Sr Systems Administrator - Radiation/Imaging

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve – we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patients, our communities, and our people. If you want to be part of tomorrow’s health today, we want to hear from you. About the Role McKesson is seeking a Sr Systems Administrator - Radiation/Imaging to lead the strategy, delivery, support, and continuous improvement of critical clinical technology platforms supporting Radiation Oncology operations. This leadership role is responsible for ensuring the reliability, security, scalability, and performance of oncology applications, including MOSAIQ, ARIA, and Eclipse, while partnering with clinical, operational, and technology stakeholders to deliver business value and exceptional user experiences. The ideal candidate combines healthcare technology expertise, application leadership experience, and strong stakeholder management skills to support mission-critical clinical environments. What You'll Do Lead the strategy, roadmap, support, and optimization of Radiation Oncology applications, including MOSAIQ, ARIA, and Eclipse. Manage application lifecycle activities including implementation, upgrades, configuration, maintenance, and performance improvement. Partner with clinical, operational, and technology teams to translate business requirements into scalable application solutions. Ensure application availability, reliability, security, and compliance within a regulated healthcare environment. Oversee production support, incident management, problem resolution, and service improvement initiatives. Provide leadership for application delivery teams, vendors, and external partners. Drive continuous improvement through operational metrics, governance standards, and best practices. Communicate platform performance, risks, and strategic recommendations to senior leadership and stakeholders. Basic Requirements 7+ years of experience supporting, administering, implementing, or managing enterprise healthcare applications, clinical systems, or healthcare technology platforms. Hands-on experience with Radiation Oncology applications including MOSAIQ, ARIA, and/or Eclipse. Experience configuring, building, maintaining, and supporting application environments in a healthcare setting. Knowledge of Windows Server, Microsoft SQL Server, and Citrix infrastructure. Experience leading application support, implementation, upgrade, or operational delivery initiatives. Experience working with business stakeholders, clinical users, vendors, and technology teams. Bachelor's degree in Information Technology, Computer Science, Healthcare Informatics, Engineering, or a related field, or equivalent experience. Preferred Skills/Experience Experience supporting Radiation Oncology clinical workflows and oncology care delivery operations. Knowledge of healthcare application integration, interfaces, and interoperability standards. Experience with IT Service Management (ITSM), change management, and governance processes. Familiarity with cloud technologies, automation, observability, and platform modernization initiatives. Experience managing third-party vendors and technology partners. Strong analytical, problem-solving, and strategic planning capabilities. Experience leading distributed or cross-functional technology teams. Healthcare industry certifications or relevant application certifications. Travel / Work Environment / Physical Requirements May require periodic travel for business meetings, technology planning sessions, implementation activities, or vendor engagements. Position may operate in a hybrid, remote, or office-based environment based on business needs. Ability to remain stationary for extended periods while working on a computer and participating in virtual meetings. Ability to communicate effectively with technical, operational, clinical, and executive stakeholders. We are proud to offer a competitive compensation package at McKesson as part of our Total Rewards. This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets. The pay range shown below is aligned with McKesson's pay philosophy, and pay will always be compliant with any applicable regulations. In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered. For more information regarding benefits at McKesson, please click here. Our Base Pay Range for this position $124,400 - $207,300 McKesson has become aware of online recruiting-related scams in which individuals who are not affiliated with or authorized by McKesson are using McKesson’s (or affiliated entities, like CoverMyMeds or RxCrossroads) name in fraudulent emails, job postings or social media messages. In light of these scams, please bear the following in mind: McKesson Talent Advisors will never solicit money or credit card information in connection with a McKesson job application. McKesson Talent Advisors do not communicate with candidates via online chatrooms or using email accounts such as Gmail or Hotmail. Note that McKesson does rely on a virtual assistant (Gia) for certain recruiting-related communications with candidates. McKesson job postings are posted on our career site: careers.mckesson.com . McKesson is an Equal Opportunity Employer McKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category. For additional information on McKesson’s full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page. McKesson is committed to being an Equal Employment Opportunity Employer and offers opportunities to all job seekers including job seekers with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, please contact us by sending an email to (United States) Disability_Accommodation@McKesson.com or (Canada) Accessibility@mckesson.ca . Resumes or CVs submitted to this email box will not be accepted. 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