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Added 2 mins ago
Manufacturing Engineer II
Viant Medical
Wheeling, IL
The Manufacturing Engineer is responsible for continuous improvement of manufacturing equipment (which includes designing, testing, and implementing process improvements, and writing…
Added 3 mins ago
Sr. Quality Engineer (2nd Shift)
Cirtec Medical Corporation
Lowell, MA
The Senior Quality Engineer (2nd shift) provides hands-on quality engineering support for the manufacturing of medical device components, with primary responsibility for supporting 2nd…
Added 4 mins ago
New Nuclear Electrical Engineer II
ACS Professional Staffing
Richland, WA
ACS Professional Staffing is looking for an employee to work on-site with our client. This New Nuclear Electrical Engineer II role provides engineering services and technical support for…
Added 4 mins ago
New Nuclear Electrical Engineer II
ACS Professional Staffing
Richland, WA
ACS Professional Staffing is looking for an employee to work on-site with our client. This New Nuclear Electrical Engineer II role provides engineering services and technical support for…
Added 4 mins ago
S&
Data and AI Engineer (Mid-Level)
Shannon & Wilson, Inc
Seattle, WA
- $110,000 to $145,000 USD / year
We are seeking a Data Engineer to manage, optimize, and evolve our new Microsoft-based data platform (Microsoft Fabric, Azure SQL, Power BI, etc.). This role will be instrumental in…
Added 5 mins ago
Software Engineer II
JPMC page
Jersey City, NJ
…You will work on core building blocks - such as the software development kit (SDK), orchestration patterns, reusable components, and quality tooling - that enable teams to create…
Added 5 mins ago
Software Engineer II
JPMC page
Jersey City, NJ
…You will work on core building blocks - such as the software development kit (SDK), orchestration patterns, reusable components, and quality tooling - that enable teams to create…
Added 6 mins ago
Autonomy Software Systems Engineer II - New Glenn
Blue Origin LLC
Seattle, WA
This role supports the development and operations of New Glenn, a single-configuration, heavy-lift orbital launch vehicle capable of routinely carrying people and payloads to low-Earth…
Added 6 mins ago
Electrical Engineer II - New Glenn Avionics
Blue Origin LLC
Seattle, WA
As part of a small, passionate, and accomplished team of experts, you will own end to end product development as a responsible engineer of LRUs. These LRUs are a critical component of New…
Added 7 mins ago
Mechanical Test Engineer II - New Glenn
Blue Origin LLC
Seattle, WA
This role supports the development and operations of New Glenn, a single-configuration, heavy-lift orbital launch vehicle capable of routinely carrying people and payloads to low-Earth…
Added 8 mins ago
Senior Process Engineer
Kent
Houston, TX
Kent is looking for a Senior Process Engineer to be based in our Houston, TX office and support regional project sites.
Added 9 mins ago
Software Engineer II - Notification Manager
Mastercard
O'Fallon, MO
As a Software Engineer II, you will contribute to the design, development, testing, deployment, and support of backend services that power Notification Manager. You will work closely with…
Added 11 mins ago
Validation Engineer II/III/Sr
Jubilant HollisterStier
Spokane, WA
The Validation Engineer provides technical expertise in pharmaceutical process validation and engineering activities within Commercialization, Development & Optimization (CDO). Focus areas…
Added 15 mins ago
A
Software Test Engineer
Actalent
Owatonna, MN
- $55 to $68 USD / hour
Embedded Software Test Engineer / Validation & Automation Engineer
Added 15 mins ago
Software Engineer II
Pinterest
Seattle, WA
…and efficient manner. Actively work to improve the developer process and experience in all phases from coding to operation. Contribute to and lead each step of the product development…
Added 17 mins ago
Fluids and Propulsion Engineer II - Lunar Permanence
Blue Origin LLC
Seattle, WA
The position will work under a senior engineer accountable for the helium system within the Gas and Thrusters (G&T) team on our Transfer Stage Vehicle. You will be responsible for design of…
Added 17 mins ago
Quality Engineer 3
Hexcel Corporation
Kent, WA
With our strong investment in research and development and our culture of continuous improvement, Hexcel is the industry leader in the manufacturing of advanced lightweight composite…
Added 18 mins ago
Avionics Test Engineer II - Lunar Core Components
Blue Origin LLC
Seattle, WA
As an Avionics Components Test Engineer on the Lunar Core Components team, you will serve as the test engineer for one or more Motor Control units reused across multiple vehicles and…
Added 18 mins ago
Structural Loads Engineer II - New Glenn
Blue Origin LLC
Seattle, WA
This role supports the development and operations of New Glenn, a single-configuration, heavy-lift orbital launch vehicle capable of routinely carrying people and payloads to low-Earth…
Added 19 mins ago
Hybrid Cloud Platform Engineer (PaaS) - Top Secret
General Dynamics Information Technology
Saint Louis, MO
…work depends on TS/SCI level cleared Hybrid Cloud Platform Engineer joining our team to support our Intelligence customer in Springfield, VA or St Louis,…
Added 21 mins ago
Project Engineer II
Janicki Industries Inc.
Hamilton, WA
…defense, and space industries. We are looking for a Project Engineer II to join our growing…
Added 21 mins ago
A
Structural Project Engineer
AHBL
Tacoma, WA
- $32.93 to $47.84 USD / hour
…This role could be filled by candidates at either a Project Engineer I or Project Engineer II level, and the hiring team will determine which level is most appropriate for each candidate…
Added 22 mins ago
A
Civil Project Engineer - Entry Level
AHBL
Tacoma, WA
- $32.93 to $41.35 USD / hour
…This role could be filled by candidates at either a Project Engineer I or Project Engineer II level, and the hiring team will determine which level is most appropriate for each candidate…
Added 22 mins ago
EM
Construction Administrator
Eastern Municipal Water District
Perris, CA
- $54.04 to $67.3 USD / hour
…to assist the Senior Construction Administrator or Principal Engineer with larger complex projects. Assignments are given with general guidelines and incumbents are responsible for…
Added 24 mins ago
Senior Specialist, Network Plan Engineer
L3Harris
Palm Bay, FL
Job Title: Senior Specialist, Network Engineer (Sign-On Bonus Available)

Closed listing

Amentum

Software Engineer II

Jefferson City, MO, United States

$97k - $121k

This opening has closed.

The original listing is kept below for reference.

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About employer

Job details

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

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Original job description

Archived listing. The details below describe a past opening.

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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