Sr. Systems Administrator

Job Locations US
ID 2021-2493
Information Technology
Full Time


Shift4 (NYSE: FOUR) is boldly redefining commerce by simplifying complex payments ecosystems across the world. As the leader in commerce-enabling technology, Shift4 powers billions of transactions annually for hundreds of thousands of businesses in virtually every industry. For more information, visit


The Sr. Systems Administrator will use their skillset to provide prompt and accurate technical support for enterprise applications, servers, and networks including hardware appliances and domain infrastructure. They will primarily assist with monitoring systems, appliances, and networks and reviewing daily, weekly, and monthly systems and network reports. A successful candidate for this position must be well-organized and demonstrate a strong capacity for following up to ensure the completion of tasks. They must have already shown a strong aptitude for written and verbal communication including the ability to interact with staff at all levels, and possess excellent customer service skills. Critical thinking is a must.

  • Assist with the configuration, implementation, and administration of complex Microsoft Active Directory domain infrastructures.
  • Assist in documenting and maintaining system baselines and configuration standards.
  • Perform day-to-day server hardware, operating system, and application maintenance functions, including security patching and configuration management under the direction of senior IT staff members.
  • Ensure systems are properly monitored and address all detected issues.
  • Communicate transparently with senior IT staff members regarding current tasks and any accomplishments or challenges.
  • Keep appropriate team members informed of task statuses ensuring accurate and up-to-date communication among team members.
  • Monitor and ensure successful data backup and restore functions of all enterprise systems.
  • Act as the point of contact for documenting, troubleshooting, and remediating discovered server or application anomalies.
  • Diagnose systems tickets accurately via phone, remote tools, and on location.
  • Perform tasks associated with help desk tickets for both system and desktop support issues.
  • Update all assigned tickets that have not been updated in the past three days, ensuring the appropriate ticket owner is informed.
  • Follow-up with involved parties to research and update any “unknown- status” tickets.
  • Perform tasks as an individual contributor and as part of a project team.
  • Work with minimal supervision while maintaining a high quality of service.
  • Other duties as assigned by management.


  • Open to some travel. 
  • At least 8 years of experience in the IT field.
  • Advanced knowledge of Windows Server 2012, 2016, and 2019 implementation and administration duties.
  • Expertise with Google Apps and understanding the concepts of enterprise email.
  • Advanced knowledge of Active Directory concepts, including group policy objects, domain trusts, and the Active Directory Migration Tool.
  • Experience with PowerShell scripting.
  • Simple Splunk alert, dashboard, and report creation.
  • Advanced knowledge of server and systems monitoring and management tools and software.
  • Virtualization experience, including deploying development VM’s from templates, as well as troubleshooting virtual systems – VMware, ESXi a plus.
  • SAN storage management experience (3PAR preferred).
  • Cloud experience, including Amazon Web Services (EC2, RDS, SES, etc) and Azure.
  • Anti-Virus policy skills with both ESET NOD32, and Kaspersky within the Shift4 infrastructure.
  • Surveillance applications, analog and IP cameras, and DVRs a plus.
  • Familiarity with the concepts of VOIP and associated technologies (Avaya preferred).
  • Ability to effectively troubleshoot simple server or access-related issues with Desktop Support team.
  • Strong proficiency with MS Office products, including Visio, Word, Excel, Project, PowerPoint, and Outlook.
  • Flexibility in a dynamically changing environment, acknowledging urgency when necessary.
  • Must maintain a high level of confidentiality at all times along with the ability to properly handle sensitive materials concerning the organization.
  • Self-motivated and detail-oriented with excellent communication skills.

We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, color, sex, age, national origin, religion, sexual orientation, gender identity and/or expression, status as a veteran, and basis of disability or any other federal, state or local protected class.


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