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TripStack

Lead, Site Reliability Engineer

Posted Yesterday
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In-Office
Toronto, ON
Senior level
In-Office
Toronto, ON
Senior level
Lead the Toronto SRE team and own day-to-day on-call, incident management, and career development. Plan and execute a US-to-EU GCP migration and a multi-phase data centre move to an OpenStack/Talos environment. Define workload placement, deployment patterns (GitOps/Concourse/Helm), and access models while raising reliability through SLOs, observability, and security controls (Vault, least-privilege, PCI requirements). Coordinate cross-region networking and decommission legacy infrastructure with zero-downtime objectives.
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About Tripstack

Founded in Toronto, Canada in 2016, Tripstack has been part of Etraveli Group since 2019. It is a B2B Flights as a Service provider and a world leader in virtual interlining.

Operating from offices in Canada, India, and Poland, Tripstack is the gateway into Etraveli Group’s world leading tech platform - giving partners access to global flight content, virtual interlining, and a full suite of services including payments, fraud prevention, pricing, and customer support. As a world leader in virtual interlining technology, Tripstack connects non-partner, low-cost and full-service carriers, enabling the creation of unique and flexible itineraries through a simple, cost-effective API.

Its technology ingest over 30B price points and handles over 240 million searches daily.

Through partnerships with airlines, OTAs, and other distribution channels across the globe, Tripstack expands networks, drives new revenue streams, and offers more choice at competitive prices, all backed by robust technology and traveler protection.

 

For more information, visit:

www.tripstack.com

www.etraveligroup.com

The role

Our SRE team runs the shared infrastructure that all other engineering teams at Tripstack depend on. This spans three Kubernetes environments today - GKE on GCP as the primary platform for booking and search workloads, a multi-tenant Kubernetes-on-OpenStack cluster running Talos Linux for content acquisition and SRE tooling, and an isolated PCI-compliant environment for payment processing - plus a substantial VM footprint, self-hosted Concourse CI, and a Prometheus, Thanos, and Grafana observability stack.

We are in the middle of a major infrastructure transition. Our Toronto data centre closes in September 2026, and the first phase of migrating the Tripstack Platform to a new OpenStack and Talos-based Kubernetes environment in Gothenburg, Sweden - built in partnership with our parent company Etraveli Group under a shared responsibility model - is in progress. Over the next year we intend to further optimize workloads across our environments. The most immediate priority for this role is moving our GCP footprint from the US to the EU by the end of 2026 with a zero downtime objective.

This role has two parts. First, lead the Toronto SRE team day-to-day: on-call, incident management, delivery, and developing engineers who can communicate risk and progress clearly to leadership. Second, shape the overall strategy for application deployments across GCP and Gothenburg - which workloads move, which stay, where the PII boundary sits, and the deployment patterns and reliability standards that apply across both.

This is a hands-on leadership role on a distributed team spanning Toronto, Pune, and Kraków, working closely with engineering counterparts in Stockholm and Gothenburg.

Responsibilities

Lead the Toronto SRE team

  • Provide day-to-day technical and people leadership for SRE engineers based in Canada: priorities, delivery, code and change review, career development

  • Own on-call and incident management for shared infrastructure: sustainable rotations, current runbooks, and post-incident reviews that result in concrete improvements

  • Develop engineers who communicate well with leadership: your team should be able to present migration risks and reliability trade-offs to senior stakeholders directly

  • Coordinate closely with SRE and engineering colleagues in Pune and Kraków so that ownership and handoffs across time zones are clearly defined

Shape deployment strategy across GCP and Gothenburg

  • Own the GCP US-to-EU region migration end to end: planning, sequencing, cutover, and validation for live production traffic, with completion targeted by the end of 2026

  • Define the workload placement strategy: which workloads move to the OpenStack/Talos environment in Gothenburg, which remain on GCP, and how the requirement that PII stays in GCP EU is enforced

  • Establish a consistent deployment model across both platforms: Concourse pipelines, Helm, and GitOps patterns that work the same way whether the target is GCP or Gothenburg

  • Consolidate the two identity systems we operate today - LDAP/Keystone for the OpenStack estate and GCP IAM for cloud - into a clear and consistent access model

  • Define the standard for how application teams onboard workloads: node pools, namespaces, quotas, network policy, and secrets management, all documented and consistent

Deliver the data centre migration

  • Co-own execution of the Gothenburg migration with our Sr. Manager, SRE and ETG ITOPS counterparts, within the shared responsibility model - Tripstack owning the Kubernetes control plane and everything above the hypervisor, adopting ETG standards below it

  • Complete phase one, then plan and execute the subsequent migration waves - moving business-critical services from single-homed to fully redundant, with failover scenarios enabled and tested regularly

  • Own the network architecture of a cross-Atlantic platform: peering between Canada, Sweden, and GCP EU, and latency requirements for critical paths

  • Decommission legacy infrastructure as part of the migration: legacy Terraform, Puppet-managed VMs, and VM-based tooling that has a Kubernetes-native replacement

Raise the reliability bar

  • Build a formal SLO framework: SLIs, error budgets, and dashboards for our critical APIs, so that reliability decisions are based on data

  • Extend the Prometheus / Thanos / Grafana / alerting stack so that both platforms, and the migration itself, are fully observable

  • Make post-incident follow-through, capacity planning, and change safety standard practice across the engineering organization

Own the security posture of the infrastructure

  • Partner with our Security team on infrastructure security: least-privilege access across both identity systems, secrets management through Vault, network segmentation, and a consistent patching and vulnerability-management cadence

  • Operate our PCI-scoped environment to its required standard: change control, access reviews, audit evidence, and explicit lead approval for production changes - maintained throughout the migration

  • Enforce the data-residency requirement that PII stays in the EU region, through both policy and technical controls, with compliance treated as an integral part of migration planning

  • Ensure infrastructure leaving service is decommissioned securely: credentials rotated, access revoked, and data destruction documented

Requirements
  • Proven experience leading an SRE, platform, or infrastructure team, including running on-call rotations, acting as incident commander, managing performance, and developing engineers into senior roles

  • Deep production Kubernetes experience including self-managed or bare-metal clusters: cluster lifecycle, upgrades, networking (CNI, ingress, load balancing), and multi-tenant isolation

  • Strong GCP experience - GKE, IAM, VPC networking, Cloud SQL - ideally including a region or cross-region migration with production traffic

  • Senior-level Infrastructure as Code and GitOps experience - Terraform, Helm, and pipeline-as-code CI/CD; experience migrating away from legacy configuration management (Puppet, Ansible) is directly relevant

  • Strong observability and reliability practices - Prometheus, Grafana, SLOs, error budgets, and a track record of documentation and runbooks that prevent repeat incidents

  • Security-minded operations - least-privilege access design, secrets management (Vault or equivalent), network policy, and patching discipline, with security treated as a core part of reliability

  • Experience with a major infrastructure transition - a data centre migration, cloud migration, or platform rebuild with production traffic

  • 8+ years in production infrastructure, at least 2 in a lead or management role, with accountability for business-critical systems

  • Clear written and verbal English; based in the Greater Toronto Area and comfortable working across Toronto, Pune, Kraków, and Stockholm time zones

Additional Experience That Would Be Considered An Asset
  • OpenStack operations experience - Neutron networking, Cinder/Ceph storage, Octavia load balancing, Keystone identity

  • Talos Linux or another immutable, API-managed Kubernetes OS in production

  • Concourse CI or comparable pipelines-as-code platforms at organizational scale

  • Experience operating PCI-scoped or similarly regulated environments, including change control and audit discipline

  • Experience running infrastructure under a shared responsibility model with a parent company, partner, or major vendor, including cross-organization coordination

  • Regular use of agentic coding tools (Claude Code, Gemini, or equivalent) in your workflow, with sound judgement about validating AI-generated configuration before production use

Nice to have

  • Operational exposure to data systems our SRE team supports - Druid, Redpanda, Elasticsearch, Airflow

  • Network engineering depth - interconnects, BGP, site-to-site VPN, cross-region peering

  • GDPR data-residency, SOC 2, or ISO 27001 experience - the EU migration makes this increasingly relevant

  • Exposure to travel, flights, or large-scale search and cache systems

Compensation:Canada - Toronto Office : 140, 000 - 180,000 CAD / Annual

Our pay ranges reflect the minimum and maximum target for new hire pay for the full-time position determined by role, level, and location.The pay range shown is based on our compensation structure in place at the time of posting and may be updated periodically based on business needs. Individual pay is based on additional factors including job-related skills, experience, and relevant education and/or training.

The targeted pay range listed reflects the base pay only and does not include bonus, or other benefits.

We use AI in our hiring process.

Benefits

We offer an opportunity to work with a young, dynamic, and a growing team composed of high-caliber professionals. We value professionalism and promote a culture where individuals are encouraged to do more and be more. If you feel you share our passion for excellence, and growth, then look no further. We have an ambitious mission, and we need a world-class team to make it a reality. Upgrade to a First Class team!

At Tripstack, we proudly believe in embracing diversity. This is true for our team, clients, communities and stakeholders. We are an equal opportunity employer and committed to creating a safe, healthy and accessible environment. We encourage applications regardless of race, colour, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or any other grounds protected by law. Please let us know if you need any accommodations during any part of the recruitment process.

Tripstack thanks all applicants for their interest, however only those selected to continue in the process will be contacted.
Learn more about us at www.tripstack.com
#tripstack

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