← Search all jobs

Administrative Assistant, Public Works/Engineering Office

City of Decatur - Decatur, IL

Illinois · Posted November 4, 2026

Just laid off? Start here: a plan for the first weeks

More in Illinois job market · All Administrative Assistant jobs (1,393) · Government & Public Sector · Administration jobs

Similar jobs

Pay compared with the market

This listing does not state pay. Across 405 open administrative assistant listings that state pay, the middle half runs $37,500 to $52,000 and the median is $42,500.

Listed pay is what employers advertise, not what people are paid.

Administrative Assistant salaries by state · Check your own pay

How AI is used in this kind of work

Among secretaries and administrative assistants, except legal, medical, and executive, AI is already used for a large share of the tasks. Measured exposure for secretaries and administrative assistants, except legal, medical, and executive: 45% (high).

Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.

Check how this applies to your own job

Skills this job asks for

Say which you have and which you want to build. We use it to match you to jobs like this one.

  • Excel

About the job

Most admin roles keep the office running. This one helps build the city.

You’ll coordinate infrastructure bids, prepare contracts, and carry projects through City Council approval. You’ll also be the go-to person for residents, vendors, and staff. If you’re organized, sharp, and calm when the phone rings for the fifth time, this is your next move.

Prior municipal or Public Works experience is not required but preferred. We’ll train you on bidding, contracts, City Council processes, and our department systems.

Responsibilities

Infrastructure Bids & Contracts

Build project bid manuals with engineering staff and coordinate bid advertisements.

Support public bid openings, review submitted documents, and prepare contracts for execution.

City Council Approvals & Follow-Through

Prepare and enter Council agenda items and supporting materials.

After approval, prepare and send transmittals and notices to proceed.

Public Contact & Customer Service

Be the primary contact for residents, visitors, staff, vendors, and other agencies.

Answer questions, track requests, route concerns, and explain our services.

Welcome visitors, process public documents, applications, permits, and payments as applicable, and handle difficult interactions with professionalism.

Department Administration & Financial Support

Maintain payroll records for Public Works Administration and the Engineering Division.

Coordinate purchasing: requisitions, purchase orders, invoices, and payments.

Keep records, databases, spreadsheets, files, correspondence, and reports in order.

Manage meetings and calendars, routine FOIA intake, mail distribution, office supplies, and emergency and security procedures.

Requirements

High school diploma or equivalent

Three years of progressively responsible administrative support experience, including document preparation, recordkeeping, and computer operations

Valid driver’s license

Knowledge of payroll, budgetary procedures, and personnel functions

Proficiency in Microsoft 365 (Outlook, Word, Excel, Teams) and the ability to learn department-specific software

Knowledge of modern office practices, procedures, and equipment, including business English, spelling, grammar, and punctuation

Accuracy and efficiency in preparing, organizing, maintaining, and filing records, reports, documents, lists, correspondence, and other paperwork

The ability to juggle multiple priorities and frequent interruptions without losing accuracy

Strong written and verbal communication, attention to detail, and professional customer service skills

Comfort with multi-line phone systems, and the ability to work well with coworkers, elected and appointed officials, outside agencies, and the public, using discretion with sensitive matters

Confidentiality, and the ability to follow written and verbal instructions, policies, and procedures

An equivalent combination of education, experience, and training may be considered.

Preferred

Associate’s degree or coursework in business administration or a related field

Public-sector experience

Experience maintaining payroll records, managing budgets, and processing purchase orders

What We Offer

Pay: $46,000–$56,000 annually

Time off: 14.5 paid holidays, including two personal days, plus paid vacation and sick leave

Health coverage: Excellent health insurance, plus a dedicated health center for you and your dependents with free check-ups, chronic care, bloodwork, immunizations, and many free prescriptions

Retirement: A strong pension plan

Why Decatur?

U.S. News & World Report named Decatur the #1 Best Affordable Place to Live in the U.S. for 2025–2026 .

Lake Decatur, 2,000+ acres of parks and trails, arts and entertainment, and family attractions.

Chicago, St. Louis, and Indianapolis are an easy drive away.

Major employers include ADM, Caterpillar, Primient, HSHS St. Mary’s Hospital, and Decatur Memorial Hospital.

Additional Employment Requirements

The City of Decatur is a drug-free workplace, including marijuana. Candidates must pass a post-offer drug screen, physical exam, and background check.

The City does not provide employment visa sponsorship. Applicants must be currently authorized to work in the United States on a continuous basis.

Ready to Apply?

Open until filled. Apply today:

https://www.governmentjobs.com/careers/decaturil/jobs/5517081/administrative-assistant-public-works-engineering-office?pagetype=jobOpportunitiesJobs

Complete every application section. Incomplete applications won’t be considered. Uploading a resume may prefill some sections but doesn’t replace the application.