Principal Engineer - I&C

Geosyntec Consultants; Aiken (SC); On-site; USD 130,000 - 185,000; Full time

Job summary

Geosyntec Consultants seeks a Principal Engineer - I&C to contribute to mission-critical projects at Savannah River Nuclear Solutions in Aiken, SC. This senior role emphasizes design quality, safety, and regulatory compliance in nuclear environments.

You'll lead I&C design efforts, collaborate with multi-disciplinary teams, and ensure deliverables meet SRNS requirements and DOE security standards. Onsite work with potential for extended responsibilities.

Qualifications

• Ph.D. with 5+ years' relevant I&C design experience in nuclear/process chemical industries.
• MS with 8+ years' experience acceptable for senior I&C design
• BS with 10+ years' experience or PE registration preferred.

Responsibilities

• Provide design engineering staff augmentation support to SRNS.
• Lead engineering analysis, walkdowns, and design output documents (P&IDs, control logics, loop diagrams, instrument indices).
• Ensure SRNS processes and procedures are followed.
• Maintain safety and security compliance including DOE requirements.

Skills

I&C design experience

Process control instrumentation

PLC/DCS design

MicroStation CAD

Field walk downs

DOE security clearance

U.S. citizenship

Education

Ph.D. in engineering/science

MS with 8+ years experience

BS in Engineering or PE

Tools

MicroStation

Job description

Principal Engineer - I&C

Primary Location

US-SC-Aiken

ID

2026-4887

Category

Electrical Engineer

Position Type

Regular Full-Time

Remote

No

Overview

Longenecker & Associates (L&A), a Geosyntec Company, is a trusted partner enabling critical missions across the U.S. Department of Energy (DOE) complex for more than 35 years. We contribute to DOE's nuclear security and environmental remediation enterprise by providing the highest-caliber staff and experts. We are seeking a motivated Principal Engineer - I&C to contribute to our mission supporting our work at Savannah River Nuclear Solutions in Aiken, SC.

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well-being programs to support you and your family.

To Learn More Visit: http://www.geosyntec.com/careers/.

Essential Duties and Responsibilities

Provide design engineering staff augmentation support to SRNS.

• Primary responsibilities include engineering analysis, walkdowns, design development and generation of design output documents including but not limited to: P&IDs; Control Logics; Loop Diagrams; Instrument Indices; Setpoint Lists; Instrument and Control Valve Specifications; DCS and PLC Design; Instrument Location and Installation Design; Panel Layouts; and Vendor Document Review.
• Engineering services shall be provided using SRNS processes and procedures.
• Programmatic guidance will be provided by SRNS

Education and Licensure

• Ph.D. degree in applicable science or engineering discipline and 5+ years' experience. OR
• A MS with 8+ years' experience. OR
• A BS with 10+ years' experience or more.
• BS Degree in one of the following disciplines: Mechanical Engineering, Electrical Engineering, Chemical Engineering, Nuclear Engineering, I&C Engineering, or current registration as a Professional Engineer in one of the above disciplines.

Skills, Experience and Qualifications

Required Skills, Experience, and Qualifications

• Candidate must demonstrate ten (10) years of direct I&C design experience (within the last 15 years) in the nuclear or process chemical industry.
• Candidate must demonstrate design experience with process control instrumentation, PLCs and distributed control systems.
• Proficiency in using MicroStation 2D Computer Aided Drafting and Design (CADD) software is required.
• Candidate must be able to perform weekly field walk downs of the job site for the engineering work being performed. These walk downs may involve construction sites with uneven surfaces and work in progress, walking for distances of over half a mile, climbing ladders to access remote areas, and dressing out in protective clothing.
• Due to federal contract security requirements, candidates must be able to successfully pass a federal background investigation to secure and maintain DOE Q security clearance if required.
• Due to federal contract security requirements, this position requires U.S. Citizenship.
• Successful candidates will be able to perform the essential functions of the job with reasonable accommodation. This job posting reflects management's assignment of essential functions and the descriptions listed do not restrict management's right to assign or reassign duties and responsibilities to this job at any time.
• Health & Safety training, medical monitoring, and client-driven drug and background testing.
• Please note that marijuana remains a Schedule III controlled substance under Federal Law. Federal contractors must follow Federal drug-free workplace rules, which prohibit marijuana use, even if medical or recreational use is permitted under State Law.

Preferred Qualifications and Location Details

• Candidates who have possessed an active DOE clearance (L or Q) within the past two (2) years are preferred.
• Duration of the Contract: (1) year with the option to extend for (2) additional (1) year option years.
• Anticipated Work Schedule: Mon- Thurs 6:45am-5:15pm EST
• Projects Supported: Supported Area will be determined as needed.
• Onsite or Remote? 100% onsite. Local candidates or willing to relocate at the candidate's expense.

As an L&A employee, you will be eligible for a competitive salary as well as a comprehensive benefits package including healthcare (medical and dental), 401K plan, and paid time off. We believe in investing in our employees beyond compensation and as an L&A employee, you will have access to in-house training, career pathing, mentoring, award programs, tuition reimbursement and much more.

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