Kelechukwu Onyelonu
Upper Marlboro,MD
Summary
Information Specialist with Secret clearance and Security+ certification experienced in managing data for employers and clients and distributing information across the organization. Analyzes data, supports security, organizes and classifies, maintains records, and contributes to team efforts. Expertise in information technology, technical understanding, documentation, reporting, customer servic,e and process improvement. Hardworking and passionate job seeker with strong organizational skills eager to secure entry-level Job Title position. Ready to help team achieve company goals. To seek and maintain full-time position that offers professional challenges utilizing interpersonal skills, excellent time management and problem-solving skills.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Information Technology Specialist
US Army Reserve
Fort Meade MD
05.2020 - Current
- Set up network profiles, security permissions and file sharing systems.
- Troubleshot complex hardware and software issues for swift resolution, minimizing downtime for affected users.
- Ensured data security, implementing encryption measures and access controls for sensitive information.
- Enhanced system performance by implementing and maintaining hardware and software upgrades.
- Used ticketing systems to manage and process support actions and requests.
- Assisted with updating technical support best practices for use by team.
- Trained end-users on new software applications, increasing productivity across departments.
- Optimized network performance by analyzing traffic patterns and making necessary adjustments to bandwidth allocation.
- Reduced network downtime with proactive monitoring and troubleshooting.
- Managed helpdesk operations, prioritizing tasks according to urgency and impact on overall business functions.
- Attended regular client meetings to report project progress and address questions.
- Facilitated best user experience through continuous support and communication of system changes.
- Maximized server uptime by conducting regular maintenance and implementing robust backup strategies.
- Researched product and issue resolution tactics to address customer concerns.
- Coached and trained end-users on functions, features and basic troubleshooting of software such as Software and Software.
- Collaborated with supervisors to escalate and address customer inquiries or technical issues.
- Configured hardware and granted system permissions to new employees.
- Monitored systems in operation and quickly troubleshot errors.
- Assisted customers in identifying issues and explained solutions to restore service and functionality.
- Explained security measures in simple terminology to help users understand malware and phishing threats.
- Documented support interactions for future reference.
- Installed and configured network printers and other peripheral devices.
- Monitored networks and network devices to resolve technical problems quickly.
- Diagnosed and resolved hardware and software issues.
- Analyzed network traffic and performance metrics to optimize system performance.
- Implemented, developed and tested installation and update of file servers, print servers and application servers.
- Designed and evaluated WAN and LAN connectivity technologies.
Information Security Specialist/ ISSO Jnr
DHS HQ
Washington, DC
11.2022 - 11.2023
- Managed information system regulatory compliance to meet updated guidelines.
- Partnered with IT department members to minimize exploits on system coverage.
- Contributed to system road mapping, design, and launch services to address information vulnerability.
- Optimized patch management process, resulting in timely system updates without impacting business operations or user experience.
- Assisted in the monitoring of the company's networks, identifying suspicious activity, and mitigating potential cyber-attacks.
- Information System Security Officer (ISSO) Duties Reviewed Security Assessment Reports (SARs) and Security Assessment Plans (SAPs), and managed POA&Ms for corrective actions in response to identified vulnerabilities for maintaining system Authority to Operate (ATO) status.
- Reviewed Nessus and Database vulnerability scan results for mitigation actions and to help the ISSOs create and maintain POA&Ms for the deficiencies identified in the scan results.• Reviewed technical narratives submitted as evidence of remediation by vendors for accuracy and complete mitigation of failed controls reported in SARs.
- Conducted periodic assessments of the security posture of a system and identified and documented deficiencies to assist ISSOs in resolving issues with the POA&M creation template, raised by the POA&M Team.
- Monitored all High-Value Assets (HVA) Cyber Security Framework (CSF) Scorecards for reporting and ISSO assistance.
- Reviewed POA&Ms based on criticality to provide ISSOs with recommendations and guidance on mitigation strategies, ARs, and evidence packages for cancellation, closure, consolidations, and/or split.
- Applied leading theories and concepts to the development, maintenance, and implementation of POA&M remediation standards, procedures, and guidelines.
Education
In Progress - Cyber Security
Prince George's Community College
Upper Marlboro, MDCompTIA Security+ - Computer And Information Systems Security
TrainACE
Greenbelt, MD07.2022
Skills
- IT Troubleshooting
- Information Security
- Problem-solving skills
- End-user support
- Network Administration
- IT risk management
- Excellent interpersonal skills
- Software Updates
- Hardware installations
- LAN protocols
- Technical Support
- Software Installation
- System Administration
- Desktop support
- User Support
- Remote Support
Certification
CCNA 1 &2,
SECURITY+
Timeline
Information Security Specialist/ ISSO Jnr
DHS HQ
11.2022 - 11.2023
Information Technology Specialist
US Army Reserve
05.2020 - Current
In Progress - Cyber Security
Prince George's Community College
CompTIA Security+ - Computer And Information Systems Security
TrainACE