Senior Assessor, Responsible Mining

ERM•Houston, TX

About The Position

ERM Certification and Verification Services (CVS) is seeking an experienced Lead Auditor to deliver certification and assurance services across sustainability, ESG, management system, and responsible mining frameworks. The role supports mining and metals organizations in validating performance against internationally recognized standards and improving environmental, social, health and safety, human rights, governance, and operational management practices. The assessor provides technical leadership across audits, builds stakeholder trust, contributes to the credibility of assurance programs, and helps strengthen ERM CVS methodologies and auditor capabilities. International travel of up to 75% is required. The position is not eligible for immigration sponsorship. The anticipated annual base pay is USD $68,000–$85,000. Actual compensation may vary based on education, experience, skills, location, performance, and business needs, and may fall outside the stated range. The role may be eligible for bonus pay; bonuses and other additional compensation are not guaranteed. Eligible employees receive a comprehensive benefits package. Applicants should submit a resume and brief cover letter. Applications are accepted through September 3, 2026, and the posting may be extended if the position remains unfilled.

Requirements

Bachelor's degree or equivalent in Environmental Science, Occupational Health and Safety, Mining Engineering, Sustainability, Law, Sociology, Anthropology, Human Rights, or a related discipline.
Significant experience auditing and/or implementing management systems in the mining and metals sector.
Qualified or registered Lead Auditor status in one or more of ISO 14001, ISO 45001, ISO 50001, or ISO 9001.
Demonstrated experience auditing or assessing responsible mining standards such as IRMA, Copper Mark, ICMM Mining Principles, and/or Aluminium Stewardship Initiative (ASI).
Strong understanding of ESG performance, sustainability reporting, and management system frameworks in mining operations.
Knowledge of ISO/IEC 17021 requirements and certification body accreditation standards.
Experience participating in at least 10 audits, or auditing comprising at least 25% of assignments over a minimum of 3 years within the last 5 years, including at least 3 on-site mining or minerals audits.
Ability to lead multidisciplinary audit teams and collaborate with technical, environmental, social, and human rights specialists.
Excellent communication and stakeholder engagement skills, including presenting findings to technical and executive audiences.
Willingness and ability to travel internationally up to 75% of the time.
This position is not eligible for immigration sponsorship.

Nice To Haves

Experience in Social Impact Assessment (SIA), Free, Prior and Informed Consent (FPIC), Indigenous rights, resettlement, or related social performance disciplines.
Familiarity with social and human rights frameworks, including IFC Performance Standards, SA8000, and ILO Conventions.
Knowledge of OECD Due Diligence Guidance for Responsible Supply Chains of Minerals from Conflict-Affected and High-Risk Areas.
Knowledge of the UN Guiding Principles on Business and Human Rights.
Knowledge of the Voluntary Principles on Security and Human Rights.
Experience engaging community stakeholders and Indigenous groups during assurance activities.
Multilingual capabilities, particularly Spanish, Portuguese, French, or Bahasa.
Expertise in risk assessment, fraud detection, conflict resolution, and adaptive stakeholder communication.

Responsibilities

Lead third-party certification and assurance audits across ISO management system standards and responsible mining frameworks, including ISO 14001, ISO 45001, ISO 50001, ISO 9001, IRMA, Copper Mark, ICMM Mining Principles, and ASI.
Evaluate organizational conformance, operational effectiveness, and ESG performance against established standards and assurance criteria.
Develop comprehensive audit plans and coordinate audit execution across geographically dispersed, multidisciplinary teams.
Produce audit reports communicating findings, risks, opportunities for improvement, and non-conformities.
Provide technical leadership during audit planning, fieldwork, stakeholder engagement, and reporting.
Build trusted relationships with client teams and relevant stakeholders throughout the audit process.
Contribute to improving ERM CVS assurance methodologies, tools, and best practices.
Mentor developing auditors and support technical capability building across the organization.
Support business growth through thought leadership, technical expertise, and pre-audit advisory engagements.
Maintain independence, integrity, and professional judgment in assurance activities.
Engage community and Indigenous representatives where required by audit protocols.