network system administrator jobs in Ottawa

Curtiss‑Wright in Ottawa, Canada is seeking an IT Systems Administrator to protect enterprise data, manage user access, and maintain network and device performance. You will install hardware and software, perform backups, enforce security controls, and support a compliant, high-availability environment.Join a global leader delivering advanced engineering...

Location: Ottawa, ON (On-site, 5 days per week) Language: Strong written and verbal communication skills in English Employment Type: Permanent, Full-Time About the Opportunity Are you an experienced Network Administrator who enjoys solving complex technical challenges while leading and mentoring others? We're looking for a skilled professional to join the IT...

Network AdministratorR.W. Tomlinson Limited is seeking an experienced Network Administrator to join our IT Systems group. This role is responsible for the administration, security, performance, and continued growth of our network infrastructure, while leading a small team and supporting complex projects and escalated incidents. The successful candidate will...

Language: Strong written and verbal communication skills in EnglishEmployment Type: Permanent, Full-TimeAbout the OpportunityAre you an experienced Network Administrator who enjoys solving complex technical challenges while leading and mentoring others? We're looking for a skilled professional to join the IT Systems team of a well-established organization in...

Our client, a multinational company that designs, manufactures, and sells networking equipment is seeking a Network Systems Engineer who meets the below requirements: Daily team collaboration on work activities and priority check points Perform in-depth troubleshooting to root cause and resolve issues in data center environment Execute tasks in a time...

We are seeking an experienced Network Management System (NMS) Developer to lead the design, development, and evolution of next-generation network management solutions for a cutting-edge telecommunications platform. This role is responsible for designing scalable NMS applications, integrating industry-standard technologies, and ensuring reliable network...

City Government of Canada Ottawa and Gatineau officesCountry CanadaJob DescriptionMGIS is seeking a System Administrator, Level 2, to manage High Performance Computing (HPC) clusters and support the scientists who rely on them. This role blends HPC system administration with hands-on user support — helping researchers install, run, and debug applications...

Cavtera builds digital solutions that connect real-world operations with data, software, and decision-making. We work closely with clients to understand how their businesses operate on the ground, then translate those workflows into scalable applications and data systems using Palantir Foundry.Our team operates with the pace, ownership, and adaptability of a...

Build bold. Deliver impact. Win together. At General Dynamics Mission Systems-Canada, we're not just engineering technology - we're shaping the future of defence and security. Our teams design and deliver advanced, mission-critical solutions that enhance national security, strengthen communities, and protect the people we serve. If you're looking for...

Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and deliver advanced, mission‑critical solutions that enhance national security, strengthen communities, and protect the people we serve. If you’re looking...

Job Description GDMS-C is seeking a Systems Engineer to join our Coalition and Joint Interoperability team working to support Land Command Support System (LCSS) in Ottawa, Canada. The Land Command Support System (LCSS) is the system of systems that primarily supports the Canadian Army in operations by providing commanders with the information services...

The Systems Administrator manages, maintains, and secures the organization’s IT infrastructure. This role supports servers, operating systems, cloud services, databases, and computer networking to ensure reliable, secure access to business systems. The administrator also helps automate routine operations, troubleshoot technical issues, and support...

Teach CCNA networking online with John Abbott College, using Cisco certification, Windows Server, Active Directory, and Linux administration expertise.The Centre for Continuing Education seeks an instructor for Network Installation and Administration III. This 60-hour course runs during Winter 2027 within the Network Administration AEC program. The...

Secure and optimize R.W. Tomlinson Limited’s network infrastructure as an experienced Network Administrator in Ottawa, Ontario. Lead technical initiatives and escalated support. This experienced Network Administrator supports the IT Systems group through network security, performance tuning, and infrastructure growth. The position includes leading a small...

CANADA SOCCER JOB DESCRIPTION Position: IT Systems Administrator Reports to: Chief Operating Officer / CFO Department: IT Location: Toronto, ON or Ottawa, ON OVERVIEW (Français à suivre ci-dessous) Canada Soccer is seeking an intermediate-level IT Systems Administrator to join our team. This role will provide exceptional desktop and systems support to...

Network Administrator R.W. Tomlinson Limited is seeking an experienced Network Administrator to join our IT Systems group. This role is responsible for the administration, security, performance, and continued growth of our network infrastructure, while leading a small team and supporting complex projects and escalated incidents. The successful candidate will...

We are seeking an experienced Network Management Systems (NMS) Architect to design, guide, and evolve modern, scalable network management and telemetry platforms. This role is ideal for someone with deep protocol-level expertise who also understands how NMS fits into broader OSS/BSS ecosystems. You will work closely with engineering, operations, and business...

We're looking for a IT Systems Administrator to join our team in helping our clients achieve their greatest potential through the use of information technology.About ALT ConsultingALT Consulting is a Canadian-based IT consulting and managed IT services firm. We provide people-driven organizations with the tools they need to organize, manage, protect, and...

Hybrid Full-time Not specified OperationsJob DescriptionWe are looking for a talented Enterprise Systems Administrator to join our growing global team at Sectigo.The Enterprise Systems Administrator will play a crucial role in enhancing our ERP systems,driving efficiencyand effectivenessacross the organization. The SA will maintain users in various platforms...

Support Microsoft 365 and enterprise systems for Canada Soccer in Toronto or Ottawa, with hybrid or fully onsite flexibility available. Help staff, athletes, and fans experience reliable technology.This intermediate-level IT Systems Administrator provides desktop and systems support to internal stakeholders. You will support Windows, networking,...