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Mail Inserter Operator Jobs in Missouri (NOW HIRING)

General Clerk

Lees Summit, MO ยท On-site

$18 - $22/hr

... opening mail, calculating and posting charges to departmental accounts, operating basic office ... Will use repetitive wrist and hand motions to remove and/or insert staples in files. * Must be able ...

General Clerk

Kansas City, MO ยท On-site

$18 - $22/hr

... opening mail, calculating and posting charges to departmental accounts, operating basic office ... Will use repetitive wrist and hand motions to remove and/or insert staples in files. * Must be able ...

General Clerk

Lees Summit, MO ยท On-site

$18 - $22/hr

... opening mail, calculating and posting charges to departmental accounts, operating basic office ... Will use repetitive wrist and hand motions to remove and/or insert staples in files. * Must be able ...

General Clerk Jobs

Kansas City, MO ยท On-site

$18 - $22/hr

... opening mail, calculating and posting charges to departmental accounts, operating basic office ... Will use repetitive wrist and hand motions to remove and/or insert staples in files. * Must be able ...

General Clerk

Lees Summit, MO ยท On-site

$18 - $22/hr

... opening mail, calculating and posting charges to departmental accounts, operating basic office ... Will use repetitive wrist and hand motions to remove and/or insert staples in files. * Must be able ...

General Clerk

Kansas City, MO ยท On-site

$18 - $22/hr

... opening mail, calculating and posting charges to departmental accounts, operating basic office ... Will use repetitive wrist and hand motions to remove and/or insert staples in files. * Must be able ...

General Clerk

Kansas City, MO ยท On-site

$18 - $22/hr

... opening mail, calculating and posting charges to departmental accounts, operating basic office ... Will use repetitive wrist and hand motions to remove and/or insert staples in files. * Must be able ...

... shall mail SmartID Cards to Light Activation Kit Operators Applicant Communications regarding ... inserts, and other ID Media duties as directed by ICAM Credentialing Specialists shall perform IRS ...

... shall mail SmartID Cards to Light Activation Kit Operators Applicant Communications regarding ... inserts, and other ID Media duties as directed by ICAM Credentialing Specialists shall perform IRS ...

Showing results 21-34

Mail Inserter Operator information

See Missouri salary details

$12

$16

$19

How much do mail inserter operator jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for mail inserter operator in Missouri is $16.19, according to ZipRecruiter salary data. Most workers in this role earn between $15.10 and $17.12 per hour, depending on experience, location, and employer.

What does a mail inserter operator do?

A Mail Inserter Operator is responsible for operating machines that automatically insert letters, brochures, or other materials into envelopes for mailing. They monitor equipment, ensure proper alignment and functioning, and troubleshoot minor issues to maintain productivity. Mail Inserter Operators also perform quality checks to ensure the correct contents are inserted and prepare finished mail for distribution. This role is essential in industries that handle large volumes of mail, such as direct marketing and billing services.

What are the key skills and qualifications needed to thrive as a mail inserter operator, and why are they important?

To thrive as a Mail Inserter Operator, you need attention to detail, basic mechanical aptitude, and a high school diploma or equivalent. Familiarity with mail insertion machines, postal software, and basic troubleshooting tools is typically required. Strong organizational skills, reliability, and the ability to work efficiently under deadlines help operators stand out. These skills ensure accurate, timely mail processing and minimize errors or downtime in high-volume mailing environments.

What are some common challenges faced by mail inserter operators and how can they be addressed?

Mail Inserter Operators often encounter challenges such as machine jams, misfeeds, and managing high-volume workloads under tight deadlines. Staying attentive to equipment maintenance and promptly addressing minor mechanical issues can help minimize downtime. Additionally, strong organizational skills and effective communication with supervisors and team members are essential for coordinating large mail runs and ensuring accuracy. Continuous training on new inserter technologies can also improve efficiency and reduce errors.

What is the difference between Mail Inserter Operator vs Mail Clerk?

AspectMail Inserter OperatorMail Clerk
CredentialsBasic high school diploma; on-the-job trainingHigh school diploma; some positions may require basic certifications
Work EnvironmentManufacturing or mailing facilities, operating inserter machinesOffice or mailroom settings, handling incoming and outgoing mail
Job DutiesOperating mail inserting machines, assembling mail packagesSorting, distributing, and managing mail flow within an organization

The Mail Inserter Operator primarily focuses on operating machinery to assemble and insert mail, while the Mail Clerk handles the organization and distribution of mail within an office or facility. Both roles require attention to detail but differ in technical skills and daily tasks.

What are popular job titles related to Mail Inserter Operator jobs in Missouri?

For Mail Inserter Operator jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Mail Inserter Operator jobs in Missouri look for?

The top searched job categories for Mail Inserter Operator jobs in Missouri are:

Infographic showing various Mail Inserter Operator job openings in Missouri as of September 2026, with employment types broken down into 42% Full Time, 29% Part Time, and 29% Nights. Highlights an 100% In-person job distribution, with an average salary of $33,677 per year, or $16.2 per hour.

General Clerk

Lees Summit, MO โ€ข On-site

$18 - $22/hr

Full-time

Posted 22 days ago


Job description

Position Title: General Clerk

Location: Lee's Summit, MO

Division: Advancia Government Services

Available Shifts:ย 

  • 5:30am - 2:00pm

  • 1:30pm - 10:00pm

  • 9:30pm - 6:00am

Available Days Off: Fri/Sat, Sun/Mon, Tues/Wed, Thru/Fri

Hourly Rate: $18.00 - $22.00 plus H&W $5.09

Position Summary:

Responsible for performing services as they relate to document conversion, document destruction, records management and storage and mailroom functions.ย  This position follows clearly detailed specific procedures in completing several repetitive clerical steps performed in a prescribed or slightly varied sequence, such as coding and filing documents in an extensive alphabetical file; could involve simple posting to individual accounts, opening mail, calculating and posting charges to departmental accounts, operating basic office equipment, e.g., photocopier, facsimile, multi-line phone/voicemail systems, mailing machines, and minimal computer programs. Little or no subject-matter knowledge is required, but the clerk uses his or her own judgment in choosing the proper procedure for each taskย ย 

Essential Duties & Responsibilities:

  • Performing functions as they may relate to a variety of tasks including but not limited to document

  • conversion, document destruction, records management, storage and mailroom functions, creating

  • and maintaining files and records and servicing file requests.ย 

  • Understand and follow Standard Operating Procedures (SOP's), applies common sense understanding to carry out written, oral or diagram instructions.

  • Document scanning.

  • Transfers in/out files and physical interfiling.

  • Perform basic computer work.

  • May perform data entry to update reports and databases.

  • May answer and record incoming phone requests.

  • May handle back-to-stacks, and use National File Tracking System (NFTS)/Central Index System (CIS)/Central Information Processing System (CPS).

  • Process requests for files.

  • Batch audit/electronic merging of files.

  • Loads and unloads boxes of files from trucks and shelving.

  • Position requires ability to lift objects weighing up to 50 pounds repetitively.

  • Position requires ability to push/pull, transport objects using assistive equipment on a repetitive basis.

  • Must be able to bend, stoop, climb ladders, reach, use repetitive hand/wrist motions, withstand

  • heights, stand/sit for prolonged periods, and assist with unloading and receiving inventory.

  • Must have mental ability to concentrate on fine detail such as daily report conciliation.

  • Will use repetitive wrist and hand motions to remove and/or insert staples in files.

  • Must be able to stand and/or sit for prolonged periods of time.

  • Must have visual ability to see objects closely as in reading and use of computer monitor.

  • Must have ability to communicate effectively verbally and in writing.

  • Must meet and maintain production and quality goals.

  • Abides by all company safety regulations.

  • Perform other duties as assigned.

Qualifications:ย 

  • This is a public trust position which requires the ability to pass pre-employment drug screen, ability toย  pass a post offer employment physical abilities test; ability to pass government background security clearance check (includes a credit check); must be able to retain a government public trust security level clearance; must be a U.S. Citizen

  • Regular and punctual attendance is required.

  • Six (6) months specialized experience

  • One (1) year work experience

  • High School Diploma, GED or better

  • Written Communication Skills

  • Oral Communication Skills

  • Organization and Planning Skills

  • Time Management Skills

  • Interpersonal Communication

  • Keyboard Skills

  • Reading Skills

  • Microsoft Word and Excel experience Preferred

Working Environment:

  • The work environment characteristics described here are representative of those and employee encounters while performing the essential functions of this job. The noise level in the work environment is usually moderate to high.

Physical Demands (including but not limited to):

  • Ability to move or transfer products with an overhead crane, physical stamina. Ability to lift 50 lbs. when required.

  • While performing the duties of the job, the employee is regularly required to stand, walk and reach with hands and arms. Specific vision abilities required by this job include close vision, distance vision, color vision, depth perception, and ability to adjust focus.

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Advancia Government Services, LLC is an equal opportunity employer. Advancia Government Services, LLC does not discriminate in employment opportunities or practices on the basis of race, color, religion, sex, national origin, age, disability, marital status or any other characteristic protected by law.

Employment Type: full-time