1,035 Results for

Mechanical Engineering Jobs in Security Services, TX

Jobs

Mechanical Facilities Engineer III Merrick & Company

San Antonio, Texas

Full time

OVERVIEW: Merrick & Company’s High Performance Facilities (HPF) team is seeking an experienced Mechanical Facilities Engineer to support the design and delivery of HVAC and plumbing systems for a wide range of national defense projects in our San Antonio, TX office. The Mechanical Facilities Engineer III will serve as a key member of a multidisciplinary team, contributing to the delivery of coordinated design packages including drawings, specifications, and calculations.

14 days ago

Mechanical Technician III Ash Grove Cement Company

New Braunfels, TX

Full time

Job ID: 529380 Ash Grove family of companies, including Ash Grove Cement Company, Ash Grove South Texas, LLC, Sapphire Americas LLC, Oldcastle Cement Holdings, Houston Cement Company, and Suwanee American Cement Company, is one of North America's leading cement manufacturers, with a legacy of innovation and excellence dating back to 1882. Ability to repair and rebuild plant equipment with little or no supervision viz fans, blowers, pumps, elevators, crusher, clinker cooler, kiln, compressors, reclaimers, ball mills, vertical roller mills, air slides, gates, valves, coal mills, rail and truck loading equipment, air separators, FK pumps, air cannons, etc.

9 days ago

Field Engineer, Mechanical VoltaGrid LLC

San Antonio, TX

Acting as the senior engineering authority on-site, this role ensures reliable plant operations, maintains equipment integrity, supports customer requirements, and drives continuous improvement initiatives focused on safety, uptime, and operational excellence. The Plant Engineer serves as the primary technical liaison between VoltaGrid, plant personnel, and the customer while providing leadership in troubleshooting, reliability improvement, maintenance optimization, and regulatory compliance.

30+ days ago

Mechanical Project Manager Gpac

San Antonio, TX

100000–150000
Quick Apply

GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. I'm partnering with one of the fastest-growing mechanical construction, engineering, and building automation organizations in the country, and we're hiring 80+ professionals across multiple states!

30+ days ago

Senior Mechanical Facilities Engineer Merrick & Company

San Antonio, Texas

Full time

OVERVIEW: Merrick & Company’s High Performance Facilities (HPF) team is seeking an experienced Senior Mechanical Facilities Engineer to support the design and delivery of HVAC and plumbing systems for a wide range of national defense projects in our San Antonio, TX office . The Senior Mechanical Facilities Engineer will serve as a senior member of a multidisciplinary team, providing technical guidance and mentoring junior staff to ensure coordinated, high-quality, and constructible deliverables.

14 days ago

Freelance Mechanical CAD&Simulation Engineer - AI Trainer Mindrift

San Antonio, TX

Remote

Quick Apply

Help train and evaluate AI agents that work inside a real CAD environment on long engineering tasks, work that would take an expert 10–15 hours. Apply your expertise to real-world technology projects while gaining experience building high-quality solutions for a global platform.

4 days ago

Traveling Project Manager - National Mechanical Construction Gpac

San Antonio, TX

80000–120000
Quick Apply

GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. These projects include high-tech facilities such as data centers, healthcare, industrial, and manufacturing builds — where the mechanical scope can range into the hundreds of millions.

24 days ago

Mechanical Inspector Foster CM Group, Inc

San Antonio, TX

Quick Apply

The Mechanical Inspector will be acting as an Owner's Representative responsible for field inspection of all mechanical systems, including but not limited to, HVAC, hydronic piping, building automation systems, chiller, boilers, air handling units, plumbing systems, and fire suppression systems during construction. This role may involve reviewing engineering plans, inspecting installations, witness testing equipment and verifying the contractors deliver high-quality work.

29 days ago

Senior Mechanical Engineer Luxus

San Antonio, TX

Quick Apply

Mechanical Engineering, HVAC Design, Building Systems, PE License, Healthcare Engineering, Mission Critical Design, Plumbing Systems, Revit MEP, Commercial Engineering, Higher Education Facilities, Mechanical Systems, Sustainable Design, Technical Leadership, Design-Build, Construction Documents, Engineering Consulting, ASHRAE, IMC, IBC, San Antonio Engineering Jobs. Through its Integrated Design & Advisory (IDA) division, the firm integrates architecture, engineering, federal planning, and strategic advisory services to execute complex projects across healthcare, aviation, mission critical, transportation, higher education, defense, and industrial sectors.

Today

Commissioning and Startup Engineer (Electrical or Mechanical) Kiewit Corp

San Antonio, TX

Working closely with construction, engineering, vendors, operations, and commissioning leadership, you will help develop and execute commissioning strategies, support system walkdowns, troubleshoot technical issues, and ensure systems are tested, documented, and turned over safely and effectively. We offer our fulltime staff employees a comprehensive benefits package that's among the best in our industry, including top-tier medical, dental and vision plans covering eligible employees and dependents, voluntary wellness and employee assistance programs, life insurance, disability, retirement plans with matching, and generous paid time off.

7 days ago

Commissioning And Startup Engineer (Electrical Or Mechanical) Kiewit

San Antonio, TX

6 days ago

Mechanical Technician III Americas Cement Central

New Braunfels, TX

Ability to repair and rebuild plant equipment with little or no supervision viz fans, blowers, pumps, elevators, crusher, clinker cooler, kiln, compressors, reclaimers, ball mills, vertical roller mills, air slides, gates, valves, coal mills, rail and truck loading equipment, air separators, FK pumps, air cannons, etc. Ash Grove family of companies, including Ash Grove Cement Company, Ash Grove South Texas, LLC, Sapphire Americas LLC, Oldcastle Cement Holdings, Houston Cement Company, and Suwanee American Cement Company, is one of North America’s leading cement manufacturers, with a legacy of innovation and excellence dating back to 1882.

9 days ago

Freelance Mechanical Cad&Simulation Engineer - AI Trainer Mindrift

San Antonio, TX

Remote

3 days ago

Mechanical Intern-SA HDR Inc

San Antonio, TX

United States-Texas-San Antonio'',''United States-Texas-San Antonio'','''','''','''','''','''','''','''','''',''Building Engineering'',''Building Engineering'',''Full-time'',''Full-time'',''Temporary'',''Temporary'','''','''',''Building Mechanical'',''Building Mechanical'',''Sep 4, 2026'',''Sep 4, 2026'',''false'',''790690'',''790690'',''true'',''790690'',''false'',''Submission for the position: Mechanical Intern-SA - (Job Number: 195832)'',''false'',''790690'',''false'',''true''. Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute.

30+ days ago

Mechanical Site Engineer Buzzi Unicem USA Inc.

San Antonio, TX

The position works closely with Project Management, Engineering, Construction, Quality, HSE, contractors, equipment suppliers, Operations, and Maintenance to support safe, timely, and high-quality project execution. Work closely with HSE personnel and stop or escalate work where an immediate technical condition presents a significant safety or equipment-integrity concern, in accordance with site requirements.

23 days ago

Freelance Mechanical CFD Engineer - AI Trainer Mindrift

San Antonio, TX

Remote

Apply your expertise to real-world technology projects while gaining experience building high-quality solutions for a global platform. You'll take CAD geometry, set up and run simulations, build verified reference solutions, and write Python checks for the agent's results.

2 days ago

Preconstruction Lead- Mechanical Southland Industries Inc.

Schertz, TX

Full time

Manage the preconstruction effort from project award to construction, including client interface, managing the design team, managing unified workflow, as well as managing the overall budget though the preconstruction process. Candidate ownership can only be established after a bona fide work order is issued by a member of the Southland Industries Talent Acquisition team and the candidate is appropriately submitted through our Applicant Tracking System (ATS).

30+ days ago

Mechanical Intern-Sa HDR, Inc.

San Antonio, TX

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day.

30+ days ago

Mechanical Steam Turbine BASIS NORTH AMERICA INC

San Antonio, TX

Full time

The ideal candidate must have strong hands-on mechanical experience working with steam turbines, including turbine components, bearings, seals, rotors, casings, lubrication systems, seal oil systems, alignment, clearances, and mechanical integrity checks. #Recruitment #SteamTurbine #SteamTurbineMechanic #FieldService #RotatingEquipment #Turbomachinery #MechanicalTechnician #OilAndGas #PowerGeneration #IndustrialMaintenance #Commissioning #Maintenance #EnergyJobs.

30 days ago

Senior Mechanical/Piping Designer AtkinsRealis

San Antonio, TX

$55–$75 / hour

Note to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency. We are seeking a Senior Mechanical/Piping Designer to join our team in Exton, PA, Philadelphia, PA, Houston, TX, San Antonio, TX, Richmond, VA, Winchester, VA, Orange CT, Lauderdale, FL, Melbourne, FL, Tallahassee, FL Or Tampa FL.

30+ days ago

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Mechanical Engineering Jobs in Security Services, TX

Mechanical Facilities Engineer III Merrick & Company

Mechanical Technician III Ash Grove Cement Company

Field Engineer, Mechanical VoltaGrid LLC

Mechanical Project Manager Gpac

Senior Mechanical Facilities Engineer Merrick & Company

Freelance Mechanical CAD&Simulation Engineer - AI Trainer Mindrift

Traveling Project Manager - National Mechanical Construction Gpac

Mechanical Inspector Foster CM Group, Inc

Senior Mechanical Engineer Luxus

Commissioning and Startup Engineer (Electrical or Mechanical) Kiewit Corp

Commissioning And Startup Engineer (Electrical Or Mechanical) Kiewit

Mechanical Technician III Americas Cement Central

Freelance Mechanical Cad&Simulation Engineer - AI Trainer Mindrift

Mechanical Intern-SA HDR Inc

Mechanical Site Engineer Buzzi Unicem USA Inc.

Freelance Mechanical CFD Engineer - AI Trainer Mindrift

Preconstruction Lead- Mechanical Southland Industries Inc.

Mechanical Intern-Sa HDR, Inc.

Mechanical Steam Turbine BASIS NORTH AMERICA INC

Senior Mechanical/Piping Designer AtkinsRealis

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