Mammoth Freighters Visa Sponsorship USA
Mammoth Freighters operates in the Consulting and Professional Services sector and has a track record of sponsoring permanent residency pathways for qualified candidates. While not among the highest-volume sponsors, the company has demonstrated a consistent commitment to Green Card sponsorship, making it a viable target for internationally mobile professionals in the right roles.
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Who We Are
Mammoth Freighters is a fast-growing aerospace innovator, who is redefining the future of widebody air cargo. We design, develop, and convert Boeing 777 passenger aircraft into some of the most productive, fuel-efficient long-range freighters in the world.
If you’re passionate about aviation, thrive in a dynamic, mission-driven environment, and want to contribute to solutions that matter to global logistics and commerce, Mammoth is where your career can take flight.
Job Overview
Mammoth Freighters is seeking a Certification Engineer to join our growing team. This Certification Engineer will work closely with the Director of Certification, Engineering, Program Management, and FAA Designated Engineering Representatives (DERs) to support certification activities related to major STC modifications, ensuring design and substantiating data meet the requirements of the FAA and foreign authorities.
This full-time position is offered either remote or onsite in Fort Worth, Texas. The ability to travel periodically for assignments is required. The position is open to junior- or senior-level applicants. The successful candidate will enjoy problem-solving and investigation of issues to produce innovative, forward-thinking solutions.
Job Responsibilities
- Define and coordinate certification requirements internally and externally throughout all phases of projects.
- Provide subject matter expert guidance to engineering teams in relation to certification aspects.
- Contribute to cross-functional teams in the resolution of technical issues.
- Prepare and maintain high-level certification project documents.
- Prepare and maintain certain compliance documents.
- Perform reviews of compliance documents to ensure compliance is demonstrated.
- Support certification testing as required at the component level, system level, and on-aircraft.
- Manage, track, and report on the status of certification activities for projects.
- Provide input and updates of certification activities to program management for milestone schedules.
Job Qualifications
- Bachelor's degree in aerospace engineering, mechanical engineering or related field and/or equivalent education and experience.
- At least 3 years of experience working on aerospace certification projects, including significant, major STC modifications.
- Working knowledge of 14 CFR Parts 21, 25, and 26 as well as FAA orders, policy, and advisory materials.
- Strong technical writing skills including experience in authoring letters, certification plans, test plans/reports, analysis, manuals, technical presentations, among other technical documents.
- Direct experience in working with the FAA, FAA designees, ODAs, and foreign authorities is desired.
- Specialist knowledge of at least one of the following is desired:
- Mechanical Systems
- Powerplant/Fuel
- Electrical Systems/Avionics
- Working knowledge of industry standards such as SAE ARP4754, RTCA DO-160, DO-178, and DO-254 is desired.
- Strong interpersonal skills, excellent oral/written communication skills, and a cooperative attitude.
- Ability to manage multiple responsibilities/tasks and adapt to new and changing priorities.
- Microsoft Office 365 and SharePoint proficiency.
- Existing and former FAA DERs are encouraged to apply.
Job Type: Full-time
Benefits:
- 401(k)
- 401(k) matching
- Dental insurance
- Employee assistance program
- Flexible spending account
- Health insurance
- Health savings account
- Life insurance
- Paid time off
- Vision insurance
Schedule:
- Monday to Friday
Education:
- Bachelor's (Required)
Work Location: In person

Who We Are
Mammoth Freighters is a fast-growing aerospace innovator, who is redefining the future of widebody air cargo. We design, develop, and convert Boeing 777 passenger aircraft into some of the most productive, fuel-efficient long-range freighters in the world.
If you’re passionate about aviation, thrive in a dynamic, mission-driven environment, and want to contribute to solutions that matter to global logistics and commerce, Mammoth is where your career can take flight.
Job Overview
Mammoth Freighters is seeking a Certification Engineer to join our growing team. This Certification Engineer will work closely with the Director of Certification, Engineering, Program Management, and FAA Designated Engineering Representatives (DERs) to support certification activities related to major STC modifications, ensuring design and substantiating data meet the requirements of the FAA and foreign authorities.
This full-time position is offered either remote or onsite in Fort Worth, Texas. The ability to travel periodically for assignments is required. The position is open to junior- or senior-level applicants. The successful candidate will enjoy problem-solving and investigation of issues to produce innovative, forward-thinking solutions.
Job Responsibilities
- Define and coordinate certification requirements internally and externally throughout all phases of projects.
- Provide subject matter expert guidance to engineering teams in relation to certification aspects.
- Contribute to cross-functional teams in the resolution of technical issues.
- Prepare and maintain high-level certification project documents.
- Prepare and maintain certain compliance documents.
- Perform reviews of compliance documents to ensure compliance is demonstrated.
- Support certification testing as required at the component level, system level, and on-aircraft.
- Manage, track, and report on the status of certification activities for projects.
- Provide input and updates of certification activities to program management for milestone schedules.
Job Qualifications
- Bachelor's degree in aerospace engineering, mechanical engineering or related field and/or equivalent education and experience.
- At least 3 years of experience working on aerospace certification projects, including significant, major STC modifications.
- Working knowledge of 14 CFR Parts 21, 25, and 26 as well as FAA orders, policy, and advisory materials.
- Strong technical writing skills including experience in authoring letters, certification plans, test plans/reports, analysis, manuals, technical presentations, among other technical documents.
- Direct experience in working with the FAA, FAA designees, ODAs, and foreign authorities is desired.
- Specialist knowledge of at least one of the following is desired:
- Mechanical Systems
- Powerplant/Fuel
- Electrical Systems/Avionics
- Working knowledge of industry standards such as SAE ARP4754, RTCA DO-160, DO-178, and DO-254 is desired.
- Strong interpersonal skills, excellent oral/written communication skills, and a cooperative attitude.
- Ability to manage multiple responsibilities/tasks and adapt to new and changing priorities.
- Microsoft Office 365 and SharePoint proficiency.
- Existing and former FAA DERs are encouraged to apply.
Job Type: Full-time
Benefits:
- 401(k)
- 401(k) matching
- Dental insurance
- Employee assistance program
- Flexible spending account
- Health insurance
- Health savings account
- Life insurance
- Paid time off
- Vision insurance
Schedule:
- Monday to Friday
Education:
- Bachelor's (Required)
Work Location: In person
Job Roles at Mammoth Freighters Companies
How to Get Visa Sponsorship in Mammoth Freighters Visa Sponsorship USA
Target roles aligned with EB-2 or EB-3 pathways
Mammoth Freighters has focused its sponsorship on permanent residency rather than temporary work visas. Prioritize roles that require advanced degrees or demonstrate specialized expertise, as these align directly with the visa categories the company has historically supported.
Understand that consulting firms sponsor selectively
In Consulting and Professional Services, sponsorship is typically reserved for candidates who fill a specific skills gap. Position yourself as a specialist with hard-to-replace expertise rather than a generalist, and make that clear in your cover letter and resume.
Leverage your F-1 OPT status as a bridge
Mammoth Freighters has sponsored F-1 OPT candidates before. If you're currently on OPT, apply early and be transparent about your timeline, since consulting firms in this space often plan sponsorship decisions months in advance to manage workload and legal timelines.
Ask about the PERM process during later-stage interviews
Green Card sponsorship through EB-2 or EB-3 typically involves a PERM labor certification, which takes time. Raise sponsorship expectations professionally during the offer stage rather than the first interview, so you're not creating early friction before you've demonstrated your value.
Browse verified sponsorship histories before applying
Not every consulting firm that claims to sponsor actually has a consistent record. Migrate Mate surfaces verified sponsors so you can filter by real sponsorship history, helping you focus your energy on companies like Mammoth Freighters with documented Green Card filings.
Align your application with the company's service focus
Consulting and Professional Services firms sponsor candidates who directly serve client engagements or internal operations at a high level. Research Mammoth Freighters' service lines and frame your background in terms of the client value you bring, not just your technical credentials.
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Get Access To All JobsFrequently Asked Questions
Does Mammoth Freighters sponsor H-1B visas?
Based on available sponsorship data, Mammoth Freighters has not filed H-1B petitions in the recent period reviewed. The company's sponsorship activity has centered on Green Card pathways, specifically EB-2 and EB-3 categories. Candidates who require H-1B sponsorship should clarify this directly with the hiring team before investing significant time in the application process.
What visa types does Mammoth Freighters sponsor?
Mammoth Freighters has sponsored EB-2 and EB-3 Green Cards, as well as F-1 OPT employment authorization. It has also listed TN as a supported visa type, which is available to Canadian and Mexican nationals in qualifying professional roles. Candidates on other visa types, such as H-1B, should confirm current sponsorship availability before applying.
Which roles or departments at Mammoth Freighters are most likely to receive visa sponsorship?
In Consulting and Professional Services firms, sponsorship tends to concentrate in roles requiring specialized domain expertise, whether in operations, logistics consulting, analytics, or client-facing advisory functions. Mammoth Freighters' Green Card filings suggest sponsorship is granted selectively, so candidates in technical or highly specialized positions are generally better positioned than those in generalist roles.
How do I apply to Mammoth Freighters if I need visa sponsorship?
Start by identifying open roles that match your background and the visa categories Mammoth Freighters supports. Migrate Mate lets you filter opportunities by visa type and sponsorship history, so you can confirm eligibility before applying. When you reach the offer stage, raise sponsorship expectations clearly and ask whether the company is prepared to initiate PERM or OPT employment authorization for your specific situation.
How do I know if Mammoth Freighters is still actively sponsoring visas?
Sponsorship activity at smaller consulting firms can shift year to year based on hiring volume and business needs. Mammoth Freighters has a documented history of Green Card sponsorship, but the best way to confirm current activity is to ask directly during the recruitment process. Reviewing recent job postings that explicitly mention visa sponsorship is also a useful signal that the company remains open to international candidates.
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