Job Details

Job Title: Senior Executive Assistant – Part Time

Location: San Rafael, CA

Type: Contract

Compensation: $30 - $39.72 hourly

Contractor Work Model: Hybrid (onsite day can be any day Mon-Thurs.)

Hours: 16 hours (1 day onsite, 1 day remote)

Overview

We are seeking an exceptional Senior Executive Assistant to support the external government affairs team. This opportunity requires a polished professional who thrives in a fast-paced, dynamic environment.

More than an administrative partner, the Senior Executive Assistant will serve as a trusted extension of this externally-facing team—anticipating needs, taking initiative, and creating leverage.

What You'll Do

• Orchestrate complex scheduling, travel, communications, and offsite preparation with accuracy, and efficiency.

• Serve as a trusted liaison of external partners

• Partner in building and sustaining positive environment by supporting offsites, events, and initiatives that strengthen engagement.

• Leveraging digital tools—including emerging technologies like AI—to drive efficiency and unlock new ways of working.

• Draft, review, and refine executive-level communications, presentations, and reports with clarity, accuracy, and professional polish.

• Handle budgeting of group, including management of ARIBA contracts, PO generation, and invoicing.

• Prepare federally required reports.

What You Bring

• 10+ years of experience supporting C-suite or senior executives in complex, global, or high-growth organizations.

• A reputation for being proactive, kind, and highly attuned to anticipating the needs of executives.

• Demonstrated success managing senior leadership teams.

• Exceptional organizational skills with the ability to manage multiple, shifting priorities in high-pressure environments.

• Superior written and verbal communication skills, with executive-level polish.

• Strong problem-solving ability and creativity in approaching challenges.

• Proven fluency with modern digital tools and platforms; comfort guiding others in navigating emerging technologies.

System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

Ref: #558-Scientific

System One, and its subsidiaries including Joulé, ALTA IT Services, CM Access, TPGS, and MOUNTAIN, LTD., are leaders in delivering workforce solutions and integrated services across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible full-time employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.