Senior Network Engineer
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Job Description
Senior Network Engineer managing corporate network infrastructure at Kepler Communications. Designing, implementing, and maintaining scalable networks for space connectivity solutions.
Responsibilities:
- Own and operate the corporate network infrastructure, including LAN, WAN, Wi-Fi, security appliances, and hybrid cloud connectivity
- Design, implement, and maintain highly available and scalable networks supporting Kepler’s corporate systems, engineering teams, and production services
- Develop roadmaps and upgrade strategies for the corporate network, including lifecycle planning, technology evaluations, and vendor selection
- Manage network security and segmentation, ensuring corporate infrastructure adheres to security best practices and company policies
- Administer Fortinet SD-WAN infrastructure, including policy management, firmware upgrades, and performance optimization
- Design and maintain hybrid cloud networking architectures, integrating on-prem environments with AWS services
- Develop and maintain network automation tools, leveraging Python, Ansible, and infrastructure-as-code approaches to improve reliability and operational efficiency
- Collaborate closely with software, FPGA, and mission operations teams to support network infrastructure for satellite operations and ground systems
- Provide operational support for corporate and service provider network infrastructure, including participation in on-call rotations
- Implement monitoring, logging, and observability tools to proactively detect and resolve network issues
- Maintain accurate network documentation, diagrams, and operational runbooks
- Participate in change management processes, including planning, implementation, and post-change validation
- Support incident response and root cause analysis for network-related outages or performance issues
Requirements:
- Strong foundation in routing and switching concepts (OSPF, BGP fundamentals, VLANs, STP, ACLs)
- Hands-on experience deploying and supporting enterprise networks, including LAN, WAN, and Wi-Fi environments
- Experience implementing and supporting Fortinet solutions, including SD-WAN configuration, firewall policies, and firmware upgrades
- Experience designing and operating hybrid cloud networking, including AWS VPCs, routing, VPN connectivity, and secure integration with on-prem networks
- Experience with network automation tools and concepts, including:
- Infrastructure as Code
- CI/CD
- Python scripting
- Jinja templating
- JSON/YAML configuration formats
- Ansible playbooks and automation workflows
- Git version control
- Experience implementing and managing IPsec VPNs for site-to-site and remote connectivity
- Experience with controller-based enterprise Wi-Fi systems (Arista preferred)
- Strong troubleshooting skills across multiple layers of the network stack
- Experience managing network infrastructure changes, including structured change management practices
- Strong documentation practices, including network diagrams, configuration standards, and operational procedures
- Ability to work independently and remotely, while maintaining strong collaboration with distributed engineering teams
Benefits:
- Competitive compensation with a robust equity plan to share in our success.
- Comprehensive coverage for health, dental, and vision insurance—including dependents.
- Unlimited vacation, supportive parental leave policy, and company-wide holiday shutdown.
- Semi-annual company-wide parties and frequent in-office team events.
- Relocation packages available for approved roles.
- $1,500 annual professional development fund to support your growth.
- Fully stocked Toronto office kitchen with snacks, drinks, games and top-notch kitchen appliances.
- Town Halls, Celebration Calls, and Company-wide events to stay connected and engaged.
- We’re a certified Great Place to Work®, five years in a row!
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