Senior Assistant

Westlake Chemical Corporation; Houston (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Westlake Chemical Corporation is seeking a Senior Assistant to provide advanced administrative support to one or more Vice Presidents. You will manage calendars, coordinate travel, organize meetings, and handle confidential information with discretion.

The role requires 8+ years supporting senior management, strong communication, and proficiency in SAP, MS Office, SharePoint, and AI tools. A bachelor’s degree is preferred and independence in a fast-paced environment is essential.

Qualifications

• High school diploma or equivalent required; Bachelor’s degree strongly preferred.
• 8+ years of progressively responsible experience supporting senior management.
• Autonomy and ability to prioritize competing demands under pressure.
• Exceptional written and verbal communication with strong attention to detail.
• Confidential handling of sensitive information and discretion.

Responsibilities

• Manage complex VP calendars and prioritize requests.
• Liaise with senior leaders and stakeholders; ensure timely follow-up.
• Organize meetings/events; prepare materials and take minutes.
• Arrange domestic and international travel; manage expenses.
• Identify and resolve administrative challenges; propose improvements.
• Maintain strict confidentiality and discretion in handling information.
• Collaborate with other admins to ensure consistent support.
• Code purchase orders in SAP per DOA workflow; support leadership.
• Stay current with MS Office, SharePoint, and AI tools.
• Provide timely reminders and briefings to ensure preparedness.
• Represent the VP office with professionalism and integrity.

Skills

Executive support

Calendar management

Communication skills

Autonomy

Problem-solving

Education

High school diploma or equivalent

Bachelor’s degree preferred

Tools

MS Office

SharePoint

SAP

AI productivity tools

Job description

SUMMARY

The Senior Assistant provides advanced, comprehensive administrative and organizational support to one or more Vice Presidents within a business or functional area at Westlake. This role demands strong organizational, communication, and problem-solving skills, as well as the ability to work independently in a fast-paced, dynamic environment. The ideal candidate demonstrates sound judgment, discretion, and a proactive approach to anticipating the needs of the Vice President(s) while maintaining the highest standards of professionalism and confidentiality.

DUTIES AND RESPONSIBILITIES

May include, but is not limited to, the following:

• Manage complex and rapidly changing calendars for Vice President(s), prioritizing requests and ensuring efficient time management.
• Serve as a liaison between the Vice President(s) and internal/external stakeholders, including senior leaders, business partners, and support teams; facilitate effective communication and ensure timely follow-up on key action items.
• Organize and execute meetings and events, including logistics coordination, agenda development, presentation material preparation, minute-taking, and tracking of action items.
• Arrange domestic and international travel for Vice President(s), including itineraries, expense reports, and compliance with company policies.
• Proactively identify and resolve administrative and operational challenges, recommending process improvements where appropriate.
• Maintain strict confidentiality and handle sensitive information with discretion.
• Collaborate with other administrative professionals to ensure alignment and consistency in executive support across the organization.
• Utilizes SAP to create and code purchase orders in alignment with established purchasing and DOA workflow processes, providing direct administrative and transactional support to the Vice President and leadership team.
• Remain current with technology and office automation tools, including Microsoft Office Suite, SharePoint, and emerging AI tools such as Microsoft Copilot.
• Anticipate the needs of the Vice President(s), providing timely reminders, briefings, and support to ensure preparedness for all commitments.
• Represent the office of the Vice President(s) with professionalism, integrity, and a commitment to Westlake’s values and business objectives.

EDUCATION, EXPERIENCE AND QUALIFICATIONS

• High school diploma or equivalent required; Bachelor’s degree strongly preferred.
• Minimum of 8+ years of progressively responsible experience supporting senior management in an administrative capacity, ideally in the chemical, manufacturing, or related industry.
• Demonstrated ability to operate with a high degree of autonomy, prioritize competing demands, and deliver results under pressure.
• Exceptional written and verbal communication skills with strong attention to detail.
• Proven ability to manage sensitive information with complete confidentiality and discretion.
• Advanced proficiency in Microsoft Office Suite (PowerPoint, Excel, Word), SharePoint, and familiarity with AI productivity tools.
• Experience coordinating complex travel and high-level meeting logistics.
• Strong interpersonal skills, with the ability to interface effectively across all levels of the organization, including technical and executive stakeholders.
• Proactive, adaptable, and solutions-oriented, with a collaborative team-player mindset.

PHYSICAL DEMANDS

While performing the duties of this job, the employee is frequently required to sit; stand; walk; use hands to touch, handle, or feel; reach with hands and arms; and talk or hear. The employee is occasionally required to stoop, kneel, or crouch. The employee must regularly lift and/or move up to 10 pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.

WORK ENVIRONMENT

The noise level in the work environment is usually moderate as normally based in an office. Some of the work may be required in the operating units which can require usage of required PPE including safety glasses, hearing protection, etc. May also result in exposure to outside elements and may require usage of stairs and elevators.

Westlake offers you the potential to enrich your work life and career experience in an entrepreneurial environment. We work together to enhance peoples lives through our products and presence in the communities in which we operate.

Westlake is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to any characteristics protected by applicable legislation.