Geoffrey Gilchrist
Senior Cloud Infrastructure Engineer · Cloud Operations · Solutions Architect
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Summary
Cloud infrastructure engineer with 15+ years of experience designing, automating, and supporting enterprise infrastructure across AWS, Azure, and hybrid environments. I enjoy solving complex technical problems, improving reliability through automation, and helping teams build secure, scalable systems.
Experience
Cloud Support Engineer · Amazon Web Services
2022–Present- Provide technical leadership and operational guidance for AWS Enterprise Support customers running large-scale production workloads.
- Partner with AWS service teams to identify product defects and improve EC2, Systems Manager, Security Hub, and Image Builder.
- Serve as a trusted technical advisor for Fortune 500 and enterprise customers operating business-critical AWS environments.
- Developed and deployed internal security software distributed across thousands of AWS-managed endpoints, improving the organization's overall security posture.
- Selected as Voice of the Engineer (VOTE) Lead and member of the Engineer Advisory Board, strengthening collaboration between engineering leadership and frontline engineers.
- Mentored newly hired engineers and engineers transitioning into AWS Escalation/Support Operations.
- Major US airline: Assisted recovery during the global CrowdStrike outage, helping restore critical production infrastructure.
- Major US airline: Guided recovery during a regional AWS service disruption affecting production workloads.
- US federal science mission: Advised engineering teams on cryptography vulnerability remediation and secure infrastructure implementation.
- Two large US financial institutions: Supported planning and execution of large-scale AWS cloud migrations.
Systems Engineer · Digimarc
2019–2022- Managed Windows Failover Clusters, Rubrik disaster recovery, and Linux patching and maintenance.
- Designed Azure Stack HCI clusters and hybrid infrastructure.
- Implemented an organization-wide observability platform (LogicMonitor, Datadog) for better insight into running workloads.
- Extended on-premises services with Azure App Proxy and SSO/MFA, enabling remote work without a VPN.
Systems Administrator · Milestone Systems
2015–2019- Managed VMware, Hyper-V, SAN storage, networking, Office 365, Active Directory, and enterprise backups.
- Led disaster recovery and infrastructure modernization initiatives.
Systems Administrator · Building Champions
2013–2015- Managed Windows Server, Hyper-V, SQL Server, Exchange, and networking.
Enterprise Sales Engineer · Symantec
2009–2010- Delivered enterprise solution demonstrations, proof-of-concept implementations, and technical consulting.
Technical skills
- Cloud Platforms
- AWS, Azure, Hybrid Cloud
- AWS Services
- EC2, ECS Fargate, ECR, IAM, IAM Identity Center, Organizations & SCPs, ELB/ALB, EBS, S3, Route 53, ACM, Systems Manager (SSM), CloudFormation, CloudWatch, Migration Services
- Automation & IaC
- Terraform, CloudFormation, GitHub Actions, CI/CD, Docker, PowerShell, Python (FastAPI)
- Infrastructure
- Windows Server, Linux, VMware, Hyper-V, Azure Stack HCI
- Monitoring & Observability
- CloudWatch, Grafana, Prometheus, LogicMonitor, Datadog
- Identity & Security
- IAM, OIDC federation, Active Directory, LDAP, SSO, MFA
- Networking & Resiliency
- DNS, Firewalls, Load Balancing, Disaster Recovery, High Availability
Certifications
- MCSA: Windows Server 2012
- Microsoft Specialist: Hyper-V & System Center
- Milestone XProtect Advanced Certification