
Usman
Level 2
Cybersecurity Cloud Vmware Windows Linux Devops Systems Networks
Compétences

Voir mes services


Vous souhaitez travailler sur une base horaire ?
Dites à Usman ce dont vous avez besoin.
40 $US
/
heurePortfolio
Expérience professionnelle
Project Manager IT
Pakistan Railways
Sep 2015 - Sep 2019 • 4 yrs
Developed and delivered technical solutions to resolve customer issues with • Led the design, procurement, and implementation of Pakistan Railways’ first modern Data Center infrastructure, ensuring compliance with public sector procurement regulations. • Drafted comprehensive RFPs for IT infrastructure projects covering: Cisco ASA firewalls, core and distribution layer switches, routers Barracuda ADC 840 load balancer with WAF and SSL offloading McAfee EDR, Microsoft Windows OS/Server/SQL licenses Lenovo blade chassis with 12 cassette servers, EMC Dell storage, racks, APC UPS ISP connectivity, BGP/MPLS, and Layer 2/3 routing design • Deployed a robust virtualized environment using VMware ESXi, Hyper-V, with support for failover clusters, high availability, and critical application hosting. • Successfully implemented network protocols and routing solutions including BGP, OSPF, RIP, and MPLS to ensure high availability and performance. Built and configured the Pakistan Railways Active Directory environment; deployed IPSec VPNs, VLANs, and secure LAN/WAN across offices and field locations. • Hosted and supported core national systems such as: E-Ticketing platform, Land Management System, and Biometric Attendance System Railway Asset and Bogie Tracker System • Delivered the first-ever network monitoring system for Pakistan Railways using PRTG and Nagios, enabling real-time diagnostics and proactive issue resolution. • Integrated Samba-based file sharing on CentOS/RHEL; supported Apache, IIS, and other Linux/Windows services. • Implemented Exchange Server 2016 for secure enterprise email communication and Veeam & Networker for scheduled backups and disaster recovery planning. • Provided continuous coordination with the Federal Minister of Railways, Head of IT, and software development teams to align infrastructure capabilities with new project demands. Oversaw the deployment and operation of Primary, Disaster Recovery, and Backup Sites, ensuring business continuity
678 Avis
| (646) | ||
| (19) | ||
| (7) | ||
| (3) | ||
| (3) |
Détails de la notation
- Niveau de communication avec le freelance
- Qualité de la livraison
- Valeur de la livraison
Trier par
krmotley

États-Unis
Usman was quick and reliable when in need of an urgent matter. I will be using in the future for more projects to come
sigoh99
Client récurrent

Malaisie
Usman, Thanks for the fast response job done. Great
Jusqu’à 50 $US
Prix
1 jour
Durée
jwollner17

Canada
Usman is wonderful, highly reccommended.
Jusqu’à 50 $US
Prix
1 jour
Durée
whawz_07

Malaisie
well recommended
Jusqu’à 50 $US
Prix
3 jours
Durée
azamatmahmadali

États-Unis
Great provider
Jusqu’à 50 $US
Prix
1 jour
Durée
