Apply on Employer Site

RubinBrown LLP · 1 month ago

Senior IT Systems Administrator

St Louis, MO

Full-time

Hybrid

Senior Level

6+ years exp

RubinBrown LLP is one of the nation’s leading accounting and professional consulting firms. The Senior Systems Administrator will be responsible for ensuring the stability and efficient operation of the information systems, providing technical leadership, and mentoring junior staff while contributing to IT strategy and automation initiatives.

AccountingConsulting

Growth Opportunities

Responsibilities

Provide expert-level support and administration for server infrastructure, virtualization environments, storage systems, and cloud platforms (including Azure and Microsoft 365)

Act as a technical leader on complex infrastructure initiatives and projects

Contribute to IT strategy, evaluating emerging technologies, tools, and trends to recommend and implement scalable, secure, and cost-effective solutions

Lead initiatives for automation of routine system tasks and deployments using scripting languages such as PowerShell or Python

Facilitate disaster recovery planning, documentation, and testing for critical systems

Manage and maintain enterprise backup solutions and system monitoring tools

Support and contribute to cloud migration initiatives, particularly with Microsoft and SAAS based solutions

Collaborate with cybersecurity teams to enforce security best practices, vulnerability management, and incident response

Perform capacity planning and performance tuning for on-premise and cloud-based systems

Create and maintain comprehensive technical documentation, procedures, and operational runbooks

Mentor junior systems administrators and share expertise across the technology teams, fostering knowledge transfer

Serve as an escalation point for advanced support incidents and root cause analysis

Qualification

Windows ServerActive DirectoryMicrosoft 365AzureVirtualization platformsScripting languagesCloud storage solutionsConfiguration management toolsDisaster recovery planningDocumentation skillsCommunication skillsMentoringProject management

Required

Ability to manage multiple priorities and projects simultaneously

Demonstrated ability to influence infrastructure architecture decisions and contribute to strategic IT direction

Plays a lead role in cross-team infrastructure projects, serving as a liaison between IT operations, cybersecurity, and business stakeholders

Bachelor's degree in Computer Science, Information Systems, or related field; or equivalent work experience

6+ years of experience in systems administration or infrastructure support roles

Expert knowledge of Windows Server environments, Active Directory, DNS, DHCP, and Group Policy

Proficiency with virtualization platforms (e.g., VMware, Hyper-V)

Strong experience with Microsoft 365, Azure, Active Directory, and Exchange Online

Experience implementing and managing enterprise cloud storage solutions (e.g., OneDrive, SharePoint Online)

Experience with automation tools and scripting (PowerShell, Terraform, or similar)

Strong documentation and communication skills

Experience with modern configuration management tools (e.g., Intune, SCCM, or Autopilot)

Preferred

Relevant certifications such as Microsoft Certified: Azure Administrator Associate, MCSA, VMware VCP, or similar preferred

Company

RubinBrown LLP

Glassdoor4.4

RubinBrown provides unmatched service to closely held and publicly traded companies in specialized market sectors as well as non-profit and public sector organizations.

Founded in 1952

Saint Louis, Missouri, USA

501-1000 employees