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Sr Principal Jobs (NOW HIRING)

Scimitar Inc.

Senior Principal

$190K - $250K/yr

SR PRINCIPAL - **About Us** At Scimitar, we are a boutique consulting firm that partners with clients to deliver strategic insights and innovative solutions. Our work doesn't stop at developing ...

TCS

Senior Principal Software Engineer

Huntsville, AL · On-site

$123K - $170K/yr

Huntsville, Alabama, United States TCS is searching for a Senior Principal Software Engineer to join our strong team of Engineers supporting our Ground-based Midcourse Defense (GMD) customer in ...

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How much do sr principal jobs pay per year?

As of Aug 10, 2026, the average yearly pay for sr principal in the United States is $109,393.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,000.00 and $125,000.00 per year, depending on experience, location, and employer.

What is the difference between Sr Principal vs Lead Engineer?

AspectSr PrincipalLead Engineer
Required CredentialsAdvanced degrees, extensive experience, industry certificationsEngineering degrees, relevant certifications, some experience
Work EnvironmentStrategic roles, cross-functional teams, high-level project oversightTechnical project execution, team leadership, hands-on engineering
Employer & Industry UsageLarge corporations, tech firms, R&D divisionsEngineering firms, tech companies, manufacturing

The Sr Principal typically focuses on strategic, high-level responsibilities with extensive experience and advanced credentials, often working across departments. Lead Engineers are more involved in technical leadership and project execution, requiring strong engineering skills and some leadership experience. Both roles are vital in tech and engineering industries but differ mainly in scope and seniority.

What does a senior principal do?

A senior principal is a high-level professional responsible for leading strategic initiatives, managing large teams or projects, and providing expert guidance within an organization. They often have extensive experience in their field, possess strong leadership and technical skills, and may influence company direction and decision-making. Their role typically involves overseeing complex tasks, mentoring junior staff, and ensuring project or organizational goals are met efficiently.
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Sr Principal jobs near you
Infographic showing various Sr Principal job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $109,393 per year, or $52.6 per hour.

Senior Principal Software Engineer

Technical Consulting Solutions, Inc.

Huntsville, AL • On-site

$140 - $200/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted yesterday

Job description

Job Description

TCS is searching for a Senior Principal Software Engineer to join our strong team of Engineers supporting our Ground-based Midcourse Defense (GMD) customer in Huntsville, AL. The GMD program is a portion of the Missile Defense Agency's (MDA) system to protect the US and our allies from ballistic missile attacks. The selected candidate will use modern tools to further the development and sustainment of the GMD system.

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This is an in-office position. Remote work is not available.

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Role:

The selected Senior Principal Software Engineer responsibilities will include the support of the Ground Weapons System (GWS) program as an individual contributor on the Ground Fire Control (GFC) product.

Essential Functions:
  • The Senior Principal Software Engineer will be responsible for understanding, implementing, and testing both existing and new capabilities and algorithms, which include complex mathematics and physics-based solutions, that directly support GWS capabilities on behalf of the Missile Defense Agency (MDA).
  • As a Senior Principal Software Engineer on the GFC team, you will be part of a team that writes the software (currently ~1.5 million lines of code) that evaluates and manages the threat scene for the missile defense system that protects the US.
  • The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative/teams comprised of all experience levels.
Basic Qualifications:
  • Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 8 years of related work experience, or a Master's Degree and 6 years of related work experience, or 4 years of related work experience with a PhD.
  • Recent experience developing software in C++ or Java or Ada
  • Willingness to become proficient with Ada software development
  • Applicants must possess good communication skills.
  • Applicants must demonstrate ability to think critically and capture concepts in work products, presentations, and discussions.
  • Capable of working both independently and within a team environment.
  • Must be able to support an in-person / closed-area work environment.
  • Ability and willingness to travel up to 10% of the time to support business needs.
  • Applicants must have a current active in-scope DoD-issued Secret security clearance at the time of application, which is required to start.
Preferred Qualifications:
  • Highly experienced with Linux, scripting, and operations
  • Recent MATLAB and Python experience
  • Advanced degree or strong background in Mathematics or Physics
  • Battle Management or Fire Control experience.
  • Experience with Agile Project Management tools (Jira/Confluence) and DevSecOps tools and methods (Jenkins, Ansible, Git/Gitlab) of continuous integration/continuous delivery and deployment (CI/CD) automation.
  • Highlights of our benefits include BC/BS Health, Dental, Vision, 401(k) match, Profit Sharing, Flexible Time Off, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, vacation, sick leave, and maternity/paternity leave.
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