Unix/linux System Administrator Resume
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Beltsville, MD
SUMMARY
- A Unix/Linux systems Admin with over 4 years of hands on experience in Solaris and Linux., Solaris 10, RheL, CentOS)
- Experienced in Apache installation and configuration
- Experienced in Volume Management using SVM, LVM, ZFS
- Installation and configuration of Solaris, Linux (Centos or RedHat) and Windows 2008 servers.
- Leveraged skills in TCP/IP, DNS, DHCP and basic Network Troubleshooting.
- Introduction of Servers into the network; Installation and configuration.
- In depth experience in Virtualization (VMware Esxi 5 and Oracle Virtual Box)
- Experienced in package Management
- Experienced in package Management
- Network file sharing using NFS, SAMBA, CIFS
PROFESSIONAL EXPERIENCE
UNIX/Linux System Administrator
Confidential, Beltsville, MD
Responsibilities:
- Install and configures Solaris 10/11, RHEL and centos 6/7
- Configure and troubleshoot TCP/IP, DHCP, DNS
- Use FTP, WinSCP to transfer files
- Manage Swap configuration
- UNIX package Management. install using YUM and RPM tools (Linux) and pkgadd and pkgutils (Solaris)
- Troubleshoots hardware and connectivity issues affecting productivity
- Responsible for creating and managing user accounts, password, security, rights, disk and process monitoring in CentOS, RHEL and Solaris
- Password less entry using ssh (rsa keys)
- Disk Management ( slicing/partitions)
- Reset root passwords in Solaris and Linux
- User access security and password aging, (Linux)
- Using CIFS in sharing files in a multiplatform Environment
- Capture traffic and analysis on Solaris using the snoop tool and tcpdump in Linux
- Configured Apache
- Network interface card monitoring using iftop utility
- Understanding of the Linux and Unix processed
- Setup and Configure NFS, FTP and Samba in a multiplatform LAN
- Manages and expands file systems, administers and provisions storage on Unix and Linux servers
- Provides Backup and Restore solution to the internal engineering environment.
- Configure MySQL on Solaris 10, CentOS 6.4, RHEL 6.4/7 servers for virtual web hosting
- Create RHEL virtual servers in VMware center from consolidated image from attached in data store
- Setup a domain and an active directory on a windows 2008 server; install and configure a Samber server on Solaris 10 and mapping on the window 2008 server
- IP and Hostname change (Solaris and Linux)
- System hardening, which includes user access monitoring, capturing failed login attempts, restricting users access, password policy and password complexity
- Experienced in VI editor
- Manages and provide user accounts and implements user security, password recovery, aging and complexity
- Implements security through role based access, file permissions, iptables, SSH and firewall
- Regulates resource access with Access Control List (ACL), Role - Based Access Control (RBAC and sudo)
- Advanced installations (Solaris Jumpstart and Linux kickstart)
- Patching and updating Solaris, CentOS and RHEL servers
- Works with network administrators to configure and troubleshoot issues emanating from network
- Participates in analyzing and optimizing system performances, root cause analysis, installs and set up VERITASSF, LVM, SVM, NAS, ZFS storages.
- Builds LAN wide repositories and patches Linux and Solaris servers and updates kernel.
- Manage back up jobs using tar, spio and ufsdump: migrate and enlarge file systems on Solaris and RHEL
- Basic knowledge of Puppet Enterprise, VMware ESXI 5.5, GIT/GITHUB
Desktop support specialist
Confidential
Responsibilities:
- Diagnosis of desktop, applications, networking issues
- Experience of supporting a wide and varied client base
- Troubleshooting PC’s, laptops and mobile devices
- Providing 1st/2nd line support to users
- Installation of telecommunication equipment.
- Maintaining a log of all problems detected from system backups.
- Perform about 15 agency tech refreshes and about 10 new hire set ups daily
- User data Migrations (from legacy pc to new PC) peer to peer.
- Printer/scanner installations to full functionality.
- Troubleshoot MS outlook 2010. (Retrieving PST file back to users).
- Mapping of drives (printer, network shares etc.)
- Assist over 3500 user vie email, phone and remote(VPN)
- Troubleshoot all network connectivity issues.