NewDiesel Technician/Mechanic II Penske Truck RentalDiesel Technician/Mechanic IICOBURG, ORWillingness to travel as necessary within the district (customers’ yards, close geographical area and training sites), work the required schedule, work at the specific location required, complete Penske employment application, submit to a background screening (to include criminal checks, past employment and education) and pass a drug screening. Penske Truck Leasing/Transportation Solutions is a premier global transportation provider that delivers essential and innovative transportation, logistics and technology services to help companies and people move forward.
NewDiesel Technician/Mechanic III - Entry Level Penske Truck RentalDiesel Technician/Mechanic III - Entry LevelREDMOND, ORWillingness to work the required schedule, work at the specific location required, complete Penske employment application, submit to a background screening (to include criminal checks, past employment and education), the ability to pass a drug screen and physical as required by the Department of Transportation, and potential travel within a near geography for training are required. • Doing preventative maintenance repairs—like replacing or rotating tires—and completing vehicle component lubrication and replacement, some electrical system repairs, and cooling system maintenance on gas and diesel engine vehicles.
NewMobile Vehicle Mechanic Clean HarborsMobile Vehicle MechanicTualatin, OR$17.97–$47.77 / hourAbility to determine vehicle condition by conducting inspections, scheduled PM's and diagnostic tests; identifying worn and damaged parts & replacement as needed. Please be advised that Artificial Intelligence (AI) tools may be used to support certain stages of the recruitment process but are not used as a replacement for human decision making.
Technician Marten Transport, Ltd.TechnicianWilsonville, OR$25–$38 / hourJoin Our Team, we provide fleet maintenance services that is hands on for Kenworth, Peterbilt, Freightliner, Detroit, & Cummins. Our terminal network is now hiring in multiple locations Diesel/Fleet Mechanics/Technicians.
Mechanic- Diesel Engines - Hermiston, OR Union Pacific CorporationMechanic- Diesel Engines - Hermiston, ORHermiston, ORFull timePossess at least 4 years of education or work experience as a mechanic repairing trucks, ships, farm equipment, airplanes, trains, automobiles, or diesels; alternatively, hold a current journeyman's mechanical card. Visual and Auditory Perception: Able to detect and interpret various visual color signals and displays, identify the speed of moving objects at different distances (near or far), and respond quickly to sounds.
Diesel Mechanic Penske CorporationDiesel MechanicPortland, ORAccurately diagnose malfunctions and perform the necessary repairs for them including but not limited to repairing engine failures; repairing mechanical and electrical systems malfunctions; replacing parts and components as required. We offer a premium selection of new Freightliner and Western Star commercial vehicles, a large selection of previously owned commercial trucks, and a full suite of parts, maintenance, and repair services.
Senior Diesel Mechanic - $8,000 Sign On Bonus, Boot & Tool Allowance 401(k) Match! Waste Management IncSenior Diesel Mechanic - $8,000 Sign On Bonus, Boot & Tool Allowance 401(k) Match!OR$35–$44 / hourRequired to be exposed to physical occupational risks (such as cuts, burns, exposure to toxic chemicals, etc.) often; Required to be exposed to physical environment which involves dirt, odors, noise, weather extremes or similar elements often; This job operates in both inside garage, shop or gas plant conditions as well as in outside conditions that include inclement weather, heat and humidity. WM has the largest disposal network and collection fleet in North America, is the largest recycler of post‑consumer materials and is a leader in beneficial use of landfill gas, with a growing network of renewable natural gas plants and the most landfill gas‑to‑electricity plants in North America.
NewMobile Diesel Mechanic/Technician (2064) Kooner Fleet Management SolutionsMobile Diesel Mechanic/Technician (2064)Portland, ORWith nearly a decade of industry experience, Kooner FMS helps fleets reduce downtime , extend vehicle life, and simplify operations through proactive maintenance programs and advanced technology . Geared up with your own, fully equipped company service truck , top-tier tools, and a supportive team that values your skill, drive and dedication , you’ll tackle new challenges every day and take pride in delivering safe, reliable and efficient service that keeps America moving.
Diesel Mechanic/Ag Techs GpacDiesel Mechanic/Ag TechsRoseburg, OR50000–80000GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. If you would like to learn more about this or other Agricultural opportunities, contact Carolyn Milligan with Gpac at 605-401-6344 or carolyn.milligan@gogpac.com .
NewDiesel Mechanic Entry Level Trainee RyderDiesel Mechanic Entry Level TraineeTIGARD, OregonFull timeWash and detail vehicles manually or using automated equipment; fuel diesel, natural gas, and hybrid vehicles properly while adhering to all shop safety policies and procedures; record fuel activity and maintain proper fuel and DEF inventories and reconciliation; this includes using hand held devices to properly identify customer and required services. Perform multi-point inspection on inbound units as required by company policies and procedures; this includes checking vehicle tire pressure and thread, fluid levels, lights, washing vehicle windows, changing tires, inspecting refrigeration units on trucks, and reporting service or driver issues to shop.
Mobile Diesel Mechanic / Field Diesel Technician Albany, OR Gordon Truck Centers, Inc.Mobile Diesel Mechanic / Field Diesel Technician Albany, ORAlbany, OR$20–$50 / hourHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus and Freightliner of Hawaii. With the help of a team and leadership you can rely on as well as training to build your skillset, we'll coach and encourage you every step of the way in well equipped, safe facilities where you're empowered to do what's right - whether you're performing routine maintenance or complete engine overhauls.
Mobile Diesel Mechanic / Field Diesel Technician Hermiston, OR Gordon Truck Centers, Inc.Mobile Diesel Mechanic / Field Diesel Technician Hermiston, ORHermiston, OR$20–$40 / hourAs a Field Service Technician for Gordon Truck Centers / Freightliner Northest (also known as "mobile mechanic"), you can expect to conduct on-road and customer on-site maintenance services by troubleshooting, diagnosing, and performing preventative and corrective maintenance on heavy duty equipment. With the help of a team and leadership you can rely on as well as training to build your skillset, we'll coach and encourage you every step of the way in well equipped, safe facilities where you're empowered to do what's right - whether you're performing routine maintenance or complete engine overhauls.
NewMobile Diesel Mechanic II, $2500 New Hire Bonus CoxMobile Diesel Mechanic II, $2500 New Hire BonusPortland, OR$26.73–$40.10 / hourDiagnose, adjust, and repair various types of truck equipment including, but not limited to the following: Electrical/Brake/Cooling Systems, Starters/Alternators, Air conditioning systems, Fan clutches, Engine electronics, Diesel steering systems, Engines (gas and diesel), Transmissions (manual and automatic), Clutches, Differentials, etc. Perform minor adjustment and repairs on various types of truck equipment including, but not limited to the following: Electrical/Brake/Cooling Systems, Starters/Alternators, Fan clutches, Engine electronics, Diesel steering systems, Engines (gas and diesel), Transmissions (manual and automatic), Clutches, Differentials, etc.
NewDiesel Mechanic RyderDiesel MechanicTIGARD, OregonFull timeDemonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including: Routine preventative maintenance, which should include oil changes, brake and tire work, required. Important Note: Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.
Mobile Diesel Mechanic / Field Diesel Technician - Hermiston, OR Freightliner NorthwestMobile Diesel Mechanic / Field Diesel Technician - Hermiston, ORHermiston, Oregon$20–$40 / hourFull timeResponsibilities: As a Field Service Technician for Gordon Truck Centers / Freightliner Northest (also known as “mobile mechanic”), you can expect to conduct on-road and customer on-site maintenance services by troubleshooting, diagnosing, and performing preventative and corrective maintenance on heavy duty equipment. With the help of a team and leadership you can rely on as well as training to build your skillset, we’ll coach and encourage you every step of the way in well equipped, safe facilities where you’re empowered to do what’s right - whether you’re performing routine maintenance or complete engine overhauls.
Mobile Diesel Mechanic / Field Diesel Technician - Albany, OR Freightliner NorthwestMobile Diesel Mechanic / Field Diesel Technician - Albany, ORAlbany, Oregon$20–$50 / hourFull timeHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus and Freightliner of Hawaii. With the help of a team and leadership you can rely on as well as training to build your skillset, we’ll coach and encourage you every step of the way in well equipped, safe facilities where you’re empowered to do what’s right - whether you’re performing routine maintenance or complete engine overhauls.
NewDiesel Mechanic Let's WorkDiesel MechanicPortland, OR$30–$40 / hourA well-established waste and recycling company in the Milwaukie area is hiring an experienced Diesel Mechanic to support a fleet of garbage trucks and heavy equipment. Qualifications 2+ years of diesel mechanic experience (heavy trucks or equipment preferred).
NewField Diesel Mechanic - CES American Rental AssociationField Diesel Mechanic - CESSalem, ORAs a Field Diesel Mechanic - Customer Equipment Solutions (Service Tech IV - Field Service - CES), you'll use your skills to perform maintenance and repairs of complex equipment on customer owned equipment with limited or no supervision in a highly skilled, safe, and professional manner. Maintenance and repair of complex mechanical, electrical, hydraulic, and diesel systems on a variety of rental and customer equipment and tools while using a high degree of independent judgment.
Preventative Maintenance Diesel Mechanic- Hood River, OR Waste Connections IncPreventative Maintenance Diesel Mechanic- Hood River, ORHood River, OR$28–$32 / hourThis role heavily focuses on scheduled preventive maintenance inspections and repairs on a diverse fleet of refuse trucks and equipment to ensure safety, reliability, and compliance. This is a stable, long‑term opportunity for entry to mid-level mechanics looking to grow with an industry leader while working in a safety‑focused, team‑driven environment.
Apprentice Diesel Tech-Mechanic TravelCenters of America IncApprentice Diesel Tech-MechanicTroutdale, ORRepairing malfunctioning parts and other mechanical or electrical equipment; Complete repairs safely, effectively and efficiently. For a more comprehensive list of benefits, please visit: https://www.ta-petro.com/careers/working-at-ta-travel-centers .
Apprentice Diesel Tech-Mechanic (Graveyard) TravelCenters of America IncApprentice Diesel Tech-Mechanic (Graveyard)ORRepairing malfunctioning parts and other mechanical or electrical equipment; Complete repairs safely, effectively and efficiently. For a more comprehensive list of benefits, please visit: https://www.ta-petro.com/careers/working-at-ta-travel-centers .
Diesel Mechanic CalPortland Co IncDiesel MechanicPortland, ORPhysical Requirements: climbing, stooping, bending, squatting, twisting, pushing, pulling, frequent lifting of 50 pounds, occasional lifting of 75 to 100 pounds, stretching, driving/sitting, using pneumatic and power tools. The Diesel Mechanic is responsible for safely and properly repairing commercial trucks and various equipment in the repair shop setting and out on road calls.
Diesel Mechanic Waste ConnectionsDiesel MechanicClackamas, OR$37–$39 / hourCompletes required paperwork utilizingfleet maintenance softwareprogram associated with repairing vehicles, documenting parts usage, and accounting for repair times. Kahut Waste Services, a Waste Connections company, is looking for a skilled Diesel Mechanic to work on our truck fleet in Clackamas, Oregon. .
HD Truck Diesel Technician Mechanic Integrity Auto GroupHD Truck Diesel Technician MechanicEugene, ORIf you are passionate about working on Diesel HD Tractor/Trucks and are looking to grow your career in a dynamic and supportive environment, then we want to hear from you! As a Diesel HD Technician Mechanic, you will have the opportunity to work on a variety of Diesel HD vehicles and make a meaningful impact on our customers' lives.
Diesel Tech/Heavy Equipment Mechanic Needed! GpacDiesel Tech/Heavy Equipment Mechanic Needed!Salem, OR25–35GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. As a Diesel Technician , you will play a key role in maintaining and repairing diesel engines in various Trucking/Heavy equipment.
Diesel Mechanic First Student IncDiesel MechanicMcMinnville, OR$27–$28 / hourIn the state of Washington, all technician and driving positions, including but not limited to van drivers and any other position requiring employees to drive a company-owned vehicle, are considered safety-sensitive and are therefore subject to drug and alcohol testing, including cannabis. Diagnose and perform all phases of vehicle maintenance including the repair of brakes and brake inspections, engine tune-ups, suspensions, drive trains, transmission clutches and other repairs.
NewDiesel Mechanic Diesel Mechanic WantedDiesel MechanicPortland, ORResponsibilities: Maintain service schedule for fleet of 15+ trucks and various heavy equipment. Trouble shooting is the job, if you don't know your stuff stay away.
Journeyman Diesel Mechanic Georgia-PacificJourneyman Diesel MechanicToledo, ORFull timeAs a Koch company and a leading manufacturer of bath tissue, paper towels, paper-based packaging, cellulose, specialty fibers, building products and much more, Georgia-Pacific works to meet evolving needs of customers worldwide with quality products. Minimum of five (5) years of experience in preventative and corrective maintenance of large heavy equipment to include front end loaders, man lifts, skid steers, extended boom lifts, forklifts, cranes, and small engines OR 5 years experience as B level auto mechanic .
Diesel Mechanic South Coast Lumber Co IncDiesel MechanicBrookings, ORPart timeRepair or replace defective components including engines, transmissions, brakes, suspension, and fuel systems. Skill Requirements: • Strong knowledge of diesel engines, heavy trucks, trailers, and related systems required.
Load & Haul Mechanic (Diesel Mechanic) US Silica CompanyLoad & Haul Mechanic (Diesel Mechanic)ORWith $1B+ in annual revenue, 26 production facilities, and industry-leading last-mile logistics for the oil & gas sector, we supply high-quality silica, diatomaceous earth, clay, and other materials to industries ranging from energy and construction to food & beverage. Load & Haul Mechanic (Diesel Mechanic) is responsible for the repair and maintenance of the load & haul equipment to ensure production needs are met in a safe, timely, and efficient manner.
Diesel Technician / Mechanic Coburg, OR Gordon Truck Centers, Inc.Diesel Technician / Mechanic Coburg, ORORHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Technician / Mechanic La Grande, OR Gordon Truck Centers, Inc.Diesel Technician / Mechanic La Grande, ORORHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Technician / Mechanic Albany, OR Gordon Truck Centers, Inc.Diesel Technician / Mechanic Albany, ORAlbany, ORHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Technician / Mechanic Redmond, OR Gordon Truck Centers, Inc.Diesel Technician / Mechanic Redmond, ORRedmond, ORHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
NewDiesel Technician / Mechanic Hermiston, OR Gordon Truck Centers, Inc.Diesel Technician / Mechanic Hermiston, ORHermiston, ORHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Technician / Mechanic Medford, OR Gordon Truck Centers, Inc.Diesel Technician / Mechanic Medford, ORMedford, ORHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
NewDiesel Mechanic Depot Connect InternationalDiesel MechanicPortland, OR$24–$41 / hourDemonstrated skill in most of the following areas: The ability to diagnose failures and make repairs on mechanical, electrical or other various systems on a diesel tractor / truck / semi. Discover a career at Depot Connect International (DCI), a global leader in the Tank/ISO Tank Container Services and Tank Trailer Parts industry.
Diesel Mechanic South Coast LumberDiesel MechanicBrookings, OregonRepair or replace defective components including engines, transmissions, brakes, suspension, and fuel systems. Skill Requirements: • Strong knowledge of diesel engines, heavy trucks, trailers, and related systems required.
Diesel Mechanic Rockstar RecruitingDiesel MechanicPortland, OregonOur facility runs 24/7 for emergency services – meaning consistent hours, overtime opportunities, and job stability all year round. Strong skills in diagnostics, repairs, and systems including diesel engines, electrical, and hydraulics.
Heavy Diesel Fleet Mechanic Waste Connections IncHeavy Diesel Fleet MechanicCoos Bay, OR$28–$30 / hourHandles routine repairs, including oil and tire changes along with minor and major repairs from A/C, hydraulics, electrical, welding, engine replacement, transmissions, etc. Ability to work in awkward, tight, or restricted spaces for extended periods of time; Requires the ability to sit, bend, stoop, crouch, kneel, crawl, and be able to get up and down from a supine position.
Diesel Technician / Mechanic - Redmond, OR Freightliner NorthwestDiesel Technician / Mechanic - Redmond, ORRedmond, OregonFull timeHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Technician / Mechanic - La Grande, OR Freightliner NorthwestDiesel Technician / Mechanic - La Grande, ORLa Grande, OregonFull timeHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Technician / Mechanic - Coburg, OR Freightliner NorthwestDiesel Technician / Mechanic - Coburg, ORCoburg, OregonFull timeHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Technician / Mechanic - Albany, OR Freightliner NorthwestDiesel Technician / Mechanic - Albany, ORAlbany, OregonFull timeHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
NewDiesel Technician / Mechanic - Hermiston, OR Freightliner NorthwestDiesel Technician / Mechanic - Hermiston, ORHermiston, OregonFull timeHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.
Diesel Mechanic Southern Cal Transport CoDiesel MechanicBeaverton, ORFull timep>Reser’s is the leading provider of fresh refrigerated deli salads, side dishes, and prepared foods for the supermarket, club store, and food service industries. As one of our five cornerstones, this means that we go all-out to create an environment where people choose a lasting career because Reser’s care about their personal development & safety, and delivers a rewarding work experience.
Diesel Mechanic Lets Work LLCDiesel MechanicMilwaukie, OR$30–$44 / hourA well-established waste and recycling company in the Milwaukie area is hiring an experienced Diesel Mechanic to support a fleet of garbage trucks and heavy equipment. 2+ years of diesel mechanic experience (heavy trucks or equipment preferred).
Diesel Mechanic United Rentals IncDiesel MechanicHermiston, OREvery day, you can improve and challenge yourself, and if you have the desire and ambition, you'll have the potential to work towards higher levels of Service Technician and leadership roles in our Service Department. The actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, location, education, training, experience, skills, and ability.
Field Diesel Mechanic United Rentals IncField Diesel MechanicTigard, OREvery day, you can improve and challenge yourself, and if you have the desire and ambition, you'll have the potential to work towards higher levels of Service Technician and leadership roles in our Service Department. The actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, location, education, training, experience, skills, and ability.
Diesel Technician / Mechanic - Medford, OR Freightliner NorthwestDiesel Technician / Mechanic - Medford, ORMedford, OregonFull timeHelping customers satisfy their transportation needs since 1986, Gordon Truck Centers, Inc. (GTC) is an expanded network of 19 dealerships doing business as Gordon Truck Centers, Freightliner Northwest, Western Star Northwest, TrailerCraft, Western Mountain Bus, and Freightliner of Hawaii. Gordon Truck Centers, Inc. uses the E-Verify program, which confirms employment authorization of all newly hired employees and most existing employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security.