Senior Administrative Assistant Jobs in Mission Viejo, CA

Join a team that's focused on overseeing and optimizing facilities maintenance operations across multiple districts. Engage in strategic leadership, resource management, and project delivery while ens...

Optimize your career by leading Medicare Advantage enrollment operations, ensuring compliance, and collaborating on cross-functional projects to enhance enrollment processes and member experience...

Oversee and optimize Medicare Membership Enrollment operations, ensuring compliance and coordination of benefits while leading project teams to define and deliver enrollment solutions effectively...

Champion the management of complex subcontracts, ensuring compliance and performance while being the key business advisor for program teams throughout the entire subcontract lifecycle, from planning t...

Unlock your potential as you manage IT project delivery, drive efficiency, and facilitate team collaboration using Lean and Agile methodologies. Take charge of schedules, budgets, and resources to ens...

Accelerate progress at a leading insurance company by overseeing U.S. GAAP and statutory financial reporting for investments. Collaborate with teams to enhance processes, ensure regulatory compliance...

Empower large-scale program success by managing complex MILCON and ICG initiatives. Lead cross-functional teams to drive execution, align with mission standards, and engage senior stakeholders for eff...

Unlock strategic insights in freight and logistics by advising clients on innovative infrastructure solutions. Leverage your expertise to drive impactful change across diverse projects and enhance WSP...

Empower our design process by managing projects from conception to completion, ensuring compliance with DSA guidelines while collaborating with a dynamic team to address stakeholder needs and achieve...

Oversee environmental health and safety compliance, implement policies, conduct audits, and investigate incidents to maintain a safe workplace and ensure adherence to regulations. Collaborate with tea...

Empower educational excellence by leading a senior editorial team focused on enhancing assessment quality, implementing strategic initiatives, and developing talent in a collaborative and impactful en...

Transform your career by leading process optimization initiatives, driving quality improvements, and enhancing operational efficiency. Collaborate with teams to ensure compliance, training, and effect...

Build and lead a quality organization to ensure exceptional performance and reliability, designing processes that integrate quality throughout product development and production while driving continuo...

Lead transformative operational and technology initiatives to enhance patient access and improve revenue cycle performance. Drive enterprise-wide projects in collaboration with stakeholders while ensu...

Drive transformative HR strategies that empower operational leaders and enhance employee engagement across a multi-site organization, ensuring compliance and fostering a performance-driven culture for...

Shape operational success by analyzing workflows and systems. You will identify efficiency opportunities, collaborate with stakeholders, and implement innovative solutions to enhance business processe...

Champion operational excellence in aviation services, building trust with clients, leading a high-performing team, and driving financial and safety compliance while ensuring seamless flight execution...

Join a team that oversees contract management and project controls for medium-sized mega projects. Drive successful change management, risk assessment, and insurance compliance to ensure profitable op...

Join a team that's driving innovation in clinical research and take ownership of complex international projects, leading diverse teams, and managing project deliverables from initiation to close with...

Accelerate your career by driving sales in environmental testing services. Engage with diverse clients, craft strategies, and collaborate with internal teams to deliver exceptional results and exceed...

Join a team that's committed to driving sales growth in the environmental sector. Engage with diverse clients, promote vital testing services, and collaborate cross-functionally to ensure client satis...

Lead complex civil/structural engineering designs for high voltage substation projects. Collaborate with clients and teams, ensuring compliance and quality. Guide less experienced staff while executin...

Build critical strategies for space system contracts, supporting national security through cooperation with government agencies and oversight of procurement and execution across various defense progra...

Join a team that's passionate about visual storytelling, driving creative execution across diverse platforms. Lead design projects from concept to delivery while maintaining brand aesthetics to inspir...

Elevate your career by providing strategic appraisal consulting for multifamily properties, ensuring sound valuation practices and mitigating risk. Collaborate with diverse teams and contribute to tec...