reliability, system hardening, cybersecurity posture, monitoring, lifecycle management, and disaster recovery and business continuity readiness.
- Act as the primary technical resource and escalation point for network and cybersecurity matters, provide technical leadership on projects, and mentor less experienced IT staff while supporting their development.
- Develop and maintain accurate technical documentation, including network diagrams, IP addressing, VLANs, firewall rules, configuration sheets, asset and vulnerability inventories, support agreements, change logs, and incident notes.
- Coordinate with vendors, service providers, auditors, municipal departments, and IT staff to deliver projects, resolve service issues, and ensure that solutions meet operational and security requirements.
- Support Microsoft 365, Entra ID, EDR, Windows and Linux servers, virtualization, and backups where network connectivity, identity, access control, monitoring, or incident response is involved.
- Draft and review network and cybersecurity procedures, standards, and operating practices for review and approval, and translate approved requirements into concrete configurations.
- Perform any other related duties.
MINIMUM REQUIREMENTS
Education and experience
- Post-secondary education in computer science, information systems, network administration, cybersecurity, or another related field.
- Five (5) to ten (10) years of direct, progressive experience administering, securing, monitoring, and troubleshooting network infrastructure and cybersecurity systems in a complex, multi-site environment.
- Experience with vulnerability management, patching, vulnerability scans, patch verification, and remediation tracking.
- Experience with endpoint protection tools, email security controls, phishing analysis, and security alert triage.
- Experience administering Linux servers, particularly where server security, monitoring, backup, or network connectivity is involved.
- An equivalent combination of education, certification, and experience may be considered.
Driver's licence
- A valid New Brunswick Class 5 driver's licence or the ability to obtain one.
Knowledge
- Expert knowledge of network administration, including routing, switching, VLANs, firewalls, VPNs, SD-WAN, 802.1X, wireless networks, network segmentation, remote access, monitoring, and troubleshooting.
- Strong knowledge of cybersecurity operations, including endpoint protection tools, email and web security, multi-factor authentication, logging, alert triage, vulnerability and patch management, incident response support, and secure configuration practices.
- Solid knowledge of firewall administration and secure network architecture, including access rules, NAT, zones, segmentation, site-to-site connectivity, and third-party and vendor access controls.
- Working knowledge of Microsoft 365, Entra ID, EDR, Windows Server, Linux server administration, virtualization, and backup.
- Working knowledge of the Microsoft Office application suite.
Knowledge considered an asset
- Experience with Fortinet security technologies such as FortiGate, FortiMail, FortiAuthenticator, FortiWeb, FortiAnalyzer, or FortiManager, or equivalent platforms.
- Fortinet Certified Professional (FCP) in Network Security certification (formerly NSE 4) or higher (significant asset).
- Knowledge of cybersecurity frameworks and practices such as the CIS Controls, the NIST Cybersecurity Framework, ISO/IEC 27001, or other recognized public-sector or industry guidelines.
- A recognized information security certification such as CompTIA Security+, SSCP, CISSP, or a GIAC credential.
- ITIL Foundation certification or equivalent knowledge of IT service management.
Skills
- Proficiency in French and English, both spoken and written.
- Strong analytical, reasoning, and troubleshooting skills.
- Ability to assess technical problems, identify risks, recommend solutions, prioritize work, and make sound decisions.
- Ability to manage multiple projects, operational tasks, and urgent incidents simultaneously.
- Ability to produce clear technical documentation, procedures, and recommendations, and to communicate technical risks and recommended measures in an accessible way.
- Initiative, discernment, discretion, and confidentiality.
- Ability to work without supervision, independently, and as part of a team.
- Excellent interpersonal skills and the ability to coordinate technical work with vendors, service providers, municipal departments, and IT staff.
- Motivation, flexibility, and a commitment to continuous learning.
General requirements
- Physical ability to perform the assigned work, including occasional lifting and handling of network and server equipment, working in server and equipment rooms, and travelling between municipal sites as required.
- Adherence to organizational values and demonstration of a professional attitude aligned with the interests of the City of Dieppe and the community.
- Compliance with confidentiality and information management rules and policies.
- Punctuality and regular attendance.
- Job performance maintained at a satisfactory level.
WORK SCHEDULE
- Thirty-five (35) hours per week (must be available outside regular office hours as required).
- Rotating evening and weekend on-call duty; and work outside office hours, remotely or on site, for scheduled maintenance work, maintenance, incident response, and urgent service restoration.
SALARY
- According to the applicable salary scale.
- The incumbent also receives vacation, benefits (employer-paid), and a pension plan (employer/employee contribution).
CLOSING DATE
- The deadline to submit an application is Wednesday August 12, 2026 at 23 h 59.
N.B.: The above statements reflect the characteristic aspects of the position in question and are intended to describe the general nature and level of work performed. They should not, however, be construed as an exhaustive list of all the responsibilities, duties, skills, and requirements inherent in the position. All staff members may, from time to time, be required to perform duties outside their usual responsibilities, as needed.
Note: Please note that the municipality officially declared itself a francophone city offering bilingual services in 2000 (Municipal Administration Language Policy A-9). As the language of work is French, all employees must be able to communicate orally and in writing in both English and French.
The masculine form is used without discrimination and solely to simplify the text.
Revised – July 2026
