Principal Geographic Information Systems Analyst (#RI4203)
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$50.99-$61.98 Hourly / $8,838.24-$10,742.93 Monthly / $106,058.91-$128,915.27 Yearly


Under direction, performs advanced and specialized professional duties in the design, development, evaluation, programming, testing, implementation and maintenance of geographic information systems (GIS), networks and applications across multiple platforms; troubleshoots and resolves complex system, network and application problems; may supervise other professional staff and coordinate a complex departmental GIS program; and performs other related work in accordance with Rule 3, Section 3 of the Civil Service Rules.


This is the third-level class in the Geographic Information Systems Analyst series. Incumbents perform work of a professional rather than technical nature, utilizing skills that require an understanding of analytical procedures and processes. This class is distinguished from the Senior Geographic Information Systems Analyst level in that positions at the Principal Geographic Information Systems Analyst level require specialized, functional or technical expertise beyond the journey level and perform the most difficult and responsible types of duties assigned to classes within the series including the design and development of complex geographic information systems, networks and applications.  Concurrently or alternatively, a Principal Geographic Information Systems Analyst may supervise subordinate GIS Analysts and coordinate a complex departmental GIS program.


  • Provides advanced, specialized and complex professional duties support in the analysis, evaluation, design, programming, development, testing, implementation, documentation and maintenance of large and complex geographic information systems and applications across multiple platforms and technologies. 
  • Serves as resource and provides highly specialized support to maintain existing systems; assesses, reviews and conducts research on system operational problems and functionality; provides technical solutions to client on alternative information technology solutions. 
  • Provides highly complex support on geographic information systems applications development projects; analyzes business and functional requirements for new or enhanced applications; meets with users and management staff to ensure complete understanding of department requirements; analyzes current manual or computerized processes; analyzes inter-relationship between new tasks and existing applications; researches internal and external available resources; develops and presents cost-benefit analyses; performs quality assurance duties; makes recommendations on applications solutions. 
  • Evaluates and tests new or enhanced applications; installs or upgrades application software and hardware; troubleshoots hardware, software and database related problems; performs applications testing and documentation duties. 
  • Performs complex geographic information systems, network and applications programming duties; ensures data integrity and program structure and reliability are maintained. 
  • Performs a variety of complex analytical duties in planning, developing, installing, implementing, integrating, testing and evaluating geographic information systems networks; installs, configures and manages servers; evaluates network protocols, hardware and software to determine their applicability to geographic information system network needs; evaluates new applications to determine integration with current networks and systems; develops and coordinates the installation and maintenance of computers, circuits, data communications equipment, printers and other peripheral equipment. 
  • Investigates, analyzes and resolves complex network-related problems; resolves compatibility problems; troubleshoots network failures, router problems and telecommunications problems; recommends and implements changes and improvements. 
  • Monitors network security and performance; identifies unauthorized access and potential security risks; implements and administers security strategies; measures volume and performance of network traffic; identifies utilization and performance issues; recommends improvements to security and network performance. 
  • Plans, designs and implements relational databases; develops standards and strategies for maintaining database security; develops methodologies for importing and exporting GIS database information to and from external agencies and County departments. 
  • Writes documentation on new and enhanced geographic information system, network and applications including detailed description and functional capabilities; prepares and updates user materials and procedures manuals; creates technical documentation and instructional materials to assist clients in the use of system applications.
  • Supervises subordinate staff, including one or more professional GIS Analysts; plans, directs and coordinates staff work plans, projects and assignments; motivates, monitors and evaluates staff performance; reviews checks work products; arranges, coordinates and/or provides staff training; coordinates and recommends the selection of new staff as needed. 
  • Attends and participates in professional group meetings; stays abreast of new trends and innovations in the field of geographic information systems technology.


Note: Incumbents who, at the time that Classification Study #01-22 is adopted by the Board of Supervisors, occupy full-time Civil Service positions reclassified to this class by the study, shall be deemed to meet the requirements listed below.

Either I 
Experience: Two years as a Senior Geographic Information Systems Analyst in San Joaquin County. 

Or II 
Education: Graduation from an accredited four-year college or university with major course work in geography, geographic information systems, computer science, information systems, economics, engineering, architecture, environmental science, mathematics, business administration, or a related field. 

Experience: Five years of increasingly responsible professional analytical computer and related systems work in a geographic information systems environment. 

Substitution #1: Possession of an approved information systems technology certificate, or completion of an approved information systems training course may substitute for part or all of the required education. A list of approved certificates and/or courses shall be maintained within the Human Resources Department. 

Substitution #2: Additional qualifying experience may substitute for the above-required education on a year-for-year basis to a maximum of two years.


Operations, services and activities of geographic information systems programs; operational characteristics and capabilities of specialized geographic information systems hardware and software; geographic information system standards and conventions; advanced principles and practices of applications development, programming and installation; advanced principles and practices of computer science and information systems; advanced methods and techniques of installing, configuring, troubleshooting and administering systems, network, applications, and databases; principles and practices of system security and client access to assigned applications; methods and techniques of using application design and development tools; operational characteristics of multiple operating system environments; a variety of complex application programming languages; operational characteristics of a variety of computer systems, networks and associated hardware, software, databases and related components; principles and practices of quality assurance; principles and practices of network and server administration; principles and practices of database maintenance and administration; relational database concepts; cartographic, drafting, demographic and statistical methods and standards; aerial photograph analysis concepts; methods and techniques of conducting research; methods and techniques of developing technical and training documentation; principles and practices of customer service; principles and practices of supervision and personnel administration; pertinent Federal, State and local codes, laws and regulations.


Provide advanced level support in the design, development and maintenance of geographic information systems, networks and applications; independently perform complex network and application design analysis and programming duties; analyze and resolve complex system, network and application problems using logical and methodical processes; design, implement, maintain and administer relational database management systems; convert and manipulate data; recommend, install, troubleshoot and upgrade systems, networks and applications; perform complex network and server administration duties; design training materials and conduct training programs; assess and analyze department technology resources and needs; design software to meet client needs; create and develop technical and training manuals or documentation; create maps and charts from multiple layers of data; supervise the work of subordinate staff, including GIS professionals; communicate clearly and concisely, both orally and in writing; establish and maintain effective working relationships with those contacted in the course of work.


Mobility-Frequent use of data input devices; frequent sitting, standing or walking for long periods; occasional pushing/pulling, bending, squatting and crawling; driving; Lifting-Frequently 5-30 pounds; occasionally 70 pounds or less; Vision-Constant use of good overall vision; frequent reading/close-up work; occasional color, depth and peripheral vision; Dexterity-Frequent repetitive motion; frequent writing; frequent grasping, holding, reaching; Hearing/Talking-Frequent talking/hearing in person and on the telephone; Emotional/Psychological-Frequent decision-making and concentration; frequent public contact; occasional working alone, working nights and traveling; Environmental-Frequent exposure to noise.

San Joaquin County complies with the Americans with Disabilities Act (ADA) and, upon request, will consider reasonable accommodations to enable individuals with disabilities to perform essential job functions.

CLASS: RI4203; EST: 4/10/2002; REV: 10/8/2008;