Administrative Assistant

CRH
Houston, TX

Non-Exempt

Oldcastle Infrastructure™, a CRH company, is the leading provider of utility infrastructure solutions for the water, energy, and communications markets throughout North America. We’re more than just a manufacturer of precast concrete, polymer concrete, or plastic products. We’re a trusted and strategic partner to engineers, contractors, distributors, specifiers, and more. With our network of more than 80 manufacturing facilities and more than 4,000 employees, we’re leading the industry with innovation and a safety-first mindset.

Oldcastle Infrastructure - Built For Life from Oldcastle Infrastructure on Vimeo .

Job Summary

The Administrative Assistant will perform a variety of general office and accounting activities by performing the following duties personally or through collaboration with other company personnel.

Job Responsibilities

  • Support operations by assisting staff, planning, organizing and implementing administrative systems
  • Administrative and accounting functions such as bookkeeping, payroll information, personnel files, filing systems, requisitions of supplies and other administrative functions
  • Maintain and assist with customer and all administrative personnel files
  • Coordinate activities of various clerical departments or workers within department and coordinate office/company functions, parties, etc.
  • Greets customer and visitors as needed
  • Forward Intercompany invoices to appropriate contact at sister locations
  • Forward checks received at office to Lockbox and contact customers to update payment address.
  • Reconcile issues with invoices/ Coupa Approvals
  • Receive Intercompany transactions on PO’s
  • Backup / assistance for invoicing
  • Order office / coffee supplies
  • Stock up breakroom
  • NECS DMV registration notifications and handling of tags when received
  • Assist in EHS protocols
  • Other administrative duties as assigned

Job Requirements

  • Associate degree or equivalent combination of administrative experience, training or education (preferred)
  • Knowledge and understanding of business and management principles involved in strategic planning, resource allocation, human resources modeling and administration, production methods and coordination of people and resources
  • Computer skills, including MS Office Suite, accounting software, database software, internet software, payroll systems
  • Must be able to multitask, be detailed oriented and possess strong organization skills
  • Must communicate effectively both verbally and in writing with superiors, colleagues, and individuals inside and outside the company
  • Basic math skills, including percentages, rations, decimals
  • Sitting for extended periods of time, performing sedentary work. Some walking, bending, and standing is often necessary in carrying out job duties
  • Ability to lift up to 10 pounds and occasionally lift up to 25 lbs. while carrying small objects
  • Some travel may be required

What CRH Offers You

  • Highly competitive base pay
  • Comprehensive medical, dental and disability benefits programs
  • Group retirement savings program
  • Health and wellness programs
  • An inclusive culture that values opportunity for growth, development, and internal promotion

About CRH

CRH has a long and proud heritage. We are a collection of hundreds of family businesses, regional companies and large enterprises that together form the CRH family. CRH operates in a decentralized, diversified structure that allows you to work in a small company environment while having the career opportunities of a large international organization.

If you’re up for a rewarding challenge, we invite you to take the first step and apply today! Once you click apply now, you will be brought to our official employment application. Please complete your online profile and it will be sent to the hiring manager. Our system allows you to view and track your status 24 hours a day. Thank you for your interest!

Oldcastle Infrastructure, a CRH Company, is an Affirmative Action and Equal Opportunity Employer.

EOE/Vet/Disability

CRH is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, status as a protected veteran or any other characteristic protected under applicable federal, state, or local law.

Posted 2026-01-15

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