Summary
Overview
Work History
Education
Skills
Certification
Languages
Timeline
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David Razdolski

New York,NY

Summary

Experienced Infrastructure and DevOps Engineer with over a decade of hands-on expertise in cloud architecture, systems engineering, and infrastructure automation. Led long-term freelance and contract engagements through Rational Net LLC, delivering tailored infrastructure solutions to clients of all sizes. Recognized by Simple Debt Solutions for consistently excelling in high-impact roles, demonstrating exceptional performance and reliability. Proficient in IaC (Terraform, Ansible), CI/CD, container orchestration (Kubernetes, Docker), and major cloud platforms (AWS, Azure, GCP). Proven track record of driving operational efficiency, ensuring secure scalability, and minimizing downtime in complex environments. Collaborative approach to aligning technical solutions with evolving business needs across cross-functional teams.

Overview

10
10
years of professional experience
1
1
Certification

Work History

Lead Infrastructure Engineer

Simple Debt Solutions
06.2024 - Current
  • Led the automation of recurring infrastructure tasks using PowerShell, Bash, Python, and Ansible, reducing manual workload by 60% and laying the groundwork for scalable operations as the organization expanded
  • Installed and configured rack-mounted servers and network appliances, building a robust on-premises environment; implemented cloud authentication and internal VPNs through Windows Server and Azure to ensure secure, continuous access
  • Deployed and managed a hybrid fleet of on-premises and remote devices via Microsoft Intune and Autopilot, streamlining user onboarding processes and decreasing setup time by 40% across departments
  • Integrated RingCentral and Salesforce with Azure SSO, centralizing authentication for internal tools, simplifying user access control, and enhancing enterprise-wide security posture
  • Orchestrated the full infrastructure landscape using DevOps methodologies, aligning technical initiatives with business strategies and improving system efficiency, scalability, and cross-functional collaboration
  • Drove high-impact infrastructure projects in collaboration with executive leadership, delivering clear project roadmaps that translated business goals into actionable engineering outcomes, accelerating productivity and innovation
  • Directed Microsoft 365, Azure, and Intune operations while leading the shift to Infrastructure as Code with Terraform and Ansible, cutting onboarding time by 50%, reducing manual configurations, and optimizing resource management without increasing costs

Azure Cloud Engineer

Mavis Tire
01.2024 - 06.2024
  • Optimized and managed Azure cloud infrastructure, enhancing scalability, security, and performance.
  • Implemented Infrastructure as Code (IaC) and CI/CD pipelines, transforming legacy operations into agile, cloud-native workflows; improved system reliability and cross-functional collaboration while aligning infrastructure with evolving business goals
  • Conducted thorough cloud cost analyses and implemented optimization strategies to reduce expenses without affecting performance.
  • Directed enterprise-level DevOps initiatives, integrating tools like Spacelift, HashiCorp Vault, 1Password, and Datadog to bolster security, observability, and operational resilience across infrastructure environments
  • Led deployment and integration of Jira, Confluence, Jira Service Management, and Compass.
  • Configured SSO/SAML via Entra ID to ensure secure, seamless access to business-critical applications.
  • Provided 2nd and 3rd level technical support and troubleshooting to internal and external clients.
  • Managed and monitored installed systems for highest level of availability.

Senior System Engineer

The RealReal
01.2023 - 12.2023
  • Directed the full lifecycle of enterprise-scale server and data center infrastructure, supporting over 4,000 users; proactively implemented system enhancements to improve access, performance, and organizational uptime across global operations
  • Served as the SME across Google Workspace/GCP, Azure, Office 365, Okta, VMware, and Veeam, delivering expert-level support and strategic guidance to ensure seamless integration, business continuity, and optimized end-user experience
  • Managed multi-region hybrid storage architecture, integrating solutions like HPE Nimble, Veeam, Panzura, Nasuni, Brocade Fiber Channel, and AWS S3 to enhance data redundancy, reduce latency, and ensure scalable access to mission-critical assets
  • Led major infrastructure transformation initiatives, including full data center migrations and hybrid cloud deployments, aligning IT capabilities with strategic business goals while ensuring minimal disruption to ongoing operations
  • Partnered with InfoSec, Legal, and executive teams to uphold infrastructure security and compliance, implementing proactive risk mitigation strategies to reinforce business continuity and meet evolving regulatory standards
  • Provided Tier 3-4 escalation support and mentored technical teams, resolving complex infrastructure issues while building internal expertise and fostering a culture of operational excellence
  • Improved system stability by performing regular audits, updating software patches, and addressing vulnerabilities promptly.

Datacenter Administrator

Tabush Group
08.2022 - 12.2022
  • Engineered robust data center hardware for VMware Horizon VDI clusters, enhancing infrastructure strength.
  • Managed and fine-tuned large-scale VMware vCenter clusters, optimizing performance and enabling rapid disaster recovery; elevated virtualization strategies to support critical workloads with consistent uptime and enhanced reliability
  • Enhanced monitoring and observability systems for both internal and client environments, boosting system health visibility.
  • Acted as the escalation point for L1-L3 support teams, resolving complex infrastructure issues.
  • Handled sensitive information discreetly, maintaining strict confidentiality at all times as required by company policy or legal regulations.
  • Served as a liaison between departments, fostering open communication channels that improved overall organizational function.

Lead Infrastructure Engineer

Project 42 Holdings LTD
02.2020 - 08.2022
  • Oversaw the entire spectrum of critical infrastructure for internal use as well as over 100+ clients
  • Utilizing Kubernetes, Docker, and CI/CD pipelines to maintain high service availability.
  • Managed GitLab on-premises, Proxmox virtualization, and intricate Bash scripting.
  • Provisioned and maintained servers across multiple hosting providers, utilizing Plesk and Rancher to optimize server performance and uptime; refined scalability strategies to support dynamic workloads in multi-environment infrastructures
  • Executed large-scale Linux patch management across Ubuntu, Debian, and CentOS/RHEL systems, creating secure, automated processes that significantly improved server resilience, reduced vulnerabilities, and upheld high availability standards
  • Integrated Infrastructure as Code (IaC) with Ansible and Terraform, standardizing configuration management across hybrid environments and accelerating infrastructure provisioning to meet evolving internal and client demands efficiently
  • Spearheaded efforts to achieve regulatory compliance within the IT infrastructure landscape by developing and enforcing relevant policies and procedures.
  • Led migration projects from legacy systems to modern platforms, reducing maintenance costs while enhancing capabilities for endusers.

Lead System Architect

Rational Net LLC
01.2015 - 01.2020
  • Supervised and managed over 100 clients and freelance contracts through privately owned LLC.
  • Led end-to-end infrastructure projects for diverse clients, designing custom architectures for cloud migrations, network overhauls, and data integrity solutions that prioritized scalability, security, and long-term performance
  • Managed complex system and network migrations to and from Google Workspace and Office 365, ensuring smooth transitions with minimal disruption, enhanced user experience, and improved alignment with client business objectives
  • Delivered tailored infrastructure solutions that met rigorous technical and operational standards, boosting system uptime, strengthening security frameworks, and earning sustained trust across a broad client base
  • Designed and implemented strategic IT solutions for dozens of clients with varied needs, directly leading DevOps and systems initiatives that consistently produced measurable improvements in efficiency, reliability, and operational agility
  • Empowered organizations to adopt advanced DevOps practices-including IaC with Terraform, Ansible, and OpenTofu, monitoring via Datadog, and CI/CD pipelines-delivering scalable, cost-effective solutions without added complexity
  • Simplified complex requirements into actionable tasks, ensuring clear communication among stakeholders.
  • Increased system reliability by conducting thorough testing and addressing potential vulnerabilities.
  • Resolved critical production issues promptly to minimize downtime and maintain customer satisfaction levels.
  • Provided technical leadership to team members during system design.
  • Collaborated with clients to determine project specifications and scope.
  • Provided technical expertise during sales pitches, contributing to an increase in new client acquisitions for the company.
  • Participated in industry conferences to stay updated on emerging trends and incorporate them into future projects.

Education

Bachelor Of Business Administration (BBA) - Business Administration and Management

Montclair State University
Montclair, NJ
05.2026

Skills

  • Cloud Platforms: Azure, AWS, GCP, IBM Cloud, OpenStack
  • Productivity and Workspace Platforms: Microsoft 365, Google Workspace
  • Infrastructure as Code (IaC): Terraform, Ansible, OpenTofu, Packer, Chef, Puppet
  • DevOps & CI/CD: GitLab and GitHub Actions
  • Containers & Orchestration: Kubernetes, Docker, Rancher
  • Virtualization & Hosting Systems: VMware vSphere/vCenter, Hyper-V, Proxmox, Plesk and cPanel
  • Operating Systems: Linux, MacOS, and Windows (MacOS, Ubuntu, Debian, CentOS, RHEL, Windows Server)
  • Scripting & Automation: Bash and PowerShell
  • Monitoring & Observability: Datadog, Prometheus, Grafana, Zabbix, Logstash
  • Identity & Access Management (IAM): Entra ID/Azure AD, Okta, SAML/SSO
  • Secrets Management: 1Password, Bitwarden, HashiCorp Vault
  • Backup & Storage: Veeam, Panzura, Nasuni, Brocade Fiber Channel, AWS S3
  • Productivity & Collaboration: Jira, Confluence, Jira Service Management, Compass
  • VoIP and Communication Systems: RingCentral, Microsoft Teams, Google Meet, Zoom, Slack
  • Endpoint Management: Microsoft Intune, Autopilot, Jamf, VMware Workspace One, Group Policy Management
  • Networking: VPN, DNS, DHCP, Firewalls, Network Appliances, Cisco Meraki, Juniper
  • Cloud infrastructure management and Infrastructure

Certification

  • CompTIA Server+
  • Microsoft Certified: Azure Fundamentals

Languages

English
Native or Bilingual
Russian
Native or Bilingual

Timeline

Lead Infrastructure Engineer

Simple Debt Solutions
06.2024 - Current

Azure Cloud Engineer

Mavis Tire
01.2024 - 06.2024

Senior System Engineer

The RealReal
01.2023 - 12.2023

Datacenter Administrator

Tabush Group
08.2022 - 12.2022

Lead Infrastructure Engineer

Project 42 Holdings LTD
02.2020 - 08.2022

Lead System Architect

Rational Net LLC
01.2015 - 01.2020

Bachelor Of Business Administration (BBA) - Business Administration and Management

Montclair State University

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David Razdolski