IT Infrastructure & Cloud

Esmaeil Zarean

San Francisco Bay Area

IT Infrastructure & Cloud Specialist

Building the networks
that keep
businesses running.

14+ years of hands-on experience in networking, cloud computing, virtualization, and cybersecurity. I design and maintain the infrastructure others build on.

14+
Years experience
8
Certifications
50+
Technologies
100%
Uptime mindset
esmaeil@cloud:~
whoami
Esmaeil Zarean
skills --list
✓ Cloud & Virtualization
✓ Network Security
✓ Microsoft Ecosystem
✓ Storage Systems
✓ Infrastructure Automation
✓ Monitoring & Reliability
availability
✓ Open to new opportunities

About

Calm under pressure.
Sharp on the details.

I'm a highly motivated and detail-oriented IT Infrastructure & Cloud Specialist with over 14 years of hands-on experience in networking, system administration, and cloud technologies.

With a strong academic background and cross-disciplinary engineering knowledge, I bring a structured, analytical approach to solving complex technical challenges. I'm passionate about innovation and continuously adapting to new technologies.

Known for being calm under pressure, flexible in dynamic environments, and deeply committed to delivering reliable, secure IT solutions that businesses can depend on.

Root cause analyst Team player Continuous learner Documentation-first Security-minded
Location
San Francisco Bay Area
Status
Available for new opportunities
Focus areas
Cloud · Security · Infrastructure

Expertise

Full-stack infrastructure,
top to bottom.

From the physical network layer up to cloud orchestration — I've built and maintained it all in production environments.

FortiGateVMware ESXiMicrosoft Azure AWSActive DirectoryHyper-V JuniperCisco FirePowerProxmox CitrixF5Sophos pfSenseKerioEMC NetAppHPESynology QNAPPRTGSolarWinds PowerShellDockerJenkins ISO 27001Horizon View
🛡️

Network Security

Designing and enforcing perimeter and internal security using enterprise-grade firewalls and hardened topologies.

FortiGateJuniperF5pfSense
☁️

Cloud & Virtualization

Architecting scalable cloud environments and virtualized infrastructure for high availability and resilience.

AzureAWSVMwareHyper-V
🖥️

Microsoft Ecosystem

Deep expertise in Active Directory, DNS, DHCP, and Group Policy for large enterprise environments.

ADDSDNSDHCPGPO
💾

Storage Systems

Administering enterprise SAN/NAS solutions to ensure data integrity, redundancy, and performance at scale.

EMCNetAppHPEQNAP
📡

Monitoring & Reliability

Proactive infrastructure monitoring and incident response to maintain maximum uptime and system availability.

PRTGSolarWinds
⚙️

Automation & DevOps

Streamlining infrastructure operations through scripting and CI/CD tooling to reduce manual overhead.

PowerShellDockerJenkins

Experience

14 years building
reliable infrastructure.

A career spent keeping critical systems up, secure, and scalable.

☁️
IT Infrastructure & Cloud Specialist2018 – Present
Senior Role — Bay Area, CA
Leading cloud migration projects, managing enterprise virtualization stacks, and designing secure network architectures for multi-site organizations. Responsible for uptime, security posture, and capacity planning.
🔒
Senior Network & Security Engineer2014 – 2018
Infrastructure Role
Implemented and managed enterprise firewalls (FortiGate, Cisco FirePower), configured VPN solutions, and maintained ISO 27001 compliance. Led troubleshooting for complex routing and switching issues.
🖥️
Systems Administrator2010 – 2014
IT Operations
Managed Windows Server environments, Active Directory, and VMware ESXi clusters. Administered enterprise storage systems (EMC, HPE) and deployed monitoring with PRTG and SolarWinds.

Certifications

Verified credentials.

Industry-recognized certifications backing 14+ years of real-world practice.

🔵

CCNA

Cisco Certified Network Associate

🔐

ISMS

ISO/IEC 27001

🟢

Google IT Support

Professional Certificate

🔵

Google Cybersecurity

Professional Certificate

🟦

MCITP

Microsoft Certified IT Professional

☁️

Azure Fundamentals

Microsoft AZ-900

🔒

CompTIA Security+

CompTIA

🟡

AWS Solutions Architect

Associate — Amazon Web Services


Contact

Let's build something
reliable together.

Open to new roles, consulting projects, and interesting infrastructure challenges. Based in San Jose, CA — available remotely worldwide.