Software Engineer

Actalent; Moorestown Township (NJ); On-site; USD 59,000 - 96,000; Full time

Job summary

Actalent is seeking a Software Engineer for a contract position in Moorestown, NJ. You will design, develop, troubleshoot, and analyze software for computer-based systems in a Linux/UNIX environment, contributing to compilers, assemblers, and OS components.

Expect formal reviews, OO design, and cross-functional collaboration in a defense-focused setting. You will use Eclipse, xUnit frameworks, and scripting on Solaris/UNIX, with CMMI Level 5 processes guiding lifecycle activities.

Qualifications

• 2+ years of experience developing software in C++ or Java.
• Proficiency in C++ or Java programming in a Linux operating system environment.
• Software design, subsystem and system integration, and testing.
• Experience participating in software requirements reviews, design reviews, integration readiness review, and software acceptance reviews.
• Experience with object-oriented design and development, including design patterns and plugin architectures.
• Hands-on experience in Windows, Solaris, and Linux environments.
• Experience developing scripts for Solaris and UNIX variants.
• Proficiency using IDEs such as Eclipse.
• Familiarity with UML syntax and its application in software design.
• Familiarity with xUnit testing frameworks (JUnit, CppUnitLite).
• Experience with CMMI Level 5 life cycle processes.

Responsibilities

• Design, develop, and maintain software for computer-based systems in Linux and UNIX environments.
• Perform system modeling, simulation, and analysis to support performance objectives.
• Design and develop compilers, assemblers, utility programs, and OS components.
• Implement software designs including subsystem and system integration and testing.
• Participate in software reviews across requirements, preliminary and critical design, integration readiness, and acceptance phases.
• Apply OO design and design patterns for modular, maintainable solutions.
• Develop and maintain scripts for Solaris and other UNIX variants to support automation.
• Use IDEs like Eclipse to develop, debug, and maintain software.
• Contribute to documentation for new and existing software programs.

Skills

C++

Java

Linux

Software design

System integration

Testing

Requirements review

Design reviews

Integration readiness

Acceptance reviews

OO design

Design patterns

Plugin architectures

Windows

Solaris

UNIX scripting

Eclipse

UML

JUnit

CppUnitLite

xUnit

CMMI Level5

Tools

Eclipse

Job description

Job Description

This role focuses on designing, developing, troubleshooting, and analyzing software programs for computer-based systems within a complex, mission-driven environment. You will perform system modeling, simulation, and analysis, and contribute to the design and development of compilers, assemblers, utility programs, and operating systems. As needed, you will provide input for documentation related to new and existing software, ensuring clarity, accuracy, and maintainability.

Job Title: Software Engineer

Job Description

This role focuses on designing, developing, troubleshooting, and analyzing software programs for computer-based systems within a complex, mission-driven environment. You will perform system modeling, simulation, and analysis, and contribute to the design and development of compilers, assemblers, utility programs, and operating systems. As needed, you will provide input for documentation related to new and existing software, ensuring clarity, accuracy, and maintainability.

Responsibilities

• Design, develop, and maintain software programs for computer-based systems in a Linux and UNIX environment.
• Perform system modeling, simulation, and analysis to support software and system performance objectives.
• Design and develop compilers, assemblers, utility programs, and operating systems components as required.
• Implement software designs, including subsystem and system integration, and conduct thorough testing activities.
• Participate in formal software reviews, including software requirements reviews, preliminary and critical design reviews, integration readiness reviews, and software acceptance reviews.
• Apply object-oriented design and development principles, including design patterns, to support modular, maintainable, and extensible software solutions.
• Develop and maintain scripts in Solaris and other UNIX variants to support automation and system operations.
• Use Integrated Development Environments (IDEs), such as Eclipse, to develop, debug, and maintain software.
• Contribute to the creation and refinement of documentation for new and existing software programs, ensuring technical accuracy and completeness.
• Work within established life cycle processes and procedures aligned with CMMI Level 5 practices.
• Collaborate with cross-functional teams to integrate software components and support system-level functionality.
• Utilize testing frameworks, including xUnit-based tools such as JUnit and CppUnitLite, to develop and execute automated tests.
• Support ongoing maintenance, troubleshooting, and analysis of software issues in deployed and test environments.

Essential Skills

• 2+ years of experience developing software with C++.
• Proficiency in C++ or Java programming in a Linux operating system environment.
• Software design, design implementation, subsystem and system integration, and testing.
• Experience participating in software requirements review, preliminary and critical design reviews, integration readiness review, and software acceptance reviews.
• Experience with object-oriented design and development, including the use of design patterns to support software insulation techniques and plugin architectures.
• Hands-on experience working in Windows, Solaris, and Linux environments.
• Experience developing scripts for Solaris and other UNIX variants.
• Proficiency using Integrated Development Environments (IDEs) such as Eclipse.
• Familiarity with UML syntax and its practical application in software design.
• Familiarity with xUnit testing frameworks, especially JUnit and CppUnitLite.
• Experience working within CMMI Level 5 life cycle processes and procedures.

Additional Skills & Qualifications

• Experience with Python and Bash scripting is a plus.
• Experience with embedded software development is beneficial.
• Object-oriented programming and software engineering best practices.
• Comfort working with multiple operating systems, including UNIX variants.
• Ability to collaborate effectively in a structured, process-driven engineering environment.

Work Environment

Work is performed on a long-term, stable defense program supporting advanced missile defense systems, with a strong history of operational use across multiple allied navies. The role is based in a professional engineering facility and involves close collaboration with a prime contractor on a major defense program. The environment emphasizes rigorous software development processes, system reliability, and adherence to established lifecycle and quality standards such as CMMI Level 5. The schedule offers flexibility, including options such as a 9/80 schedule with every other Friday off or four 10-hour days Monday through Thursday, supporting work-life balance. You will work primarily with Linux, Solaris, and other UNIX variants, using tools such as Eclipse, xUnit frameworks, and standard office productivity software in a structured, team-oriented setting.

Job Type & Location

This is a Contract position based out of Moorestown, NJ.

Pay And Benefits

The pay range for this position is $43.00 - $70.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms.

If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a fully onsite position in Moorestown,NJ. Application Deadline This position is anticipated to close on Oct 7, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email [e-mail] for other accommodation options.

San Francisco Fair Chance Ordinance:

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.