Senior Supervisor, Admin Support (Onsite)

Date Posted:2026-06-22 Country:United States of America Location:US-IA-CEDAR RAPIDS-124 ~ 400 Collins Rd NE ~ BLDG 124 Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Security Clearance Type: None/Not Required Security Clearance Status: Not RequiredAt RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.We are currently hiring a Senior Supervisor Admin Support, this role will be based onsite at one of the following locations: Cedar Rapids, IA, Richardson, TX, Sterling, VA, Windsor Locks, CT, Rockford, IL, Melbourne, FL.What You Will Do:Lead a team of administrative assistants within the Engineering and Technology Administrative Support Department.  Foster a collaborative, high-performing environment focused on teamwork, communication, workload balancing, and professional development.  Manage the day-to-day delivery of administrative support services for assigned business and shared units.  Partner with stakeholders to assess support needs and ensure appropriate administrative resources and skills are available.  Build and maintain strong relationships with leaders and stakeholders across the organization.  Oversee workforce planning, staffing, interviewing, hiring, onboarding, employee development, performance management, and employee relations.  Coach and mentor team members while supporting career growth opportunities.  Ensure work assignments are aligned to organizational priorities and employee development goals.  Support complex projects, resolve issues, and ensure high-quality service delivery.  Drive continuous improvement initiatives, process documentation, and compliance with company policies.  Collaborate closely with peer administrative leaders to ensure consistent support across the organization.  Lead organizational change efforts by preparing teams, communicating expectations, and supporting successful adoption.  Take on additional projects and responsibilities as needed.  What You Will Learn:Strategies for leading and developing a geographically dispersed administrative support team.  Best practices for workforce planning and resource management in a matrixed organization.  Advanced organizational change management and stakeholder engagement techniques.  Methods for driving operational excellence and continuous improvement across support functions.  How administrative services enable business success within a global aerospace and defense organization.  Leadership skills related to coaching, employee development, and talent management.  Qualifications You Must Have:Typically requires a University Degree and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experienceExperience working in a matrixed environment.Demonstrated customer-focused mindset with the ability to effectively support stakeholders at multiple organizational levels.  Proven ability to lead teams through change using clear communication and structured implementation practices.  Qualifications We Prefer:Ability to manage competing priorities and perform effectively under pressure.Strong interpersonal, communication, and relationship-building skills.  Experience building and fostering strong partnerships across organizations.  Experience leading organizational change initiatives and driving adoption.  Prior experience supervising or leading administrative support teams.  Demonstrated success in workforce planning, talent development, and employee coaching. Experience identifying and implementing process improvements.  What We Offer​Medical, dental, and vision insurance  ​Three weeks of vacation for newly hired employees  ​Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option  ​Tuition reimbursement program ​Student Loan Repayment Program  ​Life insurance and disability coverage  ​Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection ​Birth, adoption, parental leave benefits ​Ovia Health, fertility, and family planning  ​Adoption Assistance           ​Autism Benefit  ​Employee Assistance Plan, including up to 10 free counseling sessions  ​Healthy You Incentives, wellness rewards program ​Doctor on Demand, virtual doctor visits  ​Bright Horizons, child and elder care services ​Teladoc Medical Experts, second opinion program  ​ And more!  ​Learn More & Apply Now!​Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission toda