Telecommunications or Network Administrators and Analysts (Various levels)

Cse Cst; Ottawa; Hybrid; CAD 85,000 - 110,000; Full time

Job summary

Communications Security Establishment (CSE) in Ottawa, Ontario, is hiring Telecommunications or Network Administrators and Analysts at multiple levels. You will design, implement, support, and manage CSE’s enterprise network and telecommunications services across local and international locations.

Candidates must have either a related university degree or college diploma, or an eligible combination with professional certification and networking experience, plus the ability to obtain the ETS

Qualifications

• Requires university degree in a related field or college diploma, or an acceptable combination with professional certification.
• Must meet three or more experience requirements for the selected role(s).
• Applicants must have a valid Enhanced Top Secret (ETS) clearance or be eligible to obtain one.

Responsibilities

• Design, implement, support and manage CSE’s enterprise network and telecommunications services.
• Address complex network and telecommunications challenges in Ottawa, Canada, and international locations.
• Collaborate to integrate new solutions into existing infrastructure and ensure security and performance.

Skills

OSPF/BGP/EIGRP

VLAN/STP/VRF

Firewall security

DHCP/DNS/IPAM

Network security policies

Load balancers

Network automation

Education

University degree in CS/Engineering

Professional cert + 2 years networking

Job description

Telecommunications or Network Administrators and Analysts (Various levels)

Closing Date:

2026-10-02

Classification:

UNMA-07 - UNMA-08 - UNMA-09

Reference number: RF-17151

About CSE

The Communications Security Establishment (CSE) is Canada’s agency responsible for foreign signals intelligence, cyber operations and cyber security. Learn more about our mission , and what it means to work in a security and intelligence field .

We’re looking for people from a wide range of backgrounds, who enjoy working in an inclusive environment and value different perspectives.

As part of our Network Operational Support team, you will collaborate with your colleagues to address complex network and telecommunications challenges in Ottawa, in Canada, and in international locations. You will design, implement, support, and manage CSE’s enterprise network and telecommunications services, including firewalls, local and wide area networks, optical infrastructure, cloud, data center, wireless and software defined networking. You will also help design, implement and integrate new solutions and capabilities into CSE’s existing infrastructure.

In the application form, you will be required to specify which role(s) you would like to be considered for:

• Core networking
• Telecommunications/ Optical networking
• User access networking

You will find more details about these roles in the “Experience” section below.

To find out more about our salary scale, vacation allowances and benefits (health, dental and pension plans, etc.) visit the Compensation page on our website.

Area of selection

Open to Canadian citizens.

Location

Ottawa, Ontario. CSE has two accessible facilities . Flexible work arrangements, including telework for a portion of the work week, may be possible.

Conditions of employment

A valid Enhanced Top Secret ( ETS ) security clearance is a condition of employment that must be met before an offer can be made.

In order to be considered, your cover letter must clearly explain how you meet the following education and experience requirements.

Education

You must have either one of the following:

• A university degree in a field related to the position, such as (but not limited to) Computer Science, Computer/Electrical/Software Engineering, Network Computing, or Network Telecommunications; or a college diploma in a field related to the position.
• An acceptable combination of education (professional certification) in a field related to the position (as above), and a minimum 2 years of networking experience.

Note: The educational program must be recognized in Canada, and you must be able to provide proof of education credentials. Students graduating within the next twelve months are eligible to apply.

Experience

In the application form, you will be required to indicate which role(s) you would like to be considered for (Core Networking, Telecommunications/ Optical Networking, User Access Networking). You must meet three or more experience requirements listed within the role(s) you’ll select:

Core networking

• Experience in the design, implementation, and support of enterprise routing or switching, or firewall environments
• Experience with switching and routing principles and protocols such as OSPF, BGP, EIGRP, VLAN, STP, VRF, VXLAN
• Experience in network security technologies including IPSec, MACsec, VPN, ACL, and NAT
• Experience managing core network services such as DHCP, DNS, IP address management, segmentation, and access control
• Experience with the administration of firewalls and enforcement of network security and access control policies
• Experience with load balancers and enterprise network virtualization concepts
• Experience with network automation or scripting tools

Telecommunications/ Optical networking

• Experience working with optical transport networks and fiber infrastructure in service provider or large enterprise environments
• Experience with DWDM, CWDM, ROADM technologies, and optical amplifiers
• Experience provisioning wavelengths and performing optical path engineering
• Experience with MPLS and transport-layer security technologies (IPSec, MACsec)
• Experience in the analysis of fiber characteristics, optical power levels, and dispersion
• Experience with validating optical signal integrity and perform path validation
• Experience in automation, with emphasis on physical and optical-layer expertise

User access networking

• Experience in the design and operation of controller-based and software-defined networks
• Experience with SDN concepts, intent-based networking, overlays (VXLAN), and API-driven networking
• Experience with network automation using Python, Ansible, PowerShell, or similar tools
• Experience integrating security protocols with network access solutions (802.1X, EAP, FAST, EAP-TLS)
• Experience in wireless networking, WLAN deployment, and troubleshooting
• Knowledge of 802.11 standards and enterprise wireless security (WPA3, 802.1X, RADIUS)
• Experience in the support of automated, scalable, and policy-based network environments
• English essential means that the position is unilingual English.
• Bilingual means that knowledge of both official languages (English and French) is required for the position.
  • Imperative means that you must possess the knowledge of both official languages before a job offer can be made.
• The profile (e.g. CBC/CBC) represent the proficiency level you must demonstrate in each of the language skills (reading, writing and oral interaction) for the bilingual position. For bilingual positions, second language evaluations will be offered to candidates who don’t have valid language test results issued by the Government of Canada.

The following technical, behavioural and leadership competencies will be assessed at a later date. You do not need to include information about them in your application.

• Knowledge of IT
• Telecommunications (data and voice) networks
• Cognitive thinking skills
• Working in a Team
• Achieving results
• Change and innovation (assessed for UNMA-08 and UNMA-09 levels only)

Functional

• Business analysis

Assets

Assets are “nice-to-have” expertise and skills we’re interested in. Your application will not be rejected if you do not meet or possess these qualifications. However, if you do have them, they may be used to identify which team you could best complement.

An industry certification relevant to the networking stream such as:

• CCNP enterprise
• CCNA
• JNCIA/JNCIS
• Security+
• CWNA
• CFOT/ Optical certifications
• Azure network engineer or AWS advanced networking
• CompTIA security+

Note: The educational program must be recognized in Canada and you must be able to provide proof of education credentials. Students graduating within the next twelve months are eligible to apply.

Operational requirements

Overtime and standby duty may be required. Frequent travel is required for some roles.