OneMain Financial Jobs

Job Summary

We are seeking a Senior Systems Operations Engineer

In this role, you will:

• Lead or participate in managing all installed systems and infrastructure within the Systems Operations functional area

• Contribute in increasing system efficiencies and lowering the human intervention time on related tasks

• Review and analyze moderately complex operational support systems, application software, and system management tools to ensure the highest levels of systems and infrastructure availability

• Work with vendors and other technical personnel for problem resolution

• Lead team to meet technical deliverables while leveraging solid understanding of technical process controls or standards

• Collaborate with vendors and other technical personnel to resolve technical issues and achieve highest levels of systems and infrastructure availability

Required Qualifications:

• 4+ years of Systems Engineering, Technology Architecture experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education

Desired Qualifications:

• Administer and support Windows Server environments (2012 / 2016 / 2019 / 2022/2025).

• Perform installation, OS configuration, Software installations, upgrades, removal and day‑to‑day management of Windows servers.

• Manage Active Directory, Group Policy (GPO), DNS, and file/print services.

• Monitor system performance, capacity, and availability; proactively address issues.

• OS Patching & Vulnerability Management

• Plan, schedule, and execute Weekly OS patching for Windows servers across environments (Prod, UAT, Dev).

• Apply security updates, cumulative updates, hotfixes, and service packs.

• Follow change management and maintenance window processes.

• Validate patching success, perform post‑patch testing, and prepare patch compliance reports.

• Troubleshoot patch failures and perform rollback when required.

• Ansible Automation

• Execute Ansible playbooks and templates for Windows administration and patching activities.

• Troubleshoot Ansible execution failures related to WinRM, connectivity, credentials, and modules.

• Validate playbook outputs and logs to ensure accurate task completion.

• Collaborate with automation teams to enhance, fix, or optimize Ansible templates.

• Incident & Problem Management

• Handle L2/L3 incidents related to Windows OS, patching failures, and automation issues.

• Perform root cause analysis (RCA) and implement permanent fixes.

• Participate in on‑call or shift rotations as required.

• Security & Compliance

• Ensure systems adhere to organizational security baselines and hardening standards.

• Address vulnerabilities identified by security tools and audits.

• Maintain documentation for compliance, SOPs, and operational runbooks.

• Documentation & Collaboration

• Create and maintain operational procedures, patching guides, and troubleshooting documents.

• Coordinate with application teams, security teams, and automation engineers.

• Support audits and provide evidence for compliance reviews.

Job Expectations:

• Strong experience in Windows Server Administration

• Hands‑on expertise in Windows OS patching

• Practical experience executing and troubleshooting Ansible playbooks for Windows

• Knowledge of PowerShell scripting (basic to intermediate)

• Familiarity with WinRM, Windows services, and event logs

• Experience with monitoring tools and centralized logging solutions

• Experience with WSUS, or similar patching tools

• Exposure to virtualization platforms (VMware /Nutanix / Hyper‑V)

• Understanding of ITIL processes (Incident, Change, Problem Management)

• Basic knowledge of cloud platforms (Azure/AWS – Windows workloads)

• Experience with WSUS, or similar patching tools

• Exposure to virtualization platforms (VMware /Nutanix / Hyper‑V)

• Understanding of ITIL processes (Incident, Change, Problem Management)

• Basic knowledge of cloud platforms (Azure/AWS – Windows workloads)

Posting End Date:

29 Apr 2026

*Job posting may come down early due to volume of applicants.

We Value Equal Opportunity

Wells Fargo is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other legally protected characteristic.

Employees support our focus on building strong customer relationships balanced with a strong risk mitigating and compliance-driven culture which firmly establishes those disciplines as critical to the success of our customers and company. They are accountable for execution of all applicable risk programs (Credit, Market, Financial Crimes, Operational, Regulatory Compliance), which includes effectively following and adhering to applicable Wells Fargo policies and procedures, appropriately fulfilling risk and compliance obligations, timely and effective escalation and remediation of issues, and making sound risk decisions. There is emphasis on proactive monitoring, governance, risk identification and escalation, as well as making sound risk decisions commensurate with the business unit’s risk appetite and all risk and compliance program requirements.

Candidates applying to job openings posted in Canada: Applications for employment are encouraged from all qualified candidates, including women, persons with disabilities, aboriginal peoples and visible minorities. Accommodation for applicants with disabilities is available upon request in connection with the recruitment process.

Applicants with Disabilities

To request a medical accommodation during the application or interview process, visit Disability Inclusion at Wells Fargo (https://www.wellsfargojobs.com/en/diversity/disability-inclusion/) .

Drug and Alcohol Policy

Wells Fargo maintains a drug free workplace. Please see our Drug and Alcohol Policy (https://www.wellsfargojobs.com/en/wells-fargo-drug-and-alcohol-policy) to learn more.

Wells Fargo Recruitment and Hiring Requirements:

a. Third-Party recordings are prohibited unless authorized by Wells Fargo.

b. Wells Fargo requires you to directly represent your own experiences during the recruiting and hiring process.

Req Number: R-536868