๐นSENIOR NETWORK ENGINEER | NETWORK SECURITY, PRIVATE CLOUD & INFRASTRUCTURE๐น
Senior Network Engineer with 6+ years of experience designing, securing, and operating enterprise networks, private clouds, and IT infrastructure. I've built private clouds for clients of a global managed hosting provider with presence in 10+ data centers and over 2 Pbps of global uplink capacity, and delivered network and security solutions across a wide range of enterprise environments.
Whether you're designing new infrastructure from scratch, upgrading and modernizing an existing network, hardening your security posture, or migrating workloads to the cloud, I bring senior-level engineering with a focus on clean design, security, and long-term reliability.
๐ Network Engineering & Design
Enterprise, data center, and multi-site network design and upgrades.
Routing: BGP, OSPF, EIGRP, IS-IS, MPLS, VXLAN
Switching: VLANs, STP, LACP, MLAG, VRRP, HSRP, QoS, EVPN-VXLAN fabric
Load Balancing: HAProxy, NSX-T, NSX-V
๐ Network Security & Firewalls
Vendors: Fortinet (FortiGate), Palo Alto, Juniper SRX/vSRX, Sophos (UTM, XGS), SonicWall, Zyxel, pfSense, OPNsense
Services: NGFW rules, NAT, segmentation, IPS/IDS, DDoS mitigation, Zero Trust
โ๏ธ Private Cloud & Virtualization
Hypervisors: VMware (ESXi, vCenter), Proxmox, Hyper-V, KVM, Xen
Virtual networking & security: VMware NSX-T / NSX-V, pfSense, OPNsense, Sophos
๐ฉ๏ธ Cloud & Hybrid Networking
AWS: VPC, Transit Gateway, Site-to-Site VPN, Security Groups, hybrid connectivity
Also experienced with Azure, Vultr, DigitalOcean, Linode
๐ VPN & Secure Remote Access
IPsec, OpenVPN, WireGuard, SSL VPN, GRE, L2TP, DMVPN, SD-WAN
Enterprise VPNs, hybrid cloud connectivity, secure remote workforce
๐ก UniFi / Ubiquiti Deployments
UniFi network design and deployment for offices and multi-site businesses
UniFi switches, access points, gateways, Dream Machine
๐งฐ Vendors & Platforms
Cisco (Catalyst, Nexus, Meraki, ISR, ASR), Juniper (MX, vMX, EX, QFX, SRX), Huawei (CloudEngine), Fortinet, Palo Alto, Sophos, SonicWall, Zyxel, Ubiquiti/UniFi, VMware
โ๏ธ Automation, Monitoring & Documentation
Automation: Python (Netmiko, NAPALM), Ansible, Terraform, REST APIs
Monitoring: PRTG, Grafana, LibreNMS, Zabbix, Cacti, FastNetMon
Documentation & IPAM: NetBox, phpIPAM
๐ง Linux
Ubuntu, Debian, CentOS, FreeBSD, OpenBSD
๐ CERTIFICATIONS
Cisco: CCNP, CCNA
๐ผ SERVICES
โข Network Design & Optimization (Enterprise, Data Center Fabric, Private Cloud)
โข Firewall & Security Hardening (NGFW, IPS/IDS, Zero Trust)
โข Private Cloud Build & Migration (VMware, Proxmox)
โข Cloud & Hybrid Networking (AWS VPC, Transit Gateway, Site-to-Site VPN)
โข VPN & Secure Remote Access (IPsec, SSL, SD-WAN, WireGuard)
โข UniFi Network Design & Deployment
โข Network Troubleshooting & Performance Tuning
โข Network Automation & Monitoring (Ansible, Python, APIs)
Network Engineering
Computer Network
Computing & Networking
Virtualization
VMware Administration
VMWare
DevOps
Juniper
Firewall
Cisco
VMware NSX
VMware ESX Server
VMware vSphere
Ubiquiti
Fortinet
Hosting Setup
Cloud Security
Cloud Migration
Cloud Architecture
IT Infrastructure
Maxin J.
Daventry, United Kingdom
$15/hr
5.0
59 jobs
Senior Linux System Administrator | DevOps Engineer | Cloud & Hosting Infrastructure Expert
Hi, Iโm Maxin, a hands-on Linux and DevOps professional with 10+ years of experience managing, optimizing, and securing server infrastructure across cloud, hosting, and enterprise environments. I combine deep technical knowledge with real-world troubleshooting skills, and I pride myself on delivering clean, stable, well-documented systems that just work.
๐ง What I Do Best:
๐ฅ๏ธ Linux & Server Management
โข Strong with CLI and GUI-based systems โ RHEL, Rocky, AlmaLinux, Ubuntu, Debian
โข Experienced with server hardening, tuning, kernel-level debugging, RAID, LVM, and GRUB recovery
โข Comfortable with both panel-based (cPanel, Plesk, CyberPanel) and bare-metal servers
โ๏ธ Cloud Platforms โ AWS | Azure | GCP | OVH | DigitalOcean
โข Infrastructure setup and cost-optimized scaling
โข EC2, S3, IAM, VPC, Azure VMs, Blob storage, cloud networking
โข Multi-cloud and hybrid cloud management experience
โ๏ธ DevOps & Automation
โข Automation using Bash, Ansible, GitHub Actions, Jenkins
โข Proficient in CI/CD pipelines, deployment scripts, and auto-scaling environments
โข Strong experience with Docker, Docker Compose, and lightweight containerization
โข Beginner exposure to Kubernetes and Helm (primarily home lab)
๐ ๏ธ Scripting & Code
โข Expert in Bash, solid experience with Python (for utilities, automation), and PHP (for WHMCS and web tasks)
โข Cron job automation and proactive system reporting
๐ Web Hosting & Panels
โข Apache, Nginx, LiteSpeed โ full web stack setups and optimizations
โข Expert with cPanel, Plesk, CyberPanel, SolusVM, WHMCS billing systems
โข Email server configuration and tuning โ Zimbra, Postfix, SPF, DKIM, DMARC
โข Domain & DNS management โ Cloudflare, registrar panels, SSL certs
๐ Monitoring, Security & Performance
โข Nagios, Zabbix, Grafana, Prometheus โ alerting and performance dashboards
โข Security: OSSEC, SELinux, AppArmor, iptables, firewalld, Fail2Ban, WAF
โข Load balancing, failover design, and high availability (HA) concepts
๐งฐ Virtualization & Backup
โข VMware vSphere/ESXi, Proxmox, KVM โ VM lifecycle management
โข Backup systems: Backblaze B2, AWS S3, Veeam, RClone setups for automation
โ Why Hire Me?
โข Proven experience handling production environments with 99.9%+ uptime
โข Calm under pressure โ capable of solving L3-level issues during on-call emergencies
โข Always document, automate, and simplify wherever possible
โข UK-based (Daventry), fluent communicator, open to both short- and long-term contracts
โข No sponsorship required โ Iโm on a dependent visa and can renew independently
โข Available for remote work or on-site visits within the UK
Whether you're running high-traffic WordPress sites, custom web apps, or enterprise services, Iโll help you build reliable infrastructure, automate the boring parts, and keep your systems secure and performing at their best.
Iโve worked with startups, agencies, data centers, and SaaS providers โ and I bring the same dedication to every project, big or small.
Letโs connect. Iโd love to help you take the stress out of infrastructure.
Plesk
DevOps
Database
Database Management
cPanel
CloudLinux
Linux
MySQL
Debian
Proxmox VE
Scripting
Bash
Hosting Setup
Web Hosting
DNS
Reece V.
Barnsley, United Kingdom
$64/hr
5.0
33 jobs
Self-taught problem solver with a can-do attitude, I solve real problems for small and medium businesses on Magento, Shopify and Wordpress.
I cover the entire lifecycle of each platform but primarily focus on optimization, migration and creation.
Plesk
HTML
WordPress
HTML5
Magento
PHP
WooCommerce
Bug Fix
CSS
Linux System Administration
Bug Bounty
Page Speed Optimization
Email Deliverability
Optimize Ecommerce Site
Google Optimize
Peter R.
Manchester, United Kingdom
$40/hr
5.0
1 jobs
I've worked in technology for over 30 years. I'm one of those lucky people that earns a living from something they're passionate about.
Plesk
Cloudflare
PHP
SQL
Software
DNS
Hosting Setup
Project Management
Microsoft Excel
IT Consultation
Business Process Outsourcing IT Services
Microsoft Exchange Online
Cybersecurity Management
Cybersecurity Tool
Dmitri G.
Romford, United Kingdom
$120/hr
5.0
70 jobs
Main expertise:
- Linux administration.
- Bash scripting.
- Web server administration (Apache, Nginx).
- Database programming and administration (MySQL, MariaDB, Sqlite, MS SQL, MongoDB, PostgreSql).
- Active directory administration (OpenLDAP).
- Blockchain administration.
- Source version control (Git/GitHub/GitLab/Bitbucket/Bazaar/Launchpad).
- Building backend applications using PHP, NodeJS.
- CMS installation and configuration - Wordpress, Joomla, Magento, OpenCart, etc.
- Shopping cart payment gateway integration.
- Website speed optimisation.
- SSL certificate installation.
Plesk
Linux
System Administration
cPanel
Linux System Administration
Domain Migration
Database Optimization
MySQL
SQL
PHP
Waqas A.
Twickenham, United Kingdom
$35/hr
4.7
4 jobs
As a full stack python developer, With 10+ years of extensive experience in both front-end and back-end development modules using ๐๐๐๐๐๐ web frameworks, I am passionate about creating efficient and scalable dynamic web applications, capable of delivering innovative and robust solutions that exceed expectations.
๐ฐ ๐๐ฎ ๐๐ฉ๐๐๐ ๐จ
๐๐๐๐๐๐ฃ๐ค๐ก๐ค๐๐๐๐จ:
Python, DevOps, Data Engineering, Amazon Web Services, Azure Services, Spring MVC, Spring Boot, Kubernetes, Server less Apps and Microservices Project Models, Scraping Data, Saas-based application, API Centric
๐๐๐๐๐ง๐๐ง๐๐๐จ ๐๐ฃ๐ ๐๐ง๐๐ข๐๐ฌ๐ค๐ง๐ ๐จ:
Flask, Bootstrap, Django, Spring, Kafka, Numpy, Pandas, Selenium, Beautiful soup, XML, Rest API
๐๐๐ค๐ค๐ก๐จ:
Git, Docker, Nginx, Appach, Heroku, Amazon AWS, Google Cloud, Nvim, VS Code
๐๐ฟ๐๐ฉ๐๐๐๐จ๐๐จ:
PostgreSQL, MySQL, SQLite, MongoDB, Reddit
๐๐๐ฅ๐๐ง๐๐ฉ๐๐ฃ๐ ๐๐ฎ๐จ๐ฉ๐๐ข๐จ:
Windows, Linux, Ubuntu, Debian, Arc
๐๐ง๐ค๐ฃ๐ฉ-๐๐ฃ๐ ๐๐ ๐๐ก๐ก๐จ ๐๐๐ฉ:
โ React.js, Next.js, Vue.js, Nuxt.js, Node.js, Nest.js
โ JavaScript, TypeScript, HTML, CSS
โ Material-UI, Bootstrap, AntD
โ React, Redux, Styled Components
โ API Integration, React Query, Graph-QL
โ NPM and Yarn package managers
โ Git, Git-hub, bitbucket
- Experience with Unix/Linux
- Attention to detail, data accuracy, and quality of output.
- Passionate about creating great products and experiences for customers.
- Strong analytical skills when the work involves projecting outcomes and isolating issues that need to
be resolved to make programs more effective
- High levels of creativity and quick problem-solving capabilities, a self-starter with a goal-driven focus.
- Deployed and managed mission-critical applications using several AWS services like (not limited to)
Lambda, S3, Kinesis, EC2, Route 53, VPC & Subnets.
- Experience with revision code source code repositories in particular Bitbucket, GIT, and SVN.
- Carry out complex operations using JavaScript, TypeScript, HTML and CSS.
- Experience with test-driven development approach and utilizing tools such as Cucumber and Cloud
Formation.
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