GIS Specialist III
Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Sep 17, 2026. AECOM scores B on the Alion truth index.
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AECOM is actively seeking three (3) talented, energetic technology-minded Geographic Information System (GIS) professionals for immediate employment in the Marine Corps Base Camp Pendleton Geospatial Information and Services (IGI&S) office as a seconded employee. The GIS Specialist position is a full-time AECOM employee that will report to the Associate Vice President & GIS Sr Manager in the Technology Services Group and will support our United States Marine Corps (USMC) client within the Environment Business line. This position will be part of a team of GIS Specialists supporting the Marine Corps Base Camp Pendleton IGI&S Program with GIS data management, geospatial analysis and modeling, cartographic product development, and technical support. A successful candidate will work both independently and in close coordination with the project team to develop, deploy and support GIS across the installation.
Responsibilities include, but are not limited to:
- Support the maintenance and implementation of the GIS data model for NENA Next Generation 9-1-1 Core Services for location validation and routing
- Gather and review technical requirements to meet project goals
- Design and implement quality assurance procedures to complete technical quality reviews of GIS data and applications
- Follow project plans to successfully execute assigned work
- Maintain quality assurance of spatial and non-spatial data and processes as per defined standards
- Maintain strong knowledge in existing and emerging GIS related software and technologies
- Create and maintain GIS data in an ArcGIS Enterprise environment
- Develop content within an enterprise ArcGIS Portal environment
- Exhibit a solid understanding of geospatial data formats, coordinate systems, and GIS principles
- Apply attention to detail with proactive and resourceful problem-solving skills
- Communicate and collaborate with the project manager and project team lead to understand and document system/solution requirements
- Organize, document, and communicate status updates to program leaders and relevant project teams
- Develop visualizations and reports using tools such as Tableau, Power BI, ArcGIS Pro, or Portal for ArcGIS to effectively communicate findings to technical and nontechnical stakeholders
- Prepare meeting materials, web maps, or figures for a variety of communities, stakeholders, and projects
- Create, edit, or delete GIS features/attribute information within an enterprise geodatabase
- Prepare digital maps
- Possess excellent critical thinking, decision-making, conflict resolution, and analytical skills
Minimum Requirements
- Bachelor's Degree in CAD, BIM, GIS, Computer Science, Geography, Environmental Science, Data Science, Engineering, or related field + 4 YORE or demonstrated equivalency of experience/education
- Valid Driver’s License and as a condition of employment must be able to pass AECOM’s Motor Vehicle Records review.
- Due to the nature of work, US Citizenship is required
Preferred Qualifications
- Proficiency with applications such as:
- ArcGIS Enterprise, Pro, and Desktop Software
- Experience with AutoCAD Civil 3D/AutoCAD Map
- Experience working with addressing, road centerline, and EMS data
- Experience with GPS data collection processes and the ability to lead teams in the field
- Comfortable working outside and/or traveling occasionally to support field activities
- Comfortable working in a fast-paced multi-tasking environment
- Maintain knowledge in existing and emerging geospatial software and technologies
- GIS data management, technical writing, and geodatabase design experience
- General understanding of relational database organization, design, and functionality
- Ability to learn and present best practices for data management including workflows, tools, governance models, and integration patterns
- Demonstrated knowledge of cartographic design and production concepts and principles
- Demonstrated experience with the Spatial Data Standards for Facilities, Infrastructure, and Environment (SDSFIE)
- Sponsorship is not available for this position
- Relocation is not available for this position
At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.
About AECOM
AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan.
AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle - from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com.
What makes AECOM a great place to work
You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community-where you have the freedom to grow in a world of opportunity.
As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.