Linux Systems Admin

Systems Administrator - Contract to Hire

Start Date: 06/09/2025

Duration: 3 Months

Location:Tampa, FL

Schedule: First month will be on-site 5 days per week. Months two and three have the ability for a hrybrid schedule (2 days remote).

Overview: This role will focus on ensuring the reliability, availability, and data integrity of Windows and Linux systems.

Key Responsibilities:

• Manage Active Directory (AD) administration.
• Oversee Identity and Access Management (IAM) solutions.
• Support and maintain Microsoft 365 (M365).
• Provide technical support and administration for Microsoft Azure Cloud Services and Microsoft Entra ID.
• Configure and manage Amazon Web Services (AWS) and other cloud environments as determined by the law enforcement agency.
• Administer the Security, Information, and Event Management (SIEM) solution.
• Manage Mobile Device Management (MDM) solutions.
• Administer the virtual environment.
• Handle enterprise email and email gateway solutions.
• Oversee anti-virus and anti-malware solutions.
• Conduct system installation, configuration, troubleshooting, performance tuning, upgrading, patch maintenance, license management, system backup, user account administration, and maintain system security protocols.
• Maintain accurate hardware and software inventories for physical and virtual environments.
• Schedule and install critical system patches and updates.
• Proactively monitor systems using an enterprise monitoring solution.
• Conduct routine security audits and compliance/vulnerability scans as necessary.
• Collaborate on projects across ISD and adhere to deadlines.
• Provide root cause analysis for major incidents or issues.
• Write custom scripts and create Group Policy Objects (GPOs).
• Evaluate vendor products and services.
• Build and deploy software packages using a software distribution solution.
• Understand key performance aspects of the Systems Administrator: Infrastructure role to support the Senior Systems Administrator: Infrastructure.
• Communicate effectively with all levels of the law enforcement agency and external customers and vendors.
• Develop and document technical processes and procedures as needed.
• Maintain system configuration documentation and update it as systems are added or retired.
• Audit systems to ensure compliance with law enforcement agency/Criminal Justice Information Services (CJIS) standards.
• Manage a ticket queue to address reported issues and requests promptly.
• Participate in a rotating on-call schedule.
• Perform other related duties as required.

Knowledge, Skills, & Abilities:

• Familiarity with virtualization technologies and hypervisors.
• Understanding of enterprise monitoring solutions for system uptime and resource utilization.
• Basic knowledge of network configuration and troubleshooting.
• Proficiency in Linux operating systems (especially Red Hat) and Windows Server 2019+.
• Knowledge of backup and disaster recovery technologies.
• Familiarity with Azure AD/Microsoft Entra ID.
• Understanding of Active Directory environments, including organization units (OUs), auditing, backup, recovery, and authority delegation.
• Knowledge of storage management technologies like Enterprise Storage Area Networks (SANs) and Network File System (NFS).
• Skills in systems integration, security compliance, maintenance, troubleshooting, and performance analysis.
• Ability to manage a Macintosh Operating System (Mac OS X) within a Windows environment.
• Quick learner of new technologies and able to work independently with minimal supervision.
• Capable of taking ownership of tasks and projects.
• Proficiency in writing custom scripts and collaborating effectively in a team.
• Creative and abstract thinking abilities.

Preferred Qualifications:

• Red Hat Certified Systems Administrator (RHCSA) certification.
• Ten years of systems administration experience in an enterprise environment.
• Advanced scripting skills.
• Experience in Cloud Platform administration.
• Experience with enterprise backup solutions and VMware vSphere ESXi and NSX administration.
• Proven skills in managing enterprise-level SANs, Linux systems, Microsoft Entra ID, and Exchange.
• Experience with server hardware and capacity planning in virtual environments.
• Experience in supporting enterprise server-based applications.
• Familiarity with administration of Windows Server 2019+ and knowledge of disaster recovery planning strategies.

Minimum Education & Experience:

• High school diploma or GED.
• Seven years of technical support and system implementation experience in an enterprise setting, covering virtualization, backup and disaster recovery, storage networks, messaging, cloud technologies, OS-agnostic systems, and basic networking skills.
• OR
• An associate degree in a technical field and six years of relevant experience.
• OR
• A bachelor's degree in a technical field and five years of relevant experience.