What are the responsibilities and job description for the Senior Network Architect position at Mastek?
Job Description – AWS Network Architect / AWS DevOps Engineer
Location: Quincy, MA (US Onsite)
Type: Hybrid (3 to 4 days based on client request and project demand)
Role: AWS Cloud Networking Engineer/DevOps
Overview
We are seeking an experienced Networking-focused AWS DevOps Engineer to support and optimize our multi-region cloud infrastructure. The ideal candidate will have strong expertise across AWS networking, multi-region architectures, CI/CD, container orchestration, infrastructure automation, and data platform components such as Redshift. This role is part-time but requires a hands-on engineer who can troubleshoot, optimize, and enhance our production and non-production cloud environments.
Key Responsibilities
AWS Multi-Region Architecture & Networking
- Design, implement, and optimize multi-region VPC architectures, peering, Transit Gateway, and routing policies.
- Configure and manage security groups, NACLs, route tables, NAT gateways, IGWs, and cross-region networking.
- Ensure high availability (HA) and disaster recovery (DR) readiness across multiple AWS regions.
- Support network connectivity for hybrid environments (VPN, Direct Connect).
AWS DevOps & Automation
- Develop and maintain CI/CD pipelines using CodePipeline, CodeBuild, GitHub Actions, GitLab, or Jenkins.
- Automate infrastructure provisioning using Terraform, CloudFormation, or CDK.
- Implement and optimize monitoring, logging, and alerting via CloudWatch, OpenSearch, Prometheus/Grafana, or equivalent.
- Drive continuous improvements in deployment reliability and DevOps best practices.
Compute & Container Services
- Manage and optimize EC2 instances including AMIs, autoscaling, patching, and configurations.
- Deploy, scale, and troubleshoot workloads on ECS (Fargate or EC2).
- Implement workload security, resource optimization, and cost controls across compute services.
Redshift & Data Infrastructure Support
- Support Redshift cluster configuration, security, WLM settings, performance optimization, and connectivity.
- Ensure secure and optimized data flows between ETL layers, Redshift, EC2/ECS services, and S3.
- Collaborate with data teams to tune Redshift workloads and ensure optimal network performance.
Security & Compliance
- Enable IAM policies, role-based access, and least-privilege security controls.
- Implement multi-region failover, backup/restore strategies, and environment hardening.
- Ensure compliance with security best practices, patching, encryption, and CloudTrail logging.
Operations, Troubleshooting & Support
- Troubleshoot multi-region connectivity, latency, DNS, and infrastructure issues.
- Optimize cloud spend across compute, networking, and Redshift workloads.
- Provide on-call / ad-hoc support during deployments or critical incidents (as needed).
Required Skills & Experience
Technical Skills
- 10 years of experience as a DevOps, Cloud Engineer, or AWS Infrastructure Engineer.
- Strong AWS networking expertise: VPC, TGW, Route53, VPN, Direct Connect, SGs, NACLs.
- Experience with multi-region, HA, DR architectures.
- Proficient in EC2, ECS (Fargate/EC2 Launch Types), Redshift.
- Strong Terraform / CloudFormation scripting experience.
- Strong experience with Python or Bash for automation.
- Hands-on experience setting up CI/CD pipelines.
- Experience with monitoring/observability tools: CloudWatch, OpenSearch, Grafana/Prometheus, Datadog, etc.
- Familiarity with cloud cost optimization and tagging strategies.
Regards,
Suhas Gharge