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Sr Principal Software Engineer

Colorado Springs, Colorado, United States
Full Time On-site

Summary

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 is seeking a Sr. Principal Software Engineer with bid and proposal experience to join our team supporting the Deep Space Advanced Radar Capability (DARC) Program.

This role will serve as the DARC Site 3 (DS3) Software (SW) bid and proposal lead. The ideal candidate should have experience with SW development, SW sustainment, and SW proposal development. This role requires excellent communication and the ability to collaborate with existing DARC site 1 (DS1) and DARC site 2 (DS2) personnel to develop and propose the SW scope for the DS3 program.  Upon receiving the award, the selected candidate will support the startup and execution of the DS3 program within the SW functional discipline area.

Job responsibilities will include:

  • Acting as the DS3 SW proposal lead
  • Development of the DS3 SW proposal approach and supporting artifacts
  • Development of the DS3 SW proposal labor Basis of Estimates (BOE’s) and pricing in collaboration with business management
  • Support the development of the DS3 Integrated Master Schedule and SW development timelines
  • Develop and manage the DS3 SW proposal risk and opportunities
  • Support the DS3 startup and technical execution and an individual contributor or team lead

Basic Qualifications

  • Active DoD Secret clearance at the time of application
  • 8 years with a Bachelors in Science, 6 years with a Masters in Science degree, and 3 years with the PHD
  • Software development experience (Java, C++, Java Script)
  • Experience with microservices based architectures
  • Familiar with estimating methodologies and tools (i.e., Cost History, System Evaluation and Estimation of Resources – Software Estimation Model (SEER-SEM))
  • Familiarity with RedHat Linux environments
  • Understanding of Earned Value (EV) principles
  • Familiar with Agile principles and use of JIRA and Confluence
  • Familiar with SW CDRL items (i.e., Software Requirements Specifications, Software Design Descriptions, Software Version Descriptions)

Preferred Qualifications

  • Active DoD Top Secret Clearance with SCI eligibility
  • Computer Science or Computer Engineering technical major
  • Experience with SW development on ground-based radar systems
  • Previously acted as a SW Product Owner (PO) or SW Lead

Primary Level Salary Range: $129,300.00 - $193,900.00

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.

About Northrop Grumman

Northrop Grumman

Northrop Grumman is one of the largest aerospace and defense companies in the United States, building advanced systems across space, air, land, sea, and cyber domains. The company is known for some of the most complex defense programs in the world, including stealth aircraft, autonomous systems, missile defense technologies, satellites, and space-based intelligence platforms that support U.S. national security operations.

For job seekers, Northrop Grumman offers careers across a wide range of high-impact fields including aerospace engineering, software development, cybersecurity, systems engineering, manufacturing, program management, and intelligence support. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on mission-critical systems that directly support the Department of Defense and intelligence community. Many roles involve long-term programs with significant technical depth and real-world operational impact.

Unlike smaller defense startups focused on narrow capabilities, Northrop Grumman operates across multiple major mission areas, giving employees exposure to highly advanced programs such as stealth platforms, space systems, autonomous vehicles, and next-generation command-and-control systems. The company is also a major leader in classified space and intelligence systems, where cutting-edge engineering and secure infrastructure play a critical role in national defense.

As global competition in space, cyber, and advanced military systems continues to intensify, Northrop Grumman remains one of the most strategically important employers in the defense industry. For professionals seeking stable, highly technical careers with long-term impact on national security, Northrop Grumman continues to stand out as a leading destination in aerospace and defense.

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