Senior DevOps & Platform Engineering Lead

Transaction Network Services (TNS) is seeking a senior engineering leader for its Automation Development team. The role owns and evolves the platforms, infrastructure, cloud architecture, DevOps practices, software delivery capabilities, and operational reliability supporting a network automation ecosystem of more than 70,000 devices.

Responsibilities:

• Own the architecture, deployment, operation, and lifecycle of network automation applications and supporting services
• Design and operate containerized applications on Kubernetes using Helm, Argo, and Terraform
• Own the Nautobot platform stack, including Python/Django, Celery, uWSGI/NGINX, PostgreSQL, Redis, Kubernetes, AWS, and GitLab CI/CD
• Lead platform upgrades, plugin lifecycle management, performance tuning, capacity planning, resiliency, and observability improvements
• Build and manage application images, containers, and deployment workflows
• Own GitLab standards, branching strategy, runners, CI/CD pipelines, release promotion, and software delivery practices
• Establish reliable release processes across development, test, and production environments
• Partner with Global Systems and cloud teams to evolve AWS infrastructure, hosting models, scalability, disaster recovery, and operational support
• Own and manage AWS infrastructure supporting network automation platforms, including IAM roles and policies, EKS, EC2, VPC networking, security groups, S3, load balancing, and platform monitoring
• Embed DevSecOps practices, including SAST, dependency scanning, container scanning, and infrastructure security validation
• Ensure platform and deployment practices align with corporate security policies and audit requirements
• Serve as the senior technical authority for platform engineering and DevOps within the Automation team
• Set engineering standards and guardrails, mentor developers, and influence the future of network automation at TNS
• Lead the transition of the Nautobot AWS/Kubernetes platform from vendor-managed operations to a TNS-owned and operated service, including architecture, deployment, upgrades, security, monitoring, and lifecycle management
• Standardize GitLab workflows, CI/CD pipelines, and release management
• Provide clear technical leadership for platform engineering and automation infrastructure
• Lead the AWS architecture and migration approach for applications, services, and infrastructure moving from on-premises and legacy environments

Requirements:

• 10+ years of progressive IT engineering experience, including 5+ years of hands-on DevOps or platform engineering
• Proven experience deploying and operating production applications on Kubernetes
• Strong hands-on experience with AWS, Terraform, Helm, Docker, Git, GitLab administration, runners, and CI/CD pipeline design
• Strong hands-on AWS experience including IAM, EKS, EC2, VPCs, S3, security controls, monitoring, and cloud networking
• Hands-on Experience operating distributed application platforms using Kubernetes, Celery, Redis, and containers
• Experience implementing DevSecOps practices and security scanning across the software lifecycle
• Experience supporting highly available production applications with demanding operational requirements
• Ability to lead architecture decisions, solve complex platform problems, and guide engineers through implementation
• Nautobot, NetBox, or comparable network source-of-truth platforms
• Network automation and orchestration, including Ansible
• Python and Django applications; PostgreSQL or MongoDB
• GitLab Runner architecture and management; Argo-based deployment workflows
• Enterprise platforms operating in regulated environments