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Software Engineer Intern
JM Flex Solutions LLC
FL
As a Software Engineer Intern, you will gain hands-on experience supporting software development, data, and AI initiatives. Your contributions will help streamline business processes,…
Added 1 min ago
Robotics Control Engineer
Framatome North America
Lynchburg, VA
Develops new or adapted products, methods, systems or models to provide added value solutions to customers.
Added 2 mins ago
QA Software Engineer
SynQor
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The QA Software Engineer is responsible for ensuring high quality of native and web applications through collaboration with the Software Engineering team and other Stakeholders. Projects…
Added 3 mins ago
Performance and Modeling Engineer
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…validation strategies, and execution plans; Develop and maintain GPU software testing and regression infrastructure using Python and Kotlin; Triage of model and simulation regressions;…
Added 3 mins ago
M365 Automation & SharePoint Solutions Engineer
E-Infosol LLC
Washington, DC
E-INFOSOL LLC is seeking a motivated and results-driven M365 Automation & SharePoint Solutions Engineer to be a full-time employee in Washington, DC to join our innovative and…
Added 3 mins ago
Power Electrical Engineer
HDR
Greenville, SC · Columbia, SC · Fort Mill, SC · Charleston, SC
…grow. From massive data centers to modernizing transmission systems, our industry-recognized engineers and scientists have been at the forefront of grid transformation for more than a…
Added 3 mins ago
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Senior Forward Deployed Solutions Architect, Large Pharma
SAS
UNAVAILABLE, NJ
- $136,948 to $167,380 USD / year
We’re a leader in data and AI. Through our software and services, we inspire customers around the world to transform data into intelligence – and questions into answers.
Added 3 mins ago
Senior Energy Distribution and Management Engineer
Anduril Industries
Santa Ana, CA
…companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is powered by Lattice OS, an AI-powered operating…
Added 4 mins ago
Data Analytics & Visualization Engineer
Leidos
Scott Air Force Base, IL
The Leidos Digital Modernization Group seeks a Data Analytics & Visualization Engineer for the Global Solution Management – Operations II (GSM-O II) contract, under the Global Automations &…
Added 4 mins ago
Data Analytics & Visualization Engineer
Leidos
Scott Air Force Base, IL
The Leidos Digital Modernization Group seeks a Data Analytics & Visualization Engineer for the Global Solution Management – Operations II (GSM-O II) contract, under the Global Automations &…
Added 4 mins ago
Section 508 Compliance Test Engineer
CACI International
O'Fallon, IL
Experience: Minimum 5 years in software testing, including demonstrated hands-on Section 508/accessibility compliance testing of enterprise web applications or large-scale information…
Added 4 mins ago
Senior Connectivity Systems Engineer
Caterpillar, Inc.
Mossville, IL
The Senior Connectivity Systems Engineer will provide end-to-end technical leadership for the development, integration, and delivery of machine connectivity capabilities. This role will…
Added 4 mins ago
Manufacturing Engineer (Steel Fabrication)
Slagel Manufacturing Inc
Forrest, IL
Added 4 mins ago
ETS Developer IV- Core Payments
Navy Federal Credit Union
Vienna, VA · Pensacola, FL
We are looking for an experienced Digital Engineer to provide technical leadership and direction across Digital, with a focus on security, technology strategy, architecture, and…
Added 4 mins ago
Data Test Engineer
CACI International
Scott AFB, IL
Experience: Minimum 5 years in software testing with a minimum of 2 years dedicated data testing for large-scale enterprise or ERP systems
Added 4 mins ago
Sr. Staff Systems Engineer
Northrop Grumman
Rolling Meadows, IL
The Sr. Staff Systems Engineer owns responsibility for executing the overall systems engineering effort on the program and directs the execution of all systems engineering activities. The…
Added 5 mins ago
System Test Engineer
CACI International
Lisle, IL
Under direct supervision, test software in various aspects of IP/telecommunication systems on multiple hardware platforms utilizing Linux and/or Unix-based operating systems.
Added 5 mins ago
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Mission Critical Associate Field Engineer - PLC - Automated Logic - Sullivan, IN
Carrier
Lisle, IL
- $43,500 to $87,500 USD / year
…who want a career, not just a shift. As a PLC Associate Field Engineer, you will be crucial to Automated Logic’s business through the field installation, startup, commissioning,…
Added 5 mins ago
Software Engineer
Popular Bank
Rosemont, IL
Added 5 mins ago
Software Engineer
Popular Bank
Rosemont, IL
Added 5 mins ago
Senior Fullstack Engineer / .NET / Angular / eCommerce
Kelly Services
Downers Grove, IL
A global industrial technology organization is seeking a full-time Senior Software Engineer to join its E-Commerce engineering team in Naperville, Illinois. This hybrid position focuses on…
Added 5 mins ago
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Network Infrastructure Engineer II
Akamai Technologies, Inc.
Springfield, IL
- $83,200 to $149,800 USD / year
As a Network Infrastructure Engineer II, you will oversee operations in our global data centers. You will monitor and maintain our data centers, networks, and servers worldwide. You will…
Added 5 mins ago
Software Engineer II
Amentum
Springfield, IL
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 5 mins ago
Mainframe Technical Engineer
Highmark Health
Springfield, IL
…COUPLING FACILITY technical ecosystem including infrastructure, systems, networks, applications, integrations, etc. They will work closely with other technical professionals, analysts, and…
Added 5 mins ago
Software Engineer, Infrastructure - Central Growth
Meta
Springfield, IL
Software Engineer, Infrastructure - Central Growth Responsibilities:

Amentum

Software Engineer II

Springfield, IL, 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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