Senior Network Administrator
Share
Job Location:
Monthly Salary:
Posted on:
30+ days ago
Vacancies:
1 Vacancy
Job Summary
At Kepler Communications were not just imagining the future of connectivity - were leading it!
Our mission is to provide real-time Internet access in space enabling a new era of data-driven exploration and innovation. With 23 satellites already launched and a next-generation optical network on the way were creating the infrastructure that will power the space economy for decades to come.
Technology is only part of the story. What sets Kepler apart is our team: bold thinkers skilled builders and passionate problem-solvers who thrive on pushing the boundaries ofwhatspossible in space. We believe great ideas come from diverse perspectives and were committed to creating an environment where you can grow lead and make a global impact.
If youre ready to reach higher move faster and do work that shapes the future space economy - this is your launchpad. Come build the future with Kepler!
What We Offer:
- Competitive compensationwith a robust equity plan to share in our success.
- Comprehensive coverage for health dental and vision insuranceincluding dependents.
- Unlimited vacation supportive parental leave policyand company-wide holiday shutdown.
- Semi-annual company-wide partiesand frequent in-office team events.
- Relocation packagesavailable for approved roles.
- $1500 annual professional development fundto support your growth.
- Fully stocked Toronto office kitchenwith snacks drinks games and top-notch kitchen appliances.
- Town Halls Celebration Calls and Company-wide eventsto stay connected and engaged.
- Were a certifiedGreat Place to Work five years in a row!
Kepler is seeking a Senior Network Administrator to join our Information Technology this role you will design operate and secure our enterprise and cloud networks ensuring performance scalability and reliability for mission-critical systems. You will drive modernization and automation initiatives work closely with network architects and collaborate with internal teams and external providers to deliver a resilient future-ready network.
Key Responsibilities:
- This is a hybrid role and has a minimum requirement of 2 days in the Toronto office per week.
- Design implement and maintain secure and scalable enterprise and cloud networking infrastructure
- Configure and manage routing switching firewalls VPNs load balancers and transport networks.
- Administer core network services such as DHCP VLANs dynamic routing protocols SD-WAN etc
- Deploy and manage Arista Fortinet and other network devices
- Support structured cabling systems (fiber copper) and maintain up-to-date network topology diagrams
- Work with network vendors and service providers to deliver resilient and high-performance connectivity
- Operate and improve the network monitoring stack to alert on faults performance capacity and security issues
- Proactively monitor and optimize network health capacity and throughput
- Lead root cause analysis and resolution of complex incidents
- Utilize advanced diagnostic tools and network management platforms (e.g. Wireshark tcpdump NetDisco Eve-NG Netbox) to investigate and resolve issues
- Implement and enforce network security policies segmentation and access controls
- Configure and support encryption and tunneling protocols (WireGuard/Tailscale IPsec SSL VPNs)
- Collaborate with security teams on vulnerability management audits and incident response
- Ensure alignment with ITIL-based practices for Change Incident and Problem Management
- Manage networks programmatically avoiding manual CLI-driven changes
- Automate network provisioning and configuration with Ansible Python Bash or similar tools
- Use Infrastructure as Code (IaC) to deploy and manage repeatable scalable network infrastructure
- Integrate networking workflows with CI/CD pipelines (e.g. GitLab CI) to validate and test configurations
- Contribute to the adoption of software-defined networking (SDN) technologies such as Arista CloudVision
- Partner with network architects to scale and evolve the terrestrial and cloud network that connects ground stations user segments and the core
- Work cross-functionally with Networking engineering and operations to deliver resilient solutions
- Maintain comprehensive network documentation diagrams and runbooks
- Mentor junior staff and share knowledge across the team
- Coordinate with vendors contractors and facilities during deployments and upgrades
Network Design & Operations
Monitoring Performance & Troubleshooting
Security & Compliance
Automation & Infrastructure as Code
Collaboration & Documentation
Required Skills & Qualifications:
- Bachelors degree in Computer Science Information Technology Engineering or equivalent practical experience
- 5 years of hands-on experience supporting mission-critical networks
- Deep protocol knowledge of TCP/IP routing (BGP OSPF) IPv4/IPv6 VLANs spanning-tree
- Proven experience with enterprise-grade networking devices (e.g. Cisco Arista Aruba Fortinet or equivalent)
- Experience with cloud networking (AWS VPC Azure VPNs Security Groups)
- Proficiency with diagnostic tools and performance monitoring platforms
- Strong problem-solving skills attention to detail and ability to operate in time-sensitive environments
- Excellent written and verbal communication skills including the ability to explain technical concepts to non-technical stakeholders
Bonus Points:
- Experience with container networking (Docker Kubernetes)
- Linux/Unix networking skills (namespaces VRFs bridges iptables route tables)
- Familiarity with service provider technologies such as MPLS
- Knowledge of wireless networking standards (802.11 Wi-Fi RF analysis site surveys)
- Familiarity with structured cabling best practices (e.g. BICSI standards)
- Experience with observability tools (Prometheus Zabbix Nagios Grafana)
- Industry certifications (Cisco Juniper AWS Azure Arista Aruba Fortinet or equivalent)
Use of AI in Recruitment
At Kepler Communications all hiring decisions are made by people. Human recruiters are involved in every step of our recruitment process. We use AI-based tools (such as Lever AI and HireEZ) to assist with the initial review of applications by ranking candidates based on job-relevant criteria. These tools support - but do not replace - human judgment.
Employment Equity & Accommodation Statement
Kepler Communications is an equal opportunity employer committed to building a diverse and inclusive workplace. We welcome applications from all qualified individuals including women Indigenous peoples persons with disabilities members of visible minorities and people of all sexual orientations and gender identities.
If you require accommodation during any stage of the recruitment process please contact our People & Culture team at emailprotected and we will work with you to meet your needs.
We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.
Required Experience:
Senior IC
Key Skills
- Network Administration
- Solarwinds
- LAN
- Computer Networking
- HTTPS
- Windows
- TCP
- Ftp
- Microsoft Exchange
- Cisco ASA
- Juniper
- Dns
About Company
The Kepler Network Our SDA-compliant network will improve access to space-generated data by bringing modern Internet connectivity to space in a flexible, hybrid network designed to advance mission communications. Learn More Delivering Data at lightspeed Your PARTNER IN MISSION COMMUN ... View more
