Usman M.

Experienced & Certified IT Professional / Consultant with expertise in Linux / UNIX / NIX, IT Security, DevOps, Hardening & Public and Private Cloud Based environments. This includes clusters, containers, networking, security, firewall, data centers experience, infrastructure design / revamp & implementation. Coup up with today's needs for Automation, Continuous Integration and Deployments (CI/CD), Configuration Management & Proactive Monitoring. Outstanding communication, customer service skills resolving technical issues, management, completion of tasks on-time & educating end-users. Team player making significant contributions to team & individual success. IT Trainer providing hands on training to corporate companies & professionals.

There are many tools & applications either open source or commercial to include which i have used but following are notable:

Configuration Management using Ansible

Continuous Integration using Jenkins, Artifactory, Teamcity & custom scripts.

Code repository management & updates using SVN,GIT & Mercurial using native packages & using open source & commercial web based collaboration applications

Single Sign On using LDAP,FreeIPA, OpenID, Atlassian Crowd & Jasig CAS

Logging & Monitoring using Nagios,Icinga,Sensu,Veeam,Monit,SNMP,NRPE,JMX,Logstash,Fluentd,ElasticSearch,Kibana & Custom scripts

Cluster / Replication based on MySQL,Oracle 11g,Postgres, MongoDB, Kafka, ,Zookeeper and Elasticsearch

Virtualization & Containers using Amazon AWS,VMware ESXi,vCenter,KVM,Citrix Xen,Dockers & LXC -cgroups

Code & scripting using HTML,CSS,Javascript,(Basic),OS X Scripting,Apple Scripts,Bash,Python, GO & Basic JAVA.

Email Servers & security using Sendmail,Postfix,PowerMTA,Zimbra with DKIM,Mime & SPF. MailScanner,ESVA/EFA as spam box gateway.

Securiy & NIX Hardening using IPTables,Route,WAF,OWASP,OSSEC as IDS,Snort as IPS,process & policy management using Open Policy Agent.

Webservers,advanced forward/reverse proxy & load balancing using Apache,NGINX,Squid,JBoss,Tomcat

Clustering & Loadbalancing using HAProxy,Varnish,Pacemaker,Heartbeat & DRBD

Kubernetes on-premise baremetal deployments

Network Security and End-to-End transparent encryption using Cilium

Anchore Engine policy enforcement for Docker images and base image management

CI / CD pipelines