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Principal Application Engineer Jobs in Colorado (NOW HIRING)

Principal DevSecOps Engineer

Denver, CO · On-site

$160K - $200K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Principal DevSecOps Engineer Location : Denver, Colorado Compensation: $160,000 - $200,000 + Bonus ... This position requires an engineer to use a wide application of technical principles, theories, and ...

Principal Systems Engineer

Aurora, CO · On-site

$107.50 - $204.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Job Overview Principal Systems Engineer - Application Services for a next‑generation satellite Command and Control (C2) system.Location: Aurora, CO.Salary range: $107,500 - $204,500.Relocation ...

Principal Electrical Engineer

Littleton, CO · On-site

$139K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Principal Electrical Engineer Requisition ID: 1777 Position Location: Littleton, CO Position ... To request reasonable accommodation to participate in the job application or interview process ...

Principal Electrical Engineer

Littleton, CO · On-site

$114K - $211K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Principal Electrical Engineer Requisition ID: 1777 Position Location: Littleton, CO Position ... To request reasonable accommodation to participate in the job application or interview process ...

Principal Software Engineer

Denver, CO · On-site +1

$139K - $186K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Principal Engineer We're looking for someone to lead all technical aspects of an engineering team ... You must have a strong background in responsive web application development, building distributed ...

MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join ... Experience with IT system and application engineering background with experience in modern Windows ...

Principal Software Engineer

Denver, CO · On-site

$139K - $186K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Principal Engineer We're looking for someone to lead all technical aspects of an engineering team ... You must have a strong background in responsive web application development, building distributed ...

MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join ... Experience with IT system and application engineering background with experience in modern Windows ...

Principal Systems Engineer

Aurora, CO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We have an exciting opportunity for a Principal Systems Engineer, supporting one of our premier ... As part of the Application Services team, you will partner with software engineers, architects, and ...

Principal Systems Engineer

Aurora, CO

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We have an exciting opportunity for a Principal Systems Engineer, supporting one of our premier ... As part of the Application Services team, you will partner with software engineers, architects, and ...

Showing results 41-60

Principal Application Engineer information

See Colorado salary details

$53.1K

$116.4K

$159.8K

How much do principal application engineer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for principal application engineer in Colorado is $116,401.00, according to ZipRecruiter salary data. Most workers in this role earn between $88,300.00 and $142,000.00 per year, depending on experience, location, and employer.

What is the difference between Principal Application Engineer vs Application Engineer?

AspectPrincipal Application EngineerApplication Engineer
CredentialsBachelor's or Master's in Engineering, often with specialized certificationsBachelor's degree in Engineering or related field
Work EnvironmentLead technical projects, mentor teams, and develop strategic solutionsImplement and support applications, troubleshoot issues, and assist clients
Industry UsageUsed in tech, manufacturing, and software companies for senior technical rolesCommon in software, hardware, and engineering firms for entry to mid-level roles

The Principal Application Engineer typically holds a senior, strategic role with leadership responsibilities, while the Application Engineer focuses on technical support and implementation. Both roles require strong engineering credentials, but the Principal position involves more oversight and project management.

What does a principal application engineer do?

A principal application engineer leads the design, development, and implementation of complex software applications, often providing technical guidance to teams. They analyze customer requirements, develop solutions, and ensure the performance and scalability of applications, typically using programming languages and development tools. This role requires strong technical expertise, problem-solving skills, and often involves mentoring junior engineers.

What are popular job titles related to Principal Application Engineer jobs in Colorado?

For Principal Application Engineer jobs in Colorado, the most frequently searched job titles are:

What job categories do people searching Principal Application Engineer jobs in Colorado look for?

The top searched job categories for Principal Application Engineer jobs in Colorado are:

What cities in Colorado are hiring for Principal Application Engineer jobs?

Cities in Colorado with the most Principal Application Engineer job openings:

Infographic showing various Principal Application Engineer job openings in Colorado as of August 2026, with employment types broken down into 77% Full Time, 18% Part Time, 1% Temporary, and 4% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $116,401 per year, or $56 per hour.

Senior Principal Algorithms Software Engineer

Grey Matters Defense Solutions, LLC

Boulder, CO • On-site

$132 - $198/hr

Other

Medical, Dental, Vision, Life, Retirement

This job post has expired today. Applications are no longer accepted.


Job description

Position: Principal/Sr. Principal Software Engineer

Location: Boulder, CO

Clearance: Secret Clearance

Grey Matters Defense Solutions specializes in software development and solutions, specialized data analytics algorithms, and innovative remote sensing technologies and operations, with senior-level personnel formerly from DIA, NRO, DARPA, and the US Armed Forces. Grey Matters Defense Solutions differentiates itself by combining its subject matter experts, analysts, software engineers, and its data scientists to create unique artificial intelligence algorithms and various applications.

About the job:
  • Solve real world problems relevant to the Intel Community (IC) and Department of Defense (DoD) using a combination of FOSS/GOTS/COTS software and hardware.
  • Contribute to all aspects of project software development lifecycle from research, prototyping solutions to assess feasibility, integration with external software systems, development, and product deployment. Key

Grey Matters Defense Solutions is seeking a talented and dedicated, Principal / Senior Principal Algorithms Software Engineer

Position Overview:

As a Senior Principal Algorithms Software Engineer, you will be responsible for designing, developing, testing, documenting, and debugging software and complex mathematical algorithms. This fast-paced and cutting-edge research and development environment will rely on your familiarity with modern software practices. You are expected to communicate technical information effectively and clearly, and present technical approaches and findings. Our team of motivated technical talent works closely with the end user (and each other) to ensure the direct mission applicability of developed products.

Essential Functions:
  • Breadth and depth in the application of mathematics to perform data analysis and algorithm development for missile tracking applications.
  • Development and performance analysis of tracking and state estimation algorithms.
  • Tool and prototype development using Modern C++ and Python.
  • Algorithm defect tracking and resolution.
  • Technical Documentation as required.
  • Work in cross-discipline teams and communicate clearly across various levels of engineers.

Seeking candidates who find satisfaction in working on challenging and diverse assignments in collaborative settings across all levels.

Basic Qualifications:
  • Principal Algorithm Software Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 5 years of related experience, or a Master’s degree in a STEM discipline and 3 years experience, or a PhD and 1 year of experience.
  • Sr. Principal Algorithm Software Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 8 years of related experience, or a Master’s degree in a STEM discipline and 6 years experience, or a PhD and 4 year of experience.
  • Applicants must have a minimum of 1 year of software development experience with Python and/or C++.
  • Applicants must have Linux experience and working knowledge of common utilities like grep, awk, cat head, etc.
  • Experience developing, analyzing, testing, and implementing extendable / reusable algorithms.
  • Applicants must have algorithm design and state estimation experience.
  • Experience with data analysis - Population statistics and trend identification.
  • The ability to bridge between theoretical concepts and practical implementation.
  • Ability and willingness to travel up-to 10% to support business needs.
  • Applicants must have a current active in-scope U.S. Government issued Secret security clearance at the time of application which is required to start; with the ability to obtain and maintain a TS/SCI clearance.
Preferred Qualifications:
  • A current active in-scope U.S. Government DoD issued Top Secret security clearance.
  • Strong statistical background and skills.
  • Experience in tracking and prediction algorithms, simulation, and validation.
  • Experience with multiple hypothesis tracking.
  • Experience in the numerical implementation of motion filters.
Salary Range:

$132,000 - $198,000 + 25%SEP

Grey Matters Defense Solutions, LLC offer a comprehensive benefits package includingmedical, dental, vision, life insurance, short-term, long-term disability, and voluntary benefits such as accident, hospital indemnity, and wellness benefits.

Additional Benefits:
  • 25% (of salary) employer contribution distributedmonthly to your SEP IRA
  • Individual Benefit Account 25% (of salaryto pay for medical insurance premiums and funded time off)
  • Employee assistance program
  • Employee discount
  • Health savings account
  • Referral program

Grey Matters Defense Solutions’ most valuable assets are the more than 60 employees, consisting of data scientists, custom software developers, and analysts/subject matter experts, with senior-level personnel formerly from DIA, NRO, NSA and the US Armed Forces. Our employees have a depth of analytical knowledge which provides them with deep understanding of managing and delivering products within government systems. Grey Matters Defense Solutions provides transformational leadership building aware-winning teams and products.

Visit us at Grey Matters Defense Solutions

https://www.linkedin.com/company/grey-matters-defense-solutions/

"Know Your Rights: Workplace Discrimination is Illegal"

Questions contact: jenny.rosenberg@greymattersdefense.com

  • All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
  • Grey Matters Defense Solutions, LLC participates in E-Verify. Federal law requires all employers to verify the identity and employment eligibility of all persons hired to work in the United States.
  • Grey Matters Defense Solutions, LLC complies with the Colorado Artificial Intelligence Act (CAIA) and maintains policies, controls, and oversight practices designed to mitigate algorithmic discrimination, promote transparency, and ensure responsible use of AI systems in accordance with Colorado law.
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