O.K. Isokariari (Nigeria) Limited is a leading Engineering, Procurement, and Construction company with over 50 years of robust experience in civil engineering and building projects. Established in 1970 and incorporated in 1972, the company is recognized for its efficiency, reliability, and value-added services for both government agencies and private clients. Renowned for completing heavy civil engineering projects within budget and on schedule, the company ensures high-quality standards and a commitment to Health, Safety, and Environmental protection. With state-of-the-art equipment including asphalt and mixing plants, quarry operations, and transport fleets the company successfully executes complex infrastructure projects like highways, bridges, and residential areas in compliance with international standards.

We are recruiting to fill the position below:

Job Title: Administrative Assistant

Location: Port Harcourt, Rivers
Employment Type: Full-time

Job Description

• The Administrative Assistant is responsible for providing comprehensive clerical, operational, and secretarial support to ensure the smooth, efficient day-to-day functioning of the administrative department and head office.
• The incumbent manages office correspondence, maintains filing systems, handles visitor protocols, and assists with general logistical coordination across various internal business units.

Responsibilities
Reception Management:

• Greet and direct visitors, clients, and official guests with professional courtesy and high standards of corporate etiquette.
• Manage incoming and outgoing telephone calls, taking accurate messages and routing inquiries to the appropriate personnel or departments.
• Receive, sort, log, and distribute incoming and outgoing official mails, couriers, and correspondence.

Document Management & Record Keeping:

• Maintain organized physical and digital filing systems for administrative documents, memos, letters, and policy guidelines.
• Assist in drafting, typing, and formatting routine administrative correspondence, internal memos, and reports.
• Photocopy, scan, bind, and archive official documents securely while maintaining strict data confidentiality.

Office Supplies & Inventory Coordination:

• Monitor office supplies, stationery, pantry items, and equipment stock levels, raising requisitions for replenishment as needed.
• Coordinate the routine maintenance and servicing of office equipment (printers, photocopiers, scanners, and air conditioners) with vendors or the IT/Maintenance team.

Meeting & Travel Logistics Support:

• Assist in booking meeting rooms, preparing boardrooms, and organizing refreshments for internal meetings and visitor sessions.
• Support the admin team in coordinating travel arrangements, hotel bookings, and logistical support for staff movements when required.

General Administrative Support:

• Perform any other administrative duties or special projects as assigned by the Admin Manager or Executive Management.

Requirements

• Minimum 3 years of proven experience in an administrative support or front-office role within a structured corporate environment.
• Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint) and office automation tools.
• Excellent verbal and written communication skills.
• High attention to detail, strong organizational skills, and the ability to multitask effectively under pressure.
• The position is open only forfemale candidates.
• Successful candidate must be resident in Port Harcourt, Rivers State.

Application Closing Date
2nd October, 2026.