[Hiring] Sr AWS Migration Engineer @TekWissen

Role Description

Job Title: Sr AWS Migration Engineer

Location: Seattle WA/Boston, MA

Duration: 2 Months

Job Type: Temporary Assignment

Work Type: Remote

Core AWS Migration Skills:

• AWS Migration Framework — Deep understanding of the Assess → Mobilize → Migrate & Modernize phases and the 7 R's migration strategies (Rehost, Replatform, Refactor, Repurchase, Retire, Retain, Relocate)
• AWS Application Migration Service (MGN) — Primary tool for lift-and-shift rehosting of VMware VMs and physical servers to EC2; experience with replication agents, launch templates, and cutover workflows
• AWS Database Migration Service (DMS) — Hands-on experience with DMS for SQL Server migrations, including Schema Conversion Tool (SCT) for heterogeneous migrations
• AWS Migration Hub — Familiarity with tracking migration progress across multiple tools and integrating partner tools
• VMware-to-AWS migration — Experience with AWS MGN, VM Import/Export, and optionally AWS Transform for VMware workloads

Infrastructure & IaC Skills:

• Terraform — Strong proficiency for provisioning landing zones, VPCs, subnets, security groups, IAM roles, and target-state infrastructure on AWS
• AMI management — Creating, customizing, and managing Amazon Machine Images for standardized deployments (Optional)
• Networking — VPC design, Direct Connect/VPN setup, security groups, NACLs, Route 53 DNS cutover, and hybrid connectivity between on-prem/Azure and AWS (Optional)

Microsoft & Windows Workload Expertise:

• .NET application migration — Experience migrating .NET Framework apps to AWS (EC2 rehost or refactoring to .NET Core/Linux)
• SQL Server on AWS — Knowledge of SQL Server on EC2, Amazon RDS for SQL Server, and Aurora PostgreSQL as refactoring targets
• Windows Server administration — Managing Windows workloads on EC2, licensing (BYOL vs. License Included), Active Directory integration
• Azure-to-AWS migration — Experience with VM Import/Export from Azure VHDs, understanding Azure resource mapping to AWS equivalents, and handling Azure-specific dependencies (optional)

Database Migration Skills:

• DMS configuration — Setting up replication instances, source/target endpoints, and migration tasks for SQL Server
• Schema conversion — Using AWS SCT for schema analysis and conversion when refactoring databases
• Database performance tuning — Post-migration optimization and validation
• Data validation — Ensuring data integrity during and after migration

Project & Methodology Skills:

• Large-scale migration experience — Proven track record with 100+ server migrations
• Wave planning — Ability to group and sequence 115 applications into migration waves based on dependencies, complexity, and business criticality
• Application discovery & dependency mapping — Using AWS Application Discovery Service or similar tools to map application interdependencies
• Cutover planning — Designing rollback plans, minimizing downtime, and coordinating maintenance windows
• RACI and stakeholder management — Defining roles across customer, partner, and AWS teams.

Qualifications

• AWS Solutions Architect – Associate (minimum) or Professional
• AWS Certified SysOps Administrator – Associate
• AWS Certified DevOps Engineer – Professional (preferred for refactoring work)
• Additional: Microsoft certifications for .NET/SQL Server are a plus

Requirements

• Minimum 8 years infrastructure administration (Windows, networking, storage, virtualization)
• Minimum 6 years hands-on AWS migration delivery experience
• Experience with at least one datacenter exit or large-scale migration (100+ servers)
• Familiarity with MAP (Migration Acceleration Program) milestones and deliverables

Nice-to-Have Skills

• AWS Transform — For automated .NET modernization and VMware migration acceleration
• Containerization (ECS/EKS) — If any refactoring targets containers
• CI/CD pipelines — For modernized application deployment
• Cost optimization — Right-sizing EC2 instances, Reserved Instances/Savings Plans planning
• Security best practices — AWS Well-Architected Framework, IAM, encryption, compliance.