---
title: 'Principal Human Factors Engineer at Monterey Technologies Inc'
canonical: 'https://feeny.ai/job/principal-human-factors-engineer-monterey-technologies-inc-st-louis-1qd9djx08p72'
type: 'job'
last_seen: '2026-09-13'
---

# Principal Human Factors Engineer at Monterey Technologies Inc

- **Company:** Monterey Technologies Inc
- **Location:** St Louis, MO
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-04-22
- **Last confirmed live:** 2026-09-13
- **Apply:** https://jobs.lever.co/mti-inc/bc05bd53-d88c-400e-b8c3-d70d98d49a61

## Job description

## WE ARE:

Monterey Technologies, Inc. applies human-centered systems engineering to the design and development of complex, critical systems. Our human modeling approach helps our clients deliver improved human and system performance at lower life cycle costs. Our human-centered approach to problem-solving ensures that we understand the human dimension before recommending technology solutions.

Security Clearance Required

- Due to federal contract requirements, applicants must be U.S. persons and eligible for a U/S. security clearance

Your Responsibilities:

- Understand overarching project and program technical direction, develop a comprehensive human factors program, and coordinate a team to achieve overall project success.
- Ensure compliance with human factors standards and best practices while championing the development of usable and mission-effective systems develop a usable and mission-effective systems.
- Lead and oversee diverse technical work such as requirements discovery, compliance, workflow and task analyses, user events, and usability studies, etc.
- Cultivate a collaborative and user-centric culture within the team, fostering a relentless commitment to knowledge sharing, skill development, and the pursuit of user satisfaction.
- Technical lead on proposals and capture efforts.
- Work independently on complex tasks, lead cross-functional teams, collaborate with peers, and mentor junior and mid-level team members.
- Lead and oversee documentation efforts such as Human Engineering Design Approach Documents (HEDADs), Critical Task Analysis (CTA) reports, project briefings, test results, etc.
- Choose, develop, apply, and oversee the application of appropriate tools and standards. Ensure team compliance with human factors standards and best practices.
- Interface with the prime contractor, other teammates, and the government customer to provide human factors expertise.
- Provide human factors design, development, analysis, and evaluation for all aspects of the system across the lifecycle

Your Experience:

- A bachelor’s degree in Human Factors Engineering, Industrial Engineering, Psychology, or a related field.
- An advanced degree (master’s or PhD) in a related field is preferred.
- A minimum of 10 years of relevant work experience is generally required.
- A distinguished record of leadership, marked by the mentorship of junior, mid-level, and senior engineers.
- Comprehensive and advanced knowledge of HF principles, tools, techniques, and standards.
- A comprehensive understanding of the system engineering lifecycle, and especially HSI considerations.
- Exceptional verbal and written communication skills, with the ability to convey complex human factors findings and recommendations articulately to a wide range of audiences.

Your Benefits:

- Flexible Work environment
- Generous 401(k) plan
- Paid vacation and sick leave
- Competitive salary commensurate with education, background, and experience
- Health, Vision, Dental, Short and Long Term insurance benefits
- Pet-Care Insurance
- Cancer Insurance
- Hospital Indemnity Insurance
- Basic Life Insurance
- Legal Insurance
- Cricitcal Illness Insurance

Notice: Don’t meet every single requirement?  That’s ok!

At MTI we are dedicated to building an authentic workplace, so if you’re excited about this role but your past experience doesn’t align perfectly with every qualification in the job description, we encourage you to apply anyway. You may be just the right candidate for this or other roles.

MTI is an equal opportunity employer. Applicants will receive consideration for employment without regard to age, sex, race, color, religion, national origin, genetics, disability, marital status, sexual orientation, veteran status or any other protected characteristic required by applicable law. All selected candidates will be required to submit to a pre-employment background check.

## About Monterey Technologies Inc

## Company Overview
- **One-liner**: Monterey Technologies Inc applies human-centered systems engineering to design and develop complex, mission-critical systems for defense and government clients.
- **Entity Type**: Private (no public funding disclosed)
- **Headquarters**: Monterey, California, USA (inferred from company name and domain)
- **Founded**: Not publicly available (operating since at least 1999, based on project history with the Royal Australian Air Force)
- **Founders**: Not publicly available

## Core Business
- Primary industry/industries: Defense, aerospace, government services, human factors engineering, systems engineering
- Target customers: B2G – U.S. Department of Defense, allied militaries (e.g., Royal Australian Air Force), and other government agencies with “no-fail missions”
- Mission or purpose statement: “Building user-centered technology for the modern warfighter” and “user-centered solutions for no-fail missions” [montereytechnologies.com](https://montereytechnologies.com/about-us/mission-vision-values)

## Products & Services
For each major offering:
- **Human Factors Engineering (HFE)**: Design and analysis of human interaction with complex systems to maximize operational mission performance.
- **Model-Based Systems Engineering (MBSE)**: User-centered MBSE with traceability among requirements, structure, and behavior; agile, cross-functional approach incorporating digital engineering.
- **User Experience (UX)**: Research, design, and development of intuitive interfaces; includes a Lean User Experience Center of Excellence (LUXCE) for enterprise-scale efforts.
- **Mission Planning (ViPER suite)**: Visualization, Planning, Execution, and Review software for multi-asset, collaborative mission planning (containerized architecture).
- **Human-Systems Integration (HSI)**: Holistic integration of manpower, personnel, training, safety, health, habitability, survivability, and human factors engineering to optimize total system performance and cost.

## Market Standing
- **Valuation/Market Cap**: Not disclosed
- **Key Metric**: Long-standing contracts (e.g., supporting the Royal Australian Air Force Wedgetail AEW&C program since 1999) [montereytechnologies.com](https://montereytechnologies.com/)
- **Notable Investors/Partners**: Not applicable (private, no external funding rounds identified)
- **Growth Signals**: Active hiring for senior roles (Principal Human Factors Engineer, Sr. Human Factors Engineer, Sr. Systems Engineer MBSE); offers both remote and on-site positions; emphasizes flexible work and growth [jobs.lever.co/mti-inc](https://jobs.lever.co/mti-inc)

## Competitive Advantages
- Decades of specialized experience in human-centered engineering for defense and government clients
- Proprietary ViPER mission planning software suite
- Holistic Human-Systems Integration (HSI) approach that treats human factors as integral to systems engineering
- Trusted partner for “no-fail missions” with a track record of long-term allied nation contracts

## Strategic Focus
- Continue delivering user-centered engineering for complex, critical systems
- Expand Model-Based Systems Engineering (MBSE) and digital engineering capabilities
- Support allied nations and broaden relationships within the U.S. Department of Defense
- Attract and retain top talent through flexible work, competitive benefits, and mission-driven culture

## Why Work Here
- Direct impact on national security and the safety of warfighters, pilots, and nuclear power plant operators
- Flexible work schedules and remote opportunities (many roles are fully remote)
- Competitive benefits: health, dental, vision insurance; 401(k) with 3% company contributions + 4% match; life and long/short-term disability insurance; PTO and floating holidays
- Diverse, inclusive, and authentic workplace; proud supporter of veterans
- Continuous learning, mentorship, and a collaborative environment where ideas are valued
- “Technology should adapt to the user, not the other way around” – strong user-centered design philosophy

## Sources
1. [Monterey Technologies Home Page](https://montereytechnologies.com/)
2. [Monterey Technologies Careers – Current Openings (Lever)](https://jobs.lever.co/mti-inc)
3. [Monterey Technologies Culture & Benefits](https://montereytechnologies.com/careers/company-culture-benefits)
4. [Monterey Technologies Mission, Vision, and Values](https://montereytechnologies.com/about-us/mission-vision-values)

## Other roles at Monterey Technologies Inc

- [Sr. Human Factors Engineer](https://feeny.ai/job/sr-human-factors-engineer-monterey-technologies-inc-remote-vkadnkryqwx0)
- [Sr. Systems Engineer (MBSE)](https://feeny.ai/job/sr-systems-engineer-mbse-monterey-technologies-inc-san-diego-k5vx8g50krmw) — San Diego, CA