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Administrative Assistant

All Source Co.
San Diego, CA Full Time
POSTED ON 5/28/2026
AVAILABLE BEFORE 6/26/2026
Role Summary

The Office Operations role is responsible for keeping the internal operations of the office running smoothly while leading special projects and continuous improvement initiatives. This role owns office operations, administrative systems, and assists with internal workflows and serves as a key support partner to leadership, project managers, and the front office (accounting, etc..).

The ideal candidate understands the pace and complexity of construction environments and enjoys creating structure, systems, and efficiencies that allow project teams to focus on building.

Key Responsibilities

Office & Administrative Operations:

  • Oversee day-to-day office operations, including but not limited to;
  • Ordering and organizing;
    • Office supplies
    • Amazon orders
    • Costco
    • Ring Central
    • Distribute incoming mail
    • Celebration and party planning
    • SWAG
    • Computer / IT items
    • Serve as primary point of contact for office vendors (Office Cleaning, Property Management, etc..), service providers, utilities, and administrative needs
    • Maintain organized systems for contracts, project files, permits, correspondence, and records
    • Support HR, including onboarding/offboarding, training coordination, and policy tracking
    • Help maintain compliance-related documentation (licenses, certificates, training records, etc.)
    • Ensure vehicle tracking and policy is being adhered to
Special Projects & Process Improvement

  • Lead internal operational projects that improve how projects are executed and supported
  • Identify inefficiencies between estimating, project management, field operations, and the office
  • Document and standardize workflows such as project kickoff, handoffs, closeout, and internal approvals
  • Implement and manage construction-related tools or platforms (project tracking, documentation, SOPs)
  • Create repeatable systems that support consistent execution across multiple jobs
  • Improve communication flow between the PMs, and the office
  • Anticipate operational needs and proactively resolve issues before they impact projects
  • Support operational scaling as project volume increases
  • Help reinforce a professional, organized, and accountable company culture

Key Traits For Success

  • Thinks like an owner and takes full responsibility for outcomes
  • Process-minded but practical—focuses on real-world improvements, not bureaucracy
  • Strong organizational and multitasking skills with attention to detail
  • Ability to handle confidentiality
  • Communicates clearly with both office and field personnel
  • Comfortable operating independently and making decisions
  • Thrives in a fast-paced, changing environment

Other Qualifications/Physical Requirements

  • Proficiency in MS Office Suite (Word, Excel, PowerPoint) and familiarity with Canva and Miter
  • Must be able to lift and carry up to 25 pounds
  • Must be able to sit, stand, and use a computer for extended periods
  • May occasionally bend, stoop, or reach

Schedule: Mon – Fri / Fully onsite

Benefits: Medical, dental, vision, 401(k), and paid time off

Why Join All Source Co.?

At All Source Co. you will be part of a dynamic team that values your contributions and invests in your professional growth. We offer competitive salaries, benefits, and a supportive work environment that promotes work-life balance and personal development. If you are passionate about people and want to contribute to a culture of empowerment and respect, we invite you to apply!

Salary.com Estimation for Administrative Assistant in San Diego, CA
$43,838 to $53,866
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