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Linux/aws System Administrator Resume

SUMMARY:

  • Years of IT work experience in various positions with increasing responsibilities and technical capabilities. Experience includes DevOps infrastructures environment and custom applications, Proficient TCP/IP, DNS, NFS Configuration and deployment of various components supporting a variety of enterprise architectures. DevOps experience with CICD Pipeline, tools Jenkins, Git, Artifactory. Hand on AWS
  • Configuring Webservers, Apache, Tomcat JBoss, RedHat CentOS 6 and 7
  • Firewall, Iptables, ping net - start, interface configurations, Telnet, SSH, SELinux Security
  • DevOps tools, Client-orientation, flexible, easily adapt in multi-cultural environment.
  • Fluency in English, Develop instances on AWS. Configurations
  • Ability to work with technicians/administrators from other disciplines to troubleshoot complex system issues, experience on AWS, (EC2, S3, EBS, VPC, IAM)
  • Solid understanding of Service Level Agreements, Federal Government IT Infrastructures, Experience with DevOps tools, Jenkins build, GitHub version control, Code-Build, Code-Pipeline,
  • Thorough knowledge of Remedy ticketing and problem resolution tracking software
  • Extensive working knowledge of UNIX (REDHAT) Centos 6,7& RPM and YUM package management Windows Operating System Environments, supporting access control Security Policies
  • Several years’ experience in Computerized Financial Accounting and Internal Control Structures, working closely with Developers Engineers, of other Operating Systems
  • Excellent verbal and written communication skills
  • Work efficiently with little or no supervision, and meets deadline
  • A team spirited professional, quick learner, motivated, well organized, trainable and dependable.

SKILL:

Platforms/Systems: UNIX/LINUX (RedHat); Centos 6&7 Windows, VMWare Workstation

Technologies: DNS, Ansible, playbook JBoss VMWare; (RedHat) Centos; 5,6, and 7 SSH; Virtual Box; TCP/IP; LVM; Apache; Git, HTTPS, SSH, Shell Scripting Bash Shell, little of python, Remedy; FTP; NFS, AWS CloudFormation and Terraform for the automation, Experience using CICD Pipeline tools like Git Hub Jenkins

Experience using AWS Services: IAM, EC2, S3, EBS, CloudWatch, CloudTrail, EBs volume, Security Group, Auto Scaling

AWS Networking Tools: Amazon Route 53, VPC, Direct Connect Open VPN and google authentication AWS ECS, AWS Monitoring Tools Nessus. Ansible for automation and deployment

Enterprise Tools: Puppet SUDO Managements

PROFESSIONAL EXPERIENCE:

Confidential

Linux/AWS System Administrator

Responsibilities:

  • Servers provisioning and managing the infrastructure as well part of Confidential AWS environments
  • Spinning up Ec2 Linux, and CI/CD experience, troubleshooting none responsive applications
  • Developing comprehensive, checklists to help identify and mitigate security vulnerabilities across a wide range of platforms using CIS Benchmark, working with other system Engineers on different projects
  • Red hat utilities for archiving and compression, Configuring and Deploying Nessus on AWS Ec2
  • Monitor the file systems and CPU load for better performance, supporting Confidential on system administrative level
  • Detect and correct the file system errors, Configuring Splunk server for application management, security and compliance, as well as business and web analytics, configure CIS Benchmarks on the server for security standard
  • Configuring and maintaining Linux (Red hat) virtual, environments installed multiple sparse and whole root within one physical instance of Redhat6, working with other system Engineers as team to meet Confidential standard
  • Volume and file system management in Linux and Solaris environments
  • Evaluating needs and installing appropriate recommended patches as needed.
  • Performed data management using Red hat utilities for archiving and compression.
  • Used VI editor to edit necessary files. Using of AWS tools like Ec2, IAM, VPC, S3, CloudWatch
  • Troubleshooting any reported problems related Linux Server and AWS, Subnet Route 53 and Gateway
  • Ensured that the network infrastructure is up and running.

Confidential, Laurel, MD

System Administrator

Responsibilities:

  • Knowledge of file transfer protocol Setting Up the NFS Server
  • Subsequently, run several startup scripts for the NFS server
  • Setting Up the NFS Client, RedHat Server Clusters Experience
  • Installed and configure redhat centos 6, currently using centos 7
  • Setting up job scheduling, CRON job, running script, python, Bash Shell
  • Configuring and setting up Nagios XI for monitoring servers, disk, swap, http CPU load.
  • Spinning up Ec2 Linux, and CI/CD experience, troubleshooting none responsive applications
  • Setting up and configurations of Automation tools, and servers provisioning
  • Evaluating needs and installing appropriate recommended patches as needed Performed data management using Redhat utilities for archiving and compression.
  • Apache Web server, VMware Administrator experience with storage and network issues
  • Experience installing and supporting COTS applications, scripting
  • Provide advanced Linux/Unix (RH) and Apache Tomcat/Java technical expertise to large and/or complex business system consultations and problem resolution. Provide support for developers and development efforts related to Linux/Unix and Apache Tomcat/JBoss administration. Programming and scripting, power Shell, bash Shell
  • Responsible for application performance and optimization efforts focused around Linux and Apache Tomcat/JBoss servers. AWS Cloud experience with EC2, S3, EFS, Glacier, VPC
  • AWS administration, create EC2 Instances, IAM, Cloud Watch.
  • New privacy controls and implementation, Updated security control (NIST REV4)
  • Volume and file system management in Linux/Unix and other operating systems environment (LVM), Experience provisioning KVM with EXSi 6.5 instances on VMWare
  • Experience in Cloud Migration of on-premise legacy applications to AWS Cloud.
  • Sharing resources across the network (NFS share).
  • Utilizing AWS services EC2, Route53, S3, ELB, Auto Scaling, IAM. Experience using Terraform infrastructure as a Code, Patching and update server using RPM and YUM
  • Increase and/or attach EBS volumes and EBS Snapshots to EC2 instance and configure IOPS.
  • Configuring (NIS) Network Information System server
  • Monitor the file systems and CPU load for better
  • Creating user account, assigned home directory, assigned a shell to user
  • Creating user account, group user account, assigned permission to them

Confidential, Oxon Hill, MD

Linux/Unix System Administrator

Responsibilities:

  • Administered user accounts.
  • Performed data management using
  • Redhat utilities for archiving and compression
  • Monitor the file systems and CPU load for better performance.
  • Detect and correct the file system errors
  • Configuring and maintaining Linux (Redhat) virtual, environments installed multiple sparse and whole root within one physical instance of Redhat6
  • Volume and file system management in Linux and Solaris environments
  • Evaluating needs and installing appropriate recommended patches as needed.
  • Performed data management using Redhat utilities for archiving and compression.
  • Used VI editor to edit necessary files.
  • Troubleshooting any reported problems.
  • Ensured that the network infrastructure is up and running.

Confidential, Sabanadino, California

System Administrator / VMware Administrator

Responsibilities:

  • Volume and file system management in Linux and other operating systems environment (LVM).
  • Administering user accounts.
  • Used VI editor to edit necessary files.
  • Setup user accounts.
  • Preventive maintenance (OS patching of Red Hat Enterprise Unix).
  • Troubleshooting user logins using various remote utilities.
  • Configure local firewalls and managing iptables.
  • Familiarity with network systems such as switches, servers and routers.
  • Monitor system logs. Managing configure Linux and servers
  • Performance monitoring using necessary monitoring tools (top;sar;vmstat;nslookup;traceroute).
  • Installing, configuring and hardening of servers. Experience on Oracle Data Base
  • Installing and configuring apache web servers.
  • Monitor client disc quota and general disc space usage.
  • Using CRON Jobs to schedule task. Configure Middleware server
  • Sharing resources across the network (NFS share).
  • Monitoring the servers using the web base Advantage View & System Edge for data analysis. Configure and administer Linux servers,
  • Monitor the file systems and CPU load for better performance. Detect and correct the file system errors.
  • Interact with vendors with regards to circuits and equipment outages ( RedHat). Security, Storage
  • Adding & removing devices from monitoring platforms
  • Hardware maintenance and replacement. Tuning of operating systems.
  • New privacy controls and implementation, Updated security control (NIST REV4)
  • Installing, configuring and hardening Unix and Linux servers.
  • Evaluating needs and installing appropriate recommended patches as needed.
  • Disk replacement and Ram increase in virtual environment.
  • Volume and file system management in Linux/Unix and Solaris environments.
  • User and security administration.

Confidential, Saltlake city, Utah

Linux/Unix System Administrator

Responsibilities:

  • Monitoring the servers using the web-based Advantage View & System Edge for data analysis. Experience with Devops tools, (GitHub, Jenkins, slightly Docker Artifactory )
  • Monitor the file systems and CPU load for better performance. Detect and correct the file system errors. Configure AWS Management tool with CloudWatch Installation of Firewall checkpoint & CRON Job automation
  • Interact with vendors with regards to circuits and equipment outages ( RedHat). AWS, Experience with Storage configuration tools (S3, EFS, Glacier)
  • Subject matter expert, responsible for the Configuration of all SUSE Linux Servers monitoring and Installing right software on SUSE Linux to prevent downtime
  • Adding & removing devices from monitoring platforms e.g. Openview.
  • Performs OS patch updates. AWS Networking and Content Delivery ( VPC, Route 53)
  • Installing, configuring and hardening Linux/Unix servers, evaluating needs and installing appropriate recommended patches as needed.
  • Configuring and maintaining Linux/Unix (Redhat) virtual environments. Installed multiple sparse and whole root zones within one physical instance of Redhat 6. CentOs 7
  • Performed data management using Redhat utilities for archiving and compression.
  • Used VI editor to edit necessary files.
  • Administered user accounts. Monitor the file systems and CPU load for better performance. Detect and correct the file system errors.

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