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HCL Global Systems Inc.
Sr DevOps Engineer
Local to Denver only - 4-5 days a week at client site office
Request for 4 Sr. Devops Engineers Local to Denver only - 4-5 days a week at client site office
Dev Ops
Amazon EKS
ISTIO-Service Mesh
Tuning CPU / Memory
ArgoCD & Rollouts
Kubernetes
Are you local to Denver, CO?
Are you able and willing to be at the client site office location 4-5 days a week?
Do you have strong experience in AWS, Kubernetes (EKS), ArgoCD, autoscaling, and cloud-native deployments?
Do you have deep expertise in deployment automation, HPA tuning, release reliability, networking, observability, and rollback strategies for large-scale microservices platforms handling high throughput workloads?
Are you able to manage and optimize Amazon EKS clusters?
Do you have strong experience with Istio service mesh?
We are looking for a Senior DevOps Engineer with strong experience in AWS, Kubernetes (EKS), ArgoCD, autoscaling, and cloud-native deployments.
The role requires deep expertise in deployment automation, HPA tuning, release reliability, networking, observability, and rollback strategies for large-scale microservices platforms handling high throughput workloads. This role will support mission-critical systems requiring safe deployments, dynamic scaling, performance tuning, and production stability.
Manage and optimize Amazon EKS clusters
Horizontal Pod Autoscaler (HPA)
Cluster Autoscaler
Resource limits / requests
Manage Istio service mesh
Traffic routing
Circuit breaker
Retry / timeout policies
VirtualService / DestinationRule
Gateway configuration
Blue-Green
Canary
Rolling update
Traffic shifting using Istio / Argo Rollouts
Automated rollback
Terraform / CDK / CloudFormation
Bash / Python / Shell scripting
EKS
DynamoDB
S3
IAM
Route53 / DNS
Lambda
CloudWatch
SNS / SQS / EventBridge
Configure logging, monitoring, and alerting
Implement release readiness validation checks
Support production deployments and rollback
Performance
Cost
Scalability
Cluster health checks
Deployment validation
Environment readiness
Rollback triggers
Microservices deployments
Containerization
Performance tuning
Failure recovery
Kubernetes / EKS / Istio
Strong experience with Amazon EKS
Strong experience with Istio service mesh
VirtualService
DestinationRule
Gateway
Sidecar
Circuit breaker
Retry / timeout
Experience with Horizontal Pod Autoscaler (HPA)
Experience with Cluster Autoscaler
Experience with Helm / Kustomize
Experience with ArgoCD / Argo Rollouts / GitOps
Deployment & Release
Blue-Green deployments
Canary deployments
Traffic shifting using Istio
Rollback strategies
GitOps workflows
Release automation
AWS Services
DynamoDB
S3
IAM
Route53 / DNS
CloudWatch
Lambda
Automation / Scripting
Bash
Python
Shell scripting
Terraform / CDK / CloudFormation
Networking
TCP/IP fundamentals
DNS
VPC / Subnets
Security groups
Load balancers
TLS / SSL certificates
Service mesh networking concepts
Observability / Logging
Datadog / Splunk / Prometheus / Grafana
Metrics dashboards
Alerting setup
Log aggregation
Production Support
Deployment troubleshooting
Rollback handling
Incident response
Capacity planning
Performance tuning
Preferred / Nice to Have
Kafka / streaming systems
High TPS / real-time systems
DynamoDB capacity tuning
Cost optimization in AWS
Multi-cluster / multi-region EKS
Release automation tooling
Service mesh performance tuning
Amazon Web Services (AWS), Automation, Autoscaling, Capacity Management, Cloud Computing, DevOps, High Throughput, Machine Tool, Microservices, Performance Tuning/Optimization, Production Support, Team Player, Validation Testing
HCL Global Systems Inc.
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