Information
Last Name:
Email:
Suehunu
ad20je@r.postjobfree.com
First Name:
Phone:
Mohammed
Staff Background
Skill Overview:
RHCSA and RHCE certified software engineer with 10+ years of Linux/Unix Systems. Core competencies in Red Hat OpenShift Infrastructure, Satellite 6, LINUX System Administration/Engineering, System Security, Engineering, Network and Application Support within Enterprise environments. Extensive experience configuring and building Red Hat Linux machines on premises, Azure cloud, creating/managing Users, tuning Kernel Parameters, and performance tuning to monitoring/configuring Physical Systems within company Data Centers. Holds IRS MBI and Public Trust clearance. Excellent customer facing soft skills.
Relevant Experience
22nd Century Technologies
Client: IRS
04/2023 – 11/2023
●Deployed over 300 RedHat servers v7.9 to support the Big Data Analytics project.
●Configured and scheduled weekly patching cycle between Dev, Test, Prod, and DR environments.
●Configured RedHat satellite server to manage patching lifecycle.
●Collaborated with Dell and Upgraded Firmware for all physical servers within the data center.
●Opened support cases with vendor (Dell) for parts replacement on physical servers in data centers.
●Replaced memory cards, network cards, storage controllers, and disks on physical servers.
●Experienced working with SNOW ticketing systems..
●Troubleshoot connectivity issue between the operating systems and backend database servers.
●Configured Dell networker servers to maintain data backup.
●Monitored the environments using Dell Open Manage Enterprise for all incoming alerts from physical servers within the data centers.
●Scheduled meetings with the vendor (Dell) to troubleshoot physical servers within the data centers.
●Extensive experience with Linux network services: DHCP, DNS, NTP, Kerberos, LDAP, SMTP
Syneren Technologies Corporation
Client: Department Of Commerce/Bureau Of industry and Security
04/2021 – 06/30/2023
●Participated in Azure migration, moving low-level and high environments from on-premises data center to Azure public cloud and Azure Government.
●Deployed about 200 plus Red Hat systems into Azure Government cloud and public cloud with a STIG template by automating the entire deployment workflow.
●Worked with Microsoft Azure Engineers for ongoing applications migration from on-promises data centers to Azure Government cloud.
●Opened a support cases with Microsoft Azure for high level issues
●Created multiple templates from Azure gallery images
●Worked in a hybrid cloud environment.
●Installed Azure migration mobility agent on more than 200 physical enterprise systems
●Configured and built Satellite server v6.7 for patching, registration, subscription, and kiskstart.
●Implemented, configured and deployed new patches, upgrades, bug fixes on both physical and virtual Red Hat Linux servers using satellite server and YUM server.
●Extensive experience with RHEL administration – Kickstart, RPM management, LVM creation, and network routing.
●Extensive experience with Linux network services: DHCP, DNS, NTP, Kerberos, LDAP, SMTP
●Configured Logical Volume manager to create, extend and maintain volumes.
●Configuring network interface cards for bonding assignments to maintain redundancy.
●Deployed various Red Hat Enterprise Linux virtual builds.
●Participating in 24x7 Production on-call Support of Linux and provided technical support to users at remote data centers.
● Participating in Nutanix migration move which moved over 50 rhel7 machines from vCenter to Nutanix.
●Troubleshooting various issues from application, network, and security team base on the OS level.
●Deployed, configured, and maintained computer on Azure cloud.
●Troubleshoot Azure related issues and engage internal teams and vendors for issue resolutions.
●Implement patching solutions using Ansible playbook.
Job Title: Senior Consultant
Client Name: Stone Door Group (Multiple Clients)
04/2020 – present
Accomplishments
●Collaborated with Client’s Global Technology Services Managed Services team on Red Hat OpenShift support as guided by Client
●Assisted on environment stability challenges
●Assisted Client with and collaborated on prioritization of OpenShift work items
●Provided suggestions on configuration, usage, and design as it relates to the platform
●Identified hardware and software dependencies within infrastructure that are external to OpenShift environments and suggesting, in relation to those external dependencies, performance characteristics of computing, storage, network hardware and software configurations
●Configured persistent storage (10GB volumes) for OpenShift cluster monitoring services
●Configured Red Hat OpenShift Container Platform 4 to use local passwords, configured role-based access controls (RBAC), and configured groups and LDAP group synchronization on a cluster
●Installed an OpenShift cluster with custom settings on AWS using IPI method
●Performed training and enablement of customer's key staff
●Subscribed clients to Sat Server and test updates
●Deployed a CI/CD pipeline to manage and monitor the application development life cycle
●Engineered a PHP application from a Git repository
●Discovered Satellite target install systems for software, network access, and user accounts
●Performed installation and configuration of Satellite
●Configured subscription manifests, content channels, and RBAC according to customer environment
●Configured Smart Management (when applicable)
●Integrated with Active Directory or other authentication providers if needed
●Performed testing and validation of authentication and access controls
Halvik Corp
Client: Internal Revenue Service (IRS)
Linux Systems Engineer
11/2020 – 01/2021
●Experience in implementing merging strategies, Tagging and delivering using Git as source control.
●Experience in Configuring and Integrating the Servers with different environments to automatically provisioning and creating new machines using Configuration management/provisioning tools like Ansible.
●Experience in leading the efforts of Deployment and Build Engineers for Linux Environment.
●Installing, Configured and management in Ansible Centralized Server and creating the playbooks.
●Supporting Local System Administrators to troubleshoot Configuration Management and Network issues.
●Maintained all the UNIX, Linux and Windows environments for deployments.
●Experienced in cloud technologies like AWS, VMWare.
●Ability to work closely with teams, to ensure high quality and timely delivery of build and release.
●Working experience on LDAP and Active Directory.
Connexions Data Inc
Client: US Census Bureau – Suitland, MD
Splunk Engineer
09/2019 – 12/2020
Accomplishments
●Systems Administrator for the 2020 Decennial Network Operations Center (NOC). The NOC supports the 2020 Decennial Census which is scaled to support over 350,000 users and 50 Systems in a hybrid environment of AWS and on-premises Data Center. There are 8 separate environments ranging from Development to Production.
●Responsible for remediating incidents, coordinating escalations, running support bridges, providing customer service and performing operations & maintenance activities.
●Actively monitoring over 5,000 endpoints and 250 Area Census Offices using Splunk IT Service Intelligence (ITSI), SolarWinds, Oracle Enterprise Manager (OEM), AppDynamics, VMware vRealize Operations Manager (vROPS), and Citrix Director.
●Responsible for completing BMC Remedy Service Request, Work Orders and Change Requests. This work includes account maintenance, server maintenance, monitoring requests, standardized infrastructure software and security remediation.
●Prepare and disseminate NOC notifications for infrastructure and application maintenance to leadership and support teams.
● Managing and providing users group access in Active Directory (AD) on both Linux and window machines.
●Proactively responding to production overall issues reporting by end users by also opening Ever-Bridge line to bring on all team members on board to troubleshoot all issues.
●Providing monthly patching on all RedHat nodes by using powerful tool like Tanium for all related patching.
●Monitoring all machines, apps, routers, and swatches with powerful tools like Solarwinds, App-Dynamic and Splunk ITSI from a center location.
●Working knowledge in VMware Vcenter, infoblox
●Design, support and maintain the Splunk infrastructure in a highly available configuration
●Monitor the Splunk infrastructure for capacity planning and optimization
●Troubleshoot Splunk server and forwarder problems and issues
●Create user interfaces that will allows customers to manage their own Splunk instances
Build, customize and deploy Splunk apps as per internal customer needs
Information International Associates Inc
Job Title: Linux/Splunk System Administrator
Client Name: USPTO, Department Of Commerce
09/2016 to 09/2019
Accomplishments
●Implemented Patch management through RedHat Satellite and patched/reconfigured systems if needed for security-related updates
●Architected IPTABLES Experience -Firewall Management
●Configured and installed apache web server, Mysql(Master/SLAVE), Sendmail, LDAP Authentication, OpenVPN, Ansible, Postgres, BIND, Debian, Ubuntu, RedHat, AMI, EC2, Cloudfront, and Squid Caching, NFS mounts,ISCSI Target Mounts, md1200, md1220, r820, r900, m610, m620, m710, and Idrac Express
●Managed OMD/CheckMK Monitoring, configuration of new hosts, custom process checks
●Engineered LUNs using ISCSI Target and BASH Scripting for customized server jobs
●Installed and managed over 20K RedHat version 6 to 7.7 from a lab environment to production environment
●Implemented technology research and proof of concept for the infrastructure, and configured installation of new physical systems onto racks raid adapter setup
●Monitored troubleshooting network problems such as TCP/IP, providing support for users in solving technical issues
●Implemented user management using a centralized IDM/LDAP server and server redundancy/synchronization
Signature Consultants
Job Title: Linux System Administrator II
Client Name: Wells Fargo & Co
06/2012 – 09/2016
Accomplishments
●Provided security consulting on complex issues related to data access and integrity in relation to over 30,000 servers migrations from legacy security domain to mandate FoxT BoKS access management environment.
●Migrated for individual Line of Businesses (LOB)
●Executed File backups with Rysnc
Job Title: Linux System Administrator I
Client Name: 9-Solutions
01/2011 – 06/2016
Accomplishments
●Monitored disk status, system processes user process activity, system security, & logs
●Engineered and Managed user accounts and managed system security
●Implemented Patch Management, Package Installation/Upgrades/Removing and Kernel upgrades, as well as installed and up-gradation of Package and Patch Administration
●Monitored system activities like CPU, memory, disk and swap space usage to avoid any performance issues
●Investigated and arched issues, determined impact and provided remediation and documented (RCA)
●Engineered hardware issues and their replacements remotely
●Engineered User Management, regular incremental backups, and regular maintenance for recovery in the Linux servers
●Implemented DNS, DHCP, NFS, LDAP, FTP, File System Management, Monitoring OS, and Network Activities
●Engineered a major release version of Red Hat Enterprise 6.x to Red Hat Enterprise 7.x
Technical Skills
Vendor
Skill
Microsoft Azure Cloud
Applications Migration Administration
GNU Linux
GNU Linux Administration
GNU Linux C Development
Red Hat
Red Hat Ansible Administration
Red Hat Ansible Playbook Development
Red Hat Enterprise Virtualization Administration
Red Hat Identity Manager Administration
Red Hat Satellite 5 Administration
Red Hat Satellite 6 Administration
RHEL Administration
Red Hat OpenShift Administration
Clearances / Certifications
Vendor
Certification
Red Hat
Microsoft Azure
Red Hat Consultant – Satellite
Delivery Consultant - OpenShift Infrastructure
Red Hat Certified Engineer (RHCE)
Red Hat Certified Systems Administrator (RHCSA)
Microsoft Azure Fundamentals
Microsoft Azure Administrator
Microsoft Azure Solutions Architect
Education
Degree Description:
Advance Linux Administration training course through the Linux Foundation