As an IT Support Professional and Systems Administrator, I specialize in keeping businesses operational by managing complex backend systems, from core Microsoft environments to High-Performance Computing (HPC) infrastructures. With a background spanning Managed Service Providers (MSPs) and cutting-edge AI organizations, I bridge the gap between advanced technical architecture and seamless end-user support.
⚙️ Core Technical Expertise:
High-Performance Computing (HPC) & AI: Infrastructure optimization and technical support for advanced computing environments and AI workloads.
Managed Services (MSP) Operations: Comprehensive client infrastructure support, remote monitoring, and multi-tenant environment management.
Cloud & Microsoft Ecosystem: Office 365 Administration, Microsoft Azure, Active Directory (AAD), Windows Desktop Systems.
IT Service Management (ITSM): ServiceNow, JIRA, Salesforce, incident lifecycle management.
Remote Support & Infrastructure: LogMeIn Rescue, BeyondTrust, hardware/software deployment, asset management.
Communications: VoIP, telephony, and telecom network support.
I am passionate about continuous learning and staying updated with emerging tech to deliver innovative, root-cause solutions rather than just temporary band-aids.
📩 Open to networking and discussing opportunities in IT Administration, HPC Infrastructure, and Technical Support.
Jira
Tech & IT
ServiceNow
Ticketing System
Microsoft Azure
Information Technology
Computer
Office 365
LogMeIn Rescue
Salesforce
BeyondTrust
Oracle Cloud
Srinivas G.
Bengaluru, India
$20/hr
5.0
2 jobs
Objective:
o Seeking senior level position as ITaaS/Virtualization Architect/SME leveraging 12 year
specialization in virtualization & Storage technologies ideal position would focus on driving
significant data center initiatives in the Virtualization, VDI, and Cloud space utilizing VCE
Vblock
o Areas of Expertise Storage, Virtualization VCE Vblock vCloud View - Virtual Desktop
Infrastructure VDi VMware Cisco UCS Architecture Design System Administration Disaster
Recovery Windows Cluster Server, Unix, Linux & Database administration
Summary:
o 18 years' experience in IT field providing premier consulting and support services to Fortune
500 customers.
o 12 years' specialization as Virtualization SME, Architect and Engineer & Storage
o Experience with VMware products beginning in 2000 including vSphere 4.0, 4.1, 4.5, 5.0, 5.1,
5.5, 6.
VMware vSphere
Linux
VMware Administration
Storage Device
AIX
Unix System Administration
VMware ESX Server
Abdul W.
Karachi, Pakistan
$4/hr
4.3
3 jobs
I am a professional Remote IT Consultant with strong experience in IT infrastructure, cloud services, virtualization, backup, and security. I help businesses design, optimize, and maintain secure and reliable IT environments—without the need for on-site presence.
My consulting approach focuses on stability, security, and scalability, ensuring IT systems fully support business operations. I have worked with enterprise environments and SMBs, providing remote support across different time zones.
Key Areas of Expertise:
Windows Server (AD, DNS, DHCP)
Virtualization (VMware ESXi, Hyper-V)
Cloud Services (Azure, Microsoft 365)
Backup & Disaster Recovery (Veeam)
Network & Firewall Configuration
Server Storage & RAID
Monitoring, Troubleshooting & Optimization
Why work with me?
Clear communication and fast response
Secure remote access and best practices
Business-focused IT solutions
Long-term support mindset
If you’re looking for a reliable remote IT consultant to manage or improve your infrastructure, I’d be happy to discuss your requirements.
IT Infrastructure
Remote IT Management
Windows Server
VMware Administration
Microsoft Azure
Microsoft Exchange Online
Backup & Migration
Network Security
Firewall
System Administration
DevOps
IT Support
Microsoft Hyper-V Server
Domain Migration
Web Host Manager
Chinmoy B.
Dhaka, Bangladesh
$30/hr
4.3
40 jobs
With 12+ years of experience, I specialize in Windows, Linux, Network & Virtualization including VMware, Hyper-v, Proxmox and enterprise IT management to deliver secure, high-performance, and scalable infrastructures.
💻 Services that, I Provide:
1️⃣Windows Server, Active Directory, Entra ID, Intune, Microsoft 365 & G Suite
🔹 Windows Server (2012, 2016, 2019, 2022)- Active Directory setup and administration, Users/Groups, OU design, GPO, trusts
🔹 Core services: DNS/DHCP, WSUS, WDS, File/Print servers, permissions/ACLs, SMB shares
🔹 High availability: Failover Clustering, HA/DR planning and implementation
🔹 Identity & access: Microsoft Entra ID tenant management, identity integration (hybrid identity), conditional access basics
🔹 Endpoint management: Microsoft Intune device enrollment, compliance policies, configuration profiles, app deployment, security baselines
🔹 Security & certificates: AD CS / PKI, certificate services, SSL/TLS configuration and hardening
🔹 Microsoft 365 and Google Workspace (G-Suite) admin support (accounts, policies, mail flow basics, and tenant operations)
🔹 Active Directory Certificate Services (AD CS) & Public Key Infrastructure (PKI) – Deployment & Management
🔹 Web & app hosting: IIS installation/configuration, IIS Load Balancing, IIS WebFarm ARR, SSL binding, security hardening, and IIS troubleshooting
2️⃣ Linux & Web Server Administration
🔹 Linux Administration – RHEL, Ubuntu, Debian, CentOS
🔹 Service Management – Samba Server, Mail server, Zimbra, GIT, NFS, ISCSI, FTP, SFTP, Elasticsearch, Redis, LDAP, Docker, Nodejs, Express, NIC teaming
🔹 Database Management – MySQL, MariaDB, MongoDB, Percona, XtraBackup, PostgreSQL, Mirroring/High Availability.
🔹 Web Servers – NGINX / Apache (LEMP/LAMP), HAProxy, reverse proxy, SSL/TLS
🔹 Security: FirewallD, SELinux, UFW, ACL, SSH, hardening
🔹 Automation ( Bash, CHEF, Ansible, Terraform, Python )
3️⃣VMware, Proxmox & Hyper-V Virtualization Expertise
🔹 VMware ESXi, vCenter, NSX, vSAN & Horizon deployment and management
🔹 High Availability, DRS, vMotion, D-Switch, VLANs,& AD integration in VMware
🔹 Proxmox with LXC/KVM, Live Migration, Ceph storage & HA cluster configuration
🔹 Hyper-V setup with clustering, Live Migration, Storage Spaces Direct & Azure hybrid integration
🔹 iSCSI/Fibre Channel SAN, snapshot management & storage optimization
🔹 Strong in VM hardening, disaster recovery & performance tuning
4️⃣ Backup, Storage, Database, & Disaster Recovery
🔹 Veeam Backup & Replication, hardened Linux repo, offsite backup strategy, immutability planning
🔹 Veeam Cloud Connect, Veeam Cloud Connect Replication, Veeam Service Provider, Veeam Backup as a Service (BaaS), Veeam DR as a Service (DRaaS)
🔹 Expertise in Synology NAS, QNAP, TrueNAS, & Nextcloud for secure storage
🔹 Backup, replication, failover, & DR strategies for BCP
🔹 Database admin for MSSQL, MySQL, PostgreSQL,MariaDB, Percona, Mirroring/High Availability, XtraBackup
5️⃣Networking, Firewalls, VPN & Security
🔹Routing & Switching (Cisco, Juniper, MikroTik , Huawei)
🔹 Routing/switching concepts, VLANs, trunking, NAT, LAN/WAN
🔹L4/L7 Firewall Policy Configuration (SonicWall, Sophos, Cisco ASA, Fortinet)
🔹VPN (IPSec, OpenVPN, WireGuard), Load Balancing & HA
🔹SD-WAN Deployment & NSX / NSX-T Micro-Segmentation
🔹Network Monitoring & Optimization using SNMP, NetFlow, Syslog
6️⃣ System Hardening, Security posture, endpoint/SOC tooling & Cloud
🔹 AWS: EC2, S3, IAM, VPC, Security Groups/NACLs, Route 53, Load Balancer, RDS, SNS/SQS
🔹 Skilled in SSL/TLS, clustering, & thread pool tuning
🔹 Strong in log analysis, performance tuning & system hardening
🔹 EDR: SentinelOne, CrowdStrike (deployment support, policy alignment, troubleshooting)
🔹 SIEM / Log management: Wazuh, GrayLog, Splunk, ManageEngine Log360 (log ingestion basics, alerting workflows, dashboard/reporting support)
🔹 Baseline hardening & hygiene: patching approach, access control, audit readiness, and incident-support workflows
🔹 Hardening Windows/Linux systems with Windows Firewall, Firewalld, IPTables, GPOs
🔹 Implementing NIST & CIS benchmarks, audits, patch and ISO-27001,PCI-DSS, HIPAA
compliance
🔹 Python/PowerShell/Bash/Ansible scripting for automation
7️⃣ Monitoring, RMM + Documentation
🔹 Monitoring: Zabbix, Grafana/Prometheus, Nagios, AppDynamics & New Relic
🔹 RMM & MSP tooling: Syncro, ConnectWise (Automate/Manage where applicable), NinjaOne (Ninja RMM) for endpoint monitoring, patching, alerting, and remote support workflows
🔹 Strong focus on clear documentation, diagrams, SOPs, Change Management, reporting, and security posture documentation (controls, checklists, and runbooks)
🚀 Why Choose Me?
✔ 12+ years of enterprise IT experience in Windows, Linux, Virtualization & Cloud
✔ Proven expertise in troubleshooting & optimizing IT infrastructures
✔ Strong security focus – Ensuring system stability & compliance
✔ Efficient automation – Using Python, PowerShell & Bash scripting
VMware vSphere
NGINX
Ubuntu
Microsoft IIS
System Administration
Windows Server
CentOS
Apache HTTP Server
SSL
Web Server
Firewall
TLS1.2
Security Testing
Linux System Administration
DevOps
Docker
Srinivasu M.
Hyderabad, India
$25/hr
5.0
2 jobs
With over 16 years of experience in IT infrastructure management, I specialize in overseeing and administering a wide range of enterprise technologies, including Windows Server, Active Directory, Hyper-V, Microsoft Exchange, Office 365, VMware, and Azure. My expertise extends to managing large-scale, complex environments across diverse and heterogeneous platforms. I have a proven track record of ensuring seamless integration, optimizing system performance, and providing strategic leadership in multi-vendor, cross-platform IT environments. My experience encompasses not only day-to-day operations but also long-term planning, capacity management, and troubleshooting in mission-critical systems.
DNS
Microsoft Azure
Microsoft Active Directory
DHCP
Microsoft Exchange Server
Google Cloud Platform
Microsoft IIS
Windows Server
AWS Server Migration
Microsoft Hyper-V Server
Linux System Administration
VMware Administration
Ahmed S.
Riyadh, Saudi Arabia
$30/hr
4.9
47 jobs
Need help fixing an infrastructure issue, migrating servers, improving performance, or building a reliable cloud/hybrid environment?
I help businesses solve IT infrastructure problems quickly, reduce downtime, and deliver secure and reliable solutions without unnecessary complexity or cost.
My key expertise includes:
• VMware: vSphere, ESXi, vCenter, HA, Replication, migrations & troubleshooting
• Microsoft: Windows Server, Active Directory, DNS, DHCP, GPO, IIS & RDS
• SQL Server: Administration, Always On, HA/DR, clustering & troubleshooting
• Microsoft 365 & Exchange: Migration, hybrid configuration & administration
• Azure: VMs, networking, storage, Entra ID & hybrid environments
• AWS: EC2, S3, VPC, Load Balancing & Route 53
• Infrastructure: Migration, Disaster Recovery, performance optimization & troubleshooting
Why clients work with me:
✓ Strong troubleshooting and problem-solving skills
✓ Clear communication and documentation
✓ Enterprise infrastructure experience
✓ Solutions designed around your requirements and budget
✓ Available for troubleshooting, consulting, migrations, and long-term support
Certified: VMware VCP-DCV | VCP-NV | Microsoft | Azure Administrator | CCNA | ITIL | Rapid7
Whether you have an urgent technical issue or are planning a new infrastructure project, send me a message with your requirements and I’ll help you identify the best approach.
Windows Server
DHCP
Microsoft Windows PowerShell
Office 365
DNS
Citrix Virtual Apps & Desktops
Microsoft Active Directory
Microsoft IIS
VMWare
Citrix
How it works
Post a job for freePost a job
Tell us what you need. Create your own job post or generate one with AI then filter talent matches.
Hire top talent fast
Consult, interview, and hire quickly, so you can meet the freelancers you're excited about.
Collaborate easily
Use Upwork to chat or video call, share files, and track project progress right from the app.
Payment simplified
Manage payments in one place with flexible billing options. Only pay for approved work, hourly or by milestone.
Don't just take our word for it
“Upwork provides an umbrella-level of security. I can see a talent’s work history and ratings. I can hold payments in escrow. I can communicate through Upwork Messages instead of working through my email address.”
KD
Kim Darling
Emerald Tiger
“Upwork is the best platform to hire skilled professionals when we're not looking for a full-time employee. All the companies in our portfolio use Upwork to find talent across a wide range of fields.”
DM
David Merry
Kinetic Investments
“Our very specific requirements can be a challenge—With Upwork, we’re able to access a bigger community to ensure the success of our projects.”
KK
Katja Krohn
Summa Linguae
How do I hire a IBM z/VM Administrator on Upwork?
You can hire a IBM z/VM Administrator on Upwork in four simple steps:
Create a job post tailored to your IBM z/VM Administrator project scope. We’ll walk you through the process step by step.
Browse top IBM z/VM Administrator talent on Upwork and invite them to your project.
Once the proposals start flowing in, create a shortlist of top IBM z/VM Administrator profiles and interview.
Hire the right IBM z/VM Administrator for your project from Upwork, the world’s largest work marketplace.
At Upwork, we believe talent staffing should be easy.
How much does it cost to hire a IBM z/VM Administrator?
Rates charged by IBM z/VM Administrators on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.
Why hire a IBM z/VM Administrator on Upwork?
As the world’s work marketplace, we connect highly-skilled freelance IBM z/VM Administrators and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream IBM z/VM Administrator team you need to succeed.
Can I hire a IBM z/VM Administrator within 24 hours on Upwork?
Depending on availability and the quality of your job post, it’s entirely possible to sign up for Upwork and receive IBM z/VM Administrator proposals within 24 hours of posting a job description.