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System Administrator Senior

Location:
Hyattsville, MD
Salary:
120,000
Posted:
January 18, 2024

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Resume:

Funso Timothy

Senior System Administrator

ad2wb4@r.postjobfree.com • 240-***-****

www.linkedin.com/in/funso timothy • Riverdale, MD

Experienced, pragmatic, and knowledgeable System Administrator with the excellent capacity to quickly understand technical problems, forecast outcomes, and communicate project challenges to the team to find effective and sustainable solutions. Comfortable at the intersection of technology and business. Expert in designing, implementing, and maintaining IT infrastructures to optimize system performance, strengthen security protocols, and facilitate seamless User support. Fast learner with next-generation technology supported by exceptional organizational and training skills to apply new methodologies and technologies.

Summary

Highly adaptable team leader with strong analytical, research, and investigative skills to examine complex issues and develop effective strategies to work through challenges.

Strong technical, investigative, and testing expertise with a comprehensive Linux background in configuration management, installation, backup strategies, and maintenance of Linux operating systems.

Proven track record of implementing process improvements and change initiatives to meet company, project, and client goals, product requirements, and systems protocols.

Career Experience

United Health Group, Remote July 2021 – Present

Senior Linux Administrator

Lead 10 IT professionals to ensure the integrity of all network protocols involving server administration, security management, backup, recovery, User account management, and software updates. Train new IT professionals to adopt organizational protocols.

Verify the highest levels of availability and security for critical business applications and infrastructure through the planning and implementation of sustainable protocols.

Configure, monitor, and maintain the electronic medical records (EMR) computer networks, local area networks (LANs), and wide area networks (WANs)

work with WebSphere, ColdFusion, and Apache Application Server platforms for managing configuring and troubleshooting

Implement security measures to protect sensitive financial information and mitigate security risks through patches, updates, and regular backups to prevent data loss.

Establish Linux file system security protocols, manage server security using Security-Enhanced Linux (SELinux), and interpret the security outcomes of various permission settings.

Define policies and procedures to align system maintenance and provisioning with industry best practices, company business goals, and rigorous regulatory requirements.

Demonstrate the ability to work with Red Hat Virtualization (RHV) to install, configure, Network, patching and storage management.

Evaluate processes, establish tuning parameters, and adjust process scheduling priorities on the Red Hat Enterprise Linux (RHEL) operating system.

Work closely with Database Administrators, Security team members, and Application Developers to ensure seamless integration and collaboration across all systems.

Demonstrate the ability to work independently or as part of a collaborative team through strong interpersonal, listening, and communication skills backed by integrity, accountability, and flexibility.

Design and document disaster recovery plans to ensure the quick recovery of electronic medical records and critical hospital data after unexpected events and to resume operations with minimal disruption.

Create and oversee logical volumes containing file systems and swap spaces from the command line and configure advanced storage features.

Set up and maintain Red Hat Satellite System Management Platform for configuring, patch management and monitoring

Install, configure, and upgrade Hospital Information System (HIS) applications with the latest patches and security fixes.

Administer storage devices, file systems, partitions, and swap spaces from the command line to maintain system stability.

Partner with internal IT team members on hardware maintenance, systems compliance, and regulatory protocols.

Bank of America, Remote January 2018 – June 2021

Linux Systems Administrator / Contract

Configured, monitored, diagnosed, troubleshot, and resolved incident tickets involving DELL server hardware issues, central processing units (CPU), DIMM memory, hard disk drives (HDD), adapters, fans, and the power supply unit (PSU).

Developed Ansible playbooks and wrote Bash scripts to automate the oversight of software packages, firewall rules, services, storage systems, file systems, scheduling, systems resource monitoring, and security.

Resolved incident tickets involving sub-system failures, server configuration changes, and hardware replacements in partnership with the Break/Fix team.

Secured data with both public and private secure shell (SSH) Keys and encryption to sustain secure connections.

Offered advice and support as a subject matter expert on Linux systems, RHEL 6.x and 7.x servers.

Administered Docker containers, developed Jenkins CI/CD pipelines, and wrote Terraform code to provision resources on Azure, security groups, VNet, and virtual machines.

Identified CPU and memory-intensive processes. Prioritized process and kill processes using pgrep, pkill, kill, and jobs.

Configured repositories, GPG key using YUM and RPM, File management GID, and ACL to effectively supply packages to the system, manage system time, and align the chronic service.

TLB Engineering Inc, Glen Burnie, MD April 2000 – December 2017

Construction Engineer

Directed construction project management at every phase from planning and resource allocation to completion and handover to client. Met all budget requirements, roadmaps, schedules, and quality goals.

Recognized by colleagues for embracing a strategic approach to problem-solving and the ability to quickly adapt to dynamic project work environments.

Collaborated with cross-functional teams, Architects, subcontractors, local agencies, and regulatory representatives through open communication and strong listening skills.

Ensured site compliance with OSHA regulations and environmental standards regarding stormwater, waste disposal, hazardous waste handling, and air quality.

Communicated with vendors and 3rd party suppliers to facilitate the purchase, delivery, and logistics of resources and ensure no construction scheduling interruptions.

Hosted regular meetings with site supervisors, Project Managers, clients, and construction team members to resolve issues, answer questions, and address changes and project updates.

Gathered as much information as possible before making a key decision and actively coached construction team members to be data-driven to meet client goals.

Education

Bachelor of Science in Construction Engineering, University of the District of Columbia, Washington, DC

Training, Licenses & Certifications

Red Hat Certified System Administrator (RHCSA) Red Hat Enterprise Linux (RHEL)

CompTIA Security + CentOS Microsoft SQL Server Nagios Network File System (NFS)

Samba Bash Scripting Wide Area Network (WAN) Local Area Network (LAN) Ubuntu

Amazon Web Services (AWS) Security Engineering Lightweight Directory Access Protocol (LDAP)

Network Protocols: TCP/IP, DNS, DHCP, SNMP VMware Hyper-V Firewalls Intrusion Detection Systems

Encryption Techniques Servers Routers Switches S3 Bucket Docker Service Now

Microsoft Office Suite Project Management

State of Maryland Certified Auditor (SMCA) Certified Tax Consultant State of Maryland (CTCSM)

Affiliations

Nonprofit volunteer for people suffering from obesity, diabetes, and high blood pressure.



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