[UPDATE January 2015] I am available for limited engagements in architect and advisory roles. I am an accomplished Systems Administrator, Solutions Architect and Startup Advisor with over 10 years professional experience building infrastructure and platforms for startups, small organizations, the enterprise data center and the cloud. My primary specialties are creating DevOps tool chains, building infrastructure for SaaS, PaaS, IaaS and all things open source. I began my career as a traditional software developer but saw my interests shift towards the intersection of systems and development - now what people refer to as DevOps. My knowledge of programming languages and systems administration allows me to integrate and automate much of my work. Here is a brief sampling of skills and technologies I am currently (2015) working with: Linux - CentOS, Ubuntu, Debian, Amazon Datastores - MySQL, PostgreSQL, Redis, MongoDB, ElasticSearch Monitoring - Monit, Sensu, Graphite, Supervisord, ELK (LogStash) Management - Chef, Ansible, Docker, Etcd Platforms - AWS, Rackspace, Google, Linode, DigitalOcean, Heroku Frameworks - Rails, Pyramid Lanaguages - Ruby, Python, PHP, Go SCM - Git Although not as current I also have experience with OS - RHEL, FreeBSD, Gentoo, NetBSD, Windows Server, HP/UX, AIX Datastores - Memcached Management - Puppet Monitoring - Nagios, Munin, Cacti, RunIt Platforms - Joyent, Azure, EngineYard, Deis Languages - Perl, CoffeeScript, Java, Lua Frameworks - CakePHP, Express, Django, Sinatra VoIP - Call Manager, Asterisk Virtualizatoin - VMware ESx/vSphere, Parallels, Plesk SCM - SVN, Mercurial
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server-administration, linux-system-administration, windows-administration, unix, freebsd, clustering, amazon-web-services, virtualization, openvz, plesk, cpanel, customer-support, helpdesk-support, internet-applications, database-management, mysql, postgresql, microsoft-sql-server, rdbms, mail-servers, dns, web-services, iis, apache, lighttpd, nginx, apache-tomcat, jboss, security, openvpn, billing
Hello I have experience in the development of wide range server systems and web applications. I work in the largest IT company in my country for about 7 years as a network engineer and web architect. I have advanced knowledge of construction and administration of server systems, networks, databases, web architecture and service monitoring and support.
Since 2001, I have been dedicatedly working with Linux Operating Systems & Open Source. Services Provided ::- Deployment, Configuration, Security, Hardening, Monitoring, Performance Tuning, Troubleshooting of Linux Server Roles AWS – Amazon Web Services Migration of Servers Hosting Panels like WHM/CPanel, Plesk etc Asterisk Dialers, VOIP and Call Center Solutions Customization of Linux Kernel & Distro with Rebranding Faculty of Post-Graduate Degree in Computer Sciences. Firewalls & Gateways Linux HPC - High Preformance Clusters Remote Server Support & Troubleshooting L3/L4 Security Auditing of Servers & Websites Cloud & Virtualization Technical Writing VPN - Site-to-Site, Road-warrior Vulnerability Assessment & Penetration Testing Kayako
Security-driven information security Architect/Professional with expertise in directing all aspects of highly technical multimillion dollar projects. With more than 7 years of expertise in a secure system implementation my skills oriented to accomplish tasks with the best security practices and rules. I am effective in defining breakthrough technology options based on organizational standards, security policy and strategic needs of the organization. 1. OS Administration: - Unix-like expert - RedHat/CentOS/Fedora; Debian/Ubuntu; Linux embedded etc. Linux security: fw, ids, integrity, encryption, SElinux etc; security hardening according best practices; software and tools, needed for enumeration, penetration testing and monitoring of corporate security regulations. Experienced in troubleshooting. - MS Windows expert - XP,7,8,Server 2003/2008/2012 - AD DS, AD CS, APP server, IIS, DNS, DHCP, Terminal Services, Print Services, File Services, Hyper-V. Windows security and performance. Experienced in troubleshooting. 2. Database administration: - Oracle 11g, MySQL, MS SQL. Good knowledge of SQL. 3. Cloud Infrastructure: - VMware Vsphere, ESX, ESXi; Rackspace, Amazon AWS expert. - Knowledge of servers hardware and desktops. 4. Information security software and hardware: - StoneGate FW/VPN, StoneGate IPS, StoneGate VPN/SSL. - Checkpoint FW/VPN, Checkpoint IDS/IPS. - Imperva WAF, Imperva DBS. - Websense WSG, Websense WES (Email Security). - Bluecoat SG+AV. - Symantec EP, Mcafee ePolicy, Kaspersky and others. - Cisco switches and routers (CCNA+p level). - Vyatta FW/VPN. - Splunk Enterprise, OSSEC, Nagios, MRTG, device lock and etc 5. Programming: - Python, Bash shell scripting, PHP. Windows batch scripting. Good knowledge of regular expressions. 6. PenTest ing (penetration testing, vulnerability assessment) and diagnosis. - knowledge and practical experience in vulnerability/misconfiguration assessments of network devices and server setups. Experienced with many audit and vulnerability scanners. Network and security troubleshooting. Manual assessments and code review. Static code analysis. - OWASP TOP 10 testing. Secure SDLC. 7. Standards: ISO/IEC 2700x, HIPAA, PCI DSS. CIS, SANS best practices. 8. Others: - MS Office (including MS Visio and MS Project). - Different CRMs, CMSs, helpdesk systems (Wordpress, Drupal, Jira, etc) Good knowledge in the areas: cloud security and system hardening; network and security design; data leakage and covert channels prevention; secure systems development life-cycle, business continuity; risk assessment; social engineering; ddos and malware disease mitigation; spam and AV protection. Extensive experience in project implementation. Experience in scheduling, setting goals and objectives in the shortest possible time. Record keeping.
I am self-motivated professional with over 10 yrs. of experience, I have strong work ethic and productive self-starter, proven with success being a freelancer at oDesk. I perform each project to the fullest of my capabilities and with the dedication that is expected from a professional as myself. Team player - Participated in multiple projects, joining large teams, effectively co-working with other professionals Effective leader - Took over leadership and managed team resources to achieve goals meeting deadlines. I've great experience with: - OS deployment, configuration and troubleshooting: CentOS, Ubuntu, Windows Server 2003 - 2012R2. - AWS (RDS, EC2, SES, S3, CloudFront, VPC, Route53, RedShift, Elastic Beanstalk etc.) - Web / Mail / Application: Apache, Tomcat, Send mail, Zimbra, Postfix, Qmail, Squirrelmail, FTP, Samba, OpenLDAP, POP3/ IMAPS & IIS server, Courier Map, Request Tracker, Openfire IM Server, Kickstart Server, LTSP, Cpanel, WHM and Plesk, Redhat Directory Server, CAS. MS Active Directory Server, WSUS Server, Atlassian JIRA\Confluence deployment and troubleshooting. - Virtualization: Vmware Server, Vmware ESXi Server. - Network Monitoring Tools: NagiOS, MRTG, PRTG, Solarwind, OpManager, OpenNMS, Watsup Gold. - Database: MySQL, Postgresql & MS SQL. - CMS: Drupal, Wordpress, Joomla, Liferay - DMS: Alfresco Well experience in Linux & Windows System administration, Puppet deployment, LDAP, Postfix, NFS/NIS, Samba, MySQL, Liferay, Alfresco, Tomcat, PHP, Apache and many others technologies.
Expert in Linux, proficient in BSD, Windows, OS X Red Hat Certified Engineer (RHCE) System and software configuration, installation, optimization System and network administration and security Performance, metrics and monitoring Programming in perl, php, c, shell Packaging rpm and deb, Linux kernel customization Linux Live CD & Live USB creation Linux distributions customization And more...
I've been in the IT Industry for 13+ years now. I have been doing remote IT assistance to different companies here in the Philippines and the U.S. * Vicidial Installations and Maintenance * Linux / Unix Installation, Administration and Maintenance * Asterisk Installation, Admin and Maintenance * Backend Web Development * Database Administration (MSSQL, MySQL, Oracle, Sybase)