Jobs in the United States

25+ jobs

Save this search

Added 50 mins ago
Senior Electrical Engineer
Port Authority of New York and New Jersey
New York, NY
Reporting to a Principal or Sr. Principal Engineer, the Senior Electrical Engineer will be responsible for the design of power distribution, lighting, and fire alarm systems; supervision of…
Added 1 hour ago
Principal Opto-Mechanical Engineer
Alcon Research, LLC. Company
Lake Forest, CA
The Principal Opto-Mechanical Engineer is primarily responsible for leading teams in designing, validating, and optimizing optical components and systems. You will conduct advanced…
Added 1 hour ago
Principal Engineer Nuclear Systems - Plant Operations
GE Vernova
Longmont, CO
As Principal Engineer and Controlled Title Holder (CTH) for our Nuclear Plant Controls Services business, your mandate is to assure that our disparate controls disciplines coalesce into a…
Added 2 hours ago
Graduate Engineer – Cooling (Mechnical)
nVent
Bangalore, IN
Collaborate with Mechanical Design, Systems Engineering, Electrical, Controls, Reliability, Manufacturing, Sourcing, and Lab teams.
Added 3 hours ago
Principal Software Engineer
Robert Half
Knoxville, TN
Robert Half is hiring! We are looking for a Principal Software Engineer to lead the design and delivery of modern AI-driven software solutions. This role combines hands-on engineering with…
Added 3 hours ago
Principal Software Engineer (Cybersecurity | Networking)
RTX
United States
Applied Signal Technology (AST) is seeking a Principal Software Engineer with a strong background in cybersecurity and networking who strives for excellence and have a passion to be part of…
Added 3 hours ago
Principal Cyber Network Engineer
RTX
United States
Applied Signal Technology (AST) is seeking a Principal Software Engineer with a strong background in cybersecurity and networking who strives for excellence and have a passion to be part of…
Added 7 hours ago
SH
Principal Energy Manager
Stanford Health Care
United States
- $76.97 to $102.01 USD / hour
…directly shape how complex healthcare facilities perform. As Principal Energy Manager, you’ll connect energy and sustainability goals with practical, value-focused solutions across the…
Added 9 hours ago
O
Lead Principal Mechanical Engineer - Power Generation - Data Center Infrastructure (on-site Nashville, TN)
Oracle
Nashville, TN
- $146,300 to $306,400 USD / year
The Mechanical Engineer - Power Generation drives the engineering, delivery, commissioning, and operational readiness of mission-critical power-generation infrastructure for data center…
Added 10 hours ago
Simulation Software Engineer Level 2 or 3
Northrop Grumman
Dulles
Basic Qualifications (Principal Simulation Software Engineer):
Added 11 hours ago
Principal Systems Engineer (CAS)
MED Medtronic Inc
Mounds View, MN
…technologies used to treat patients with abnormal heart rhythms. The Principal Systems Engineer will serve as a recognized technical leader, connecting customer and clinical needs with…
Added 11 hours ago
CO
Senior Engineer (Transportation)
City of Fremont
Fremont, CA
- $67.56 to $91.21 USD / hour
Acts as the Manager in the absence of the Principal Engineer.
Added 11 hours ago
Staff Mechanical Engineer
Luna Health
San Diego, CA
We are seeking a highly motivated and experienced Staff/Principal Mechanical Engineer to join our team, reporting to the VP of R&D as a hands-on technical partner. This person will be the…
Added 12 hours ago
JH
Senior Robotics Engineer for Tailored Autonomous Systems Group
Johns Hopkins Applied Physics Laboratory
Laurel, MD
- $105,000 USD / year
Have experience serving as a Technical Lead, Chief Engineer, Principal Investigator, or Project Manager on advanced technology programs.
Added 12 hours ago
Lead AI Ops Engineer - Infrastructure
United Services Automobile Asn
United States
As the Lead AI Ops Engineer - Infrastructure, you own what’s harder than any single use case: the technical judgment calls that don’t have an obvious owner - which anomaly-detection or…
Added 12 hours ago
Lead AI Ops Engineer - Application
United Services Automobile Asn
United States
As the Lead AI Ops Engineer - Application, you own what’s harder than any single use case: the technical judgment calls that don’t have an obvious owner - which anomaly-detection approach…
Added 12 hours ago
Senior AI Ops Engineer - Application
United Services Automobile Asn
United States
As a Senior AI Ops Engineer on this team, you won’t be prototyping in a notebook and handing it off for someone else to ship: you’ll build the ingestion pipelines that turn application…
Added 12 hours ago
Senior Automation Controls Engineer
United Services Automobile Asn
United States
We are seeking a dedicated Senior Automation Controls Engineer. Every automation this organization ships has to clear the approval-gate, blast-radius, and kill-switch framework before it…
Added 12 hours ago
O
Lead Principal Platform Software Engineer
Oracle
Seattle, WA · Pleasanton, CA · Redwood City, CA · Nashville, TN · Santa Clara, CA
- $113,600 to $306,400 USD / year
The Lead Principal Platform Software Engineer will set group-wide guardrails for platform interoperability, security controls, and client library governance. Own cross-group programs (e.g.,…
Added 13 hours ago
Cyber System Security Engineer (CSSE)
KBR
El Segundo, CA
The SSE serves as a principal cybersecurity and RMF Subject Matter Expert (SME) to the program manager, chief engineer, Information System Security Manager (ISSM), Information System…
Added 14 hours ago
Principal Mechanical Architect – LiquidStack Cooling Solutions
CFO Trane U.S. Inc.-CFO
United States
As a Principal Mechanical Architect – LiquidStack Cooling Solutions at Trane Technologies, you will work as the lead electrical engineer dedicated exclusively to our LiquidStack product…
Added 14 hours ago
Principal Material Process Engineer
Northrop Grumman
Huntsville, AL
Northrop Grumman’s Defense Systems sector is seeking a Principal Material Process Engineer to join the Sentinel program in Huntsville, AL. This role may offer a competitive relocation…
Added 14 hours ago
Principal Systems Engineer, Platform Robotics & Vacuum Architecture
Axcelis Technologies, Inc.
Beverly, MA
…manufacturers. Our team is expanding, and we are currently hiring a Principal Systems Engineer. We are looking for a hands-on systems thinker who embodies Axcelis's values of curiosity and…
Added 15 hours ago
Project Manager/Transportation Design Team Lead - Lacey
SCJ Alliance
Lacey, WA
Working with the Office Principal and Transportation Business Group Director, you’ll help shape business development efforts, resource plans, annual budgets, and training priorities. You’ll…
Added 15 hours ago
Avionics Engineer (Evergreen)
Odyssey Systems Consulting Group, Ltd.
Patuxent River, MD
Assist with information management certification/accreditation; develop IA controls, test strategies, identify and mitigate risks to secure interim or full authority to operate.

SP - Orbital Space Systems

Simulation Software Engineer Level 2 or 3

United States

Apply About employer

Applications open in a new tab.

Job details

Experience: Bachelor’s degree and 2 years of experience or a Master's degree in Software/Electrical/Computer/Aerospace Engineering, Computer Science, Physics, or closely related field.
Posting language: English
Posted: Oct 29, 2026

Original job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Top Secret

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.

We have an opening for a Simulation Software Engineer Level 2 or 3 to join our team of qualified, diverse individuals in the Space Systems organization developing space simulation software for NSS space programs. The individual we seek will be self-motivated, proactive, and goal-oriented. This position will be in Dulles, VA.

In this role you will (based on need):

Establish simulation requirements.
Plan, organize and be involved in the full software lifecycle to develop spacecraft simulation software using modern tools and software best practices.
Develop spacecraft component models from hardware documentation to support modeling and simulation activities across multiple projects.
Work with other engineering disciplines to integrate and validate space vehicle models and simulations.
Develop new and/or integrate existing system simulation frameworks.
Support simulated real-time operations, operational analysis and mission effectiveness analysis.
Develop and integrate advanced graphical user interfaces and visualization tools.
Model Thermosphere and Exosphere environments.
Performs trade studies via computer simulation and recommend alternative architectures.
Prepare design documentation, analysis, test results and presentation materials for internal and external customers.
Work in an innovative environment across diverse assignments and in collaborative team settings across all levels.

This position will work a 9/80 schedule, with every other Friday off. This position is 100% onsite and cannot accommodate telecommute work.

This position is contingent upon the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company.

This position can be filled as a Level 2 or 3 depending on experience and qualifications

Basic Qualifications (Simulation Software Engineer):

Bachelor’s degree and 2 years of experience or a Master's degree in Software/Electrical/Computer/Aerospace Engineering, Computer Science, Physics, or closely related field.
Requires an active U.S. Government Top Secret [TS] security clearance at the time of application, current and within scope. Must have the ability to obtain and maintain a Sensitive Compartmented Information. [US citizenship required]
Advanced programming proficiency with: C/C++, Python.
Advanced programming proficiency with Matlab/Simulink, Windows/Linux scripting.
Solid communication and teamwork skills.
Understanding of waterfall, spiral and/or Agile software development processes and continuous development / continuous integration practices.
Ability to use software revision control tools such as Subversion and/or Git.
Ability to clearly document technical and programmatic status to management.

Basic Qualifications (Principal Simulation Software Engineer):

Bachelor’s degree and 5 years of experience, Master's degree and 3 years of experience, or PhD in Software/Electrical/Computer/Aerospace Engineering, Computer Science, Physics, or closely related field.
Requires an active U.S. Government Top Secret [TS] security clearance at the time of application, current and within scope. Must have the ability to obtain and maintain a Sensitive Compartmented Information. [US citizenship required]
Advanced programming proficiency with: C/C++, Python.
Advanced programming proficiency with Matlab/Simulink, Windows/Linux scripting.
Solid communication and teamwork skills.
Understanding of waterfall, spiral and/or Agile software development processes and continuous development / continuous integration practices.
Ability to use software revision control tools such as Subversion and/or Git.
Ability to clearly document technical and programmatic status to management.

Preferred Qualifications:

System knowledge in one or more of the following domains: Spacecraft Command & Control, Mission Planning, Space Situational Awareness.
Ability to develop and use simulation models of sensors, actuators and space environments to demonstrate closed-loop spacecraft system performance and general integration and test of aerospace systems.
Understanding of Jenkins, Jira (Agile, Scrum and Kanban), Bitbucket and related DevSecOps tools.
Hardware interfacing, integration and test and controls experience.
Understanding of common embedded system tools, real-time operating systems and avionics integration and test practices.
Excellent communication, interpersonal skills, and the ability to interface with all levels of employees and management.

#SpaceEngJobs #SpaceSoftwareJobs #SpaceGNCJobs #NoVASpace #SPEnhancedERAP

Primary Level Salary Range: $91,800.00 - $137,600.00

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

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.

Apply About employer

More about this job

Skills

Documentation
Aerospace engineering
Computer science
C
C++
Python
Microsoft Windows
Linux
Communication skills
Teamwork
Agile
Software development
CI/CD
Git
Jenkins
Jira
Scrum
Kanban
Atlassian Bitbucket
Interpersonal skills

Report this job