Senior Administrative Assistant Jobs in Mission Viejo, CA

Grow your career with a leading financial services team, driving software solutions and managing end-to-end projects in post-trade transaction processing to enhance operational efficiency and meet cli...

Lead the charge in building a robust in-house IT function, overseeing infrastructure, security, and service delivery while transitioning from outsourced management. Manage a growing team to ensure opt...

Deliver technical project management excellence by coordinating multiple initiatives across engineering and business functions, ensuring alignment from planning to execution while navigating a matrixe...

Provide expert client service support, managing complex client requests independently and fostering strong relationships. Collaborate with internal teams to ensure a seamless client experience in a fa...

Lead the charge in transforming business services through innovative operational strategies, data-driven insights, and effective program management. Collaborate with stakeholders to enhance efficiency...

Collaborate with Project Managers and Superintendents to oversee commercial construction projects, focusing on scheduling, subcontractor coordination, and ensuring compliance with contract documents...

Champion new business opportunities by leveraging market insights and expert sales strategies. Build lasting relationships with clients while driving revenue growth. Collaborate cross-functionally to...

Engage with high-value law firms to drive strategic sales growth. Leverage AI solutions and consultative techniques to cultivate executive relationships and close complex deals, contributing to long-t...

Reimagine the internal audit landscape by participating in key financial, operational, and compliance audits while driving risk management initiatives. Play a vital role in enhancing controls and proc...

Shape the future of financial strategy by optimizing AI investments and capital planning. Collaborate with cross-functional teams to drive data-driven decisions, ensuring accuracy in budgeting and for...

Drive financial accuracy and strategic growth as a vital team member. Collaborate cross-functionally to enhance transportation forecasts, financial reporting, and operational performance while ensurin...

Transform the admissions landscape by leading a dynamic team in effectively managing student enrollment processes, enhancing recruitment strategies, and ensuring operational excellence, while collabor...

Lead the charge in satellite design, driving innovation from concept to orbit. Collaborate within a high-impact team to ensure mission success and deliver exceptional service, owning spacecraft perfor...

Lead the charge in civil/structural engineering projects, guiding design, analysis, and client coordination for diverse industrial and infrastructure initiatives. Leverage your expertise to deliver qu...

Join a team that's focused on independently managing complex California workers' compensation claims, investigating, determining compensability, and strategizing resolutions while ensuring compliance...

Unlock expertise in accounting by overseeing essential functions like reconciliations, reporting, and audits while enhancing process improvements to deliver timely, accurate financial information...

Explore a pivotal role ensuring accuracy in financial reporting, overseeing monthly close processes, and managing key accounting functions. Contribute to process improvements and compliance while supp...

Collaborate to drive clinical study execution and project deliverables, ensuring compliance, quality, and timely completion across multiple therapeutic areas while managing cross-functional teams and...

Engage with major urban school districts in the Southeast to develop strategic partnerships. Drive enterprise sales cycles, enhance student outcomes, and navigate complex procurement while exceeding r...

Join our team to lead complex commercial support processes, negotiate strategic deals, and enhance operational efficiency in a high-paced environment. You'll empower sellers while navigating intricate...

Join a team that's redefining the medical device manufacturing landscape. You'll lead large-scale operations, manage a diverse workforce, and drive continuous improvement to meet production goals whil...

Elevate your career by managing strategic relationships with key distribution partners. You'll drive growth, develop customized business plans, and collaborate across teams to enhance market share and...

Elevate financial planning through strategic analysis and modeling, partnering with Engineering leadership to drive insights and reporting for impactful decision-making in a dynamic aerospace environm...

Lead the charge in managing multiple projects for insurance clients, ensuring timely delivery and quality engagement. Collaborate across teams, report on progress, and drive best practices while mento...

Lead the design and documentation of modular systems, enhancing collaboration with engineering and production teams to deliver innovative and efficient solutions while driving quality and standardizat...