Summary
Overview
Work History
Education
Skills
Timeline
Administrative Assistant

Manda Rosser

Reliant Holdings Ltd.
PAMPA,TX
34
years of professional experience

Experienced administrative professional with 30+ years supporting busy offices through scheduling, calendar coordination, document control, data entry, and confidential record management. Trusted for keeping operations organized, efficient, and client-focused.

Detail-oriented administrative assistant with extensive experience in customer service, client relations, and front-office support. Skilled in managing calls, inboxes, correspondence, and follow-up while maintaining accuracy and confidentiality. Known for creating smooth daily operations and professional service.

Versatile office administration professional with a strong background in records administration, scheduling, and executive support. Experienced in maintaining secure filing systems, preparing reports, and coordinating meetings and travel. Committed to improving workflow, communication, and team productivity.

Work History

Administrative Assistant

4 Years 2 Months
Reliant Holdings Ltd. | 09.2022 - Current
  • Coordinated calendars, meetings, and travel arrangements for smooth daily operations.
  • Prepared correspondence, reports, and presentations with strong accuracy and formatting consistency.
  • Managed inboxes, routed inquiries, and prioritized requests to support timely follow-up.
  • Organized filing systems and maintained confidential records for easy retrieval and compliance.
  • Scheduled appointments, tracked deadlines, and monitored administrative task completion.
  • Answered multi-line phone system, routing calls, delivering messages to staff and greeting visitors.
  • Maintained confidentiality of sensitive information by adhering to strict privacy policies and implementing secure filing systems.
  • Delivered excellent customer service through prompt responses to client inquiries, addressing concerns effectively, and building strong relationships.
  • Ensured accurate record-keeping with diligent data entry and database management for vital company information.
  • Promoted a positive work environment through effective communication skills and fostering professional relationships among colleagues.
  • Improved document organization with thorough file maintenance, archiving outdated records as necessary for efficient retrieval when needed.
  • Coordinated office supply inventory management, proactively ordering necessary items before depletion to avoid workflow disruptions.
  • Supported executive staff through scheduling meetings, coordinating travel arrangements, and preparing crucial documents.
  • Assisted with human resources tasks such as updating employee files or submitting time-off requests per company policy guidelines.
  • Optimized calendar management for executives by scheduling appointments strategically while considering priorities and minimizing conflicts.
  • Organized office events such as holiday parties or team-building activities, promoting a positive company culture and boosting employee morale.
  • Collaborated on special projects as assigned by leadership, contributing research findings or coordinating event logistics as needed for success.
  • Facilitated collaboration within team by organizing regular meetings and tracking project progress.
  • Boosted team productivity by managing communication channels and ensuring timely responses to inquiries.
  • Maintained inventory of office supplies and placed orders.
  • Managed scheduling for executive team, balancing complex calendars to ensure optimal use of time.
  • Monitored office supplies inventory, ensuring availability of essential items without overstocking.
  • Streamlined office operations, implementing digital file management systems to reduce paper use and increase efficiency.
  • Organized company events to enhance team cohesion, coordinating logistics and catering for over 50 participants.
  • Coordinated travel arrangements for staff, ensuring cost-effective and timely accommodations and transportation.
  • Maintained confidentiality of sensitive information, adhering strictly to data protection regulations.
  • Developed filing system for historical documents, preserving important company records and improving access to information.
  • Managed filing system, entered data and completed other clerical tasks.
  • Managed phone and email correspondence and handled incoming and outgoing mail and faxes.
  • Assisted coworkers and staff members with special tasks on a a daily basis.
  • Completed forms, reports, logs, and records to quickly handle all documentation for human resources.
  • Built and maintained excellent customer relationships through timely response to inquiries and going above and beyond to accommodate unusual requests.
  • Continually sought methods for improving daily operations, communications with clients, recordkeeping, and data entry for increased efficiency.
  • Surpassed team goals by partnering with colleagues to implement best practices and protocols.
  • Transcribed and organized information to assist in preparing speeches and presentations.
  • Increased office participation in special events by creating a newsletter with detailed calendars and other office updates.
  • Performed research to collect and record industry data.
  • Facilitated timely delivery of special projects to meet organizational and departmental objectives.
  • Opened and properly distributed incoming mail to promote quicker response to client inquiries.
  • Volunteered to help with special projects of varying degrees of complexity.

Secretary

9 Years 1 Month
Travis Elementary School | 08.2013 - 09.2022
  • Scheduled meetings, organized calendars, and prepared correspondence for staff and administrators.
  • Coordinated front office communications, routing calls, visitors, and messages with professionalism and accuracy.
  • Processed parent requests, maintaining clear communication and timely follow-up on student concerns.
  • Managed student attendance records, enrollment paperwork, and confidential files following district procedures.
  • Tracked supply inventory, ordered office materials, and supported daily administrative operations.
  • Verified records, updated databases, and ensured accuracy across student and staff documentation.
  • Assisted administrators with routine reports, filing systems, and compliance-related paperwork.
  • Maintained welcoming reception environment while supporting efficient office workflow and school operations.
  • Handled sensitive information discreetly, maintaining confidentiality when managing personnel files or financial data.
  • Answered multi-line phone system and enthusiastically greeted callers.
  • Maintained daily report documents, memos and invoices.
  • Scheduled appointments and conducted follow-up calls to clients.
  • Prepared professional correspondence, including memos, letters, and emails, ensuring accuracy and timeliness.
  • Entered data into the system and updated customer contacts with information to keep records current.
  • Maintained electronic filing systems and categorized documents.
  • Responded to emails and other correspondence to facilitate communication and enhance business processes.
  • Provided clerical support to company employees by copying, faxing, and filing documents.
  • Managed executive calendars, scheduling appointments and meetings to optimize time management.
  • Provided exceptional customer service by promptly addressing inquiries and resolving issues professionally.
  • Contributed to a positive work environment by providing support to colleagues when needed in various tasks or projects.
  • Maintained accurate records of office expenses, assisting in budget preparation and cost control efforts.
  • Promoted a positive image of the organization through clear communication both internally with colleagues and externally with clients.
  • Assisted in event planning and execution for company functions such as conferences, workshops, or social gatherings.
  • Utilized advanced software programs for data entry tasks that increased accuracy while minimizing errors.
  • Coordinated travel arrangements for senior staff, ensuring smooth business trips with minimal disruptions.
  • Oversaw inventory of office supplies, ensuring availability and cost-efficiency.
  • Maintained executive appointment schedules by planning and scheduling meetings, conferences, and teleconferences.
  • Organized travel arrangements for the executive team, ensuring smooth logistics for multiple international trips.
  • Improved office workflow by redesigning document submission process.
  • Facilitated inter-departmental communication to ensure all parties were informed of key updates.
  • Supported project management activities, contributing to timely completion of key initiatives.
  • Enhanced office efficiency by implementing digital filing systems that streamlined paperwork processing.
  • Enhanced visibility of office policies by creating and distributing employee handbook.
  • Provided comprehensive support to new staff, facilitating faster integration into team.
  • Streamlined communication processes, resulting in faster response times to internal queries.
  • Managed incoming and outgoing correspondence, maintaining confidentiality and timeliness.
  • Streamlined invoice processing, improving accuracy and efficiency of financial operations.
  • Managed sensitive and confidential information with discretion, upholding integrity of executive communications.
  • Coordinated meetings and events, arranging logistics for over 50 corporate gatherings.
  • Managed paper and electronic filing systems by routing various documents, taking messages and managing incoming and outgoing mail.
  • Created and maintained detailed administrative processes and procedures to drive efficiency and accuracy.
  • Interacted with vendors, contractors and professional services personnel to receive orders, direct activities, and communicate instructions.
  • Liaised between clients and vendors and maintained effective lines of communication.
  • Established administrative work procedures to track staff's daily tasks.
  • Supported company leaders by managing budgets, scheduling appointments and organizing itinerary.
  • Recorded new hires, transfers, terminations, changes in job classifications and merit increases to main human resources files.
  • Managed filing system, entered data and completed other clerical tasks.
  • Managed phone and email correspondence and handled incoming and outgoing mail and faxes.
  • Assisted coworkers and staff members with special tasks on a daily basis.
  • Completed forms, reports, logs, and records to quickly handle all documentation for human resources.
  • Volunteered to help with special projects of varying degrees of complexity.
  • Opened and properly distributed incoming mail to promote quicker response to client inquiries.
  • Facilitated timely delivery of special projects to meet organizational and departmental objectives.
  • Increased office participation in special events by creating newsletter with detailed calendars and other office updates.
  • Built and maintained excellent customer relationships through timely response to inquiries and going above and beyond to accommodate unusual requests.

Secretary-Accounts Payable and Accounts Receivable

19 Years
Exterran | 05.1993 - 05.2012

Prepared correspondence, memos, and reports using Microsoft Office applications.

  • Screened calls, routed inquiries, and maintained professional front-desk communication.
  • Organized confidential records, files, and document control systems with accuracy.
  • Managed office supplies, vendor requests, and routine administrative workflow.
  • Updated spreadsheets and databases to track, analyze, and report performance and sales data.
  • Improved document management through the introduction of a new digital a new digital archiving system.
  • Handled sensitive information discreetly, maintaining confidentiality when managing personnel files or financial data.
  • Answered multi-line phone system and enthusiastically greeted callers.
  • Maintained daily report documents, memos and invoices.
  • Prepared professional correspondence, including memos, letters, and emails, ensuring accuracy and timeliness.
  • Entered data into system and updated customer contacts with information to keep records current.
  • Maintained electronic filing systems and categorized documents.
  • Responded to emails and other correspondence to facilitate communication and enhance business processes.
  • Provided clerical support to company employees by copying, faxing, and filing documents.
  • Contributed to a positive work environment by providing support to colleagues when needed in various tasks or projects.
  • Maintained accurate records of office expenses, assisting in budget preparation and cost control efforts.
  • Assisted in event planning and execution for company functions such as conferences, workshops, or social gatherings.
  • Utilized advanced software programs for data entry tasks that increased accuracy while minimizing errors.
  • Updated spreadsheets and databases to track, analyze, and report on performance and sales data.
  • Streamlined invoice processing, improving accuracy and efficiency of financial operations.
  • Improved document management with the introduction of the new digital archiving system.tem.
  • Managed incoming and outgoing correspondence, maintaining confidentiality and timeliness.
  • Provided comprehensive support to new staff, facilitating faster integration into team.
  • Oversaw inventory of office supplies, ensuring availability and cost-efficiency.
  • Managed phone and email correspondence and handled incoming and outgoing mail and faxes.
  • Managed filing system, entered data and completed other clerical tasks.
  • Assisted coworkers and staff members with special tasks on a daily basis.
  • Managed paper and electronic filing systems by routing various documents, taking messages and managing incoming and outgoing mail.
  • Completed forms, reports, logs, and records to quickly handle all documentation for human resources.
  • Opened and properly distributed incoming mail to promote quicker response to client inquiries.
  • Increased office participation in special events by creating newsletter with detailed calendars and other office updates.
  • Surpassed team goals by partnering with colleagues to implement best practices and protocols.

Education

High School Diploma

Pampa High School | Pampa, Tx

Skills

Office administration
Administrative support
Customer service
Clerical support
Data entry
Document control
File management
Record management
Records administration
Microsoft outlook
Scheduling
Client relations
Calendar coordination
Microsoft Excel
Microsoft Word
Microsoft Outlook
Microsoft PowerPoint
Spreadsheets
Multi-line phone systems
Time management
Deadline oriented
Reporting
Meeting facilitation
Meeting planning
Critical thinking
Strong problem solver
Dedicated team player
Relationship management
Meeting facilitation
Document control
Meeting planning

Timeline

Administrative Assistant

Reliant Holdings Ltd.
09.2022 - CurrentRead More

Secretary

Travis Elementary School
08.2013 - 09.2022Read More

Secretary-Accounts Payable and Accounts Receivable

Exterran
05.1993 - 05.2012Read More

Pampa High School

High School Diploma
Read More
Manda Rosser