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Administrative Support Specialist

Shinvestmentsllc

San Antonio, TX (TX - San Antonio) permanent

Posted: May 11, 2026

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Quick Summary

We are seeking a highly skilled Administrative Support Specialist to join our team and provide exceptional support to our operations. This role involves providing administrative assistance to senior management, handling various tasks and projects, and maintaining accurate records. The ideal candidate will have excellent organizational skills, attention to detail, and a strong ability to work in a fast-paced environment.

Job Description

Western Door Federal is part of the Seneca Nation Group (SNG) portfolio of companies. SNG is Seneca Holdings’ federal government contracting business that meets mission-critical needs of federal civilian, defense, and intelligence community customers. Our portfolio comprises multiple subsidiaries that participate in the Small Business Administration 8(a) program. To learn more about SNG, visit the website and follow us on LinkedIn.

Our team of talented individuals is what makes us successful. To support our team, we provide a balanced mix of benefits and programs. Your total rewards package includes competitive pay, benefits, and perks, flexible work-life balance, professional development opportunities, and performance and recognition programs. We offer a comprehensive benefits package that includes medical, dental, vision, life, and disability, voluntary benefit programs (critical illness, hospital, and accident), health savings and flexible spending accounts, and retirement 401K plan. One of our fundamental principles is to offer competitive health and welfare benefits to our team members, providing coverage and care for you and your family. Full-time employees working at least 30 hours a week on a regular basis are eligible to participate in our benefits and paid leave programs. We pride ourselves on our collaborative work environment and culture, which embraces our mission of providing financial and non-financial benefits back to the members of the Seneca Nation.

Western Door Federal is seeking a highly organized and task‑oriented Administrative Support Specialist / Administrative Analyst to provide administrative and coordination support in collaboration with the Executive Assistant. This role focuses on execution, task ownership, and follow‑through, ensuring administrative requirements are tracked, managed, and completed accurately and on time.

The ideal candidate is comfortable working independently, managing multiple priorities, and synthesizing requirements into actionable tasks while supporting leadership operations.

Responsibilities include, but are not limited to:

• Support the Executive Assistant by independently managing assigned administrative tasks, action items, and requirements.

• Track, coordinate, and follow up on administrative actions to ensure deadlines and deliverables are met.

• Maintain task trackers, schedules, and status reports to provide visibility into progress and completion.

• Prepare administrative documentation, materials, and summaries in support of leadership activities.

• Provide administrative processing and tracking support for personnel and HR‑related documentation, including packet preparation and routing.

• Coordinate and track administrative operations such as records management, facilities or space support activities, and service requests.

• Communicate with internal teams and external service providers to support timely resolution of administrative needs.

• Identify execution gaps or delays and proactively propose solutions to improve follow‑through and efficiency.

Basic Qualifications:

• Bachelor’s degree in Business Administration, Management, or a related field, or equivalent experience.

• Experience providing administrative or operational support in a professional or structured environment.

• Strong organizational skills with the ability to manage multiple tasks simultaneously.

• Ability to work independently and take ownership of assigned responsibilities.

• Excellent attention to detail and commitment to accuracy and timeliness.

• Strong written and verbal communication skills.

• Proficiency with Microsoft Word, Excel, Outlook, and related productivity tools.

Desired Skills:

• Experience supporting senior leaders or executive‑level staff.

• Prior experience in a federal government or DHA‑adjacent environment.

• Familiarity with administrative task tracking, records management, or personnel action support.

Equal Opportunity Statement:
Seneca Holdings provides equal employment opportunities to all employees and applicants without regard to race, color, religion, sex/gender, sexual orientation, national origin, age, disability, marital status, genetic information and/or predisposing genetic characteristics, victim of domestic violence status, veteran status, or other protected class status. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leave of absence, compensation and training. The Company also prohibits retaliation against any employee who exercises his or her rights under applicable anti-discrimination laws. Notwithstanding the foregoing, the Company does give hiring preference to Seneca or Native individuals. Veterans with expertise in these areas are highly encouraged to apply.

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