Senior Staff Geologist, Petrographer

Terracon

. Follow safety rules, guidelines, and standards for all projects .

Posted 10/26/2026full-timeCincinnati • Ohio • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in evaluating concrete materials and conducting investigations using various microscopy techniques. Capable of leading safety initiatives and ensuring quality standards while providing technical direction and training to junior staff.

Highest-signal resume keywords

Bachelor's Degree In Geology5 Years Of Related ExperienceExperience Using A Stereo-Optical MicroscopeExperience With Scanning Electron Microscopy (SEM)Certification In Field Of Expertise

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Concrete Material EvaluationQuality Control ReviewProposal DevelopmentData AnalysisInvestigation ConductingMicroscopy TechniquesDeterioration Mechanism IdentificationDurability Issue AnalysisTechnical Report WritingProject Risk Identification

Soft Skills

Good Communication SkillsIntellectual CuriosityProblem-Solving AbilitiesMotivation To LearnTeam Leadership

Certifications & Qualifications

Certification In Field Of Expertise

Industry Keywords

ASTM C856ASTM C457ASTM C295ASTM C1324Cementitious MaterialsConcrete DurabilityQuality StandardsSafety GuidelinesField Data EvaluationContinuous Quality Improvement

Tech Stack

Tools & technologies

Electron

About the role

Key responsibilities & impact

Follow safety rules, guidelines, and standards for all projects
Participate in pre-task planning and report safety issues or concerns to management
Maintain quality standards on all projects
Participate with more senior Geologists on large, more complex projects
Develop written proposals to clients for small and large projects
Perform quality control review of proposals written by others
Evaluate complex laboratory and field data and assemble findings in written reports
Conduct investigations of concrete and aggregate according to ASTM C856, ASTM C457, ASTM C295, ASTM C1324, and other standard or novel methods
Draft comprehensive reports of investigation findings
Provide technical direction and training to less experienced professional staff
Identify project-related risks and ways to protect the Company
Lead safety efforts for the team and promote a safe work environment
Promote continuous quality monitoring and improvement on projects

Requirements

What you’ll need

Bachelor’s degree in Geology, Chemistry, Engineering, or any physical science-related major
Minimum 5 years of related experience
Comprehensive understanding of the composition and structure of concrete materials at a microscopic and structural level
Ability to identify common deterioration mechanisms of cementitious material composites
Good working knowledge of factors affecting and contributing to durability issues of cementitious material systems
Ability to identify factors affecting cementitious material durability
Understanding of factors affecting concrete material performance and microscopic characteristics preferred
Experience using a stereo-optical microscope
Experience using a polarized light microscope
Experience with scanning electron microscopy (SEM) with energy-dispersive spectroscopy (EDS) is a plus
Willingness to work a flexible schedule when required to meet project needs
Valid driver’s license with acceptable violation history
Certification in field of expertise
Good communication skills, intellectual curiosity, problem-solving abilities, and motivation to learn, grow, and teach

Benefits

Comp & perks

100% employee-owned organization
Medical insurance
Dental insurance
Vision insurance
Life insurance
401(k) plan
Paid time off and holidays
Education reimbursement
Various bonus programs
Option to work remotely or hybrid for experienced petrographers with more than 7 years of experience