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Administrative Specialist

Lamar Advertising Company
Hattiesburg, MS Full Time
POSTED ON 5/16/2026
AVAILABLE BEFORE 6/15/2026

The Administrative Specialist is the glue that holds the office together! If you’re the type of person that shines in an administrative support role for a dynamic team, we have a great opportunity for you! Our Lamar office in Hattiesburg, Mississippi, is now hiring a new team member to help us bring outdoor advertising campaigns to life for brands in Hattiesburg, MS, and the surrounding areas.


The purpose of the Administrative Specialist is to provide administrative, clerical, and receptionist support to the various departments. They will work closely with the Office or Business Manager to ensure that the office functions efficiently and effectively by assisting or ordering production, Proof of Performance (POP), billing, social media, and AP/AR responsibilities.


Why Lamar?

Lamar is a certified Great Place to Work, with 86% of employees in agreement. Lamar Advertising has also been named as a “Best Company to Work For” in U.S. News & World Report’s annual ranking.

  • Learn more about us on our official YouTube channel.

  • Check reviews and company updates on our Glassdoor page.

  • Learn more about our Great Place to Work certification.


What you can expect from us:




  • A Monday-Friday 8a-5p work schedule 

  • An hourly range of $18 - $20/ hour, dependent on relevant experience and qualifications

  • 120 hours of paid time off (PTO) that increases with tenure

  • 12 paid company holidays, including President's Day and Juneteenth

  • A 2-weeek comprehensive training program 

  • Career advancement opportunities

  • Ongoing professional development and internal leadership programs to maximize your career potential

  • Multiple medical plan options and health savings account

  • Hospital and Critical Illness and Accident coverage 

  • Short & long-term disability and paid parental leave

  • Employee Stock purchase plan

  • 401k plan with company match

  • Up to $1,200 value in employer-paid HSA contributions and cash rewards for engaging in our wellness program

  • A people-first culture that invests in connection, community involvement, and transparency around employee feedback


What we're looking for in YOU: 



  • Requires an excellent command of the English language, both written and verbal

  • Skill in speaking with persons of various social, cultural, economic, and educational backgrounds.

  • Requires continual attention to detail in composing, typing, and proofing materials, establishing priorities, and meeting deadlines

  • Strong work ethic – someone who takes great pride in professionalism, responsibility, and is proactive

  • Must be able to work independently and as a team member.

  • Must possess proficiency in Microsoft Office Suite (Word, Excel, PowerPoint)

  • Ability to use a fax machine, copiers, scanners, and binding machines.

  • This position requires the ability to handle different challenges each day and adequately prioritize those demands


Education and experience:



  • High school diploma or Equivalent required

  • Associate's degree and/or bachelor’s degree (in Business, Marketing, or another related field) preferred

  • 2 years of office experience is required. In lieu of experience, college education will be accepted.

  • A driver’s license is preferred

  • Or another equivalent combination of education and experience


Please note: Upon submitting your application, you will be asked to complete an 8-15 minute personality assessment. This assessment compares your professional soft skills to the skills required for success in this role. Please answer honestly; this is not a test! Not completing this assessment could result in disqualification from consideration for this position. 


Candidates with a disability in need of an accommodation to fulfill our application requirements should email recruiting@lamar.com. 


A day in the life: 



  • Complete all online and manual Proof of Performance (POP) reports to meet corporate deadlines, which includes downloading pictures daily into the POP system and emailing POP photos to AE’s and/or directly to clients upon request

  • Drafts/enters contracts into billing system

  • Review and monitor the Aged Trial Balance (ATB) report each month. Includes sending correspondence to clients, initiating cash corrections, handling AR refunds, processing write-offs, reconciling customer accounts, and following up with clients.

  • Assist the Office or Business Manager with or handle collection issues and Human Resources-related tasks

  • Maintain the petty cash accounts, reconcile monthly bank statements, and verify monthly Sarbanes-Oxley reports

  • Conduct commercial credit checks on potential clients to determine creditworthiness

  • May handle limited charting duties by serving as back-up for static and/or digital or doing charting duties for a satellite office

  • May handle marketing duties such as social media efforts for the office

  • May perform Administrative Specialist I duties on an as-needed basis such as:

    • Perform administrative assistant support tasks; proofreading, typing, operating calculators, facsimile machine and computers

    • Operate telephone as receptionist to answer, screen, and route calls for the office; relay messages

    • Greet and answer inquiries for the general public, customers and visitors; route and resolve information requests with a customer service focus

    • Process outgoing mail and receive deliveries

    • Type correspondence; compile data for expense and statistical reports

    • Coordinate space and office organization; maintain paper and electronic files

    • Filing duties for the office

    • Assist with AP and AR duties as clerical support for the office, but not ultimately responsible for them

    • Print out blank contracts for staff – Bulletins, Posters, Commercial, and Digital




Physical Demands and Work Environment:



  • The primary work environment for this position is the office.

  • The physical demands for this position include light lifting, seeing (with a focus on reading, acuity, depth perception, and peripheral vision), sitting more than 50%, and talking.

  • Nights spent traveling, away from home, are less than 10%.


Who we are:


Founded in 1902, Lamar Advertising Company is one of the largest outdoor advertising companies in the world. With over 360,000 displays across the United States and Canada, Lamar is dedicated to helping both local businesses and national brands reach broad audiences every day.


We provide ad space through:



  • Billboards

  • Interstate logos

  • Handpainted murals

  • Transportation and airports

  • The largest network of digital billboards in the United States


We live by the Golden Rule, and we operate with honesty and integrity in every aspect of our business. We are open with our employees, transparent with our customers, and loyal to the communities in which we serve. While Lamar is a large company, each office has its own culture and family atmosphere, making employees feel connected both locally and nationally.


We are committed to sustainable and environmentally friendly business practices and use a number of innovative strategies to reduce our environmental impact. Please click here to learn more about Lamar's green initiatives. 


Lamar is an EEO/AA employer including Individuals with Disabilities, Protected Veterans, and any other State or Federally protected characteristic.


Please note: Lamar Advertising does not sponsor or take over sponsorship of a work visa. Only candidates with U.S. work authorization not requiring sponsorship will be considered for employment.


SMS and Email Communications: By providing your contact information and submitting this form, you agree to receive email and SMS communications from Lamar Advertising Company regarding job opportunities, hiring events, and career-related updates. Message and data rates may apply. You can opt out at any time by emailing recruiting@lamar.com or replying 'STOP' to text messages. Your information will be processed in accordance with our privacy policy.


Disability Self-Identification: When applying for a job with Lamar, you will be asked to voluntarily self-identify whether you have a disability. Please take a moment to watch this video for clarification on why we're asking for this information!


California Residents - Lamar collects personal information in the ordinary course of considering job applicants. This information may include, for example, name, address, phone number and other contact information, employment history and reference contact information, and any other information provided by an applicant to Lamar.  By submitting an application, you consent to the use or sharing of this personal information solely for the purpose of consideration for employment by Lamar.  Lamar will not sell this information.


#Reg51ID #EarlyTalent 

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

Salary : $18 - $20

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