Overview
Administrative Support Assistant Jobs in Everett, WA at US Commander, Navy Installations
At Septagon, we pride ourselves on being more than just a construction company—we’re a team built on integrity, collaboration, and respect. We offer a supportive work environment where employees are valued for their contributions and empowered to grow professionally. Our Columbia office fosters open communication, teamwork, and a strong sense of community. With access to ongoing training, opportunities to work alongside experienced professionals, and a company culture that recognizes hard work and reliability, Septagon is a great place to build a stable and rewarding career.
Administrative Assistant Position Summary:
Septagon Construction is seeking a dependable and detail-oriented Administrative Assistant to support our Columbia, MO office. This role assists with day-to-day administrative operations, contract administration, and general business office activities, including accounts payable/receivable processing, document management, and customer service.
Key Responsibilities:
Provide general office support: phones, visitors, mail, typing, filing.
Administer job files and contract compliance tasks (e.g., lien waivers, insurance certificates, invoicing).
Process accounts payable, accounts receivable, and purchase orders.
Make daily bank deposits and communicate with the administrative team.
Support construction and project managers with work requests, time sheets, and insurance tracking.
Coordinate meetings, prepare documents and assist with presentations.
Maintain office and warehouse supply inventories.
Serve as liaison between customers, subcontractors, field staff, and office personnel.
Track employee leave balances.
Ensure adherence to safety and incident reporting procedures.
Equal Employment Opportunity Policy
Septagon is an equal opportunity employer. We embrace the policy and philosophy that no group, employee or applicant for employment will be unlawfully discriminated against on the basis of an individual’s race, color, religion, creed, sex, national origin, age, disability or veteran status or any other status protected by applicable law. This policy applies to all terms, conditions and privileges of employment, including recruitment, hiring, placement, compensation, promotion, discipline and termination.
We will continue to ensure that all of our staff are given equal opportunities in all aspects of employment including, but not limited to, training and development, transfer and promotion, and compensation. Septagon is fully committed to this concept and all personnel are expected to actively participate in the implementation of Equal Employment Opportunity. Individuals involved in any discriminatory practice will be subject to termination. Whenever possible, Septagon makes reasonable accommodations for qualified individuals with disabilities to the extent required by law. Employees who would like to request a reasonable accommodation should contact the HR Administrator.
At-Will Employment Statement
Employment at Septagon is at-will. An at-will employment relationship can be terminated at any time, with or without reason or notice by either the employer or the employee. The at-will employment status of each employee cannot be altered by any verbal statement or alleged verbal agreement of company personnel. It can only be changed by a legally binding, written contract covering employment status.
Qualifications:
High school diploma or equivalent required.
2–4 years of administrative support experience preferred.
Strong communication, organizational, and time management skills.
Proficient in Microsoft Office and comfortable learning new software.
Ability to maintain confidentiality and professionalism.
Must be 18 years or older.
Working Conditions:
Office-based with standard business hours, 8 am until 5 pm.
May occasionally work evenings or weekends for special projects.
Requires lifting up to 25 lbs (e.g., paper supplies).
Involves frequent computer and phone use.
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Title: Administrative Support Assistant
Company: US Commander, Navy Installations
Location: Everett, WA
