United States

Engineer Jobs in United States

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1mo ago

Senior Java Software Engineer – TS/SCI Poly Required

Arrona Tech LLC Hanover, MD

Hanover, MD

1mo ago Closed

$180k - $230k/yr Full time Backend Developer Senior Git

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

Arrona Tech LLC is seeking a Senior Java Software Engineer to join an on-site team in the Hanover/Fort Meade area. This role requires an active TS/SCI clearance with polygraph and focuses on designing, developing, and maintaining mission-critical Java software across the full software lifecycle. You will work closely with a small, high-impact team to deliver robust solutions in operational environments.

Responsibilities

Develop, maintain, and enhance complex software systems from documented requirements.
Analyze user needs to derive software design and performance specifications.
Design, code, test, and sustain new and existing applications.
Modify software to add features, fix defects, adapt to hardware changes, and improve performance.
Debug issues and resolve software problem reports.
Integrate software into new or modified systems and operating environments.
Develop RESTful services and enterprise web applications.
Create and maintain database queries and data repository interfaces.
Support front-end dashboards, backend repositories, and end-to-end data workflows.
Collaborate with system and hardware engineers to define software requirements, interfaces, limitations, and performance needs.
Develop or implement algorithms to meet system performance and functional standards.
Assist with software test procedures and quality control.
Review software components for design conformance and maintain documentation.
Document test results and support the creation of Interface Control Documents and design specifications.
Generate design specifications using UML-based tools and maintain design artifacts.
Support software deployment, installation, and operational monitoring.
Recommend and implement improvements to documentation and development standards.
Serve as a technical lead when project needs and processes call for it.

Requirements

Active TS/SCI clearance with polygraph is required; candidates must currently hold the clearance.
U.S. citizenship is required due to federal contract requirements.
Bachelor’s degree in Computer Science, Software Engineering, or a related technical discipline, plus 14 years of software engineering experience on programs of similar scope, type, and complexity; or 18 years of experience may substitute for the degree.
14+ years of software engineering experience; 10+ years of Java programming experience; 2+ years of Java 1.7 or higher.
Experience developing presentation-tier applications; 1+ year with the Spring Framework.
2+ years of JavaScript development; 5+ years of JSP and Servlet programming; 5+ years of JEE enterprise web application design and development.
5+ years designing and developing RESTful applications; ability to deploy applications in an Apache Tomcat server.
1+ year working with JavaScript presentation libraries (e.g., jQuery, Angular, ExtJS).
6+ years of experience programming on Linux platforms; 6+ years using revision control tools (Git, GitLab, SVN, CVS, ClearCase).
6+ years of test-driven development experience; 3+ years of Oracle, PL/SQL, and/or MySQL experience.
Experience writing Interface Control Documents and documenting design specifications for system components.
Experience using UML-based tools (e.g., Confluence, Gliffy) and Microsoft Office tools.

Technologies

Java, Java 1.7+, JEE, J2EE
Spring, JavaScript, JSP, Servlets
REST, RESTful APIs, Apache Tomcat
Linux, C++, Git, GitLab, SVN, CVS, ClearCase
Oracle, PL/SQL, MySQL, MongoDB
Apache Camel, Docker, UML
Confluence, Gliffy, TDD, RPM, YUM, SNMP

Benefits

401(k)
401(k) matching
Paid time off
Retirement plan

Why this role stands out

Work within a small, high-impact mission software team.
Develop and maintain software used in operational environments.
Collaborate directly with engineers, customers, and field-site stakeholders.
Support the full lifecycle from requirements through deployment.
Engage with Java, JEE, Spring, REST, Tomcat, Linux, databases, and git.
Join a company where leadership is accessible and performance is visible.

Technology Keywords

Java
Java 1.7+
JEE, J2EE
Spring
JavaScript, JSP, Servlets
REST, RESTful APIs
Apache Tomcat
Linux
C++, Git, GitLab, SVN, CVS, ClearCase
Oracle, PL/SQL, MySQL, MongoDB
Apache Camel, Docker
UML, Confluence, Gliffy
TDD, RPM, YUM, SNMP

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1mo ago

Frontend Software Engineers

In-Depth Engineering Corporation King of Prussia, PA

King of Prussia, PA

1mo ago Closed

$75k - $150k/yr Full time Angular APIs Axure

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

Frontend Software Engineers are needed onsite in King of Prussia, PA for In-Depth Engineering Corporation to support the CommandIQ program. The position offers a salary range of $75,000 to $150,000 per year and requires U.S. citizenship with an active Secret clearance.

Responsibilities

Attend and support Technical Interchange Meetings
Facilitate Agile Release Train scrums and planning sessions
Break down high level roadmap features into concrete tasks
Design, implement, integrate and test software features
Conduct peer reviews for fellow software engineers and troubleshoot issues as they arise
Engage in technical discussions to address overarching software architecture needs
Collaborate with cross functional peers to clarify project requirements and stakeholder needs

Essential Duties

Attend and support Technical Interchange Meetings
Facilitate Agile Release Train scrums and planning sessions
Break down high level roadmap features into concrete tasks
Architect, implement, integrate and test software features
Conduct peer reviews for fellow software engineers and troubleshoot issues as they arise
Engage in technical discussions to address overarching software architecture needs
Collaborate with cross functional peers to clarify project requirements and stakeholder needs

Requirements

U.S. Citizen with a valid passport
Active Secret clearance
Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or other STEM degree
2+ years of professional experience
Experience with UI/UX Design and Iteration Process/Tools (Figma, MockFlow, UXPin, Axure)
Frontend framework development experience using Angular, JavaScript, CSS, and HTML
Experience or familiarity with Docker and REST APIs
Experience across the full Software Development Life Cycle (SDLC)

Technologies

Angular
JavaScript
CSS
HTML
Docker
REST APIs
Figma
MockFlow
UXPin
Axure
Playwright
Cypress
Selenium
Jest
GitLab CI/CD
Helm
Kubernetes
gRPC
Python
Flask
Figma AI
UX Pilot

Benefits

Generous PTO
401(k) plan
Health insurance package
Medical, dental, and vision coverage
Safe Harbor 401(k) program
Paid Time Off (PTO)
Short-term disability (STD)
Long-term disability (LTD)
Life insurance
Tuition assistance for higher education

Basic Qualifications

U.S. Citizen with a valid passport
Active Secret clearance
Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or other STEM degree
2+ years of professional experience
Experience with UI/UX Design and Iteration Process/Tools (Figma, MockFlow, UXPin, Axure)
Frontend framework development experience using Angular, JavaScript, CSS, and HTML
Experience or familiarity with Docker and REST APIs
Experience across the full Software Development Life Cycle (SDLC)

Desired Qualifications

Experience in Agile Methodologies and Tools
Experience in UI/UX Test Frameworks (Cypress, Selenium, Playwright, Jest)
Experience in a Full-Stack engineering role
Experience or exposure to GitLab CI/CD, Helm, Kubernetes, gRPC, Python, Flask
Experience with utilizing AI tools (Figma AI, UX Pilot, Google Stitch) within the UI/UX design process
Experience performing verification-level testing on UI/UX components and applications using UI/UX test frameworks

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1mo ago

Software Engineer Analyst - AI Trainer

DataAnnotation Walnut Creek, CA 🇺🇸 Remote

Walnut Creek, CA

1mo ago Closed

$50 - $100/hr Full time Ai Ml Ai Trainer Ai Training

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

DataAnnotation is expanding its AI training program and is seeking a Software Engineer Analyst - AI Trainer to help shape the next generation of AI systems. In this remote-friendly role, you will design varied coding problems, craft clear code snippets with explanations, and evaluate AI-generated code to drive model improvements. The position is based in Walnut Creek, California, with flexible scheduling and competitive hourly pay.

Responsibilities

Design and solve a diverse set of coding problems used to train AI systems.
Write clean, high-quality code samples accompanied by detailed explanations.
Evaluate AI-generated code for correctness, performance, and readability.
Provide actionable feedback that informs the next generation of AI models.

Requirements

English fluency at native or bilingual level.
Proficiency in at least one of the following languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift.
Excellent writing and grammar skills.
A bachelor’s degree (completed or in progress).
Previous experience as a Software Developer, Coder, Software Engineer, or Programmer is preferred.

Technologies

JavaScript
TypeScript
Python
C
C#
C++
React
Go
Java
Kotlin
Swift

Benefits

Fully remote: work from anywhere in the United States, Canada, the United Kingdom, Ireland, Australia, and New Zealand.
Flexible schedule: select projects and set your own hours from your own computer at home.
Competitive pay: hourly compensation up to $100+ USD, with potential higher bonus rates on select projects.
Impact: contribute to advancing AI technologies and model development.

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1mo ago

Backend Software Engineers

In-Depth Engineering Corporation Colorado Springs, CO

Colorado Springs, CO

1mo ago Closed

$75k - $150k/yr Full time Backend Developer API APIs

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

Onsite in Colorado Springs, CO for the CommandIQ program, this full-time role offers a salary range of USD 75,000 to 150,000 per year plus benefits.

Responsibilities

Assist with Technical Interchange Meetings
Facilitate Agile Release Train scrums and planning sessions
Break down high level roadmap features into actionable tasks
Design, implement, integrate, and test software features
Conduct peer reviews and diagnose defects as they arise
Engage in technical discussions to address broad software architecture needs
Collaborate with cross-functional peers to clarify project requirements and stakeholder needs

Requirements

U.S. citizen with a valid passport
Active Secret clearance
Bachelors degree in Computer Science, Computer Engineering, Software Engineering, or another STEM field
Minimum of two years of professional experience
Experience with Rust or C, and Java
Familiarity with backend containerization concepts using Docker
Knowledge of or exposure to gRPC for framework development
Hands-on experience across the full Software Development Life Cycle (SDLC)

Technologies

Rust
C
Java
Docker
gRPC
Python
Selenium
Cypress
Playwright
Gitlab CI/CD
Kubernetes
Helm

Benefits

Generous PTO
401K
Health Insurance Package
Medical coverage
Dental coverage
Vision coverage
Safe Harbor 401(k) program
Short-Term Disability (STD)
Long-Term Disability (LTD)
Life insurance
Tuition assistance for higher education

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1mo ago

Backend Software Engineers

In-Depth Engineering Corporation King of Prussia, PA

King of Prussia, PA

1mo ago Closed

$75k - $150k/yr Full time Backend Developer APIs Automation

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

Backend Software Engineers are sought for the CommandIQ program with In-Depth Engineering Corporation, onsite in King of Prussia, Pennsylvania. The position carries a salary range of USD 75,000 to 150,000 per year and comes with a comprehensive benefits package. This role collaborates across teams to design, implement, and test robust backend solutions within an enterprise environment.

Responsibilities

Facilitate Technical Interchange Meetings to align on technical directions
Support Agile Release Train scrums and planning sessions
Break down high-level roadmap features into actionable work items
Design, implement, integrate, and test software features
Conduct peer reviews and assist in debugging issues as they arise
Participate in technical discussions to address overarching software architecture needs
Collaborate with cross-functional peers to clarify project requirements and stakeholder needs

Requirements

U.S. Citizen with a valid passport
Active Secret clearance
Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or other STEM field
2+ years of professional experience
Experience or familiarity with Rust (or C) and Java
Exposure to backend containerization concepts using Docker
Exposure or familiarity with gRPC for framework development
Direct experience across the full Software Development Life Cycle (SDLC)

Technologies

Rust
C
Java
Docker
gRPC
Kubernetes
Helm
GitLab CI/CD
Selenium
Cypress
Playwright
REST
Python

Benefits

Generous PTO
401K
Health Insurance Package
Medical, dental, and vision coverage
Safe Harbor 401(k) program
Paid Time Off (PTO)
STD
LTD
Life insurance
Tuition assistance for higher education

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1mo ago

Software Engineer, R&D

CorTech Santa Rosa, CA

Santa Rosa, CA

1mo ago Closed

$57 - $57/hr Full time Device Testing Engineering Java Language

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

On-site Software Engineer, R&D in Santa Rosa, CA, responsible for designing and implementing software-driven manufacturing test processes for new products, including time-domain measurements with the Keysight N1000A.

Responsibilities

Collaborate with engineering teams to design and implement software manufacturing test processes that exercise features of new products entering the market.
Develop familiarity with theory and practical applications of time-domain measurements using the Keysight N1000A, sampling diode, and Optical to Electrical converter (OE).
Leverage software design expertise to create manufacturing test solutions using different types of pulse lasers and trigger frequencies.

Requirements

Experience with object‑oriented programming languages, with C++, C#, or Java preferred.
Excellent communication skills.
Ability to function effectively in a team environment.
Educational background: Undergraduate or Graduate Degree in Electrical Engineering, Computer Science, or Computer Engineering.

Technologies

C++, C#, Java
SCPI
Keysight N1000A

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1mo ago

Plant Engineer

Spartan Composites LLC Saltillo, MS

Saltillo, MS

1mo ago Closed

$92k - $125k/yr Full time Design Engineering Engineering Industrial Engineering

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

Hands-on Plant Engineer role at Spartan Composites LLC in Saltillo, MS, focused on improving production processes, equipment reliability, safety, and manufacturing capacity in a composite manufacturing environment, serving as the technical lead for equipment, tooling, facilities, automation, and capital projects.

Responsibilities

Design and optimize manufacturing processes, workflows, equipment, and production methods; implement continuous improvements.
Assess operations to uncover bottlenecks, waste, quality issues, capacity limits, and safety risks.
Lead root-cause investigations for production, quality, equipment, and process problems and implement corrective actions.
Create and maintain process documentation including work instructions, specifications, standards, flow diagrams, and operating procedures.
Review manufacturing data, downtime trends, scrap rates, and production performance to identify improvement opportunities.
Support new product introductions by defining manufacturing methods, tooling needs, validation plans, and readiness activities.
Collaborate with production teams to enhance safety, quality, throughput, labor efficiency, and equipment utilization.
Provide engineering support for industrial presses, curing systems, material handling equipment, hydraulics, pneumatics, tooling, automation, and facility infrastructure.
Troubleshoot complex mechanical, electrical, hydraulic, pneumatic, and process-related equipment issues.
Evaluate equipment performance and develop solutions to improve reliability, maintainability, and efficiency.
Plan and coordinate modifications, upgrades, rebuilds, and retrofits of production equipment and tooling.
Support preventive and predictive maintenance programs through reliability engineering and performance analysis.
Review equipment specifications and recommend replacements, upgrades, or expansions.
Lead engineering and capital projects from concept to completion.
Develop project scopes, budgets, schedules, risk assessments, resource plans, and implementation strategies.
Coordinate with vendors, contractors, suppliers, maintenance personnel, and internal stakeholders.
Prepare capital expenditure requests, cost-benefit analyses, ROI evaluations, and project justifications.
Manage equipment procurement, installation, commissioning, startup, and acceptance testing.
Monitor progress to ensure safety, on-schedule delivery, budget compliance, and specification conformance.
Maintain project documentation including schedules, drawings, contracts, change orders, and commissioning records.
Lead Lean Manufacturing, 5S, waste reduction, process optimization, and productivity initiatives.
Apply structured problem solving such as Root Cause Analysis, Fishbone, 5 Why, PDCA, and corrective actions.
Identify and implement automation opportunities to improve efficiency, consistency, quality, and safety.
Support development and tracking of KPIs for productivity, quality, downtime, throughput, scrap, and OEE.
Contribute to strategic planning for future manufacturing capabilities, equipment needs, and facility expansion.
Ensure engineering solutions align with quality standards, customer requirements, and manufacturing specifications.
Participate in internal audits, corrective actions, process validations, and quality improvement initiatives.
Maintain compliance with OSHA, environmental requirements, electrical standards, and safety policies.
Support engineering documentation and change management processes.
Serve as a technical resource for production, maintenance, quality, and leadership teams.
Train and mentor operators, technicians, and maintenance personnel on operation, troubleshooting, process controls, and best practices.
Promote communication, teamwork, accountability, and continuous improvement across the organization.
Support off-shift and weekend troubleshooting, project execution, and startup activities as required.

Requirements

Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, Industrial Engineering, Chemical Engineering, or related discipline.
Five or more years of manufacturing engineering experience in an industrial production environment.
Experience leading engineering efforts, process improvement, and capital projects.
Experience supporting manufacturing equipment, tooling, and production systems.
Proficiency reading engineering drawings, schematics, and technical documentation.
Experience in composite manufacturing, advanced materials, plastics, aerospace, defense, automotive, or related industries.
Lean Six Sigma certification or equivalent continuous improvement training.
Experience with industrial presses, hydraulic systems, automation systems, PLC controlled equipment, and process development.
PMP certification or equivalent project management experience.
Ability to follow safety policies, OSHA regulations, lockout/tagout procedures, and environmental compliance requirements.
Proper use of PPE and safe operation of tools, machinery, and diagnostic equipment.
Ability to identify, report, and correct unsafe conditions and hazardous work practices.
Participation in safety investigations, risk assessments, and corrective actions.
Experience working in industrial environments with moving machinery, electrical systems, noise, heat, vibration, dust, chemicals, and temperature variations.
Commitment to clean and organized work areas in line with 5S standards.
Willingness to participate in required safety training, emergency response procedures, and incident reporting activities.

Technologies

CAD software
Microsoft Office applications
Engineering analysis tools

Benefits

401(k)
401(k) matching
Dental insurance
Health insurance
Health savings account
Life insurance
Paid time off
Retirement plan
Vision insurance

Compensation

USD 92,000 - 124,500 per year

Application Questions

Have you completed a Bachelor's of Science in Engineering?
Provide your awarded degree major

Work Location

In person

Environmental, Health & Safety Requirements

Follow all company safety policies, OSHA regulations, lockout/tagout procedures, and environmental compliance requirements.
Properly use required PPE and safely operate tools, machinery, and diagnostic equipment.
Identify, report, and correct unsafe conditions and hazardous work practices.
Participate in safety investigations, risk assessments, and corrective action activities.
Work in industrial manufacturing environments with exposure to moving machinery, electrical systems, noise, heat, vibration, dust, chemicals, and varying temperatures.
Maintain clean and organized work areas in accordance with housekeeping and 5S standards.
Participate in required safety training, emergency response procedures, and incident reporting activities.