Principal Software Engineer / Sr. Principal Software Engineer (TS/SCI required)

Posted 2 Days Ago
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Colorado Springs, CO, USA
In-Office
104K-194K Annually
Senior level
Aerospace • Logistics • Security • Software • Cybersecurity
The Role
Design, develop, integrate, deploy, and sustain satellite ground software across OS, platform, and mission layers. Build client/server services, command-and-control, mission planning, constraint checking, and 2D/3D visualization using C++, Python, Docker/Kubernetes, and cloud tooling. Work on Agile DevOps teams, produce architecture documentation, and support integration with PKI and message-bus systems for mission-critical space operations.
Summary Generated by Built In
RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: SCI

TRAVEL: Yes, 10% of the TimeDescription

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 Sector is seeking multiple Software Engineers to support Eastern Software and Controls in their development, integration, deployment, and sustainment of satellite ground software.

This position is located onsite on our Colorado Springs, CO campus. After hours or extended work week may be required.

What You’ll Have an Opportunity to Do:

  • Full stack development at the OS, platform, and mission unique software layer

  • Developing client and server applications and services using service-oriented architectures, message bus-based data exchange that include first-of-a-kind capabilities.

  • Applications will span languages and toolsets including C++, Python, Postgres, Ansible, cloud infrastructure provisioning, PKI, and static code analysis execution and finding remediation.

  • Developer will be expected to be a self-starter capable of making decisions with overall project budget and schedule in mind.

  • Develop software which provides command and control functionality of a hardware system (sending commands, receiving acknowledgements, working on and integrating across interfaces)

  • Develop software which enables activity planning and constraint checking to achieve mission outcomes.

  • Develop software which enables the visualization of a complex and dynamic environment in both two and 3 dimensions, complete with decisions tools, intelligent context, and user-centric interface design.

This position may be filled at the Principal Software Engineer (level 3) or Sr. Principal Software Engineer (level 4).

Basic Qualifications

Principal Software Engineer:

  • Bachelor’s Degree with 5 years of development experience (3 years with a Master’s Degree, 1 years with a PhD) with Python and C++. Experience can be considered in lieu of degree

  • Active Top Secret clearance with SCI at time of application. Ability to obtain SAP

  • 2 Years Experience with Agile programs including Agile DevOps

  • 2 Years Experience with the design, build, and deployment of software products

  • 2 Years Experience in producing software architecture documentation

  • Experience with Python, C++ and Docker/Kubernetes

  • US Citizenship

 Sr. Principal Engineer:

  • Bachelor’s Degree with 8 years of development experience (6 years with a Master’s Degree, 4 years with a PhD) with Python and C++.  Experience can be considered in lieu of degree

  • Active Top Secret clearance with SCI at time of application. Ability to obtain SAP

  • 4 years with Agile programs including Agile DevOps

  • 4 years of experience with the design, build, and deployment of software products

  • 4 years of experience in producing software architecture documentation

  • 5 years of experience with Python, C++ and Docker/Kubernetes

  • Prior experience with modeling and simulation in support of wargaming, user training, TTP generation and/or CONOPS exploration

  • US Citizenship

Preferred Qualifications:

  • Experience developing satellite ground software with any of the following applications for spacecraft missions is highly preferred: Command and Control, Mission Planning, Visualization, and/or Astrodynamics

  • Experience with the creation and use of spacecraft command and control system utilizing cryptographic equipment and a combination of government and/or commercial communications paths.

  • Experience with the creation and use of planning software and constraint checking applications utilized in complex and dynamic space mission planning

  • Experience with the creation and implementation of visualization tools for space missions, including dynamic renderings of space vehicles, depiction of space vehicle missions, simulation of space vehicle sensor and mission outputs, and configuration displays of complex contextual and situational awareness information

  • Linux, Ansible, Docker, Graphics and Animation, UI/UX experience

Primary Level Salary Range: $103,600.00 - $193,900.00Secondary Level Salary Range: $0.00 - $0.00

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.

Skills Required

  • Bachelor's degree with 5 years development experience (Principal) or 8 years development experience (Sr. Principal); experience may be considered in lieu of degree
  • Active Top Secret clearance with SCI at time of application
  • Ability to obtain SAP access
  • US Citizenship
  • Principal: 2 years experience with Agile programs including Agile DevOps; Sr. Principal: 4 years experience with Agile DevOps
  • Principal: 2 years experience designing, building, and deploying software products; Sr. Principal: 4 years experience designing, building, and deploying software products
  • Principal: 2 years producing software architecture documentation; Sr. Principal: 4 years producing software architecture documentation
  • Principal: experience with Python, C++ and Docker/Kubernetes; Sr. Principal: 5 years experience with Python, C++ and Docker/Kubernetes
  • Prior experience with modeling and simulation in support of wargaming, user training, TTP generation and/or CONOPS exploration (Sr. Principal)
  • Experience developing command and control, mission planning, visualization, or astrodynamics applications for spacecraft missions
  • Experience with cryptographic equipment and commercial/government communications paths for spacecraft command and control
  • Experience creating planning software and constraint checking applications for complex space mission planning
  • Experience creating visualization tools for space missions, dynamic renderings, simulation of sensor outputs, and situational awareness displays
  • Familiarity with Linux, Ansible, graphics and animation, and UI/UX

Northrop Grumman Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.

  • Retirement Support 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
  • Leave & Time Off Breadth PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
  • Parental & Family Support Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.

Northrop Grumman Insights

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The Company
HQ: Charlotte, North Carolina
85,636 Employees

What We Do

We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.

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