Executive Assistant Administrative Support

HOUSTON, TX, HOUSTON, US • *************@*****.*** • 936-***-****

NYSIKA MATTHEWS DIGGS

Executive Assistant

PROFESSIONAL SUMMARY

Executive Assistant with over two decades of extensive experience in providing top-tier support to senior executives, proficient in coordinating complex schedules and travel arrangements. Demonstrates expertise in leveraging technology to enhance operational efficiency and streamline processes, ensuring seamless executive support. Passionate about fostering collaborative environments that drive organizational success and innovation.

EMPLOYMENT HISTORY

EXECUTIVE ASSISTANT Nov 2021 - Present

PVS DX Inc – PVS Chemicals

• Provide high-level administrative support to senior executives, including calendar and travel management

• Coordinate expense reports, vendor communications, and internal meetings

• Time Management

• Manage office operations and support cross-functional teams PLANT EXECUTIVE ASSISTANT / EHS COORDINATOR Nov 2013 - Dec 2020 Cargill Inc Houston, TX (Hybrid/Remote)

• Oversaw safety coordination across production and maintenance teams, including audits and training

• Managed executive schedules, travel logistics, and expense tracking

• Team Building

• Maintained compliance records in HP Records Management and Enablon

• Supported trade execution, logistics (rail/truck/vessel), and inventory tracking in Lynx Logistics

• Facilitated onboarding, organized team meetings, and led contractor safety orientations EXECUTIVE ADMINISTRATIVE ASSISTANT Feb 2005 - Jul 2014 Star Furniture Cypress, TX

• Delivered comprehensive administrative support including scheduling, customer service, and invoicing

• Coordinated office supplies, contract approvals, and team events

• Handled inbound/outbound communications and resolved customer issues PATIENT ACCOUNT REPRESENTATIVE Jan 2004 – Feb 2005 Texas Children’s Hospital Houston, TX

• Process and submit insurance claims accurately

• Verify patient insurance coverage and eligibility

• Update and manage patient account records (charges, payments, adjustments)

• Maintain patient confidentiality and comply with HIPAA regulations

• Review accounts for billing accuracy and completeness

• Collect and post patient payments

• Resolve billing inquiries and disputes professionally EDUCATION

ASSOCIATE OF BUSINESS ADMINISTRATION Aug 2007 - Jun 2009 University of Phoenix-Texas

COURSES

VIRTUAL ASSISTANT (TRAINING) Dec 2020 - Jun 2021

90 Day VA

SKILLS

Calendar Management (Experienced), Email Management (Experienced), Meeting Coordination (Experienced), Travel Planning

(Experienced), Expense Reporting (Experienced), Vendor Relations (Experienced), Event Planning (Experienced), Document Control

(Experienced), Safety Protocols (Experienced), Microsoft Office Suite (Experienced), Google Suite (Experienced), DocuSign (Experienced), Microsoft Teams (Experienced), AX System (Experienced), AR/AP (Experienced), Budget Tracking (Skillful), Invoice Management

(Experienced), Audit Tracking (Experienced), Team Coordination (Experienced), New Hire Onboarding (Experienced), Safety Training

(Experienced), Customer Service (Experienced).

LINKS

LinkedIn: www.linkedin.com/in/nysika-diggs-35306179 ADDITIONAL INFORMATION

CERTIFICATIONS

• Communication Basics Certification

• Admin & PA Certification

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