Principal DevOps Engineer

Intermedia is a leading provider of cloud communications and collaboration technology, fostering a fast-paced, growth-oriented environment where employees are valued and promoted from within. They are seeking a Principal DevOps Engineer to lead infrastructure, automation, and deployment initiatives.

Location: UK

Responsibilities

• Act as technical lead for DevOps/Platform/Release engineering: set direction, standards, and best practices
• Architect and govern end-to-end delivery: infrastructure provisioning, configuration management, CI/CD, release processes, and operations
• Design and support Windows-based high availability solutions, with deep ownership of Windows clustering (failover/HA patterns, maintenance, upgrades, troubleshooting)
• Lead Linux automation and platform standardization (configuration, patching, hardening, performance tuning)
• Own Infrastructure as Code strategy with Terraform (modules, environments, state, governance)
• Own automation strategy with Ansible (reusable roles, inventories, secure secrets handling, idempotency)
• Build and standardize deployments using Octopus Deploy, GitHub, and Ansible (templates, shared steps, release promotion, rollback)
• Design and mature CI/CD pipelines (artifact versioning, approvals, promotion strategy, policy-as-code where applicable)
• Establish observability standards using VictoriaMetrics/Prometheus (metrics strategy, alerting, SLO/SLA monitoring, dashboards)
• Provide production leadership: incident response, RCA/postmortems, reliability improvements, capacity planning
• Mentor engineers, review designs/code, and raise overall engineering quality across teams
• Produce and maintain architecture docs, runbooks, and platform roadmaps

Requirements

• Bachelors degree in Computer Science or related field
• 7+ years (or equivalent) in DevOps / SRE / Infrastructure Engineering, including leadership in complex environments
• Expert-level experience designing and operating Windows Server HA and clustering (Failover Clustering and related components)
• Strong Linux administration and automation experience (systemd, networking, storage, performance)
• Advanced skills with Terraform and Ansible (architecture, reusable components, secure operations)
• Strong deployment/release engineering experience with Octopus Deploy and GitHub (release governance, environment promotion, rollback)
• Monitoring/observability expertise with VictoriaMetrics and/or Prometheus (alerting strategy, metrics design, operational readiness)
• Production experience running Redis, RabbitMQ, Nginx (HA, tuning, troubleshooting)
• Strong understanding of networking and security fundamentals (TLS, DNS, load balancing, firewalling, least privilege)
• Proven ability to lead cross-team initiatives, make architectural decisions, and communicate clearly
• Kubernetes and container ecosystems (Docker, Helm)

Additional Information

• Candidates must be located in the UK