Sr. Systems Engineer

Application Support Engineer

We're looking for an Application Support Engineer to support and enhance our on-premise and cloud applications, ensuring reliable delivery, performance, and availability across our platforms.

Position Summary

In this role, you'll lead technical efforts to maintain, improve, and troubleshoot application services while mentoring teammates and driving operational excellence.

Key Responsibilities

• Serve as a team leader and mentor.
• Design strategies to improve application availability, performance, and overall system health.
• Diagnose and resolve complex application issues.
• Perform root-cause analysis and implement long-term fixes.
• Identify and resolve recurring incidents to reduce mean time to resolution.
• Support application deployments and DevOps workflows.
• Create and refine processes to meet SLO/SLA targets.
• Develop, maintain, and automate Disaster Recovery documentation.
• Manage application-related data tasks, including SQL queries, stored procedures, and jobs.
• Participate in a 24/7 on-call rotation.
• Provide documentation and evidence for annual audits.

Minimum Requirements

• Must be authorized to work in the U.S. (no sponsorship available).
• Bachelor's degree or equivalent experience; typically 4+ years of relevant work experience.

Critical Skills

• Able to work independently and exercise sound judgment.
• 4–7+ years with Windows Server administration.
• 4–7+ years supporting both fat-client and web applications on Windows Server with SQL Server backends.
• 3+ years supporting system integrations (web services/APIs on IIS).
• 3+ years with automated build/provisioning processes.
• Scripting experience (PowerShell, Python, etc.) for application or cloud automation.
• 2+ years writing T-SQL and updating stored procedures.

Preferred Skills

• Strong written and verbal communication skills.
• Ability to analyze complex systems with high attention to detail.
• Experience with public cloud providers (Azure, AWS, or GCP).
• Virtualization experience (VMware, Citrix).
• Familiarity with IT monitoring (Solarwinds, LogicMonitor) and APM tools (Datadog, Dynatrace).
• Experience with DevOps tools (Jenkins, Git, Rundeck, Terraform).
• Inclusive, team-focused leadership mindset.
• Cloud certification strongly preferred.

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.

Our Base Pay Range for this position

$110,400 - $184,000

McKesson has become aware of online recruiting-related scams in which individuals who are not affiliated with or authorized by or 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 welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. If you require accommodation please contact us by sending an email to View email address on click.appcast.io.