What does a successful Senior Information Technology Systems Administrator do?At Fiserv, a Senior Information Technology Systems Administrator ensures the smooth functioning of our IT infrastructure and provides robust technical support to users. They are critical in overseeing system reliability, performance, and security across Windows and Linux environments. As a key player in our team, they collaborate across various teams to maintain our platforms and uphold our high standards of reliability and technical excellence.
What you will do:
- Monitor, maintain, and optimize Linux and Windows servers and network infrastructure. Perform patching, updates, and backups across server and desktop systems.
- Manage Active Directory, file servers, security policies, and endpoint configurations. Support hardware and software deployments internally and at customer sites.
- Troubleshoot and resolve system and network issues.
- Assist with disaster recovery testing and documentation.
- Contribute to infrastructure projects and modernization initiatives.
- Implement protocols like firewalls and manage user accounts.
- Ensure system reliability and efficiency by implementing monitoring systems and optimizing performance.
- Manage and optimize cloud infrastructure using Infrastructure as Code (IaC) tools.
- Implement containerization and orchestration solutions using technologies like Docker and Kubernetes.
What you will need to have:
- 7+ years of experience in system administration in Windows & Linux environments.
- Bachelor's degree in Computer Science and/or equivalent military experience.
- Proficiency with Windows Server and Active Directory.
- Experience with cybersecurity principles and endpoint protection.
- Familiarity with networking concepts like firewalls, VLANs, DNS/DHCP, and routing.
- Experience working with ServiceNow and SMA Automation.
- Experience managing Azure Cloud platforms.
What would be great to have:
- Certification such as Microsoft Certified: Windows Server or Azure Administrator.
- Knowledge of AI tools beyond basic use of ChatGPT.
- Experience in FinTech, Financial Services, or SaaS environments.
- Proficiency in Azure, scripting languages (Python, Bash), and containerization technologies (Docker, Kubernetes).
- Experience with CI/CD tools (Jenkins, GitHub, GitLab CI, CircleCI).
- Mastery in automation tools and scripting languages.
- Proficiency in Infrastructure as Code (IaC) with Terraform or CloudFormation.
Perks at Work:
- We’re #FiservProud of our commitment to your overall well-being with a growing offering of physical, mental, emotional, and financial benefits from day one.
- Maintain a healthy work-life balance with paid holidays, generous time-off policies, including Recharge & Refuel time for qualifying associates, and free counseling through our EAP.
- Plan for your future with competitive salaries, the Fiserv 401(k) Savings Plan, and our Employee Stock Purchase Plan.
- Recognize and be recognized by colleagues with our Living Proof program where you can exchange points for a variety of rewards.
- Prioritize your health with a variety of medical, dental, vision, life, and disability insurance options and a range of well-being resources through our Fuel Your Life program.
- Advance your career with training, development, certification, and internal mobility opportunities.
- Join Employee Resource Groups that promote our diverse and inclusive culture where associates can share perspectives, exchange ideas, and elevate careers.
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