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System Administrator II

Company: City of Killeen
Location: Killeen
Posted on: March 16, 2023

Job Description:

Job Description


To be responsible for for the technical design, planning, implementation, and operation for mission critical enterprise systems within the City of Killeen. To coordinate and train personnel on Enterprise Server and PC software applications, and hardware.


Employee has no supervisory responsibilities.

Essential Duties


* Serves as a technical expert in system administration for complex enterprise systems.
* Recommends the redesign, deployment, and configuration of operating systems and system applications.
* Investigates and analyzes feasibility of system requirements and develops system specifications.
* Develops and coordinates project directions and schedules to maximize benefits and minimizeimpacts on the customer organizations.
* Tracks the day-to-day operations of the host computers by monitoring system performance, configuration, maintenance, and repair. Ensures that records of system downtime and equipment inventory are properly maintained.
* Installs, modifies, and maintains systems and utility software on server computer systems. Provides server support related to other software.
* Develops new system and application implementation plans, custom scripts, and testing procedures to ensure operational reliability.
* Trains technical staff in how to use new software and hardware developed and/or acquired.
* Performs troubleshooting as required. Leads problem-solving efforts often involving outside vendors and other support personnel and/or organizations.
* Establishes, maintains, and manages user Active Directory accounts.
* Establishes, maintains, and manages the enterprise Microsoft 365 environment to include hybrid Exchange and SharePoint.
* Installs, modifies, and maintains systems and utility software on server computer systems.
* Provides server support related to other software.
* Establishes guidelines and methods for the installation and management of the host computer operating systems, disk arrays, tape libraries, and other components.
* Ensures high availability and acceptable levels of performance of mission critical host computer resources.
* Develops procedures to maintain security and protects systems from unauthorized use, acts of nature and user abuse.
* Develops procedures, programs and documentation for backup and restoration of host operating systems and host-based applications.
* Develops and coordinates project directions and schedules to maximize benefits and minimize impacts on the customer organizations.
* Aids in planning and implementation of projects for computer operations and enterprise systems administration.
* Develops tools, procedures, and training sessions for Operations, Client Support, and Systems Development staff to assist with work.
* Manages the data center and computer host systems including hardware, software, and equipment such as air conditioning system, UPS (uninterrupted power system) and fire protection system.
* Stays current with technological developments in systems administration technology and recommends ways to take advantage of new technology.
* Guides or provides work direction to technical staff, and contract staff.
* Possesses and maintains a valid driver's license and comply with City of Killeen driving policy.
* Adheres to assigned work schedule as outlined in the Department and City attendance policies and procedures; ensures all behaviors comply with the City's Personnel Rules and Regulations.
* Performs other related duties as assigned.

Required Minimum Qualifications

Education and Experience:

* Associate's degree in Computer Science or related discipline.
* Minimum of five (5) years' work experience in complex systems design, programming and systems software and support.
* Any equivalent combination of education and experience.


Must possess a valid Texas driver's license by date of hire.

Must be able to pass FBI criminal background fingerprint check and have the ability to comply with state and federal requirements for criminal justice information security standards.

Supplemental Information

Knowledge, Skills and Abilities:

* Proficient with installing, upgrading, repairing, and troubleshooting enterprise level critical software and systems
* Experience in design and systems interoperability with multiple operating systems
* Working knowledge of enterprise level server systems
* Working knowledge of operating computer equipment
* Working knowledge of programming language, operating systems, and PowerShell
* Working knowledge in Windows and Linux operating systems
* Working knowledge of virtualization technology, specifically VMware
* Knowledge of Microsoft Active Directory.
* Knowledge of Microsoft Exchange and alternative email systems.
* Knowledge of Enterprise backup solutions and operation
* Knowledge of Access control appliances and systems.
* Knowledge of Internet control and appliances
* Ability to communicate effectively verbally and in writing
* Ability to establish successful working relationships
* Ability to work independently with a minimum of supervision
* Maintains regular and punctual attendance


Local area network file servers; personal computers, printers, and personal computer-based software; telephone; fax and copy machines. Testing equipment and hand tools.


The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is required to sit, talk, and hear. The employee is frequently required to walk; use hands to operate, finger, handle, or feel objects, tools, or controls; and reach with hands and arms.

The employee must occasionally lift and/or move up to fifty (50) pounds. Specific vision abilities required by this job include close vision and the ability to adjust focus.


The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Employee occasionally comes in contact with electrical hazards.

The employee is exposed to eye strain from display terminals and back and neck strain from constant keyboard work.

The noise level in the work environment is usually moderate with the exception of background noise from computers and fans.


Formal application, rating of education and experience, oral interview and reference check, job related tests may be required.

The duties listed above are intended only as illustrations of the various types of work that may be performed. The omission of specific statements of duties does not exclude them from the position if the work is similar, related or a logical assignment to the position.

The job description does not constitute an employment agreement between the employer and employee and is subject to change by the employer as the needs of the employer and requirements of the job change.

Keywords: City of Killeen, Killeen , System Administrator II, Other , Killeen, Texas

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