Top 53 assistant administrator Jobs in san marcos tx

Administrative Assistant
Thermon —San Marcos, TX
- 8 hour shift
- Mid-level
- Office
- Administrative experience
Quick Apply
Secondary School Counselor
New Braunfels Christian Academy —New Braunfels, TX
- Full-time
- School experience
- Classroom
- High school
- Health savings account
- Health insurance
Quick Apply
1d
Lead Teacher Infants, Toddlers, Twos
Circle C Child Development Center —Austin, TX
- $55,000 - $63,000 a year
- Full-time
- Background check
- School experience
- Classroom
- Paid training
- Paid holidays
7d
Direct Support Professional (Bachelor's Degree Required)
Action Behavior Centers —Austin, TX
- $20 - $27 an hour
- Urgently hiring
- Background check
- 18 years or older
- No experience needed
- Paid training
- Paid holidays
Quick Apply
5d
Direct Support Professional (Bachelor's Degree Required)
Action Behavior Centers —Austin, TX
- $20 - $27 an hour
- Urgently hiring
- Background check
- 18 years or older
- No experience needed
- Paid training
- Paid holidays
Quick Apply
5d
Child Autism Therapist (Bachelors Degree Required)
Action Behavior Centers - ABA Therapy for Autism —New Braunfels, TX
- $15 - $26 an hour
- Urgently hiring
- 18 years or older
- No experience needed
- Master's degree
- Paid training
- Paid holidays
Quick Apply
21h
Child Autism Therapist (Bachelors Degree Required)
Action Behavior Centers - ABA Therapy for Autism —Buda, TX
- $20 - $27 an hour
- Urgently hiring
- 18 years or older
- No experience needed
- Master's degree
- Paid training
- Paid holidays
Quick Apply
2d
Child Autism Therapist (Bachelors Degree Required)
Action Behavior Centers - ABA Therapy for Autism —Austin, TX
- $20 - $27 an hour
- Urgently hiring
- 18 years or older
- No experience needed
- Master's degree
- Paid training
- Paid holidays
Quick Apply
2d
Child Autism Therapist (Bachelors Degree Required)
Action Behavior Centers - ABA Therapy for Autism —Austin, TX
- $20 - $27 an hour
- Urgently hiring
- 18 years or older
- No experience needed
- Master's degree
- Paid training
- Paid holidays
Quick Apply
2d
Lead Threes - Pre-K Teachers
Circle C Child Development Center —Austin, TX
- $55,000 - $63,000 a year
- Full-time
- Background check
- School experience
- Classroom
- Paid training
- Paid parental leave
7d
Military Service - U.S. Air National Guard, Administration
Military Service - U.S. Air National Guard Recruiting —Texas
- From $49,838.78 a year
- Full-time
- Military
- Computer literacy
- English
7d
Human Resources Manager, Central Texas (Onsite-San Marcos, TX)
Thermon —San Marcos, TX
- Full-time
- Office
- Bachelor's degree
- Continuous improvement
- Retirement plan
Quick Apply
Registrar / Administrative Assistant to the Principal
Wimberley Independent School District —Wimberley, TX
- $17.43 - $21.79 an hour
- Full-time
- School experience
- Word processing
- Computer literacy
Health Aide (2026-2027 SY)
Lockhart Independent School District —Lockhart, TX
- $15.65 - $18.79 an hour
- Full-time
- CPR Certification
- Heavy lifting
- Word processing
- Vision insurance
11d
Certified Nursing Assistant (CNA) 10P-6A
Cypress Healthcare and Rehabilitation —San Marcos, TX
- From $12.50 an hour
- Full-time
- Serving
- Nursing
- CNA
- Health insurance
- Dental insurance
Quick Apply
5d
Director of Assessment, Accountability and Compliance
New Braunfels Independent School District —New Braunfels, TX
- $86,214 - $121,533 a year
- Full-time
- School experience
- Doctoral degree
- Inventory management
Assistant Teacher Early Childhood NAEYC Preschool
Circle C Child Development Center —Austin, TX
- $22 - $23 an hour
- Full-time
- School experience
- Classroom
- Computer literacy
- Paid parental leave
- Paid holidays
Certified Nursing Assistant (CNA) 6A-2P
Cypress Healthcare and Rehabilitation —San Marcos, TX
- Full-time
- Nursing
- CNA
- Communication skills
- Health insurance
- Dental insurance
Quick Apply
5d
Bus Assistant
Comal ISD —New Braunfels, TX
- Working with individuals with disabilities
- High school diploma or GED
- Ability to lift 50 pounds
Utility Capital Projects and Compliance Administrator
City of Seguin —Seguin, TX
- $23.49 - $24.66 an hour
- Spanish
- Clean driving record
- High school

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Administrative Assistant

Thermon -
San Marcos, TX

Quick Apply

Job Details

Part-time

Qualifications

Computer operation
Spreadsheets
Administrative experience
High school diploma or GED
Desktop applications
Microsoft Teams
Managing projects
Productivity software
Negotiation

Full Job Description

This is a part-time fully onsite position located at our 100 Thermon Dr. San Marcos, Texas office location on Tuesday, Wednesday and Thursdays

Who We Are

Thermon is a diversified technology company and a global leader in industrial process heating, temperature maintenance, environmental monitoring and temporary power distribution solutions. We deliver engineered solutions that enhance operational awareness, safety, reliability and efficiency to deliver the lowest total cost of ownership.

Thermon offers over 250 products, software and services across multiple brands, providing a range of offerings from boilers, transportation heaters, and liquid load banks to tubing bundles and heat trace. We are the silent guardians of critical infrastructure. From the relentless demands of chemical plants and the intricate networks of rail and transit to the vital pulse of power generation, we innovate solutions that ensure optimal operation, protect critical assets, and maximize efficiency.

We care deeply about the success of our customers, the well-being of our people, and the reliability of every product we design. This drives our unwavering commitment to safety and integrity in everything we do. Through collaboration, we unite a rich legacy of expertise with a trusted global team, partnering side-by-side with our customers. We transfer the warmth needed to make life work.

The Role

The Administrative Assistant plays a critical role at Thermon by providing high-quality support and service to the Marketing Department and local management, while also serving as the office marketing administrator for the San Marcos campus.

This role demonstrates the Company's values of Care, Commit, and Collaborate, while being highly accountable.

This position requires the Administrator Assistant to maintain incredible organization, accuracy, responsiveness, and high-level customer, office and client focused support. The ideal Administrator Assistant performs a variety of administrative duties as you take on new challenges and wear multiple hats. You must exude calm and confidence and enjoy what you do, employing an optimistic can-do attitude while having fun getting results.

Administrative Support Responsibilities – Marketing and Communications

Provide high-level administrative and operational support to the MarketingCommunications Department under the direction of the Communications, Manager.
Manage sophisticated correspondence, scheduling, and coordination for marketing and communications team, ensuring effective prioritization and follow-up.
Track marketing-related expenses and prepare accurate expense reports using Concur.
Manage the marketing office and oversee the organization and inventory of the marketing warehouse, including storage, distribution, and replenishment of marketing materials and promotional items.
Review, proof, and coordinate marketing literature and materials to ensure brand consistency, accuracy, and alignment with corporate messaging prior to distribution.
Plan, organize, and support marketing-led events, employee engagement activities, and company functions in collaboration with Communications and local leadership.
Administer, organize, and maintain marketing, quality assurance, and training documentation to ensure accuracy, accessibility, and compliance.
Perform additional administrative and marketing support duties as assigned to support departmental objectives and business initiatives.
Source, manage, maintain and train departments and individuals on ordering platform for promotional and print items.

Office Management Responsibilities

Manage day-to-day office operations coordinating effectively with Marketing, Communications, IT, and other departments locally and globally.
Serve as a welcoming and professional first point of contact by handling incoming calls and inquiries with discretion, courtesy, and professionalism.
Support office logistics related to marketing activities, meetings, and events, ensuring smooth execution and minimal disruption.
Provide backup support for administrative and operational tasks across the Marketing and Communications teams as needed to maintain continuity and efficiency.
Will need the ability to travel to the Austin Thermon location as needed

QualificationsExperience:

Minimum of High School Diploma, Bachelors' Degree preferred.
6 to 8 years' experience as an administrative assistant.
2+ years of office experience
Excellent communication skills including presentation, persuasion, and negotiation skills.
Must be able to communicate effectively and remain calm and courteous under pressure.
Demonstrated ability managing multiple assignments/projects and conflicting priorities with the pressure of short, demanding deadlines in a fast-paced environment.
Proficiency of all Microsoft applications including: Microsoft Word, Excel. PowerPoint, Teams, etc. at an intermediate to advanced level, as well as ability to quickly master other internal systems.
Must be able to work onsite (3 days / week).

Physical Abilities:

Sitting for extended periods

Ability to remain seated while working at a computer.
Often involves 6–8 hours of desk work per day.
Hand and finger dexterity

Typing, writing, using a mouse, filing, and handling documents.
Ability to operate standard office equipment (keyboard, copier, scanner, phone).
Visual abilities

Reading emails, documents, spreadsheets, and computer screens.
Ability to focus on detailed information for long periods.
Hearing and speaking clearly

Handling phone calls, inperson communication, and meeting participation.
Being able to understand and communicate instructions.
Light lifting and carrying

Usually up to 10–20 lbs.
Includes carrying files, office supplies, small packages, or meeting materials.
Walking and mobility
Moving between offices, buildings, conference rooms, printers, and supply areas.
Reaching, bending, and occasionally stooping

Retrieving files from lower or upper cabinets.
Organizing storage or supplies.
General stamina
Ability to work through an 8hour workday with typical office activity levels.

Quick Apply

Refine Your Search

assistant administrator jobs in san marcos tx

Administrative Assistant

Secondary School Counselor

Lead Teacher Infants, Toddlers, Twos

Direct Support Professional (Bachelor's Degree Required)

Direct Support Professional (Bachelor's Degree Required)

Child Autism Therapist (Bachelors Degree Required)

Child Autism Therapist (Bachelors Degree Required)

Child Autism Therapist (Bachelors Degree Required)

Child Autism Therapist (Bachelors Degree Required)

Lead Threes - Pre-K Teachers

Military Service - U.S. Air National Guard, Administration

Human Resources Manager, Central Texas (Onsite-San Marcos, TX)

Registrar / Administrative Assistant to the Principal

Health Aide (2026-2027 SY)

Certified Nursing Assistant (CNA) 10P-6A

Director of Assessment, Accountability and Compliance

Assistant Teacher Early Childhood NAEYC Preschool

Certified Nursing Assistant (CNA) 6A-2P

Bus Assistant

Utility Capital Projects and Compliance Administrator

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