Office Manager

Our client, LiquidPiston is an advanced propulsion company developing a new class of high-efficiency rotary engines based on a patented X-engine architecture. Focused on delivering compact, lightweight, and fuel-efficient power solutions, LiquidPiston is redefining internal combustion technology for aerospace, defense, and commercial applications. As the company continues to grow and move toward commercialization, maintaining an efficient and well-organized workplace is critical to supporting its fast-paced engineering environment. About the Role: LiquidPiston is seeking a highly organized, proactive, and resourceful Office Manager to oversee and continuously improve daily operations across the company. This role is central to enabling a team of ~50 engineers and staff to focus on core technical work by ensuring that administrative, financial, and operational processes run smoothly. The Office Manager will serve as the connective tissue across operations, finance, facilities, and leadership, owning both front-office coordination and back-office execution. This is a hands-on role requiring strong judgment, adaptability, and the ability to manage a wide range of responsibilities in a dynamic environment. Key Responsibilities: Office & Facilities Operations Oversee day-to-day office operations to ensure a safe, organized, and efficient workplace Serve as primary point of contact for office-related needs, vendors, and service providers Manage office inventory, supplies, and purchasing Coordinate facilities maintenance, repairs, and workplace safety compliance Oversee facilities support staff and external contractors Manage office security systems and act as an on-call contact when needed Handle incoming mail and general office logistics Manage company vehicle and related logistics Administrative & Executive Support Provide administrative support to leadership, including scheduling, travel, and expense reporting Support internal and external meetings, including customers, investors, and board interactions Assist with onboarding, workspace setup, and employee support Maintain and improve office policies, procedures, and documentation Organize company events, meetings, and internal communications Supervise the front-office representative, greeting visitors and answering phones Finance, Accounting & Compliance Own bookkeeping functions (QuickBooks or similar) Manage accounts payable and receivable Track expenses and reconcile accounts Maintain invoice and contract documentation Support financial reporting and board materials Assist with audits and tax preparation Manage insurance policies and renewals Support SEC and regulatory reporting Assist with government accounting compliance Track software licenses and renewals Support U.S. Census and required reporting Operations & Engineering Support Support engineering teams with operational processes Maintain records and operational documentation Assist with shipping/receiving Improve operational processes and workflows Identify gaps and proactively solve problems Legal & Contract Support Review NDAs and provide initial feedback Maintain documentation for contracts and agreements Process execution of legal documents and contracts Culture & Organizational Support Foster a positive, collaborative office culture Serve as a trusted resource for employees Support cross-functional coordination Qualifications: 3+ years of experience in office management or operations Strong organizational and multitasking skills Excellent communication and interpersonal skills High attention to detail Experience with bookkeeping or accounting support Proficiency in Microsoft Office and Google Workspace Experience managing vendors and office logistics Self-starter with strong problem-solving skills Preferred Qualifications: Experience in a startup or high-growth environment Familiarity with government contracting or compliance Experience supporting finance, audits, or regulatory processes Experience supporting engineering teams Experience improving operational processes