Executive Business Administrator

Parallax Space is building critical mission infrastructure to enable rapid, reliable, and scalable access to space. We partner with commercial, civil, and government customers to deliver integrated payload solutions and hosted mission capabilities that close critical gaps in the modern space architecture.

Our focus is on delivering high-TRL systems at scale through a tech-enabled manufacturing and engineering model that enables repeatable, mission-ready performance.

Position Overview

Parallax Space is seeking a highly capable and exceptionally organized Executive Business Administrator to serve as a foundational operational force across executive support, office management, and day-to-day business administration.

This role is ideal for a proactive operator who thrives in fast-moving environments, anticipates needs before they arise, and brings structure, organization, and execution discipline across both leadership support and broader company operations.

The Executive Business Administrator will function as a hybrid between Executive Assistant, Office Manager, and Business Operations Coordinator, supporting the C-suite while helping ensure the company’s daily business infrastructure runs efficiently. Responsibilities will span executive scheduling, meeting coordination, travel logistics, office operations, vendor coordination, documentation management, purchasing support, event coordination, and general administrative execution.

This is a high-trust, high-ownership role requiring professionalism, discretion, exceptional organization, and strong execution instincts.

Key Responsibilities

Executive Support

• Provide direct administrative support to executive leadership, including calendar management, scheduling coordination, meeting logistics, and priority management.
• Coordinate domestic travel arrangements, itineraries, transportation, lodging, and schedule changes for executive leadership.
• Prepare meeting agendas, notes, action item tracking, and follow-up coordination.
• Manage inbound communications, scheduling requests, and executive coordination priorities.
• Support preparation of executive presentations, customer meeting materials, internal reporting documents, board materials, and investor coordination packages.
• Handle highly confidential business information with discretion and professionalism.

Office Management & Facilities Coordination

• Serve as primary coordinator for day-to-day office operations and workplace organization.
• Manage office supply inventory, purchasing, shipping and receiving coordination, and workspace readiness.
• Coordinate facility-related needs including vendors, maintenance requests, access coordination, and workplace services.
• Support office setup, conference room readiness, guest reception, customer visit preparation, and internal workplace logistics.
• Coordinate employee onboarding logistics including workstation readiness, office access, equipment needs, and administrative setup.
• Maintain an organized, professional, high-functioning office environment aligned with company culture.

Business Administration

• Support document management, records organization, contract filing, and administrative business processes.
• Assist with purchase requests, PO coordination, invoice routing, expense tracking, and vendor documentation.
• Maintain organized digital and physical business records across finance, contracts, vendors, HR-adjacent administration, and company operations.
• Support preparation of internal documents, business forms, templates, trackers, presentations, and recurring reporting materials.
• Coordinate signatures, approvals, document routing, and administrative workflows.
• Assist with HR-adjacent administrative coordination such as onboarding documentation, interview logistics, employee administrative setup, and policy distribution.

Operational Coordination

• Support cross-functional coordination between leadership, engineering, manufacturing, supply chain, and business operations teams.
• Help track action items, deliverables, internal deadlines, and recurring business priorities.
• Assist with company events, leadership offsites, recruiting coordination, employee communications, and customer visit…