Infrastructure Systems Administrator

Job Description:

Serves as administrator for assigned network, voice and telecommunication platforms and operating systems; administers, integrates, monitors and tunes systems for optimal performance; establishes and maintains configuration of software, hardware and multi-platform communications software and protocols; administers assigned active directories.

Minimum Qualifications:

To be eligible for this position, you must meet and provide evidence of the following minimum qualifications:
Experience: Two years of telecommunications and network systems administration experience, including configuring, implementing and testing releases, upgrades or changes to operating systems, servers and related software.

• Note: For work experience, a “year” is defined as equivalent to 40 hours per week for 12 months.

AND

Education: Equivalent to a bachelor’s degree in management information systems, information technology, computer science or a closely related field.

Preferred Qualifications:

• Cisco experience
• Microsoft Teams administration experience
• Call-center system administration experience
• Session Border Controller (SBC), and SIP trunks experience

Duties and Responsibilities:

Essential Functions: Essential responsibilities and duties may include, but are not limited to, the following:

• Performs enterprise network and telecommunication systems administration functions for assigned enterprise server platforms and operating systems; installs, configures and maintains assigned servers and operating system software and hardware; researches, troubleshoots and resolves or refers to senior staff highly complex system errors, failures and other problems; installs and tests operating system patches, releases, upgrades and fixes.
• Troubleshoots, researches, diagnoses and resolves hardware, software and network problems; makes adjustments, installs fixes and performs tuning to resolve problems and achieve optimal performance; resolves technical issues with backups through research reproduction and troubleshooting; performs restorations.
• Configures the District’s Voice Over Internet Protocol (VoIP) phones; adds new phone configurations, new extensions and queue-related configura­tion data; creates user and network accounts and permissions; sets up, configures and provides support for customer wireless devices; troubleshoots and resolves user access problems.
• Performs systems administration tasks for email applications; researches, troubleshoots and resolves systems and user issues; works with external entities to research and resolve authentication and routing issues; interacts with users to determine needs and recommend solutions to email, messaging and other needs.

Knowledge, Skills, Abilities:

Knowledge of:

• Operating system architectures, characteristics, components and commands applicable to multiple platform network and telecommunications systems.
• Principles, methods and techniques for layout, installation, configuration, integration and operation of VoIP network systems, devices and software.
• Network architectures and theory and principles of network design and integration, including topologies and protocols.
• Principles, practices and methods of systems/network administration and maintenance, including configuration, performance tuning and diagnostic tools.

Skill in:

• Performing moderately complex systems administration functions in a multi-platform and operating system environ­ment accurately and efficiently.
• Adding, deleting, managing and modifying subscriber accounts.
• Using various Cisco administration tools and utilities.
• Configuring and verifying high availability and virtualization on security appliances.
• Securing wireless networks from security threats following established procedures.