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Non-Conforming Underwriter

JMAC Lending

Costa Mesa, California, United States Remote permanent

Posted: March 18, 2026

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Quick Summary

We are looking for a Non-Conforming Underwriter to join our team, responsible for reviewing and approving loan applications from businesses in the United States.

Job Description

About JMAC Lending:

With over 25 years of experience, JMAC Lending has established itself as a leader in the industry. We pride ourselves on our innovative products, outstanding service, and unwavering commitment to supporting our partners in growing their businesses. Our culture revolves around surpassing conventional market options, positioning us as the preferred lender for our clients. Our team boasts impressive credentials and participates in ongoing education to blend knowledge with experience seamlessly. Built on a foundation of the highest ethical standards, our company excels in delivering competitive product pricing for wholesale and correspondent lending to our valued clients.

The Opportunity:

This role entails underwriting agency and non-agency loans (including both Manual and AUS), alongside Alternative Doc loans. You'll play a crucial part in evaluating supporting documentation to determine borrowers' creditworthiness and their capacity to fulfill mortgage obligations. This includes reviewing a variety of documents such as credit reports, income and asset documentation, appraisals, collateral reports, and fraud prevention tools, as well as any other necessary paperwork to make informed decisions.

This is a Full-Time/Fully Remote opportunity with working hours from 7:00am-4:00pm PT or 8:00am-5:00pm PT Monday-Friday offering competitive pay ranging from $43.26 to $51.92 hourly plus bonus.

Key Responsibilities:

• Conduct a comprehensive and precise analysis of all loan documents, including the AUS decision report, credit report, various income sources (both complex personal and business returns), assets, preliminary title report, appraisal, purchase agreement, escrow instructions, occupancy verification, as well as performing checks for red flags and potential fraud.
• Underwrite NON-QM, Jumbo, and Fixed Rate Second Mortgage programs.
• Review multiple income types including Full Doc, DSCR, Asset Utilization, Asset Depletion, Bank Statements(Business, Personal, and Co-mingled), P&L, 1099, Foreign National.
• Complete income calculations using both manual and system-based methods for all listed income types.
• Meticulously manage loan files and clear any conditions, demonstrating both attention to detail and a sense of urgency to meet customer needs.
• Accurately log loan data and decisions into our operating system, ensuring precision at every step.
• Review transaction matrices and internal investor overlays to guarantee compliance with all investor guidelines.
• Apply and uphold effective fraud detection methods. Proactively request additional information or documentation as needed, and identify risk factors that may affect the quality of the loan file.
• Assist in resolving any pre-funding or post-purchase loan issues by collaborating with the post-closing department to address any outstanding conditions or concerns.
• Communicate loan decisions clearly and professionally via phone or email to foster positive and productive relationships with colleagues and clients.
• Maintain open channels of communication with brokers and sales staff to ensure all inquiries are addressed promptly, showcasing exceptional customer service skills.


Requirements:
• Must have recent underwriting experience with all Conventional loans products for a minimum of 5 years and is current on all updated guidelines, policies, and procedures.

• Current jumbo, non-agency, and alternative document experience for at least 3 years.

• Must be able to multi-task in a fast-paced environment while maintaining a high level of quality.
• Extensive knowledge of all FNMA/FHLMC and investor guidelines.
• Extensive knowledge of complex tax returns including multiple businesses and multiple financed properties.
• Able to multitask within multiple product suites.
• Maintain quality and production standards as set forth by management.
• Strong attention to detail, organization, and communication skills.
• Ability to work independently and adapt to a constantly changing environment
• Communication skills, verbal and written, capable of expressing complex issues and soliciting input from a broad audience.
• Must comply with all BSA/AML requirements as well as any mandatory changes.


Benefits:
• Comprehensive Health Care Plan (including Medical, Dental, & Vision)
• Life Insurance Options (Basic, Voluntary & Accidental Death & Dismemberment)
• Generous Paid Time Off (for Vacation & Holidays)
• Secure Retirement Plan (401k)
• Short-Term & Long-Term Disability Coverage
• Family Leave Benefits
• Access to Wellness Resources

JMAC Lending, Inc. is an Equal Employment Employer. We are committed to workforce diversity. Qualified applicants will receive consideration without regards to age, race, religion, sex, sexual orientation, gender identity or national origin.

DISCLAIMER: JMAC Lending is an evolving company. As such this job description is not necessarily an exhaustive list of all responsibilities, duties, skills, efforts, requirements or working conditions associated with the job. While this is intended to be an accurate reflection of the current job, management reserves the right to revise the job or to require that other or different tasks be performed as assigned.

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