Top Tech Jobs & Startup Jobs in St. Louis, MO

Provides administrative and registrar support for Butterfly House programs, events, visitor services, volunteers, and interns. Manages Tessitura scheduling, guest inquiries, confirmations, databases, website updates, purchasing paperwork, supplies, communications, meeting notes, and admissions or event assistance. Requires strong organization, communication, problem-solving, and public-facing skills, along with proficiency in Microsoft Office and cloud-based platforms. The role requires evening and weekend availability and occasional outdoor work.

Project Accountant responsible for project setup, invoicing, budgeting, cost tracking, financial reporting, consultant invoice processing, contract review, revenue recognition, and project profitability analysis. The role partners closely with Project Managers and Finance leadership, supports multiple complex architecture or design projects, responds to financial inquiries, and provides general accounting support. Advanced Excel, project accounting, and revenue recognition experience are required.

Conduct forensic vehicle accident investigations, document crash scenes, download event data, perform collision simulations, analyze vehicle damage and crash dynamics, and prepare technical reports. Develop 3D reconstructions with forensic animators, provide litigation support and expert testimony, communicate with attorneys, insurers, and adjusters, and build client relationships. The role requires travel to accident sites and expertise in automotive engineering, collision mechanics, CAD, and reconstruction software.

Leads accident reconstruction investigations and a team of experts. Responsibilities include documenting crash scenes, downloading vehicle data, performing collision simulations, analyzing vehicle damage and crash dynamics, processing 3D scan data, creating reports and litigation exhibits, managing complex projects, supporting business development, mentoring staff, and providing expert testimony.

Manages SEC filings, including 10-Q, 10-K, and 8-K reports; researches technical accounting matters; supports month-end close; maintains financial reporting controls under Sarbanes-Oxley; benchmarks disclosures; and implements process improvements and automation. The role requires accounting expertise, strong Excel skills, cross-functional collaboration, and experience with public-company reporting.

Execute and optimize email and SMS marketing campaigns, collaborate with cross-functional marketing and merchandising teams, coordinate product samples and campaign assets, proofread materials for brand consistency, monitor performance, and support seasonal campaigns, retailer initiatives, paid media planning, packaging updates, and partnerships.

Manages HR business partnerships, talent planning, performance management, succession planning, onboarding, employee relations, conflict resolution, investigations, compliance, leadership development, and organizational effectiveness. Analyzes workforce and performance trends, advises leaders, supports fair compensation and hiring practices, facilitates training, and promotes a diverse, respectful, high-performing workplace.

Designs and coordinates electrical building systems, including power, lighting, grounding, emergency power, and renewable energy systems. Performs intermediate calculations, prepares plans and technical documents, reviews shop drawings, coordinates with project teams and clients, supports project management and business development, and mentors junior designers. Requires knowledge of electrical codes, standards, design tools, and A&E practices.

Leads HVAC and mechanical building-system design from concept through completion. Provides technical oversight, mentors engineers and designers, resolves complex engineering challenges, coordinates multidisciplinary project teams, and ensures drawings, specifications, reports, budgets, schedules, and quality standards are met. The role also supports business development, risk management, design standards, quality reviews, and organizational tool and practice development.

Leads mechanical engineering design for complex mission-critical building systems from concept through completion. Oversees drawings, specifications, calculations, quality reviews, project coordination, and construction support. Solves complex technical challenges, mentors and supervises engineering staff, advises clients and architects, manages technical teams, and supports business development, risk management, and practice-level standards. Visits job sites and resolves issues involving owners, contractors, and design teams.

Owns sales growth across the Central U.S. by developing territory strategy, acquiring and expanding hospitality accounts, managing the sales pipeline, conducting customer presentations, and achieving revenue quotas. The role builds relationships with hotel properties, management companies, ownership groups, and industry partners; coordinates with internal teams on proposals, contracts, implementations, and support; and represents SONIFI at industry events. Travel up to 40% is required.

Manages customer initiatives and relationships for major corporate accounts, conducts account calls, coordinates issue resolution with internal teams, leads customer reviews and executive teleconferences, administers onboarding forms, and supports revenue growth plans. The role requires strong communication, presentations, relationship-building, and remote and in-person support for geographically dispersed customers. Up to 50% travel is required.

The Sales Representative grows existing customer accounts and develops new business within the baking industry. Responsibilities include executing sales initiatives, securing customer orders, increasing market share, managing sales activity in company systems, and building customer and supplier relationships. The role requires extensive travel throughout an assigned territory, occasional overnight travel, customer service, and sales strategy execution. A valid driver’s license, auto insurance, communication skills, and Microsoft Office proficiency are required.

Protect and improve enterprise security across infrastructure, endpoints, identities, SaaS, cloud services, and business applications. Responsibilities include managing MSSP relationships, security controls, identity and endpoint administration, vulnerability management, penetration testing, incident response, audit readiness, privacy compliance, risk assessments, third-party reviews, and security automation. The role also supports threat analysis, forensic investigations, remediation tracking, documentation, and ISO/NIST-aligned governance initiatives.

Provides direct executive support to a Senior Director and projects leadership team. Responsibilities include complex calendar management, domestic travel and expense coordination, professional correspondence, PowerPoint presentation development, meeting logistics, report preparation, database maintenance, and administrative task management. The role is fully remote within Eastern or Central time zones and requires strong organization, communication, attention to detail, technology proficiency, and the ability to manage competing priorities independently.