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Added 4 mins ago
M
Principal Software Engineer, AI Infra Management and Ops
Microsoft
United States
- $142,800 to $274,800 USD / year
As a Principal Software Engineer, you will lead the design and evolution of cloud-native platforms, distributed systems, and infrastructure services that support service lifecycle…
Added 4 mins ago
M
Principal Hardware Engineer
Microsoft
WA · CA · OR · TX · NC · Redmond, WA · Mountain View, CA · Hillsboro, OR · Austin, TX · Raleigh, NC · Redmond · Mountain View · Hillsboro · Austin · Raleigh
- $142,800 to $304,200 USD / year
Leadership to work across data centers, development groups, and suppliers to resolve critical & high severity issues (Hardware and Software/Firmware).
Added 4 mins ago
EL
Principal Structural Engineer
ECOMOD LLC
Hudson, CO
- $100,000 USD / year
Must have demonstrable experience in modular construction, prefabrication, light-gauge steel framing, or other industrialized construction systems
Added 15 mins ago
Principal Machine Learning Engineer
Vail Resorts
CO
We are looking for a curious, driven, innovative machine learning engineer who takes initiative to solve problems and create environments that accelerate the development, deployment, and…
Added 15 mins ago
Principal Machine Learning Engineer
Vail Resorts
Broomfield, CO
We are looking for a curious, driven, innovative machine learning engineer who takes initiative to solve problems and create environments that accelerate the development, deployment, and…
Added 15 mins ago
Principal Systems Integrator
Altamira Technology Corporation
Englewood, CO
· Experience in managing large and complex software and mission integration projects
Added 15 mins ago
Algorithms Software Engineer Lead - Level 3 or 4 (AHT)
Northrop Grumman
Boulder, CO
Applicants must have a current active in-scope U.S
Added 17 mins ago
M
Principal Software Engineer- Substrate SPARTANs
Microsoft
WA · CA · NY · Redmond, WA · Mountain View, CA · Redmond · Mountain View · New York
- $142,800 to $304,200 USD / year
We are looking for a Principal Software Engineer to join the Special Projects and Resources Team (SPARTANs) in M365 Core - Substrate . SPARTANs tackle strategic projects and hard problems…
Added 59 mins ago
Principal Engineer, Nuclear Analysis
TerraPower
Bellevue, WA
TerraPower, LLC. Is seeking a highly motivated Principal Nuclear Analysis Engineer. In this role, you will:
Added 1 hour ago
WD
Principal Software Engineer
Walt Disney Attractions Technology LLC
Orlando, FL
- $182,200 to $256,500 USD / year
Lead the analysis, design, development, testing, delivery, and enhancement of complex, highly scalable software systems and applications across local, networked, cloud-based, and internet…
Added 1 hour ago
Principal Software Engineer (Platform Team)
SpaceX
Bastrop, TX · Starbase, TX
As a Principal Software Engineer for SpaceX's AI platform , you will set the technical vision and serve as a senior leader and entrepreneurial force for the leanest and most effective…
Added 1 hour ago
Principal Site Reliability Engineer (Vehicle Engineering)
SpaceX
Bastrop, TX
We are looking for a Principal Site Reliability Engineer who wants to own everything from Linux machines and our Infrastructure as Code, storage, and user facing applications – the whole…
Added 1 hour ago
SDC WAMT Engineering---Principal .Net Engineer---Manager--- Dallas, Raleigh, San Antonio
EY
San Antonio, TX · Dallas, TX
To qualify for the role you must have
Added 1 hour ago
GA
Director, Architecture and Data
GE Aerospace
Houston, TX
- $152,000 to $202,000 USD / year
Supervise the Data Fabric engineers (Sr Staff TPM–Data, Principal Data & Information Architect, Sr Staff Data Engineer, Staff Data Engineer) in a matrixed arrangement, keeping their written…
Added 1 hour ago
Principal, Energy Consulting - Energy Data Management Consultant
EPAM Systems
Houston, TX
…issues, new data types, best practices, data standards, industry software offerings, methods of data transmission, methods of data storage/shapes of data, data governance best…
Added 1 hour ago
Mid-Level Electrical Engineer - Cities & Places
Jacobs
San Antonio, TX · Austin, TX
We're seeking an Mid-Level Electrical Engineer to be an important part of our San Antonio or Austin, Texas team! Join us and you’ll support projects such as: Commercial, Federal, Data…
Added 1 hour ago
DW
Staff Software Engineer – EPM Engineer
Disney Worldwide Services, Inc.
Burbank, CA
- $158,100 to $211,900 USD / year
The P4 Sr. Software Engineer is a Staff-level technical leader responsible for the architecture, technical direction, and end-to-end reliability of the Oracle EPM applications used across…
Added 1 hour ago
Banking Product Forward Deployed Engineer - Products & Platforms
Deloitte
Saint Louis, MO
You are equally comfortable whiteboarding microservices architecture with a client's principal engineer, running a hands-on technical workshop for a team of developers, and standing up a…
Added 1 hour ago
Banking Product Forward Deployed Engineer - Products & Platforms
Deloitte
Kansas City, MO
You are equally comfortable whiteboarding microservices architecture with a client's principal engineer, running a hands-on technical workshop for a team of developers, and standing up a…
Added 1 hour ago
Lead Product Forward Deployed Engineer (pFDE) - Products & Platforms
Deloitte
Saint Louis, MO
You are equally comfortable whiteboarding microservices architecture with a client's principal engineer, running a hands-on technical workshop for a team of developers, and standing up a…
Added 1 hour ago
Lead Product Forward Deployed Engineer (pFDE) - Products & Platforms
Deloitte
Kansas City, MO
You are equally comfortable whiteboarding microservices architecture with a client's principal engineer, running a hands-on technical workshop for a team of developers, and standing up a…
Added 3 hours ago
Principal Firmware Engineer
Advanced Micro Devices, Inc
Santa Clara, CA
We are looking for an experienced and passionate Firmware Engineer to join a growing team building firmware that is central to AMD's CPU and GPU products. You will own the design,…
Added 3 hours ago
Network Engineer Principal
GD Information Technology, Inc.
United States
The Network Engineer Principal must have:
Added 3 hours ago
PG
1000 Hour IT Systems Support Technician
Prince George's County Government
Bowie, MD · Greater Landover, MD
- $68,788 to $88,434 USD / year
…repairing, and maintaining County applications, hardware, and software. The incumbent is also responsible for performing agency-specific triage functions, inventory control, and…
Added 4 hours ago
Intern, Compiler Engineer
Samsung Semiconductor
San Jose, CA
…achieve this goal, we collaborate closely with both hardware and software engineers to identify and address the unique challenges posed by AI/ML workloads and to explore new computing…

Northrop Grumman

Algorithms Software Engineer Lead - Level 3 or 4 (AHT)

Boulder, CO, United States

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Job details

Posting language: English
Posted: Oct 15, 2026

Original job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the Time

Description

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit (BU), Advanced Programs group has an exciting career opportunity for an Algorithms Development Software Engineer Lead – Level 3 or 4 to join our team of qualified, diverse individuals. Our team is chartered with providing innovative technologies to develop, design, and produce optimized product lines across multiple customers while providing a decisive advantage to the warfighter. We are excited for you to join our team working on challenging and diverse assignments in a collaborating research and development environment. The position is located on-site in Boulder, CO. Boulder is nestled in the foothills of the Rocky Mountains, and only 25 miles from downtown Denver.

Position Overview:

As an Algorithms Developer / Software Engineer Lead – Level 3 or 4, you will be responsible for leading a team of 2-4 people. We are a smaller team of ~15 people working on cutting edge missile tracking and interception capabilities. Designing, developing, testing, documenting, debugging software and mathematical algorithms used to identify different threats. This fast-paced and cutting-edge research and development environment will rely on your familiarity with modern software practices, physics principles, and mathematics.

Essential Functions:

Performance analysis of tracking and state estimation algorithms
Tool and prototype development using modern C++ v20+ Algorithm defect tracking and resolution
Analysis tool development (Python)
Technical documentation input as required
Input to customer-facing presentations
Collaborate with Chief Architect, Program Management and Team Lead peers to set technical vision for the tracker team
Provide tasking and mentorship to 2-4 Tracker team members

The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative team settings across all levels.

This requisition may be filled at a higher grade based on qualifications listed below.

This requisition may be filled at either a Principal Software Engineer – Level 3 or a Sr. Principal Software Engineer – Level 4.

Basic Qualifications:

Principal Software Engineer – Level 3: 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 STEM degree and 3 years of related experience, or 1 year with a PhD.
Sr. Principal Software Engineer – Level 4: 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 STEM degree and 6 years of related experience, or 4 years with a PhD.
Applicants must have a current active in-scope U.S. Government issued Secret security clearance and the time of application, with the ability to obtain and maintain a Top Secret security clearance.
Ability and willingness to travel 10% to support business needs.
Prior C++ Development Experience

Preferred Qualifications:

Current active in-scope Top Secret security clearance
Linux Experience
Modern C++ Experience - Ability to write modern C++ code (templates, understanding move semantics, smart pointers, etc.)
Python Experience
Strong Math Background
Stochastic Processes
Linear Algebra
Probability
Statistical Principles & Analysis Experience
Hypothesis Testing
Probability Distributions
Conditional Probability
Multi-Variate Random Variables
Kalman Filters
Least Squares
Algorithm design and state estimation experience
Stereo vision systems experience
Infrared systems experience
Satellite systems experience
Data fusion experience
Distributed systems experience
Algorithm verification and validation experience
Plotly, JavaScript, and SQL experience
Prior Leadership and Mentorship Experience

#COSpace

#SpaceSoftwareJobs

#SpaceEngJobs

Primary Level Salary Range: $114,000.00 - $171,000.00

Secondary Level Salary Range: $142,200.00 - $213,400.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Job Category: Engineering

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More about this job

Skills

Work as a team
Research
Lead a team
Debugging
Estimating
C++
Python
Documentation
Presentation skills
Program management
Linux
JavaScript
SQL
Leadership

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Work requirements

Jobs in the United States