I am a Senior Linux System Administrator and DevOps Engineer with 5+ years of experience managing enterprise Linux infrastructure, cloud platforms, web hosting environments, and production systems.
Currently, I work as an L2 Technical Support Specialist at UltaHost, where I manage large-scale Linux servers, perform L2/L3 troubleshooting, automate infrastructure, and ensure high availability for production environments.
Previously, I spent over four years at Newfold Digital (Bluehost, HostGator, Network Solutions, and other brands), providing enterprise hosting support and resolving complex server, DNS, email, SSL, and Linux infrastructure issues for customers worldwide.
What I can help you with
✔ Linux Server Administration (Ubuntu, CentOS, AlmaLinux, Rocky Linux, Debian, RHEL)
✔ Web Hosting Support
cPanel / WHM
Plesk
CyberPanel
HestiaCP
aaPanel
ISPmanager
OpenLiteSpeed
✔ Cloud Infrastructure
AWS
Azure
Google Cloud Platform (GCP)
✔ Web Servers
Apache
Nginx
OpenLiteSpeed
LiteSpeed Enterprise
✔ Email Administration
Exim
Dovecot
SMTP
IMAP
SPF
DKIM
DMARC
Mail delivery troubleshooting
✔ Database Administration
MySQL
MariaDB
PostgreSQL
✔ Security
SSL Installation & Renewal
Let's Encrypt
Cloudflare
CSF Firewall
Fail2Ban
Server Hardening
✔ DevOps & Automation
Bash Scripting
Python Automation
Terraform
Jenkins
Docker
Git
✔ Monitoring & Troubleshooting
Root Cause Analysis (RCA)
Log Analysis
Performance Optimization
Resource Monitoring
Server Migration
Backup & Disaster Recovery
Why clients work with me
• 5+ years of enterprise Linux and hosting experience
• Strong troubleshooting skills for production environments
• Fast turnaround and clear communication
• Focus on long-term, reliable solutions rather than temporary fixes
• Experience supporting thousands of Linux hosting environments
Whether you need help fixing a production issue, optimizing your server, migrating websites, configuring cloud infrastructure, or automating repetitive tasks, I can deliver reliable and efficient solutions.
Let's discuss your project and find the best solution for your infrastructure.
Linux System Administration
Customer Service
Server
Technical Support
cPanel
Plesk
DNS
CentOS
Web Hosting
SSL
Server Administration
Baljinder S.
Ludhiana, India
$15/hr
4.6
77 jobs
Are you looking for a reliable Linux System Administrator or DevOps Engineer to manage your servers, cloud infrastructure, and production environment?
With 12+ years of hands-on experience , I help businesses build, migrate, secure, optimize, and maintain Linux, Windows, and cloud infrastructure. My focus is delivering reliable, secure, and high-performance solutions that minimize downtime and improve system stability.
### What I Can Help You With
✅ Linux Server Administration (Ubuntu, CentOS, Debian, RHEL, Amazon Linux, Fedora)
✅ Windows Server Administration
✅ AWS, Microsoft Azure & Google Cloud Platform (GCP)
✅ EC2, S3, RDS, Route 53, CloudFront, ELB, Auto Scaling, SES, Lightsail
✅ DevOps & Automation
* Docker
* Jenkins
* Git, GitHub, GitLab
* Terraform
* Ansible
* CI/CD Pipeline Implementation
✅ Virtualization
* VMware
* Proxmox
* Hyper-V
* KVM
* VirtualBox
* OpenVZ
✅ Web Hosting & Control Panels
* cPanel/WHM
* Plesk
* Webmin/Virtualmin
* CentOS Web Panel (CWP)
* WHMCS Setup & Configuration
✅ Web Servers & Databases
* Apache
* Nginx
* MySQL
* MariaDB
* PostgreSQL
* MongoDB
* Amazon Aurora
✅ Website & Application Support
* WordPress Installation & Migration
* Laravel
* Node.js
* Malware Removal
* Website Performance Optimization
* SSL Installation & Renewal
✅ Email & Collaboration
* Google Workspace (G Suite)
* Microsoft 365
* Postfix
* Sendmail
* DNS
* SPF, DKIM & DMARC Configuration
✅ Security & Monitoring
* Cloudflare
* Fail2Ban
* IPTables
* Firewall Configuration
* SSL Certificates
* DDoS Protection
* Nagios
* Zabbix
* Grafana
### Cloud & VPS Platforms
* AWS
* Azure
* Google Cloud Platform (GCP)
* DigitalOcean
* Linode
* Vultr
* OVH
* HostGator
* Bluehost
* GoDaddy
* Rackspace
### Why Clients Hire Me
✔ 12+ Years of Professional Experience
✔ Fast Response & Clear Communication
✔ Security-Focused Solutions
✔ Reliable Long-Term Server Support
✔ High Availability & Performance Optimization
✔ Clean Documentation & Best Practices
Whether you need a one-time server fix, cloud migration, DevOps implementation, security hardening, or ongoing infrastructure management, I can provide dependable solutions tailored to your business.
Let's discuss your project and build a secure, scalable, and reliable infrastructure together.
Linux System Administration
Business with 10-99 Employees
Google Cloud Platform
Windows Server
Amazon ECS
Web Hosting
Docker
DigitalOcean
WordPress Multisite
Cloudflare
Proxmox VE
Virtualization
Plesk
cPanel
Kubernetes
Vishal S.
Indore, India
$50/hr
5.0
131 jobs
✔️ Plex, IPTV, Emby, Jellyfin, Usenet Expert
✔️ Synology, TrueNAS, UnRaid, NAS, Proxmox, Openshift, Linux, Mac
✔️ Unity with PHP Multiplayer Game Development
✔️ Apache, NGINX, Varnish, Redis, Memcached, Postfix, Exim, MySQL, Postgres, MariaDB, DynamoDB, Redshift, Prometheus, Grafana
✔️ GCP, Microsoft Azure, AWS, Digital Ocean, Hetzner, Contabo, Cloudflare
✔️ SSO Expert- Authentik, LDAP, SAML, Keycloak
✔️ Proficient in Docker, Kubernetes, Helm, Terraform, Ansible
✔️ Expertise in Private DNS servers, DNS over TLS, DNS over HTTPS, Bind, DNSMasq, Unbound, etc
✔️ All Scripts/Forum Software installation and configuration
✔️ Troubleshooting Websites/servers (Linux)
✔️ Git implementation/integration with existing software flow, including CI-CD Pipeline
✔️ Domain Configuration, Management
✔️ Proficient in JAVA, PHP, PYTHON, SWIFT, KOTLIN.
✔️ Prepare for and carry out server migration. Site migration, Geo Restriction, Advanced Security
✔️ HestiaCP, Cloudflare, Tunneling, WHM, cPanel
Linux System Administration
Python
GitHub
Metasploit
DNS
cPanel
Database Administration
Ubuntu
SSL Certificate
Apache HTTP Server
Terraform
Pushpendra Y.
Jaipur, India
$25/hr
4.9
507 jobs
I'm a linux sysadmin and have worked in a web hosting company for more than eight years and now doing a full-time sysadmin consulting. I handle servers from co-locations/data centers to different vps and cloud hosting providers such as Rackspace, Amazon, Linode, DigitalOcean, and Softlayer. I managed mostly lamp-stack servers on CentOS/RHEL and Debian/Ubuntu and several cPanel/WHM servers for shared hosting clients.
I have designed and deployed mid to large scale highly scalable, fault tolerant, automated and secure IT infrastructures using cutting edge complex technologies such as cloud computing, aws/ec2, NoSQL databases, hadoop, load balancers, chef/puppet configuration management systems, varnish cache, nginx/apache web servers, solr search and indexing, virtualization, LAMP and python frameworks, RoR etc.
Operating Systems:
- Servers: RHEL, CentOS, Debian, Ubuntu, openSUSE, solaris
Cloud and Hosting Providers:
- Manage instances deployed in Rackspace, Amazon, and Linode
- Manage dedicated servers in datacenter co-locations and Softlayer
Virtualization and Cloud technologies:
- Xen: setup, configure, and manage virtual machines running Debian and CentOS
-openvz : setup, configure, manage and migrate virtual machines running on CentOS
- OpenStack and Eucalyptus: setup, configure, and manage private cloud deployments
Hosting Control Panels:
- Manage multiple cPanel servers for shared hosting clients and services
- Previous experiences include Plesk, zpanel, directadmin, and Webmin control panels
DNS:
-- Manage DNS cluster on Cpanel DNSOnly versions. Manage zones hosted and integrated with Cpanel servers.
- Manage Bind DNS service on dedicated and Cpanel servers (WHM and DNSOnly
versions). Manage zones hosted at Softlayer and integrated with Cpanel servers
- Managed DNS from different hosting providers (Godaddy, NetworkSolutions, SRSPlus)
as well as migrating entire DNS/NameServers between different providers.
Backups:
- Cpanel Backups, and different rsync scripts (rsnapshot, rsback, rdiff), remote ftp backup.
- Administer backups from cloud providers such as AmazonS3 and Rackspace CloudBackup
Version Control Systems:
- Git: setup and manage dedicated git hosting server running Gitolite and Gitlab
- Github: manage organizations and private repositories. Setup deploy keys and webhooks
Alerts and Monitoring:
- Configure Nagios/opesview and cacti for servers and services monitoring
- Server graphing with NewRelic and Pingdom services. Previous work experience
includes Cacti, Graphite, MRTG, and PRTG.
Drupal CMS Administration:
- Managed Drupal 5,6, and 7 sites on LAMP-stack from different hosting providers
- Drupal server and site performance evaluation, tuning, and optimizations
- Setup and configure Drupal integration with CiviCRM, ApacheSolr/Tomcat,
Memcached, APC, and Varnish
- Applies Drupal standard and security updates on different site environments
Server Security:
- Experienced with setting up PCI Compliant servers. Scanning tools include dedicated
Nessus server and third-party scanner like Trustwave and ControlScan
- Setup and manage firewall rules with iptables, ufw, configserver firewall (csf),
Rackspace RackConnect, AWS SecurityGroups, dedicated firewall devices.
- Rkhunter, Chkrootkits, SSHD, TCP Wrapper, fail2ban.
Linux System Administration
Google Cloud Platform
PCI
LAMP Administration
OpenVZ
AWS Systems Manager
Apache Administration
cPanel
Plesk
Web Host Manager
Sahil K.
Hanumangarh, India
$35/hr
5.0
199 jobs
Are you looking for a veteran engineer to build, secure, and optimize your infrastructure? Do you need zero-downtime migrations, automated deployments, or immediate server troubleshooting?
I am a Senior DevOps Engineer and Linux Server Administrator with 16 years of overall experience managing high-traffic production environments. I started my journey in 2010, gained 2 years of corporate enterprise experience, and then transitioned to full-time freelancing. As a dedicated remote engineer and an AWS Certified Solutions Architect, I help businesses worldwide design scalable, highly available, and cost-efficient cloud architectures.
I provide comprehensive, full-time remote support covering everything from initial infrastructure setup and automated application deployment to proactive 24/7 monitoring and performance tuning.
🛠️ CORE EXPERTISE & SERVICES
☁️ CLOUD & INFRASTRUCTURE
▪️ Platforms: AWS, GCP, Azure, DigitalOcean, Hetzner, Rackspace
▪️ Advanced architecture design, multi-region setups, and cloud cost optimization
▪️ High Availability (HA), load balancing, and auto-scaling configurations
⚙️ DEVOPS & AUTOMATION
▪️ CI/CD Pipelines: GitHub Actions, Jenkins, Bitbucket Pipelines
▪️ Infrastructure as Code (IaC): Terraform, Ansible
▪️ Containerization: Docker, Docker Compose orchestration
▪️ Automation: Advanced Bash scripting and custom cron management
🖥️ SERVER MANAGEMENT & DATABASES
▪️ OS Expertise: Ubuntu, CentOS, RHEL (Red Hat Certified)
▪️ Web Servers: Nginx, Apache, reverse proxy setups
▪️ Databases: MySQL, MariaDB, PostgreSQL, MongoDB (Setup, optimization & clustering)
▪️ Mail Servers: Postfix, Exim setup and deliverability optimization
🚀 PERFORMANCE OPTIMIZATION
▪️ Advanced caching: Varnish Cache, Redis, Memcached
▪️ Speed optimization: PageSpeed, CDN implementation (Cloudflare)
▪️ Kernel tuning and deep-dive resource bottleneck troubleshooting
🔐 SECURITY & HARDENING
▪️ DDoS protection, mitigation strategies, and Cloudflare WAF tuning
▪️ Firewall configurations, Fail2Ban, and ModSecurity implementation
▪️ SSL/TLS automation, malware detection, cleanup, and post-hack recovery
🔄 MIGRATION & 24/7 MONITORING
▪️ Zero-downtime website, server, and database migrations
▪️ Proactive monitoring setup for real-time uptime and performance alerts
▪️ Monthly infrastructure maintenance, patching, and support
🧰 CONTROL PANELS
▪️ cPanel / WHM, Plesk, Webmin, DirectAdmin, ISPConfig
🌟 WHY CLIENTS WORK WITH ME
▪️ 14+ Years of Production Experience: I manage live environments and know how to prevent issues before they impact your end-users.
▪️ Cost & Performance Focused: I don't just build; I optimize your setup to reduce your monthly cloud bill while boosting server speed.
▪️ Reliable Remote Support: Clear, proactive communication, reliable availability, and transparent documentation.
I am available for full-time monthly contracts and 24/7 emergency support monitoring.
Let’s ensure your infrastructure is secure, automated, and lightning-fast. Invite me to your job today, or send over a message to discuss your requirements!
Linux System Administration
Ubuntu
Amazon Web Services
Microsoft Azure
Plesk
Bash Programming
cPanel
MySQL
DevOps
Magento
Bitbucket
Docker Compose
SSL Certificate
Docker
Pullarao P.
Hyderabad, India
$18/hr
5.0
1 jobs
Experienced Linux System Administrator with a demonstrated history
of working in the information technology and services industry.
Skilled in Virtualization, System Administration, Unix, Linux, and
Servers. Strong information technology professional with a Bachelor
of Technology (B.Tech.) focused in Electrical and Electronics
Engineering from Jawaharlal Nehru Technological University.
Linux System Administration
Red Hat Enterprise Linux
Amazon Web Services
CentOS
DHCP
Bash
Docker Swarm Mode
Terraform
GitHub
openSUSE
Bash Programming
Git
Ansible
Docker Compose
Docker
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