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Administrative Assistant

Sellen Construction
Seattle, WA Full Time
POSTED ON 8/4/2026
AVAILABLE BEFORE 9/3/2026
Join Sellen’s Team. Come Build with Us.
 
The Administrative Assistant provides general administrative support to the Sellen Main Office. The position is responsible for a variety of daily tasks and activities that are essential to the smooth operation of company departments and functions, including mail processing, word processing, and conference room logistical support. This position is part of the broader administrative support team where a substantial portion of the support duties are highly collaborative. 
  • This position is located in our South Lake Union office in Seattle, WA, full-time (7am-4pm, Mon-Fri). We offer commuter benefits for this position.  
  • You must be able to pass a motor vehicle record check for driving authorization of Sellen's vehicles. 
Your Qualifications
  • 1 years of experience in an office support position handling a variety of administrative duties. 
  • 1 years of experience in a customer service / client facing role. 
  • High school diploma or equivalent combination of experience and education required. 
KNOWLEDGE
  • Proficiency with Microsoft Windows and the full suite of applications in Microsoft Office Suite. 
  • Proficient with Adobe Acrobat or Bluebeam software. 
  • File sharing technology (OneDrive, etc) a plus. 
SKILLS
  • Excellent organizational skills.
  • Exceptional attention to detail.  
  • Exceptional analytical, problem-solving and critical thinking skills. 
  • Strong customer service skills. 
  • Excellent verbal and written communication. 
ABILITIES
  • Focus on attention to detail and complete tasks in a timely manner. 
  • Collaborate and communicate effectively with project teams and vendors. 
  • Communicate comfortably and effectively with diverse groups of people.
  • Work with minimal supervision in a fast paced environment. 
  • Meet deadlines with a strong sense of responsibility. 
The full salary range for this position is $22/hr to $32/hr. New hires typically start between $22/hr to $27/hr, depending on direct professional experience and qualifications. The bonus target for this role is 5% of annual base earnings. Learn more about Sellen's Fair Pay Workplace certification, our bonus plan, and other rewards and benefit programs here. 
About Sellen 
 
Sellen's purpose is to improve the lives of those around us - as builders, partners and neighbors. Our goal is to hire the best talent and develop the strongest project teams in the industry. If you bring strong skills, thrive in a project environment, and enjoy team spirit and collaboration, please introduce yourself.  
Our Benefits
 
At Sellen, we provide our team members with an environment that promises safety, stability, and values mental health. Competitive benefits including 401(k) with up to 9.5% employer contribution, health insurance, health savings contributions, tuition benefits, and more. Sellen is the first general contractor in the country to receive the Fair Pay Workplace Certification, which ensures we are paying our people equitable across gender and race.   
Our Culture & Reputation 
 
Doing things the "Sellen Way" means being good at our craft, doing what's right, and caring for one another. As a local, employee-owned company, based in the Pacific Northwest for 80 years, we live, work and raise our families here, and Sellen is committed to actively supporting our community and our people. 
Our DEI Commitment 
 
We recognize the impact Sellen can make in creating a more diverse A/E/C industry. We envision a diverse workforce where people of color, women, LGBTQIA , and other underrepresented and historically underestimated populations are reflected at all levels. 
 
Sellen is an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other status protected under federal, state, or local law.

Salary : $22 - $32

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