Senior Administrative Assistant Jobs in Mission Viejo, CA

Transform financial strategies by overseeing global treasury functions, including cash management and asset-based lending. Collaborate with cross-functional teams to ensure compliance and optimize liq...

Shape our sales success by collaborating across teams, enhancing deal structures, and maximizing revenue through streamlined processes and innovative solutions, impacting growth strategies and custome...

Grow your career with us as a Senior Appian Developer, designing and implementing intelligent automation solutions while leading cross-functional teams to enhance business processes and deliver high-q...

Shape major infrastructure projects as a Senior Resident Engineer, overseeing complex bridge construction and ensuring compliance with plans and specifications. Collaborate with contractors and agency...

Lead innovative structural engineering projects for nuclear facilities, collaborating with multidisciplinary teams to advance designs and guide junior engineers. Your expertise will drive quality and...

Join a dynamic team to manage construction projects, ensuring operational excellence, cost efficiency, and customer satisfaction from inception through closeout, while developing strong relationships...

Unlock your potential as a senior engineer, collaborating on structural design projects for nuclear facilities. Guide junior team members and harness your expertise in advanced materials and structura...

Join a team that's shaping innovative peri-operative services by driving effective management and operational excellence. This leadership role promotes best practices and ensures compliance, fostering...

Drive client success by leading strategic migrations and fostering executive relationships, ensuring satisfaction and long-term partnership through consultative guidance and tailored support for Navan...

Transform your career by leading marketing and underwriting initiatives. Collaborate with brokers, drive business growth, and mentor junior staff while honing your underwriting skills in a dynamic env...

Elevate sustainability initiatives by leading client engagements in impact inventory, strategy development, and target tracking. Utilize analytical tools to transform sustainability challenges into ac...

Drive innovation and strategic leadership in wastewater treatment and reuse projects, guiding multidisciplinary teams to deliver sustainable, cutting-edge engineering solutions while fostering client...

Explore the challenges of revenue accounting in complex aerospace programs. Manage full-cycle AP/AR, enhance workflows, and collaborate across functions while driving efficiency and scalability in acc...

Lead cross-functional AI initiatives by managing the AI roadmap, collaborating with teams to evaluate technologies, troubleshoot systems, and ensure data integrity while driving project delivery in an...

Join a team that's shaping process design for modular packages. This senior role drives system definition and simulation integration, ensuring operational excellence in oil & gas, LNG, and cryogenic i...

Take ownership of strategic sales within Intelligence Community agencies, driving revenue growth while building essential relationships across varied stakeholders. Enjoy career advancement opportuniti...

Elevate civic project leadership through strategic growth, client engagement, and mentorship. Collaborate with teams to drive market innovation while overseeing complex projects and fostering a high-p...

Join a dynamic team as a leader in risk management for rail projects. Leverage 15+ years of extensive experience to drive project success and enhance operational efficiency while collaborating with mu...

Join a team that's driving risk management excellence in major rail projects. Leverage your expertise in planning and construction to lead initiatives ensuring project profitability while fostering a...

Lead the charge in ensuring quality standards across commercial construction projects. Collaborate with project teams, manage quality processes, and mentor staff to enhance project execution and clien...

Contribute to driving net new sales in Strategic Accounts, managing complex relationships with $20B+ organizations. Cultivate and maintain executive-level connections while achieving quota through sol...

Join a team that's enhancing operational efficiency through comprehensive organizational evaluations and innovative administrative improvements, contributing directly to the success of federal program...

Join our Corporate Finance team as a Senior Associate to drive the successful implementation of the Employee Co-Investment Program, ensuring operational excellence while collaborating cross-functional...

Unlock potential by leading the Materials Management team, focusing on procurement, planning, and inventory control, while fostering compliance and optimizing supply chain effectiveness across various...

Elevate your career as a senior support engineer, tackling complex technical challenges for enterprise customers while driving system improvements and mentoring fellow engineers in a collaborative env...