Robert Lang
Summary
IT Professional delivering cloud innovation, resilient infrastructures, and robust security. Led projects from conception to completion through effective coordination of design teams and budget management, ensuring compliance with regulations. Focused on empowering users and creating lasting value that drives organizations into the future.
Overview
8
8
years of professional experience
Work History
Senior Infrastructure Engineer
Semler Scientific, Inc.
10.2019 - 12.2025
- Trained, mentored, and directed a cross-functional infrastructure team to design, deploy, and implemented scalable cloud environments for a leading medical test services provider - delivering solid high availability, excellent performance, and relentless innovation in a 100% remote environment. We supported Windows, multiple forms of Linux, and Kubernetes - all in Azure.
- Drove enterprise-wide IT governance in HiTRUST/HIPAA medical company, launching Change Control Board, streamlining change/incident workflows, and engineering advanced reporting systems to ensure compliance and enhance communication.
- Exceeded quarterly IT goals with corporate strategy, delivering flawless annual HiTrust certification audits every time.
- Led end-to-end creation of secure FedRAMP-authorized Azure tenant, providing documentation, rigorous testing, and ongoing operations while serving as key liaison to unlock high-stakes VA contracts.
- Built and scaled lean IT department from scratch, optimizing resources and instituting monthly cost tracking to support financial accountability and resource allocation.
- Mastered MySQL DBA role, delivering lightning-fast performance, bulletproof reliability, and zero-compromise data integrity for mission-critical systems.
- Built and maintained Site-to-Site VPNs between our company and health-care providers to seamlessly integrate our production systems with the customer EMRs.
- Contributed to success of leading medical test services provider.
Infrastructure Administration Engineer
HealthSmart Benefits Solutions
09.2019 - 10.2019
- Joined post-merger integration team as core contractor, optimized Active Directory by consolidating messy, overlapping environments into a single streamlined instance using VMWare.
- Led AD restructuring and Group Policy refinement. Executed thorough cleanup to remove redundancies and align with industry standards.
- Designed innovative solutions for health benefits management systems.
- Collaborated with cross-functional teams to enhance product features.
- Analyzed user requirements to improve software functionality and user experience.
Infrastructure Administration Engineer
Danone North America
07.2017 - 07.2019
- Administered massive virtual machine clusters and enterprise networks for a global MSP, powering seamless operations for 30,000+ users across the Americas using VMWare under Nutanix.
- Orchestrated Nutanix administration across North and South America, managing migrations from legacy infrastructure to Nutanix platforms.
- Deployed and administered diverse VMs (Windows, Mac, RHEL, Ubuntu, SAMBA) worldwide; owned global Active Directory, VMware/Nutanix virtualization, patching, upgrades, and heavy-hitting PowerShell/Bash scripting.
- Acted as Tier-3 escalation resource, leading the way in performance, securing backup and recovery, and facilitating system evolution.
- Led vulnerability hunts and rapid remediation, driving Nutanix rollouts, system migrations, Azure groundwork, and virtual network builds in global Cisco/Fortinet environments.
- Executed complex LAN/WAN troubleshooting, managed firewall/monitoring, and coordinated high-visibility special projects with comprehensive documentation and cross-team collaboration.
Education
Communications
Moody Bible Institute
Computer Programming
Stark Technical College
Skills
- Azure
- IaaS
- IaC
- Automation
- Containers
- Linux
- Orchestration
- CI/CD
- Windows
- GitOps
- Observability
- Reliability
- Networking
- Security
- Scripting
- Languages
- Unix administration
- Windows Server
- Cross-platform support
- MySQL
- Disaster Recovery
- Cost Optimization
- Cloud architecture
- Change management
- Azure administration
- Data integrity
- VMware optimization
- IT governance
- System migrations
- Network performance
- Security compliance
- Cost tracking
- Team leadership
- Problem solving
- Effective communication
- Cross-functional collaboration
- Mentoring employees
- Incident management
- Virtualization technologies
- Cloud management
- Team collaboration
- Disaster recovery
- CI/CD
- Network design
- Application load balancing
- OS administration
- Capacity planning
- Backup solutions
- Server hardware configuration
- Storage area networks
- Infrastructure automation
- Scalability strategies
- ITIL framework
- Database management systems
- SLA management
- Scripting languages
- Configuration management tools
- Technical documentation writing
- Vendor relationship management
- Release management
- Data center operations
- Stakeholder communication
- System security implementation
- Containerization solutions
- High availability clustering
- Storage area network management
- Prioritization
- Technology integration
- IT security best practices
- System administration
- Windows server administration
- Incident management
- Performance monitoring and tuning
- Team building
- Interdisciplinary collaboration
- Network design and implementation
- Vendor sourcing
- Configuration management
- Strategic planning
- Linux and unix administration
- Server hardware troubleshooting
- Containerization technologies
- Database administration
- Capacity planning
- Load balancing techniques
- Project oversight
- Training and mentoring
- Compliance
- Scripting and programming
- Interpersonal communication
Accomplishments
- Fully migrated ALL servers and components from on-prem into AZURE Cloud for real-time medical testing device company (VMs - provision, manage, patch), network, database (MySQL), firewalls, test, pre-prod, and prod environments, web server, web services, Container Apps, Storage Accounts, SFTP, Entra-ID, Cost-Billing Management, monitoring and alerting
- Successfully mitigated a ransomware attack with minimal data-loss and NO RANSOM
- Passed 6 successive HiTRUST audits for a remote-only medical device testing company
- Successfully locked down our Azure environment using Conditional Access, Microsoft Authenticator, and Zero-Trust VPN for a remote-only medical device company
- Successfully set up independent Azure tenant for FedRAMP approval
- Successfully migrated real-time production systems from VM-based to container-based using Github, Jenkins, Azure Front-Door and Azure ContainerApps
- Remotely directed hardware upgrades of Nutanix cluster hyper-converged hosts in South, Central, and North America for a global food supplier
- Successfully deployed Linux VM to facilitate ETL scripts for the production MySQL Database automated all scripting via Cron
- Successfully migrated on-prem systems from independent hosting facility to Azure
- Transitioned all production systems to multi-regional High Availability under Azure using Load Balancers and ContainerApps
- Transitioned all systems and AD in North America to new company after buyout
Personal Information
Title: Sr Infrastructure Engineer
Core Technical Skills
- Azure - Portal - (Create VMs, Load Balancers, Databases, Container App Environments, WAF, Networks, peering, NICs, Windows, Linux, GitHub/Jenkins integration, High Availability, Disaster Recovery, multiple tenants, multiple regions, ARM templates, patch-manager, Monitors and alerts)
- IaaS: Azure, VMWare, Nutanix
- IaC & Automation: Bare Metal build - ARM or portal
- Containers & Orchestration: Azure Container Apps, Kubernetes (EKS/AKS/GKE), Docker
- CI/CD & GitOps: GitHub, Jenkins
- Observability & Reliability: Azure Alerts, Pagerduty, Azure Monitor
- Networking & Security: VN peerings, NSGs, Security Groups, WAF, IAM Roles, Firewalls, Network design
- Azure, Zero Trust VPN, Barracuda CloudGen4 Firewalls
- Scripting & Languages: Bash, PowerShell, other Linux shells
- Other: Linux (Ubuntu/RHEL), Windows Server, Mac, MySQL, Disaster Recovery, Cost Optimization (Azure)
Training
- Microsoft Systems Administration
- Microsoft Advanced Systems Administration - AD & GPO management
Mission
to deliver bold, measurable business wins that propel organizations and their clients into the future!
Timeline
Senior Infrastructure Engineer
Semler Scientific, Inc.
10.2019 - 12.2025
Infrastructure Administration Engineer
HealthSmart Benefits Solutions
09.2019 - 10.2019
Infrastructure Administration Engineer
Danone North America
07.2017 - 07.2019
Communications
Moody Bible Institute
Computer Programming
Stark Technical College