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Keystone Engineering
Keystone Engineering
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Houston, TX
Broussard, LA
Eastern, KY
Nassau Bay, TX
Oklahoma City, OK
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Architectural and Civil Drafters
Engineers, All Other
Mechanical Engineers
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Engineering Services
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Surveying and Mapping (except Geophysical) Services
Machine Shops
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Keystone Engineering
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Remote Senior Accountant — Multi-Company Close & Controls
APPLY
Keystone Engineering
Houston, TX
Remote
L5 Senior
October 6th, 2026
Accountants and Auditors
Other Accounting Services
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Process Control Systems Engineer*
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Keystone Engineering
Brooklyn, NY
L5 Senior
October 4th, 2026
Engineers, All Other
Engineering Services
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Subject Matter Expert - Mechanical Engineer
APPLY
Keystone Engineering
Granite Heights, WI
L5 Senior
October 4th, 2026
Mechanical Engineers
Engineering Services
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Onsite Process Control Systems Engineer - DCS & Automation
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Keystone Engineering
Louisiana, MO
L5 Senior
October 3rd, 2026
Quality Control Systems Managers
Engineering Services
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Project Controls Coordinator: Schedule & Cost Management
NEXT STEPS
Keystone Engineering
Broussard, LA
L5 Senior
August 18th, 2026
Project Management Specialists
Other Heavy and Civil Engineering Construction
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Technical Sales Person
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Keystone Engineering
Houston, TX
L5 Senior
September 2nd, 2026
Sales Representatives, Wholesale and Manufacturing, Technical and Scientific Products
Oil and Gas Field Machinery and Equipment Manufacturing
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Electrical Engineer
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Keystone Engineering
Nassau Bay, TX
L5 Senior
October 8th, 2026
Electrical Engineers
Engineering Services
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Electrical Engineer
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Keystone Engineering
Houston, TX
L5 Senior
October 7th, 2026
Electrical Engineers
Engineering Services
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Project Manager
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Keystone Engineering
Wausau, WI
L5 Senior
August 3rd, 2026
Project Management Specialists
Engineering Services
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Process Control Systems Engineer*
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Keystone Engineering
Laplace, LA
L5 Senior
September 11th, 2026
Validation Engineers
Engineering Services
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Onsite Process Control Systems Engineer - DCS & Automation
APPLY
Keystone Engineering
Eastern, KY
L5 Senior
October 3rd, 2026
Quality Control Systems Managers
Engineering Services
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Analyst
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Keystone Engineering
Hamilton, MT
L5 Senior
June 2nd, 2026
Management Analysts
Other Scientific and Technical Consulting Services
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Mechanical Engineer
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Keystone Engineering
Port Sulphur, LA
L5 Senior
October 5th, 2026
Mechanical Engineers
Engineering Services
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Senior Proposal Coordinator - Engineering
APPLY
Keystone Engineering
Houston, TX
L5 Senior
April 24th, 2026
Project Management Specialists
Engineering Services
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Senior Electrical Engineer | Lead Power & Instrumentation
APPLY
Keystone Engineering
Washington, UT
L5 Senior
April 9th, 2026
Electrical Engineers
Engineering Services
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Junior Accountant
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Keystone Engineering
Mandeville, LA
L4 Mid
June 1st, 2026
Bookkeeping, Accounting, and Auditing Clerks
Other Accounting Services
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Senior Mechanical Engineer & Subject Matter Expert
APPLY
Keystone Engineering
Granite Heights, WI
L5 Senior
October 4th, 2026
Mechanical Engineers
Engineering Services
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Senior Civil & Structural Designer - Impactful Design
APPLY
Keystone Engineering
Nassau Bay, TX
L5 Senior
October 5th, 2026
Architectural and Civil Drafters
Engineering Services
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Operations Manager
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Keystone Engineering
Houston, TX
L6 Lead
October 6th, 2026
Architectural and Engineering Managers
Engineering Services
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Project Director
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Keystone Engineering
Houston, TX
L7 Manager
July 15th, 2026
Architectural and Engineering Managers
Engineering Services
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Quality Control Inspector with Calibration experience
APPLY
Keystone Engineering
Houston, TX
L5 Senior
October 6th, 2026
Inspectors, Testers, Sorters, Samplers, and Weighers
Machine Shops
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Mechanical Engineer
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Keystone Engineering
Billings, MT
L5 Senior
July 17th, 2026
Mechanical Engineers
Engineering Services
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Senior Accountant
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Keystone Engineering
Harahan, LA
L5 Senior
October 19th, 2026
Accountants and Auditors
Other Accounting Services
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Senior Electrical Engineer - On-Site Power & Controls Leader
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Keystone Engineering
Port Arthur, TX
L5 Senior
October 20th, 2026
Electrical Engineers
Engineering Services
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Functional Safety Engineer
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Keystone Engineering
North East, MD
L6 Lead
October 29th, 2026
Health and Safety Engineers, Except Mining Safety Engineers and Inspectors
Engineering Services
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Operations Manager
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Keystone Engineering
Denver, CO
L6 Lead
October 29th, 2026
Architectural and Engineering Managers
Engineering Services
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Project Engineer*
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Keystone Engineering
Oklahoma City, OK
L5 Senior
October 29th, 2026
Engineers, All Other
Engineering Services
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Remote Senior Accountant Multi-Company Close & Analytics
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Keystone Engineering
Harahan, LA
Remote
L5 Senior
October 19th, 2026
Accountants and Auditors
Other Accounting Services
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Instrument Engineer*
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Keystone Engineering
Lake Charles, LA
L6 Lead
August 19th, 2026
Engineers, All Other
Engineering Services
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Civil/Structural Designer Design, Field Walkdowns & Impact
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Keystone Engineering
Broussard, LA
L5 Senior
June 20th, 2026
Architectural and Civil Drafters
Engineering Services
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Lead Instrument Engineer
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Keystone Engineering
Houston, TX
L6 Lead
September 9th, 2026
Architectural and Engineering Managers
Engineering Services
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Designer - EI*
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Keystone Engineering
Geismar, LA
L5 Senior
September 22nd, 2026
Architectural and Civil Drafters
Engineering Services
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Designer - C/S
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Keystone Engineering
Houston, TX
L6 Lead
June 30th, 2026
Architectural and Civil Drafters
Engineering Services
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Onsite Project Engineer for Plant Capital Projects
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Keystone Engineering
Donaldsonville, LA
L5 Senior
July 16th, 2026
Engineers, All Other
Engineering Services
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Senior Mechanical Resource Manager - Oil & Gas
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Keystone Engineering
Port Arthur, TX
L6 Lead
October 29th, 2026
Mechanical Engineers
Engineering Services
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Onsite Project Engineer - Capital Projects (Plant)
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Keystone Engineering
Texas City, TX
L5 Senior
July 16th, 2026
Engineers, All Other
Engineering Services
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Designer - EI*
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Keystone Engineering
Oklahoma City, OK
L5 Senior
October 31st, 2026
Architectural and Civil Drafters
Engineering Services
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