Jobs in the United States

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Added 2 mins ago
SentinelOne Engineer
Jobgether
Remote, United States
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a SentinelOne Engineer based in the United States.
Added 2 mins ago
Senior Knowledge Engineer
Jobgether
Remote, United States
The Senior Knowledge Engineer will play a key role in transforming complex clinical and healthcare specifications into structured, accessible, and actionable data queries. In this position,…
Added 4 mins ago
Sr. Engineer, Software Engineer (Test Automation Developer)
AB3 Nationwide Life and Annuity Insurance Co
OH · AZ · IA
As a Senior Software Engineer, you will focus primarily on providing high-quality, efficient technology solutions to business partners by crafting new software applications or modifying…
Added 4 mins ago
Consultant, Data Engineer - Reference Data Management
AB3 Nationwide Life and Annuity Insurance Co
OH · AZ
As a Data Engineer, you’ll be responsible for acquiring, curating, and publishing data for analytical or operational uses. Data should be in a ready-to-use form that creates a single…
Added 11 mins ago
T
Elasticsearch Engineer *No C2C*
TEKsystems
Lincoln, MA
- $120,000 to $250,000 USD / year
…leading-edge principles, theories, and concepts. Contributes to the development of new principles and concepts. Works on unusually complex problems and provides highly innovative solutions.…
Added 11 mins ago
Senior Technical Engineering Leader - Guidewire PolicyCenter & Policy Lifecycle
MAPFRE Insurance
Webster, MA
Lead the Future of Insurance Technology – PolicyCenter Engineering Leader
Added 11 mins ago
Data Warehouse Analyst
State of Massachusetts
Quincy, MA
Added 11 mins ago
IG
Software Engineer II
Insight Global
Marlborough, MA
- $70 to $75 USD / hour
Insight Global is seeking a Software Engineer II for a top medical technology client. This candidate will join a growing team supporting the development of an innovative digital diagnostics…
Added 12 mins ago
Software Engineer II
Amentum
Boston, MA
The Software Engineer II will perform full stack development with C# program, ReactJS, MVC, Linq, and rest API development in NET Core platform. This position is US remote teleworking…
Added 13 mins ago
AI Solutions Engineer
ISACA
Remote, United States
The AI Solutions Engineer is responsible for the development, integration, implementation, and maintenance of large language model (LLM) applications used to support internal business…
Added 34 mins ago
Systems Engineer - Level 5 IPT Lead
Northrop Grumman
Chandler, AZ
Northrop Grumman Space Systems has an opening for a Systems Engineer - Level 5 to join our team of qualified, diverse individuals at our Chandler, AZ site .
Added 34 mins ago
Energetics Lead Engineer Propulsion – Level 4: Active Secret Clearance
Northrop Grumman
Chandler, AZ
The Mechanical Engineering & Energetics team is hiring an Energetics Lead Engineer Propulsion – Level 4: Active Secret Clearance professional at our Chandler, AZ location.
Added 34 mins ago
Sr. Principal Electrical Engineer IV
Northrop Grumman
Chandler, AZ
Northrop Grumman Space Systems is currently seeking a Lead Sr. Principal Electrical Engineer (Strike) in our Chandler AZ facility.
Added 34 mins ago
A
Automotive Field Service Engineer
Aerotek
Chandler, AZ
- $42 to $55 USD / hour
Road test vehicles when required to verify repairs and ensure proper operation, or coordinate with the shop foreman for road testing as needed.
Added 35 mins ago
Senior Test Engineer
Kelly Services
Phoenix, AZ
A growing communications technology organization is seeking a Senior Test Engineer to join its team in the Phoenix-area on a full-time basis. This onsite role focuses on testing and…
Added 35 mins ago
Senior Technical Writer - SATCOM Modems
Comtech Telecom
Chandler, AZ
Engineer-Level Collaboration: Partner closely with systems architects, hardware engineers, software developers, product managers, and test teams to gather highly technical product data,…
Added 39 mins ago
DS
(1115066) Test Engineer - Engine Structures & Dynamics
Diversified Services Network, Inc.
Mossville, IL
- $65,000 to $70,000 USD / year
The Test Engineer will work closely with design, simulation, and cross-functional engineering teams to evaluate complex structural failure modes, provide technical guidance, and drive…
Added 39 mins ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
The Lead Software Engineer in the Emerging Technology group is a hands-on technical leader who designs, builds, pilots, and scales next-generation software solutions that apply emerging…
Added 39 mins ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
The Lead Software Engineer in the Emerging Technology group is a hands-on technical leader who designs, builds, pilots, and scales next-generation software solutions that apply emerging…
Added 39 mins ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
The Lead Software Engineer in the Emerging Technology group is a hands-on technical leader who designs, builds, pilots, and scales next-generation software solutions that apply emerging…
Added 39 mins ago
DS
(1119604) Lead Software Engineer - Emerging Technologies
Diversified Services Network, Inc.
Remote, United States
- $140,000 to $145,000 USD / year
The Lead Software Engineer in the Emerging Technology group is a hands-on technical leader who designs, builds, pilots, and scales next-generation software solutions that apply emerging…
Added 1 hour ago
Engineering Manager
Kyoto Fusioneering America
Oak Ridge, TN
Kyoto Fusioneering (KF) is the world’s premier fusion technology and integrated systems provider, delivering critical-path technologies required for commercial fusion power. We specialize…
Added 1 hour ago
Associate Director, Power Systems Engineering
Scout Clean Energy
Boulder, CO
…execution, and ensuring operational readiness of Scout’s projects in Development and Construction. Your team will provide subject matter expertise for major power system equipment,…
Added 1 hour ago
Forward Deployed Engineer
Newcode.ai
Chicago, IL
…expertise into repeatable workflows that operate within the firm’s technology…
Added 1 hour ago
M
Founding Full-Stack Engineer
Maia
San Francisco, CA
- $100,000 to $200,000 USD / year
We’re seeking a founding engineer who thrives in a fast-paced environment and can work across our tech stack (React Native, FastAPI, AWS). Experience with machine learning is a plus.

Amentum

Software Engineer II

Boston, MA, United States

$97k - $121k

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Job details

Pay: $97k - $121k
Posting language: English
Posted: Nov 4, 2026

Original job description

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents.

The Software Engineer II will perform full stack development with C# program, ReactJS, MVC, Linq, and rest API development in NET Core platform. This position is US remote teleworking within the US and US Citizenship is required.

Essential Responsibilities:

Under general supervision, design, develop, troubleshoot, and analyze software programs for computer-based systems
Ensure automated data feeds and system interfaces are working as intended
Participate in software requirements review, preliminary and critical design reviews, integration readiness review, and software acceptance reviews
Design, write, test, deploy and support software code, as assigned
Perform software upgrades in accordance with software quality procedures
Frequent inter-organizational and outside customer contacts on technical matters
Support Continuous Improvement efforts intended to improve the quality of existing software
Design and implement new or existing standard software application programs and reports according to project software standards and conventions
Perform other duties as assigned

Knowledge, Skills and Abilities:

Deep understanding of relational databases and Microsoft SQL Server (T-SQL)
Strong knowledge of Model-View-Controller (MVC), Linq Query, and rest API development
Ability to build robust, maintainable web applications and services
Excellent communications and analytical skills required
Good Planning/organizing skills
Ability to prioritize and adapt to dynamic changes in the environment
Must be able to work under deadlines
Position may require travel 5%

Minimum Education and Experience Required:

Typically, 3 years of C# program experience with .NET technology, MVC, Linq, and rest API development with a Bachelor’s degree in a related technical discipline (e.g., BSEE, BSCS) or equivalent in Computer Science or related field
ReactJS programming experience preferred
Position may require the ability to pass and maintain a Security Clearance
US Citizenship is required.

Compensation Details:

$97k - $121k

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

11/04/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters (https://postings.govdocs.com/#/vxSkbztPuAwwxfs) .

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More about this job

Skills

Full-stack development
LINQ
API development
Troubleshoot
Process improvement
Microsoft SQL Server
SQL
Analytical skills
C#
.NET
Computer science

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