Linux/infrastructure Systems Engineer Resume
Philadelphia, PA
SUMMARY:
- motivated and team spirited IT professional with experience in Linux/VMware systems administration, SAN management, and application tools such as Splunk, Red - Hat Satellite, NetApp (NAS, Snap-mirror, replication), experience managing mid-size datacenter and HP Blade servers. I am seeking to advance my career and apply expertise and knowledge on my next position. I am searching for a position where I can use my experience to apply it in the DevOps realm.
TECHNICAL SKILLS:
Platforms: Redhat Enterprise Linux, CentOS 6&7 and Ubuntu, i386, x86 64 platforms, VMware 6.5.
Hardware: HP C7000 Blade Chassis, BL460c Gen8 and Gen9, HP ProLiant DL580 G6, DL380 G6, DL980 G7, Dell PowerEdge R330, R730, R630, Netapp FAS2650, AFF A200, Pure Stogare
Applications: VM,Ware ESXi, and KVM, Oracle VirtualBox, Symantec NetBackup, Carbon Black (bit9 and response)ServiceNow, Nagios, Ansible, Puppet, Solarwind, Splunk, Tenable Scan, Vagrant, Git, BMC Remedy.
Languages: Bash shell scripting, Python
Other Techs: LVM, NetApp, Pure-Storage, ESXi Cli, AWS, TCP/IP, SMTP, LAN/WAN, VPN, MySQL Database.
PROFESSIONAL EXPERIENCE:
Confidential, Philadelphia PA
Linux/Infrastructure Systems Engineer
- Experience with Virtualization Technology: KVM, VMWare ESXi, 5.5, ESXi 6.5 Workstation and Oracle VirtualBox
- Project upgrading VMware environment from 5.5 to 6.5
- Update ESXi hosts' iLO and associated OA
- Pre-requisite update BL460c G8/G9 firmware to minimum required for ESXi. 6.5
- Migrate vCenter 5.5 to VCSA 6.5
- Migrate ESXi 5.5 to 6.5
- Upgrade Datastore to vmfs 6
- Re-organize user and group roles integrated with AD.
- Managed virtual datacenter, clusters, configured EVC and created affinity rules to ensure servers compatibility and readiness.
- As member of the Linux group I configured and managed the Red-Hat Satellite server, managed the physical and virtual datacenter subscriptions, registered virtual and physical servers. Additionally, I created activation keys, content views and life cycle to include Test, Dev, QA, Prod environments.
- Coordinated and reviewed the implementation of Errata and Vulnerability on the Linux servers.
- Managed the patching of the Linux environments, teaming up with WebLogic and DBA administrators to coordinate the maintenance window in effort to minimize down time
- Configured and managed Linux accounts via AD groups and Kerberos to provide users access based on domain membership.
- Develop and distribute reports summarizing technical analysis, findings and recommendations to include monthly and annual satellite health and status repcorts as well as anomaly resolution reports
- Implemented NFS, AutoFs, CIFS, SFTP, Apache on Linux Servers
- Installed Splunk forwarders on new servers and updated forwarders to newer version
- Upgraded the Splunk Enterprise indexer and Head search server to the latest version 7.x to mitigate vulnerabilities identified on the older versions.
- Managed Splunk user roles to allow users to maintain license, create dashboard, dataset to analyze applications, andquery logs to generate reports.
- Experience building and configuration physical servers, installing the OS and other features based on requirements.
- As member of the Storage group I participated in the implementation and configuration of the new NetApp hardware to migrate the DFS (Distributed File System) shares to the NetAPP appliance. I configured components such as the NetApp interface, Lif, Volume, CIFS shares and managed the snap-mirror replication to our DR site.
- Assist in disaster recovery and implementing agents sets needed for replication
- Built and deployed a test environment on AWS cloud using these AWS resources {VPC Network(Internet Gateway, route Subnets,SecGroup, Nacl), S3 storage, EC2 compute, ELB, and IAM for security
- Configuration of Carbon Black agents, response and protect; I also assisted the Security team to implementing CB policies.
- Work with NetBackup team to review backup policies to ensure servers were include in the backup policy, additionally I assisted in the restoration of files or VMs when required
- Experience with scripts running within Ansible to automate tasks.
- Participate in on call rotation
Confidential, Largo, MD
Linux Systems Engineer/Administrator
- Monitoring System Performance and alert logs, Disk and CPU utilization using Nagios and performing system monitoring for production applications
- Configuration and hardening of Linux servers, evaluating needs and installing appropriate recommended patches as needed
- Managing Amazon Web Services (AWS) infrastructure with automation and configuration tools such as puppet
- Collaborate with networking, engineering and support teams in resolving and escalating of issues
- Maintain and troubleshoot network connectivity, process and system or application issues
- Experience in AWS, which included managing application in the cloud and creating instances
- Managing system processes and scheduling processes with the cron utility
- Understanding of Access Management and Security Groups (IAM, S3, Route53)
- System configuration/hardening using IPtables, SELinux, TCP Wrappers, ACL and traditional permission on Linux servers as well as restricting access to terminals, disabling unnecessary services and securing server room.
- Utilizing kickstart for systems builds/recovery.
- Implement NFS, AutoFs, Samba, FTP, DNS, and DHCP, on Linux Servers
- Creating and managing file systems with LVM, and RAID
- Advising Management on changes, system upgrades and installations.
- Performing Network configurations in Linux environment.
- Maintaining system accounting files, application logs and error log files
- Configuring and installing Apache Web Server deployed in Linux environment
- Perform duties as assigned in support of the customer and assisting end-users with general IT questions and support
- Automated server administration and provisioning with puppet
- Experience with Virtualization Technology: KVM, VMWare ESXi, Workstation and Oracle VirtualBox
- Interacting with clients to talk about their problems and requests regarding system issues.
- Creating and maintaining client’s data interface utilizing either SSH File Transfer Protocol or File Transfer
- Provide internal associate, external clients and third-party vendor support for daily operation
- Participate in on call rotation, maintaining SLAs in my team
Confidential, San Diego, CA
Unix Operations contractor
- Supported disaster recovery process on quarterly basis.
- Monitored batch jobs and adjusted running tasks
- Monitored system alerts on HP Open view console
- Manage backup tapes for offsite transfer
- Manage resource utilization via workload manager.
- Patching via scripting for any vulnerability
- Deploying server and installing apps agents
- Managing users privileges and setting up policy
Confidential, Pennsauken, NJ
Help Desk Associate .
- Provided customer service to resolve computer issues.
- Used Web based ticketing System to transmit client request to senior technical team.
- Installed wireless networks for small businesses and client
- Antivirus installation. Scanning PCs using antivirus software Symantec, MacAfee and Web root.
- Ensure that client’s computers have access to Servers and other Network resources.
- Updated and documented Helpdesk tickets with Remedy ticket system.