Office Manager

Gateway Foundation Inc.; Humble (TX); On-site; USD 45,000 - 65,000; Full time

Benefits offered by this job

Health and dental insurance

403(b) retirement plan

Tuition reimbursement — up to $5,250/3

18 paid time off days per year

9 paid company holidays

Job summary

Gateway Foundation, Inc. is seeking an Office Manager at our Humble, TX facility to oversee daily administrative operations and support a team of clerical staff.

Responsibilities include organizing workflows, preparing correspondence, handling billing data entry, maintaining filing systems, monitoring supply requisitions, and coordinating with central office and contract agencies to ensure compliance and efficiency.

Qualifications

• High School Diploma or equivalent required.
• Two (2) years related work experience preferred.
• Strong computer skills with Microsoft Office Suite.

Responsibilities

• Organize operations and develop office procedures and systems.
• Prepare and coordinate correspondence; data entry of billing information.
• Organize filing systems; review and approve supply requisitions.
• Assign and monitor clerical functions of administrative staff.
• Generate reports from health records and management systems.

Skills

Basic communication skills

Analytical skills

Delegation

Education

High School Diploma or equivalent

Tools

Excel

Access

Word

Job description

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Office Manager (Substance Use Corrections) - Humble, TX

Post Date: Aug 7, 2026

Location: Humble, TX, US, 77396

Position Type: Full Time

Requisition Number: 34299

Work Schedule: Monday - Friday, 8:00AM - 4:30PM

Who is Gateway Foundation?

Gateway Foundation, Inc. is a national non-profit dedicated to helping individuals with substance use and mental health disorders. Established in 1968, Gateway provides essential tools and knowledge for recovery, positively impacting hundreds of thousands of lives. Operating through its Community Services, Corrections Divisions, and Corporate Headquarters, the organization is recognized for innovative, effective treatment approaches and maintaining high standards.

Consider joining our team, where your impact can be truly meaningful. Our organization focuses on delivering high quality clinical services as a recognized leader in evidence-based treatment proven to get results. By joining our team, you'll have the chance to provide essential services to underserved populations, all while working for an organization that values you and aims to be an employer of choice. You can expect to be part of a vibrant culture that emphasizes teamwork and professional growth. When you join us, you'll discover personal and professional fulfillment by aligning your career with your values.

We are honored to offer behavioral healthcare services in Corrections

Perks of working in correctional healthcare:

• Opportunity to make a positive impact on a marginalized population
• Exposure to diverse patient demographics
• Focus on driving change, tracking progress, and improving care
• Development of skills in a unique healthcare setting

Location: Atascocita - 2310 1/2 Atascocita Rd. Humble, TX 77396

About Our Atascocita Location (Harris County): Gateway’s largest facility, Atascocita is a residential correctional center focused solely on substance use treatment for court-ordered clients. With 12 buildings and nearly 500 clients, the facility provides a structured, secure environment without armed guards. Staff work collaboratively in a team of 170, including counselors, probation officers, and support staff. The location is undergoing major renovations to become a state-of-the-art treatment center. We foster a supportive culture with team-building activities, recognition programs, and a strong mission-driven focus on recovery and rehabilitation.

Work Schedule: Monday - Friday, 8:00AM - 4:30PM

Office Manager - Job Summary
Under limited supervision, maintains office services at assigned facility by organizing its operations and developing and implementing office procedures and systems; preparing and coordinating correspondence; processing data entry of billing information; organizing filing systems; reviewing and approving supply requisitions; assigning and monitoring clerical functions of assigned administrative support staff.

• Compiles data and information and generates reports from electronic health record, population management system, and other adjunct databases:
  • Completes summary calculations and analyses
  • Prepares reports for use by managers to monitor and evaluate facility’s finances, operations and contract compliance
  • Researches unusual data results or occurrences and prepares explanations or justifications
  • Processes various forms and records related to client admission, rotations and discharge
  • Prepares regular reports and counts related to client census and services provided
• Assists senior staff with preparing budget recommendations. Generates revenue and expenditure, census and service delivery statistical reports. Compiles data, prepares reports to monitor and evaluate site operations, finances and contract compliance. Tracks budget allocations and expenditures, collects and maintains office expenditure records and receipts, and initiates corrective actions to control budget variances.
• Initiates, coordinates and monitors office supplies and purchases within identified budget to maintain office and kitchen supplies and ensure the office is presentable and functional.
• Performs personnel administration for the facility which includes maintaining personnel files and training records, collecting and processing time sheets, preparing employment offers and processing new hires, and responding to questions concerning payroll and benefits policies and procedures to ensure personnel actions are in compliance with federal, state and central offices rules and regulations.
• Serves as administrative liaison between assigned facility, other facilities, central office and contracting agency, by gathering and exchanging information related to operational, budget, payroll, and personnel issues or procedures.
• Maintains office records and filing systems. Cleans databases, verifies files and information are accurate, up to date, and complete. Updates and disseminates information concerning office procedures, updated policies, and personnel administration changes.
• Performs administrative duties, such as maintaining policy and procedure manuals, posting and balancing petty cash and postage expenditures, enforcing office equipment maintenance and service contracts, obtaining security clearances for staff and visitors, and coordinating travel and meeting arrangements.
• Performs office and secretarial duties such as composing and typing correspondence and documents, photocopying and assembling documents, answering telephones, filing, and data entry.

Office Manager - Education & Experience Requirements

• High School Diploma or equivalent required
• Two (2) years related work experience. Progressively more responsible related work experience and experience with Excel, Access, Word, and other Microsoft software preferred
• Valid local driver’s license
• Basic knowledge of office systems, procedures, equipment
• Strong computer skills to generate reports and prepare documents
• Basic communication skills to exchange information and interact with a diverse group of external and internal contacts
• Basic analytical skills necessary to compile and analyze data and information for various reports and statements, read and interpret policies and instructions and investigate and resolve operational and administrative problems
• Ability to delegate and follow-up on the work of others

Physical Requirements

• Ability to respond to telephone inquiries
• Ability to continually proofread, check and verify data from printed form and computer monitor display
• Ability to use a keyboard and video display terminal to enter, retrieve, and/or audit information and data on a continual basis
• Ability to pull, lift and transport files and documents to and from various locations within office or assigned location

Work Enviornment

• Works in a normal office or clinical environment where there are relatively few discomforts due to dust, dirt, noise and the like. Occasional exposure to contagious diseases, or infectious specimens, but potential for harm is limited if established safety and infection control precautions are followed.
• Works in a correctional facility where there is exposure to potentially disruptive and violent inmates. The worker is not substantially exposed to adverse environmental conditions, however might experience relatively few discomforts due to dust, dirt, noise and the like.

Benefits at Gateway Foundation:

Health and Wellness:

• Medical, dental, and vision insurance for employees and dependents
• Employee wellness program promoting health and fitness and offering cash-saving premiums
• Employee assistance programs focused on mental health

Financial Wellbeing:

• 403(b) Retirement Plan with 3% employer match
• Short-term and Long-term Disability and Life and AD&D Insurance paid for by Gateway
• Flexible Spending Accounts for medical and dependent care
• Public Service Loan Forgiveness (PSLF)

Flexibility and Time Off:

• 18 paid time off days per year – accrual rates increase with years of service
• 9 paid company holidays
• Work-life-balance

Personal Development:

• Training & Development Programs
• Tuition Reimbursement - up to $5,250 per calendar year
• eLearning access to online courses that provide CEU's and job-related training
• Clinical Supervision: Formal and informal guidance

Gateway Foundation is an Equal Opportunity Employer: Race/Color/Sex/Sexual Orientation/ Gender Identity/Religion/National Origin/Disability/Vets. Please view Equal Employment Opportunity Posters provided by OFCCP here .