Sr. Systems Administrator

Fabick Cat•Fenton, MO

4h•Hybrid

About The Position

We are seeking a dynamic and versatile professional to join our technology team as a Senior Systems Administrator, primarily focused on Windows environments and Microsoft Azure cloud architecture. This role also involves SharePoint, Exchange, Identity Management, Mobile Device Management, and Networking expertise.

Requirements

Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).
Experience in Windows systems administration, including hands-on work with Windows Server (2012/2016/2019/2022), Active Directory, and GPOs.
Experience architecting, deploying, and managing solutions in Microsoft Azure.
Experience administering Microsoft Exchange
Experience administering SharePoint
Experience with automation, scripting, and Infrastructure as Code (e.g., PowerShell or similar).
Working knowledge of networking, including experience with SD-WAN, VPN and firewall solutions.
Understanding of hybrid cloud architectures and secure integration of on-premises and public cloud environments.
Strong troubleshooting and analytical skills, with a keen attention to detail.
Excellent communication and documentation skills.
Proactive problem solver with a passion for learning and adapting to new technologies.
Ability to balance and prioritize multiple initiatives in a fast-paced environment.
Collaborative team player with an ability to work independently and with minimal supervision.
Strong organizational skills and attention to detail in all aspects of work.
Customer-focused and committed to delivering high-quality technical solutions.

Nice To Haves

Demonstrate working knowledge of networking fundamentals, including TCP/IP, DNS, DHCP, VLANs, and routing protocols.
Support the deployment, configuration, and troubleshooting of SDWAN, VPN, and firewall solutions within the enterprise.
Assist in the management and support of the Palo Alto Global Protect client-based VPN solutions for remote workforce.
Collaborate with network engineering teams to ensure seamless integration of cloud and on-premises network resources.
Troubleshoot connectivity issues affecting users, servers, cloud, and hybrid workloads.
Participate in network security initiatives and the implementation of security controls aligned with industry standards and compliance requirements.
Support the evaluation, deployment, and integration of AI-driven tools and agentic workflow platforms to enhance operational efficiency and decision-making.
Collaborate with cross-functional teams to identify automation opportunities using AI agents, including task orchestration, data processing, and intelligent routing.
Assist in configuring and maintaining AI workflows that interact with enterprise systems, APIs, and user interfaces.
Monitor performance and accuracy of AI agents, ensuring alignment with business objectives and compliance standards.
Contribute to the development of governance models for AI usage, including ethical considerations, data privacy, and risk mitigation.
Stay current with emerging trends in generative AI, agentic systems, and workflow automation to recommend innovative solutions.

Responsibilities

Design, deploy, and manage cloud-based solutions, with a primary focus on Microsoft Azure.
Architect hybrid environments integrating on-premises infrastructure with Azure and other cloud platforms (e.g., AWS, Google Cloud, as needed).
Automate provisioning and configuration of cloud resources using Infrastructure as Code (IaC) tools such as PowerShell.
Implement and maintain cloud security best practices, including identity management, access controls, encryption, and compliance monitoring.
Monitor cloud performance, optimize resource utilization, and ensure cost-effectiveness of deployed solutions.
Evaluate emerging cloud services and recommend solutions that align with organizational goals.
Contribute to the migration of workloads from on-premise to cloud environments, ensuring minimal downtime and robust data integrity.
Ensure integration between Azure Active Directory and on-premises Active Directory environments.
Install, configure, upgrade, and maintain on-premises Windows servers and related infrastructure.
Monitor system performance, troubleshoot issues, and ensure high availability and reliability of Windows-based services.
Manage user access, permissions, and security settings through Active Directory, Conditional Access, and Group Policy Objects (GPOs).
Implement backup and disaster recovery solutions for Windows environments.
Apply security patches and system updates according to best practices and organizational policies.
Manage and support mobile device deployments using MDM solutions such as SOTI and Microsoft Intune, including device enrollment, policy configuration, application deployment, compliance monitoring, and troubleshooting across iOS, Android, and Windows platforms.
Manage identity and access management (IAM) solutions, including the configuration and enforcement of Microsoft Conditional Access policies to enhance security posture, ensure compliance, and support Zero Trust principles across cloud and on-premises environments.
Administer and monitor Privileged Access Management (PAM) solutions, ensuring secure access to critical systems, enforcing least privilege principles, managing privileged account lifecycle, and responding to access-related incidents and audits.
Administer and maintain SharePoint environments, including site collections, permissions, workflows, and content management to ensure optimal performance, security, and user accessibility.
Document processes, system configurations, and known issues for reference and compliance.
Work closely with internal customers to provision new servers, applications, and file shares as needed.
Oversee the administration, configuration, and maintenance of Microsoft Exchange environments, ensuring seamless email communication, security, and uptime across the organization.
Troubleshoot and resolve Exchange-related issues, manage mailbox databases, and implement best practices for performance optimization and disaster recovery.
Maintain compliance and enforce policies through the effective use of Exchange management tools and reporting.
Demonstrate working knowledge of email management and security solutions, including ProofPoint and Microsoft Defender for Office 365.
Implement and monitor anti-phishing, anti-malware, and data loss prevention measures to protect against email-borne threats and ensure regulatory compliance.
Collaborate with security teams to analyze emerging risks and proactively update policies and configurations for enhanced protection.
Work collaboratively with cross-functional IT teams, including application developers, network engineers, cybersecurity analysts, and help desk personnel.
Provide technical guidance and mentorship to junior IT staff as needed.
Participate in technical meetings, project planning, and solution design sessions.
Stay abreast of technological advances in systems administration, cloud architecture, and networking, and recommend improvements to existing processes and solutions.
Assist in the creation and maintenance of documentation, including diagrams, runbooks, and standard operating procedures.