At Execulink, you'll join a team of talented individuals who feel like family and support your growth and career goals. While enhancing life at home, work and play, we continue to grow our team with innovative individuals who are as excited about creating an awesome experience for our customers as we are! Execulink Telecom is looking for a Systems Administrator to join our team and help support the platforms, infrastructure, and services that keep our customers connected every day.

This is a chance to work at the heart of the systems and services that keep our customers connected, supporting everything from voice platforms and network infrastructure to automation, troubleshooting, and service development. You’ll get exposure to a wide range of technologies and hands-on responsibility across SIP, TDM, Linux, virtualization, monitoring, and vendor integrations. Every day brings something different — from diagnosing issues and improving performance to helping launch and support new services. For someone who wants variety, challenge, and the chance to build deep technical expertise, this is an exciting opportunity to grow in a role with real impact.

Permanent, Full-Time

On-site Hybrid

Required 3 days in office each week (Tuesday, Wednesday and Thursday)

Monday to Friday 8:30am – 5:00pm

Overnight maintenance, on-call support coverage and traveling to Data Centre & Central Offices throughout Southwestern Ontario including the GTA is a requirement for this position

Coordinate coverage with other staff when their duties require off-site work

Will support on-call staff by offering coverage when they are not able to provide it

Responsible for the design, configuration, implementation and ongoing support of systems equipment and services that create and support the products that Execulink offers

Responsible for proper design,



installation and maintenance of all systems infrastructure and new products and services

Troubleshooting, diagnosing and resolving hardware and software issues reported from staff or from monitoring systems, acting as the final point of escalation for the business

Pursuing support with third parties as required

Performing on-site work when required at any location where supported equipment is located

Reviewing/creating documentation including design drawings and training other staff to work with the tools and services provided

Software updates of relevant systems

Administer and maintain the Metaswitch voice platform (call control, media gateways and application servers) supporting both SIP-based and traditional TDM voice services

Provision, troubleshoot and maintain SIP trunks, session border controllers, and SIP- and MGCP-based customer endpoints and integrated access devices

Maintain TDM interconnects and trunking (SS7, PRI/DS1) with carriers and legacy equipment, and support migration of TDM services to SIP

Support carrier voice obligations including 911/E911 routing, local number portability and number inventory, and caller ID/CNAM

Ensure accurate call detail record (CDR) collection and delivery to billing and fraud-monitoring systems

Perform voice quality and call-flow analysis using SIP traces, packet captures and platform diagnostics

This position will have access to confidential customer data





Demonstrable significant experience may be considered with minimum of High School Diploma

CompTIA Linux+ certification required

Extensive experience with Linux KVM preferred

Experience with SNMP-based monitoring systems including Nagios, Zabbix, MRTG

Project and vendor management experience preferred

Experience supporting multi-vendor technologies across edge, access and core networks preferred

In-depth knowledge of all vendors utilized, including but not limited to Metaswitch, OpenStack, Polycom, Cisco, and customer-premise equipment vendors such as Calix and Arris

Working knowledge of access and core networking (optical, OSPF, BGP) as it pertains to the delivery of services

Responsible for maintaining a broad level of hardware, software, cloud and network security measures knowledge covering all equipment and technologies managed by the department

Network diagramming proficiency

Share responsibility for optimizations to control costs and maximize network performance

Analysis of packet captures, SIP traces and other in-depth data at the protocol level

Requires valuable communication skills interacting with persons with various levels of technical skills and knowledge

Internal growth and learning opportunities

Competitive starting rates

At Execulink Telecom, the largest locally owned independent telecom company in Southwestern Ontario, our only goal is to enhance your lifestyle at home, work, and play. When you join Execulink, you’re joining a team that’s focused on not only providing an AWESOME experience to our customers, but to our employees as well. Visit our company website at Careers | Execulink Telecom

Execulink Telecom is an equal opportunity employer that recognizes that a diverse workforce enhances our company culture and drives our success.

📌 Systems Administrator (Full Time) (Woodstock)
🏢 Execulink Telecom
📍 Woodstock