Senior Administrative Assistant

Trivium Group

Life Manager supporting a fast-paced sales-driven Founder at digital marketing agency. Coordinating personal and business operations to enhance efficiency and productivity.

Posted 5/5/2026full-timeDearborn • Missouri • 🇺🇸 United StatesSenior💰 $50,000 - $90,000 per yearWebsite

About the role

Key responsibilities & impact

Own and manage the Founder’s calendar, schedule, priorities, and routines
Create and enforce a structured daily and weekly schedule
Ensure meetings are prepared for in advance (agenda, notes, assets ready)
Take meeting notes and ensure follow-ups, tasks, and CRM updates are completed
Actively tell the Founder what needs to be done—not ask
Liaise with department heads to track progress and ensure deliverables are met
Collect reports and KPIs
Consolidate reporting so the Founder receives clear, concise summaries
Track onboarding, training, and readiness of new hires (e.g., sales closers)
Ensure documentation, SOPs, and processes are maintained and followed
Identify inefficiencies and propose solutions proactively
Own execution of ongoing and new projects
Ensure no project stalls due to lack of follow-up
Coordinate across teams using tools like Slack, Google Workspace, Asana / Monday.com, HubSpot (or similar CRM)
Track deadlines, priorities, and dependencies
Manage personal logistics for the Founder and spouse (appointments, travel planning, errands, household needs)
Coordinate home maintenance, vendors, groceries, and household orders
Ensure family commitments (kids’ schedules, events, pickups) are handled
Remove personal distractions from the Founder’s plate
Schedule and organize networking activities, authority-building initiatives, social media and brand activities
Ensure assets, time blocks, and follow-through are in place
Keep the Founder focused and accountable to long-term growth initiatives

Requirements

What you’ll need

5–10+ years experience in:
- Executive Assistant
- Life Manager
- Operations Manager
- Chief of Staff–type roles
Proven experience supporting high-performing, Type-A executives
Strong operational, organizational, and project management skills
High emotional intelligence and confidence
Ability to push back, set boundaries, and enforce structure
Logical thinker and strong problem solver
Comfortable managing both business and personal matters
Tech-savvy and fast learner
Experience in fast-paced, entrepreneurial, or agency environments
Experience managing founders with ADHD / high-energy personalities
Background in operations, project management, or business management
Strong documentation and reporting skills**

Benefits

Comp & perks

Salary: $50,000 – $90,000 base (depending on experience)
Performance-based bonuses
Paid time off
Growth path to Chief of Staff
Potential to build and manage a support team
Initial 1099 with transition to W-2 for the right candidate****

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

project managementreportingdocumentationCRM managementschedulingtask managementKPI trackingprocess optimizationonboardingtraining

Soft Skills

organizational skillsemotional intelligenceproblem solvingcommunicationboundary settingproactive thinkingaccountabilityadaptabilitytime managementinterpersonal skills