Jobs in the United States

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Added 2 mins ago
G
Senior Mechanical Engineer (HVAC)
GPAC
Maplewood, OH
- $100,000 to $150,000 USD / year
A well-established, 1,000+ employee design-build mechanical contractor headquartered in St. Louis is looking for a Senior HVAC Design Engineer. They need someone who can mentor and still…
Added 5 mins ago
G
Senior Mechanical Engineer (HVAC)
GPAC
Webster Groves, MO
- $100,000 to $150,000 USD / year
A well-established, 1,000+ employee design-build mechanical contractor headquartered in St. Louis is looking for a Senior HVAC Design Engineer. They need someone who can mentor and still…
Added 6 mins ago
E
Software System Engineer
ESM
Fort Belvoir, VA
- $136,000 to $162,000 USD / year
…Defense and Federal customers. We are hiring a Software System Engineer- Lead to support an enterprise-level program within a federal…
Added 13 mins ago
NC
Environmental Engineer
National Cemetery Administration
Washington, DC
- $143,913 to $187,093 USD / year
As an Environmental Engineer, you will serve as the agency's senior environmental compliance expert, providing technical leadership and guidance for construction, expansion, and land…
Added 23 mins ago
UG
Advisory Services Analyst, Consultant Development Program - AI/ML Engineering Track - Multiple Locations
UnitedHealth Group
Eden Prairie, MN
- $60,200 to $107,400 USD / year
Participate in client-facing interactions and presentations while developing relationship-building and consulting skills in project delivery and change management settings
Added 27 mins ago
Manufacturing Engineer Lead Senior
International Motors, LLC
Lisle, IL
International Motors is seeking an experienced Manufacturing Engineer Lead Senior. to lead the development, implementation, and continuous improvement of manufacturing processes, assembly…
Added 32 mins ago
Senior DevSecOps Engineer - Active TS/SCI with CI Poly
ENS Solutions, LLC
Reston, VA
As a Sr. DevSecOps Engineer, you’ll play a critical role in designing, implementing, and maintaining secure and efficient software development and deployment pipelines. You will collaborate…
Added 32 mins ago
Senior ForeScout Engineer - Active TS/SCI with CI Poly
ENS Solutions, LLC
Reston, VA
…solve complex security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge of network engineering, Active Directory, and system…
Added 32 mins ago
Senior ForeScout Engineer - Active TS/SCI with CI Poly
ENS Solutions, LLC
Washington, DC
…solve complex security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge of network engineering, Active Directory, and system…
Added 32 mins ago
ForeScout Engineer - Active TS/SCI With CI Poly
ENS Solutions, LLC
Washington, DC
…solve complex security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge network engineering, Active Directory, and system…
Added 32 mins ago
ForeScout Engineer - Active TS/SCI With CI Poly
ENS Solutions, LLC
Reston, VA
…solve complex security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge network engineering, Active Directory, and system…
Added 44 mins ago
NN
Nuclear Engineer (Deputy Director, Reactor Refueling Division)
National Nuclear Security Administration
Washington, DC
- $203,124 to $209,600 USD / year
As a Nuclear Engineer (Deputy Director, Reactor Refueling Division), you will:
Added 51 mins ago
Senior Principal Software Engineer
BAE Systems
Nashua, NH
Job Description We are looking for talented Senior Principal Level Software engineers to help us create the world’s most advanced solutions in the area such as Signals Intelligence…
Added 51 mins ago
Senior Principal Software Engineer
BAE Systems
Nashua, NH · Austin, TX
Job Description We are looking for talented Senior Principal Level Software engineers to help us create the world’s most advanced solutions in the area such as Signals Intelligence…
Added 57 mins ago
OA
Federal Project Director
Other Agencies and Independent Organizations
Upton, NY
- $148,222 to $197,200 USD / year
As a General Engineer/Federal Project Director, you will:
Added 1 hour ago
HSE by Design Engineer
Eli Lilly and Company
United States
…company policies, procedures, and applicable regulations. This senior individual contributor evaluates HSE impacts across the full project lifecycle, from feasibility and front-end planning…
Added 1 hour ago
Air Quality Specialist
Groundwater and Environmental Svcs.
Stafford, TX
…industry organizations, and opportunities to assume greater project responsibility over…
Added 1 hour ago
Senior Structural Engineer
ACS Professional Staffing
Redmond, WA
Our client, an engineering firm specializing in renewable energy, water, and environmental solutions, is seeking a Senior Structural Engineer to manage projects, lead multidisciplinary…
Added 2 hours ago
ES
Applications Engineer
Elevate Semiconductor
San Diego, CA
- $85,000 to $100,000 USD / year
Extensive experience with bench equipment: scopes, SMUs, supplies, AWGs from an internship, co-op, research or a serious personal or senior-design project.
Added 2 hours ago
Principal Engineer, Electrical
Blue Bird Brand
Fort Valley, GA
Reporting to the Senior Director of Electrical Engineering, the Principal Design Engineer, Electrical serves as a technical authority for vehicle electrical/electronic architecture,…
Added 2 hours ago
Senior Mechanical Engineer - Marlborough
IPG Photonics Corporation
Marlborough, MA
Senior Opto-Mechanical EngineerII-Medical Devices
Added 2 hours ago
XT
🌎 ML Engineer (MSc. or PhD), Remote- Contract
Xperteez Technology
Remote, United States
- $60 to $120 USD / hour
We are looking for highly skilled Machine Learning Experts to contribute to an AI training project involving model development, training and inference systems, numerical computing,…
Added 2 hours ago
Mechanical Engineer - PE (HVAC)
Jobgether
Remote, United States
The Mechanical Engineer will lead mechanical design activities and deliver comprehensive HVAC solutions for a diverse range of facility and infrastructure projects. This role offers the…
Added 2 hours ago
EC
Project Engineer
Edwards Construction Group
Santa Barbara, CA
- $70,700 to $95,600 USD / year
We are looking for a motivated and detail-oriented Project Engineer to support the successful delivery of commercial construction projects from preconstruction through closeout. Working…
Added 2 hours ago
Sr. Engineer - Drug Substance Engineering Technical Authority (ETA)
Amgen Inc.
NC
SENIOR ENGINEER - DRUG SUBSTANCE PROCESS ENGINEERING

BAE Systems

Senior Principal Software Engineer

Nashua, NH, United States

Pay Information Full-Time Salary Range: $132962 - $226035

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Job details

Pay: Pay Information Full-Time Salary Range: $132962 - $226035
Posting language: English
Posted: Nov 9, 2026

Original job description

Job Description We are looking for talented Senior Principal Level Software engineers to help us create the world’s most advanced solutions in the area such as Signals Intelligence (SIGINT), Aircraft Protection, Radar Warning and Electronic Attack for our defense related customers. Our products provide critical mission capabilities to address the ever-evolving challenges and threats to our nation’s security and the war fighter.

You will be an integrated team member, with leadership opportunities, collaborating with Systems, Hardware, and Test engineers in one or more of the phases of Project Planning, Requirements Development, Design, Development, Integration and Testing. You will prepare design and project documentation intended to be used within complex programs or across sets of programs in accordance with established processes.

We will provide you opportunities to learn, leverage our current technologies, incorporate new technologies, and be a leader in our engineering organization. We put our customers first – exemplified by our mission: “We Protect Those Who Protect Us®.”

Opportunities are available as a technical lead on the program where you will mentor your team and present the technical design at technical interchange meetings with the customer.
Duties include analyzing, designing, coding and code modification (typically in C++) of complex software designs for simple systems or subsystems or subsystems of larger systems.
Evaluate complex software designs to identify design flaws.
Establish communication to keep management informed of the function’s progress and results.
Use existing processes and evolve processes to utilize the most effective new techniques as they become available, assuring the use of methodologies which minimize both design cost and product cost.
Provide, directly or indirectly, top level technical leadership for the assigned design discipline(s) including selection and exploitation of promising new technologies, long-term goals, etc.
Ensure effective communication between assigned engineers and all other participants in the design process

Required Education, Experience, & Skills

Secret Security Clearance (active within the past two years)
High-level language proficiency in C++
Extensive background in embedded and/or software development
Foundation in Object-Oriented design and implementation principles
Experience with software and systems engineering processes, methodologies, and tools
Experience performing software testing, validation, and verification activities
Familiar with containers and DevSecOps
Demonstrated ability to develop, lead, and motivate technical teams

Preferred Education, Experience, & Skills

Software automated test development and execution
Software algorithm development
Experience developing and deploying software in a DevSecOps pipeline
Previous experience in technical/project team leadership
Master's Degree in Computer Science or Computer Engineering

#ECSSE

Pay Information Full-Time Salary Range: $132962 - $226035

Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.

Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics. About BAE Systems, Inc.BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.

Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters.

This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.

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Skills

Documentation
Communication skills
Leadership
Design process
C++
Software development
Engineering processes
Team leadership
Computer science
Computer engineering

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