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Senior Linux Administrator Resume Samples
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0-5 years of experience
Managed Linux applications support and handled more than 60 Enterprise Red Hat Enterprise servers. Provided level III support for more than 3000 Microsoft Exchange and 100 Lotus Notes mail users.
- Provided support on Linux applications including but not limited to Tibco, Websphere, Lotus Domino and VMware on Linux ESX platform.
- Managed and administered reverse proxy servers and assisted in penetration testing for exploit discovery, web applications and PCI compliance.
- Served as technical lead for the support and architectural delivery of more than 60 RHEL servers and provided technical support on hardware installation.
- Handled setting up of HP Proliant hardware in the data center, KVM and OS installation. Designed and implemented Linux based services including implementation of IPTABLES a Linux Firewall, Samba, Apache, Tibco, FTP and Websphere.
- Provided Level III support for mail users, both Exchange and Lotus Domino. Implemented Zabbix monitoring which trends and monitored over 100 machines.
- Developed and executed Bash scripting which automated and streamlined companywide business functions.
0-5 years of experience
Designed production network and web infrastructure
- Oversaw the configuration and security hardening of all production systems
- Coordinated cost effective, large scale facility migration with no site down time
- Developed Internet search engine in C/C++ as part of a 2003 $5 million acquisition
0-5 years of experience
Management of SUSE Linux servers including installation, maintenance and troubleshooting.
- Nagios monitoring using custom monitors, maintaining and adjusting existing monitors and responding to generated requests.
- Management of Apache servers including installation, maintenance and troubleshooting.
- Working with developers to ensure upcoming deployments are correctly implemented and supported.
- Working with front-line support to ensure services run 24/7 including multi-site failover and other on-call duties.
0-5 years of experience
Administered over 500 full sites and almost 3000 domains for all of Universal’s artist, label, recording company, and promotional sites
- Technical Lead for all public facing sites that ran on Linux
- Consolidation of assets from eight individual business units and new acquisitions to a single data center
- Automated deployment, and testing of sites for Windows and Linux platforms
- Performance tuning, troubleshooting, and support of deployments of Drupal, phpBB, WordPress, Code Igniter, and many fully custom sites
0-5 years of experience
Public Health Programs group, working at the National Institutes of Health, Center for Information
Technology, Division of Computational Biology, High Performance Computing and Informatics
Office.
- Maintain data security of servers and datastores, including the creation and enforcement of access policies, response to CIAC bulletins as well as notifications from Redhat and other
- Participate in the formal system C&A process, including documentation of systems and procedures, as well as change management and control processes.
- Deployment and management of Linux and Windows server environment designed for hosting and development of bioinformatics web application services. Environment largely
- Create an automated process for network provisioning of machines from the ground up.
- Optimize resources using virtual machines with open source and proprietary virtual machine
- Integrate servers and Linux desktops with Active Directory for authentication services.
0-5 years of experience
Managed and maintained all websites from various hosting companies. Tasks included managing all email addresses, web space, domain name registration, and database administration.
- Handled all domain name acquisitions and SSL certifications for various sites.
- Worked with 3rd party developer to coordinate code drops into subversion.
- Setup internal wiki site as collaborative alternative to MS Word. This facilitates centralized useful documentation.
- Setup and maintained coyote load balancers E350si. For load balancing across various datacenters based on Geographic location.
- Setup iptables to secure Redhat based machines.
- Installation of snort on Redhat servers to monitor network for viruses and scans.
- Setup tripwire to monitor configuration files for any file tampering on production Redhat web servers.
- Converted company from a Windows based file server to a samba based system. Migrated all users data to samba server.
0-5 years of experience
- Provided administration and advanced level support of Linux Apache, Windows NT web, Sendmail
- Develop shell scripts to automate administrative tasks.
- Diagnosing and resolving advanced Linux related issues including systems performance, outages,
- Exploring new technologies that may be used to enhance or replace existing services
- Resolving complex Linux related issues as a the leader of quick-response user-support team that often
- On call 24 hours to ensure web servers are online and available at all times.
- Coordinate with web developers to ensure webservers were configured to support their website rollouts.
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Senior Linux Administrator
Last edited by: Gabriela Barcenas, CPRW, Content Writer II -
Gabriela Barcenas
CPRW, Content Writer IIGabriela is a Certified Professional Resume Writer (CPRW) and career adviser. With 10 years of digital media experience and five years of resume writing expertise, her publication history includes fashion, education, travel, social justice, equitable design and career advice.
