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Principal Mining Engineer Jobs (NOW HIRING)

Syensqo

Principal Engineer

Stamford, CT · On-site

The Principal Engineer within the Mineral Processing R&I team focuses on defining and executing ... The Mining Solutions team fosters a work environment that is inclusive and diverse with a focus on ...

Syensqo

Principal Engineer

Stamford, CT · On-site

The Principal Engineer within the Mineral Processing R&I team focuses on defining and executing ... The Mining Solutions team fosters a work environment that is inclusive and diverse with a focus on ...

Komatsu

Principal Software Engineer

Tucson, AZ · On-site

$116K - $155K/yr

Apply now Principal Software Engineer Posting Start Date: 6/16/26 Job Location (Short): Tucson ... At Komatsu Mining Technology Solutions, we're not just talking about progress and innovation - we ...

Komatsu

Principal Software Engineer

Tucson, AZ · On-site

$116K - $155K/yr

Principal Software Engineer Posting Start Date: 6/16/26 Job Location (Short): Tucson, Arizona, USA ... At Komatsu Mining Technology Solutions, we're not just talking about progress and innovation - we ...

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Principal Mining Engineer information

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$74K

$147.2K

$212.5K

How much do principal mining engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for principal mining engineer in the United States is $147,220.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,500.00 and $173,000.00 per year, depending on experience, location, and employer.

What is a principal mining engineer?

A Principal Mining Engineer is a senior-level professional responsible for overseeing mine planning, operations, and safety to ensure efficient resource extraction. They provide technical expertise, design mining strategies, and lead engineering teams to optimize productivity. Additionally, they ensure compliance with environmental and regulatory standards while managing costs and project feasibility. Their role often involves mentoring junior engineers and collaborating with stakeholders to achieve corporate and operational goals.

What are the primary responsibilities of a principal mining engineer?

As a Principal Mining Engineer, your daily responsibilities typically include overseeing mine design and planning, evaluating technical and economic aspects of mining projects, and ensuring adherence to safety and environmental standards. You'll lead and coordinate multidisciplinary engineering teams, collaborate with geologists and surveyors, and review production data to optimize operations. Additionally, you may contribute to long-term strategic planning, mentor junior engineers, and interface with regulatory bodies. This role is intellectually challenging, requires strong leadership, and has a direct impact on operational success.

What are the key skills and qualifications needed to thrive as a principal mining engineer?

Principal Mining Engineers require expertise in mine planning, geological analysis, and project management, usually supported by a degree in mining engineering and substantial industry experience. Familiarity with specialized mining software (such as Surpac, Vulcan, or Deswik), safety regulations, and possibly Professional Engineer (PEng) certification is essential. Leadership, strategic thinking, and strong communication skills are key for collaborating with multidisciplinary teams and mentoring junior engineers. These capabilities ensure the safe, efficient, and profitable development and operation of mining projects while fostering innovation and compliance.

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Principal Mining Engineer jobs near you
Infographic showing various Principal Mining Engineer job openings in the United States as of August 2026, with employment types broken down into 93% Full Time, and 7% Contract. Highlights an 87% In-person, and 13% Hybrid job distribution, with an average salary of $147,220 per year, or $70.8 per hour.

Principal Engineer

Syensqo

Stamford, CT • On-site

Full-time

Re-posted 23 days ago

Syensqo rating

8.6

Company rating: 8.6 out of 10

Based on 25 frontline employees who took The Breakroom Quiz

16th of 100 rated chemical manufacturers

Job description

Syensqo is all about chemistry. We're not just referring to chemical reactions here, but also to the magic that occurs when the brightest minds get to work together. This is where our true strength lies. In you. In your future colleagues and in all your differences. And of course, in your ideas to improve lives while preserving our planet's beauty for the generations to co
We are looking for:
The Principal Engineer within the Mineral Processing R&I team focuses on defining and executing highly innovative and complex R&I and technology projects covering relevant scientific and technology domains in order to achieve the strategic goals of the Mining Solutions business. The position involves working in a collaborative team environment with R&I Scientists, Engineers, Chemists and field Technical Service & Development (TS&D) teams to develop and commercialize value-added products and technologies through laboratory and field testing. The Principal Engineer will build internal and external partnerships in order to ensure successful application of new and improved products at the customer operations.
We count on you to:
The position involves working in a team environment with R&I Scientists, Engineers, and Chemists to develop value-added mineral processing products and technologies through laboratory and field testing.
  • Define and execute mineral processing research and development programs for the delivery of new and improved products, technologies, and applications.
  • Design and implement appropriate lab and field tests required to validate and commercialize new and improved products
  • Provide strategic input regarding the innovation portfolio with a balanced focus on incremental and breakthrough ideas and projects. Propose new ideas and run the required tests for feasibility assessment
  • Develop fundamental and application knowledgebase for current and new products
  • Define and perform pilot and industrial-scale trials working collaboratively with project team members and customers
  • Document and effectively communicate research findings, both internally and externally
  • Work collaboratively with peers, project team members, other internal departments (R&I synthesis, Analytical, Manufacturing, Commercial & Sales), and customers to achieve innovation targets
  • Identify opportunities for IP protection, and provide support for patent applications or new product registration
  • Stay up-to-date with technical literature, industry and flotation technology trends. Participate in strategic professional conferences and present papers
  • Provide technical expert advice, recommendations and support to key and strategic customers
  • Mentor, train, and coach R&I colleagues and develop technical application expertise within the global Mining Technical Service and Development (TS&D) team
  • Actively demonstrate positive safety behaviors in accordance with Syensqo's best practices

You can count on us for:
  • The Mining Solutions team fosters a work environment that is inclusive and diverse with a focus on a common goal of ensuring that everyone achieves their full potential. The successful candidate will acquire broader industry knowledge, and learn the research and development (R&D) methodology to develop innovative and sustainable products for the mining industry.
  • Regular development opportunities that provide in-depth knowledge and experience in application of new and sustainable chemical technologies in different global mining operations.
  • We offer the opportunity to join an exciting growth company
  • A full range of benefits as expected of a successful company
  • Long-lasting excellent customer relations, self-dependent working, and a variety of tasks in one of the world's leading chemical companies

You will bring:
  • Engineering or chemistry related Master of Science or PhD degree, preferably in Mining with Flotation knowledge, Metallurgy, Materials Science or Surface Chemistry.
  • 8+ years experience in specialty chemicals applications. Experience in mining chemical applications and commercialization of new technologies is required. Experience in R&D or industry setting is preferred.
  • Hands-on laboratory, pilot, and industrial experience in flotation is required
  • Capacity to innovate and curiosity towards chemical technologies & products
  • Good knowledge in one or more of the following areas is preferred: chemistry, mineralogy, colloid and surface chemistry, electrochemistry
  • Knowledge of experimental design, statistics and data analysis is preferred
  • Ability to teach and coach peers in novel methodologies and flotation technologies is desirable.
  • Should be self-motivated and results oriented.
  • Good organizational and prioritization skills to manage the workload and ability to work autonomously
  • Up to 40% of domestic/international travel required

You will get:
  • Competitive salary and benefits package.
  • The U.S. annual base salary range reasonably expected to be paid for this new hire is: $108,000.00 to $165,000.00. Actual compensation will be determined based on a variety of factors unique to each candidate, such as skills, experience, qualifications, etc. and can ultimately be more or less than the posted salary range. Total compensation for this role also includes bonus and/or other incentives.
  • 16, or more, weeks of maternity/paternity and co-parenting leave, according to local regulations
  • Training platform for all employees
  • Free well-being sessions (physical and psychological)

About Us:
  • Syensqo is a science company developing groundbreaking solutions that enhance the way we live, work, travel and play. Inspired by the scientific councils which Ernest Solvay initiated in 1911, we bring great minds together to push the limits of science and innovation for the benefit of our customers, with a diverse, global team of more than 13,000 associates. Our solutions contribute to safer, cleaner, and more sustainable products found in homes, food and consumer goods, planes, cars, batteries, smart devices and health care applications. Our innovation power enables us to deliver on the ambition of a circular economy and explore breakthrough technologies that advance humanity.
  • At Syensqo, we seek to promote unity and not uniformity. We value the diversity that individuals bring and we invite you to consider a future with us, regardless of background, age, gender, national origin, ethnicity, religion, sexual orientation, ability or identity. We encourage individuals who may require any assistance or accommodations to let us know to ensure a seamless application experience. We are here to support you throughout the application journey and want to ensure all candidates are treated equally. If you are unsure whether you meet all the criteria or qualifications listed in the job description, we still encourage you to apply.
  • Syensqo is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other legally protected characteristics.

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