W/WW Sr. Project Engineer – PE is open at Apex Companies in Oklahoma City, OK; Remote; Tulsa, OK. The posting gives no salary; similar roles in the United States advertise a median of $193K. Posted on Aug 18, 2026, and still on Apex Companies’s careers page when we last checked, on Nov 14, 2026.
About the role
as a Sr. Engineer: Plan and administer small decentralized public water systems and waste water systems. Provide leadership in the design of efficient and constructable civil projects. Estimate and budget labor hours for design projects; review job costing reports and take corrective action, as necessary. Establish and maintain client relationships; ensure client satisfaction and ensure that client objectives are…
The opening lines of the posting. The rest is on Apex Companies’s careers page.
Hiring at Apex Companies
Apex Companies has 164 open roles right now, 12 of them remote. Most are in Engineering, Manufacturing & Trades and Operations. The median advertised salary across its roles with a published range is $128K. See all its roles
