Karie Hosterman
Fountain,CO
Summary
Detail-oriented Accounting and Payroll Supervisor adept in managing payroll systems and ensuring financial compliance. Proven success in developing internal controls and collaborating with teams to enhance operational efficiency.
Overview
27
27
years of professional experience
Work History
Accounting and Payroll Supervisor
Colorado Department of Human Services
Denver , CO
10.2025 - Current
- Managed payroll processing for state employees and contractors.
- Ensured compliance with federal and state financial regulations.
- Supervised accounting staff and provided training on best practices.
- Reviewed financial reports for accuracy and regulatory adherence.
- Collaborated with department leaders on financial planning initiatives.
- Developed and maintained internal controls to safeguard assets.
- Coordinated audits with external agencies to ensure transparency.
- Maintained updated records of employee deductions such as taxes, benefits, garnishments.
- Resolved customer inquiries regarding billing issues or payment status promptly.
- Collaborated with other departments to ensure proper coding of expenses into the general ledger.
- Analyzed accounting data, identified discrepancies, and prepared corrective action plans.
- Reviewed employee timesheets for accuracy, completeness, and compliance with labor laws.
- Managed payroll for temporary, hourly, and salaried employees.
- Worked with HR staff to accurately track and update paid time off.
- Calculated overtime, vacation sick hours, and other categories of time.
- Processed employee rehires, transfers, terminations and withholdings.
- Enforced payroll-related policies, procedures, and regulations to adhere to changing company and governmental standards.
- Coordinated child support deductions and distributed wage assignments.
Accounting and Business Instructor
Pueblo Community College
Pueblo, Colorado
10.2020 - Current
- Developed engaging curriculum for business courses at community college.
- Facilitated interactive lectures to enhance student learning and participation.
- Provided academic support and mentorship to students pursuing business degrees.
- Collaborated with faculty to design assessments and evaluate student performance.
- Utilized educational technology tools to enhance teaching effectiveness and engagement.
- Organized workshops to promote career readiness and professional development skills.
- Coordinated group projects to foster teamwork and problem-solving among students.
- Reviewed and updated course materials to ensure relevance in the business field.
- Integrated technology into classroom instruction to enhance learning experiences.
- Conducted research on new teaching methods to improve the learning experience.
- Participated in professional development opportunities related to business education techniques.
- Adapted lessons based on student needs while maintaining high standards of quality instruction.
- Integrated problem-solving strategies into course lessons in order to prepare students for real-world scenarios.
- Collaborated with other faculty members in order to design effective learning materials.
- Monitored progress of each student by providing individual feedback throughout the semester.
- Facilitated discussions on current business topics to enhance student engagement.
- Assessed student learning outcomes through written assignments, exams, and presentations.
- Implemented technology into classroom instruction including video conferencing platforms.
- Maintained accurate records of attendance and grades for all courses taught.
- Provided instruction in principles of business, economics, and accounting to students.
- Utilized various software programs such as Powerpoint and Excel for instructional purposes.
- Evaluated and graded students' classwork, papers and assignments to assess course success and student understanding of materials.
- Met course and department instructional goals by integrating key competencies into lesson plans.
Elementary School Teacher
Fountain Fort Carson District 8
Fountain, CO
08.2023 - 10.2025
- Designs and implements engaging lesson plans tailored to diverse student needs, fostering a positive and inclusive classroom environment for optimal learning.
- Utilizes differentiated instruction techniques to meet varied learning styles and levels, ensuring that all students master core curriculum standards.
- Employs data-driven assessments to monitor student progress, adjusting instruction, and providing targeted support to enhance student achievement.
- Establishes effective classroom management strategies to maintain a productive, respectful, and supportive learning atmosphere.
- Collaborates with fellow teachers, administrators, and support staff to develop cross-curricular activities, and ensure consistent student support.
Produces visual products using the most cost-effective methods. - Integrates technology and interactive tools to enhance lessons, engage students, and facilitate hands-on learning experiences.
- Communicates regularly with parents and guardians through conferences, newsletters, and digital platforms to build strong home-school connections.
- Guides small groups and individual students in reading intervention programs, strengthening literacy skills, and promoting academic growth.
Middle School Teacher
Harrison District 2
Colorado Springs, Colorado
08.2021 - 08.2023
- Incorporated exciting and engaging activities to achieve student participation and hands-on learning.
- Planned and implemented Eureka Math and Amplify Science lessons.
- Collaborated as a key member of the district selection team to evaluate and select a comprehensive curriculum, aligning educational resources with district goals and standards.
- Worked cooperatively with teachers, administrators, and parents to help students reach learning objectives.
Kept students on task with proactive behavior modification and positive reinforcement strategies.
Supported students' physical, mental, and social development using classroom games and activities.
Communicated frequently with parents, students, and faculty to provide feedback and discuss instructional strategies. - Implemented creative ways to foster curiosity for complex principles through hands-on learning and planned activities.
Planned and executed differentiated math intervention lessons. - Developed engaging learning products, visual aids, and final deliverables in collaboration with teammates, utilizing the curriculum to meet specific educational objectives.
- Created visual content and selected the most effective formats and media to communicate subject matter accurately and cost-effectively.
- Applied current visual information best practices to develop and deliver high-quality visualizations across multiple platforms.
Accountant
United States Army and Air Force NAF
Fort Carson, CO
09.2016 - 08.2021
- Prepared monthly financial statements for military personnel and family services.
- Processed payroll for employees across various departments and programs.
- Managed accounts payable and receivable functions for NAF operations.
- Reviewed and reconciled bank statements to ensure accuracy of financial records.
- Assisted in budget preparation and monitoring for diverse unit activities.
- Maintained accurate records using accounting software tailored for federal use.
- Collaborated with team members to streamline accounting procedures and workflows.
- Provided support during audits by organizing necessary documentation and reports.
- Managed accounts receivable and payable, reconciled bank statements, and prepared financial reports.
- Researched changes in laws to maintain adherence to financial regulations.
- Diminished financial discrepancies and accurately reconciled accounts using detailed data analysis results.
- Cross-trained employees, enabling completion of priority tasks during personnel absences.
- Coordinated project materials and schedules, facilitated communication and prepared reports.
- Managed and trained team members to enhance audit department performance and increase operational efficiency.
- Developed staff expense and reimbursement tracker to reduce user errors and increase reporting accuracy.
- Performed audits of operational and financial areas to check compliance.
- Investigated and resolved billing issues to maximize cash flow and minimize liabilities.
- Supported efficient accounting operations with high-quality administrative support.
- Oversaw full accounting cycle and prepared applicable financial statements.
- Wrote reports, authored papers and organized supporting documentation.
- Updated and managed accounts payable databases, employing access controls to protect data.
- Analyzed balance sheets for mistakes and inaccuracies.
- Maintained accurate accounts for cash, fixed assets and other transactions.
- Managed accounts payable and receivable, improving cash flow management.
- Monitored balance sheets and income statements to evaluate financial performance.
- Maintained up-to-date knowledge of Generally Accepted Accounting Principles guidelines.
- Monitored cash flows and prepared weekly cash projections.
- Reported on financial results including balance sheets, income statements, cash flow statements.
- Performed general ledger reconciliations on a timely basis.
- Prepared monthly closing entries for multiple companies' books of records.
- Created journal entries accurately and timely for month end close processes.
Accountant and Payroll Administrator
Universal Accounting Services
Fountain , Co
03.1999 - 09.2016
- Prepared and processed payroll for six clients, with a total of 92 employees weekly.
- Prepared and filed all payroll tax forms and deposits.
- Spearheaded budget development, analysis, and execution, as well as estimated future financial needs.
- Ensured compliance with policies and procedures.
- Prepared and compiled all schedules, bank reconciliations, and financial reports.
- Reviewed financial statements for multiple clients.
- Coordinated scheduling and managed all accounting, billing, collection, and banking functions for firm clients.
- Managed all aspects of payroll, including the preparation and reconciliation of all payroll accruals and liabilities to the general ledger.
- Established the organizational and staffing structure, and administrative policies and procedures.
- Bid and contract management for all chamber events and needs.
- Administered an effective personnel program, which included web-based training for the website and other computer-based programs utilized by the chamber; these included job descriptions, performance standards, and performance appraisals.
- Developed and conducted education programs to advance the professional, technical, and managerial skills of the membership, which included creating lesson plans for all training offered within and by the chamber of commerce.
- Organized and conducted monthly and annual meetings.
- Managed all financial aspects, including the timely delivery of monthly financial reports to the board of directors.
- Provided annual budget and long-range forecasts.
- Provided written monthly reports to directors, along with recommendations as needed. Managed all aspects of payroll for 30 employees.
- Prepared advertising budgets for client companies.
- Prepared and submitted advertising co-op packets to auto manufacturers, and ensured payment.
- Managed all aspects of accounts receivable and accounts payable, and maintained all records.
- Coordinate with media buyers to ensure proper billing by vendors.
- Responsible for all financial statement creation and disbursement to executive management.
- Trained all new management on financial statement information.
- Prepare the yearly budget and monthly adjustments.
Education
Master of Science - Accounting And Finance
Colorado State University
Fort Collins, CO05-2015
Bachelor of Science - Accounting
Western International University
Tempe, AZ02-2010
Skills
- Payroll administration
- Financial reporting
- Compliance management
- Internal controls
- Data analysis
- Budget management
- Accounting software
- Staff training
- Tax compliance
- Effective communication
- Problem solving
- Team collaboration
- Conflict resolution
- Time management
- Inventory accounting
- Accounts payable management
- Cash flow management
- Vendor relationship management
- GAAP
- Month-end closing
- Intercompany transactions
- Expense tracking
- Microsoft Excel mastery
- Accounts receivable management
- Payroll tax compliance
- Employee benefits administration
- General ledger maintenance
- Project accounting
- Time and attendance management
- Year-end closing
- Financial statement preparation
- Payroll system implementation
- HR support
- Directing teams
- Payroll training
- Payroll software expertise
- Expense reimbursements
- Recordkeeping requirements
- Bank reconciliation
- Payroll auditing
- Direct deposit management
- Garnishment processing
Timeline
Accounting and Payroll Supervisor
Colorado Department of Human Services
10.2025 - Current
Elementary School Teacher
Fountain Fort Carson District 8
08.2023 - 10.2025
Middle School Teacher
Harrison District 2
08.2021 - 08.2023
Accounting and Business Instructor
Pueblo Community College
10.2020 - Current
Accountant
United States Army and Air Force NAF
09.2016 - 08.2021
Accountant and Payroll Administrator
Universal Accounting Services
03.1999 - 09.2016
Master of Science - Accounting And Finance
Colorado State University
Bachelor of Science - Accounting
Western International University