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Harold L. Yoh, III
Kathleen King
Lisa Ann Cooney
Sankara Viswanathan
Daniel Ross
Mike Yoh
BG (Ret) John J. McGuiness
Doug Magee
John McCormick
Emmett McGrath
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Senior Mechanical Engineer
Director, Compliance & Training / Ethics Officer
Senior Director of Client Services
Contracts Administrator
Deputy Program Manager
QC, Training Coordinator
Production Operator
Head Chef
Test Range, Supervisor
Recruitment Process Outsourcing
Senior Plans Analyst, Plans & Operations
Quality Engineer Intern – Medium Caliber and Direct Fire Business Units
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Who We Are
Company Profile
Our Vision
Values
Safety
Integrity
Code of Ethics
Ethics & Compliance Governance
No Retaliation Policy
Anti-Corruption Policies
Ethics Audits
Letter from CEO
Risk Assessment
Inquiry and Reporting Mechanisms
Awareness Training
Communication Plan
Diversity
Success
Leadership
Harold L. Yoh, III
Kathleen King
Lisa Ann Cooney
Sankara Viswanathan
Daniel Ross
Mike Yoh
BG (Ret) John J. McGuiness
Doug Magee
John McCormick
Emmett McGrath
Locations
Sustainability
News
Press Release Archive
Media Coverage Archive
Suppliers
History
D&Z Gives Back
What We Do
Maintenance and Construction
Nuclear
Maintenance & Modifications
Projects & Construction
Valves
Welding Services
Scaffolding
Radiological Protection
Success Stories
Record Diesel Generator Rebuild Project
Bridge Crane Installation Project
Fossil
Maintenance & Modifications
Projects & Construction
Welding Services
Valves
Scaffolding
Success Stories
D&Z Excels on Large Boiler Project
One Year Later: Partnership Continues to Grow Stronger
L-83 Boilermakers shine on Jeffrey Energy Center outages
Overcoming Accelerated Schedules & Unexpected Challenges
Chemical
Industrial
Solar
Engineering
Munitions
Direct Fire Munitions
Indirect Fire Munitions
Warheads
Close Combat Munitions
Demilitarization of Conventional Munitions
Munition Facilities & Coproduction
Fuzing and Precision Products
Area Denial
Munitions Suppliers
Government Services
Architecture / Engineering
Architecture
Engineering
Engineering & Sustainability Services
Commissioning
Construction Contract Administration
Operations & Maintenance
Facility Management & Operations (M&O)
Explosive Ordnance Storage & Disposal
International Logistics
Maintenance, Repair & Overhaul Services
Integrated Security
Installation Security
Mobile Security
Technical Security
Working Dog Solutions
Workforce & Staffing
Success Stories
Design of Top U.S. Law Enforcement and National Security Training Complex
Firing Range Program (CONUS & OCONUS)
Integrated Security for One of the Largest U.S. Embassies in the World
Ordnance Operations, Management & Operations (M&O) and Security for Largest Global R3 Demilitarization Complex
Cleared IT Support for Critical Infrastructure Communications to Unites States Navy & Marine Corps
Secured Renewed U.S. Diplomatic Presence in High Threat Region of Africa
Recruiting & Workforce Solutions
Yoh.com
Get Hired
Get Talent
DZConneX.com
Careers
Why Work at D&Z
How We Hire
Our People
Director of Operations
Director, Talent Sourcing & Recruiting
Senior Manager, Client Services
Senior Mechanical Engineer
Director, Compliance & Training / Ethics Officer
Senior Director of Client Services
Contracts Administrator
Deputy Program Manager
QC, Training Coordinator
Production Operator
Head Chef
Test Range, Supervisor
Recruitment Process Outsourcing
Senior Plans Analyst, Plans & Operations
Quality Engineer Intern – Medium Caliber and Direct Fire Business Units
Diversity & Inclusion
Veteran's Resources
Our Values
Success Stories
Join Us
Professional Opportunities
Architecture & Engineering Opportunities
Defense & Security Opportunities
Contract Staffing Opportunities
Open Shop Opportunities
Union Opportunities
Process & Industrial: Power & Energy
Sep 29, 2021 12:28:45 PM
D&Z Project for International Hydrocarbon Recycling Company Provides Management and Engineering Success
Day & Zimmermann’s (D&Z) Process & Industrial (P&I) Engineering Group provided overall project management services, as well as ...
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May 7, 2021 2:13:45 PM
Electrical Heat Tracing: Lessons Learned From Extreme Weather Events Such as the Recent Freeze in Texas
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Mar 22, 2021 1:00:00 PM
Why Reducing Emissions is Good for the Bottom Line
There is widespread awareness and a growing sense of urgency for the need to reduce fossil-fuel emissions and slow the effects of climate change.
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