Network security engineer Jobs in Markham, ON
Create a job alert for this search
Network security engineer • markham on
Last updated: 1 day ago
L3 Network / Linux Systems Engineer.Being escalation point for a variety of change requests / complex issues.Configuration and administration of core routers, switches, firewalls and Linux servers.Arc...Show moreLast updated: 27 days ago
WHAT YOU DO AT AMD CHANGES EVERYTHING At AMD, our mission is to build great products that accelerate next-generation computing experiences—from AI and data centers, to PCs, gaming and embedded syst...Show moreLast updated: 17 days ago
MOBIS Parts Canada ("MPCA") is a technological leader in the automotive industry focusing on the distribution of parts for Hyundai Motor Company and Kia Motors.
Through collaboration, inge...Show moreLast updated: 7 days ago
Ready to suit up as a Surveillance Security Guard.What matters most about a role like this is your sharp eye, capturing every detail as you scan a series of screens.
Your strong observation skills w...Show moreLast updated: 3 days ago
Huawei Canada has an immediate permanent opening for a Research Engineer.The Distributed Data Storage and Management Lab leads research in distributed data systems, aiming to develop next-generatio...Show moreLast updated: 30+ days ago
Toromont Cat is looking for a Senior Network Architect to join our team in Concord! The Network Architecture Lead is responsible for the strategic design, planning, and evolution of the organizatio...Show moreLast updated: 30+ days ago
Capital Fire & Security Inc.We pride ourselves on quality workmanship, technical expertise, and long-term client relationships.
The ideal candidate is detail-oriented, technically skilled, and c...Show moreLast updated: 1 day ago
We are seeking a Senior Wireless Network Configuration Engineer to lead the design development and implementation of automation solutions for wireless network operations.
This role focuses on improv...Show moreLast updated: 30+ days ago
College, CEGEP or other non-university certificate or diploma from a program of 1 year to 2 years.Coordinate access and use of computer networks.
Install web server hardware and software.Load printe...Show moreLast updated: 30+ days ago
Position Title : Network Support Engineer.Department : IT Management - Production Network & Operations.Network Planning and Implementation for Europe and America Projects : .Deeply engage in networ...Show moreLast updated: 30+ days ago
Network Administrator (Systems).As a Network Administrator, you’ll be responsible for maintaining the company’s IT network, desktops, laptops, servers and security systems.You will need to be able ...Show moreLast updated: 30+ days ago
Amphenol is one of the largest manufacturers of interconnect products globally.We design, manufacture, and market electrical, electronic, and fiber optic connectors, coaxial and flat-ribbon cables,...Show moreLast updated: 21 days ago
As a Security Concierge, you’ll be responsible for assisting residents by providing information and services as needed.This role requires someone that is self-motivated, outgoing, detail-orie...Show moreLast updated: 22 days ago
We are seeking an experienced Information Security Engineer, who is interested in being a technical mentor to a small team.
This role is also critical in ensuring the security and integrity of syste...Show moreLast updated: 30+ days ago
Maintaining a stable network environment.Ensuring mission critical systems are supported.Installing and configuring computer networks and systems.
Network design and implementation.Cisco devices, Fo...Show moreLast updated: 30+ days ago
Role Descriptions : Informatica| Snowflake| PostgreSQL.Essential Skills : Informatica| Snowflake| PostgreSQL.Skills : Informatica Powercentre~PostgreSQL~Digital : Snowflake.
Experience (Years) : 4-6 Ess...Show moreLast updated: 15 days ago
Hybrid / Remote : 2 days - Tuesday is mandatory.Extension or FTE : Possibility for extension.Contract Duration : ASAP - to 08 / 28 / 2026.
Standard hours –Monday –Friday- 9 : 00 -5 : 00pm.Global Ne...Show moreLast updated: 2 days ago
We are North America's leading security and facility services provider with approximately 300,000 service personnel.At Allied Universal(R), we pride ourselves on fostering a promote from within...Show moreLast updated: 22 days ago
Security Monitoring & Incident Response.Partner closely with a managed security service / SOC provider to oversee threat monitoring, investigations, incident response activities, and security rep...Show moreLast updated: 30+ days ago
L3 Network / Linux Systems Engineer
Nextologies LimitedMarkham, ON, CanadaFull-time
Platform Security Engineer
Advanced Micro Devices, IncMARKHAM, Ontario, CanadaFull-time
Network Administrator
Mobis Parts Canada CorporationMarkham, ON, CanadaFull-time
Security Guard, Industrial
GardaWorldNorth York, ONFull-time +1
Quick Apply
Research Engineer Computer Network and Protocol
Huawei Technologies Canada Co., Ltd.Markham, ON, CAPermanent
Senior Network Architect
Toromont CatConcord, ON, CAFull-time +1
Security Systems Technician
Capital Fire & Security Inc.Concord, ON, CanadaFull-time
Senior Wireless Network Configuration Engineer
Xplore.Markham, Ontario, CanadaFull-time
network support technician
Ms Falcon Tooling IncScarborough, ON, CAFull-time +1
Network Support Engineer (Chinese Bilingual)
Geekplus America IncThornhill, ON, CanadaFull-time
Network Administrator (Systems)
Onico SolutionsVaughan, ONPermanent
ERP Security Specialist
Amphenol TCSMarkham, ON, CanadaFull-time
Security Concierge
FirstService ResidentialRichmond Hill, ON, CanadaFull-time
Information Security Engineer
Robert HalfMarkham, ON, CAPermanent
Quick Apply
Network Manager
Leaders RecruitingMarkhamFull-time
Informatica PowerCenter Developer - Snowflake, PostgreSQL
Astra North Infoteck Inc.Markham, ON, caFull-time
Quick Apply
Network Engineer - 5
LancesoftScarborough, ON, CAFull-time
Quick Apply
Security Guard - Manufacturer
Allied UniversalMarkham, ON, CanadaFull-time
Security Analyst
Hire DigITalentNorth York, ON, CanadaFull-time
- Vancouver, BC (from $ 121,621 to $ 173,615 year)
- Quebec City, QC (from $ 123,196 to $ 173,474 year)
- Toronto, ON (from $ 123,196 to $ 162,500 year)
- Montreal, QC (from $ 122,679 to $ 162,500 year)
- Old toronto, ON (from $ 123,196 to $ 162,500 year)
- Calgary, AB (from $ 124,943 to $ 155,011 year)
- Mississauga, ON (from $ 129,369 to $ 153,765 year)
- Ottawa, ON (from $ 60,440 to $ 153,255 year)
- Vaughan, ON (from $ 105,000 to $ 150,000 year)
- Winnipeg, MB (from $ 128,583 to $ 149,544 year)
L3 Network / Linux Systems Engineer
Nextologies LimitedMarkham, ON, Canada27 days ago
Job type
- Full-time
Job descriptionExpert in classless and classful IPv4 address designing, deploying and management. In-depth knowledge on Routing, Switching and Network Security with the broad industry experience (OSPF, BGP, PIM) on Cisco; Brocade as a plus. 3-5 years of experience with designing and implementing large enterprise network environments and with Linux system administration. CCNP or equivalent or higher industry certification are preferred Hands on experience with Cisco Catalyst 6500 platform, Nexus (3K,5K,9K) switches, TNSR routing platfrom and PFsense firewalls. Thorough understanding of TCP / IP protocol family and network security technologies. Designed and built a multi-tier DMZ Network with micro and macro segmentation Experience in migrating large scale datacenters and providing the support for the applications migrations. Ability to work both independently and as a team member is essential. Strong presentation skills are imperative to be able to explain network design, articulate risk and facilitate decision making. Experience in network data analysis with tools such as Wireshark, TCPDump Experience in performing administrative tasks on Linux Servers (CentOS and Ubuntu) Hands on experience with Cisco network equipment. Experienced in configuring multicast nodes and routing multicast traffic across the network Hands on experience with PFsense firewall. Thorough knowledge of server level operations and software principles utilizing Linux CLI. Hands on experience on building, operating and troubleshoot virtual private server (VPS) Able to work extra hours if and when required (Maintenance activities and emergencies). Sufficient knowledge of python / bash / php to be able to read and modify existing automation scripts, as well as write new ones Knowledge of video transport protocols IP MPEG-TS, HLS, SRT and video standards Experience working with GPU / ASIC video processing hardware acceleration Ability to understand existing and create gstreamer / ffmpeg pipelines for use in lab environment Experience using agentic AI tools, deploying self-hosted LLM to improve workflows / increase productivity
Job Description
Job Description
L3 Network / Linux Systems Engineer
Responsibilities
- Being escalation point for a variety of change requests / complex issues
- Configuration and administration of core routers, switches, firewalls and Linux servers
- Architecture and designing the network topologies & comprehensive IT solutions, create and maintain Visio / Lucidchart diagrams, configuration templates, IP addressing (NetBox IPAM) and the low-level design documents that contains all the switching / routing details, migration steps, bandwidth analysis and security policy controls
- Write and implements scripts to automate tasks in Linux (Python / Bash / PHP)
- Manage various virtualization environments (Proxmox)
- Utilize the network monitoring tools to pinpoint issues and bottlenecks in the network and take the necessary steps to rectify it.
- Collaborate with various internal groups, business units to understand the applications and provide end to end network solution as per the firm's network standards.
- Troubleshoot issues from L2 to L4 of the OSI layer in the network.
- Configure and route multicast traffic across the network (PIM, IGMP).
- Building, installing and mounting servers and network equipment’s in the DataCenter
- Troubleshooting server hardware and deep tuning of Linux OS settings to achieve required perfomance
- Provide break down of an issue to NOC supervisors to enable them understand and explain the problem to the client.
Qualification :
Nice to have :
Please be advised :
In-person timed "IPv4 fundamentals" test will be conducted prior to the interview, passing the test 80% or above is required to proceed to the interview stage.
Company Description
Nextologies has the world's largest broadcast video delivery network specializing in award-winning, broadcast-grade video connectivity for broadcasters and content owners across the globe with instant access to over 65,000 linear TV channels downlinked from 90+ globally-placed satellites.
In addition, Nextologies is a leader in signal acquisition and delivery providing fiber, IP and custom end-to-end solutions for IPTV and OTT platforms and video-centric applications across all platforms.
Learn more at .
10TX by Nextologies is a leading signal transmission company trusted by professional sports leagues, broadcasters, content producers, and entertainment companies to deliver live events and pay-per-view programming worldwide.
Company Description
Nextologies has the world's largest broadcast video delivery network specializing in award-winning, broadcast-grade video connectivity for broadcasters and content owners across the globe with instant access to over 65,000 linear TV channels downlinked from 90+ globally-placed satellites.\r\n\r\nIn addition, Nextologies is a leader in signal acquisition and delivery providing fiber, IP and custom end-to-end solutions for IPTV and OTT platforms and video-centric applications across all platforms. \r\nLearn more at by Nextologies is a leading signal transmission company trusted by professional sports leagues, broadcasters, content producers, and entertainment companies to deliver live events and pay-per-view programming worldwide.