E01-L03 Software Engineer III – Remote

last updated April 16, 2026 19:48 UTC

HQ: Remote

OFF: Remote
Full-Time
Full-Stack Programming

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Start Date: Immediate

JHNA, CTSi, and EXPANSIA have come together to form a Defense Technology platform focused on delivering high-impact technologies, technology-enabled services and advanced manufacturing solutions to the U. S. Department of Defense and related national security customers. Backed by Falfurrias Management Partners, the platform brings together deep domain expertise across Army, Navy, and Air Force and Space Force programs, digital engineering, systems integration, and specialized manufacturing capabilities.

The combined organization operates as a multi-entity aerospace and defense technology and tech-enabled services and manufacturing enterprise positioned for scalable growth, operational excellence, and long-term value creation.

OVERVIEW

Full-time/Permanent Employee

Location: Remote

As a Software Engineer III, you will apply your expertise in software development, testing, and debugging to create innovative solutions that meet system requirements and performance expectations. You will conduct research and collaborate with cross-functional teams, including hardware engineers and system designers, to develop and integrate electronic data processing systems for both commercial and product-based applications. Your role will require analyzing user needs and system capabilities to optimize design feasibility within time and cost constraints. You will leverage scientific analysis and mathematical modeling to design and modify software systems while ensuring compliance with industry standards. Working under general direction, you will independently determine and develop solutions to complex technical challenges, contributing to the advancement of software engineering methodologies and best practices.

The proposed salary range for this position is $114,952-$159,705. There are a host of factors that can influence final salary including, but not limited to, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, geographic location, education, and certifications. Our employees value the flexibility EXPANSIA allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our unique mix of benefits options is designed to support and protect employees and their families. Employment benefits include health and wellness programs, income protection, paid leave and retirement and savings.

RESPONSIBILITIES

Conduct research and development in software design, testing, and electronic data processing applications

Design, develop, document, test, and debug applications software and systems containing logical and mathematical solutions

Collaborate with multidisciplinary teams to plan, design, and develop software solutions that integrate with electronic data processing systems

Determine computer user needs and analyze system capabilities to resolve programming challenges and optimize software performance

Develop compilers, assemblers, utility programs, and operating systems to support business and product applications

Ensure adherence to software engineering standards, best practices, and compliance requirements

Design and modify software systems using mathematical modeling and scientific analysis to predict outcomes and evaluate feasibility

Coordinate software system installations and monitor functionality to ensure compliance with technical specifications

Work with analysts, engineers, and programmers to define project limitations, system capabilities, and interface requirements

Provide technical support to operational strategies aligned within your program and initiatives that optimize processes, enhance productivity, and ensure quality across all program functions

Ensure 100% of planned hours are worked and recorded

Identify and forward to your leadership any opportunities that could lead to growth within your work area

Participate in growth efforts as requested

Ensure all contractual deliverables are met/exceeded to the customer’s satisfaction

Complete personal PDP and attend Staff Meeting and Storytime (with camera on)

Within your program, build productive and positive professional relationships with clients

Execute all contract requirements as assigned in accordance with the contract-specific LCAT and requirements

Perform other related duties as assigned

KEY QUALIFICATIONS

Clearance: Active Secret Clearance
Education and Years of Experience: Bachelor’s degree in a related field with 3 -10 years of experience

Proficiency in designing, developing, testing, and debugging software applications

Strong analytical and problem-solving skills with the ability to evaluate system performance and optimize solutions

Expertise in programming languages such as Python, Java, C++, or similar technologies

Experience with software development methodologies, version control systems, and testing frameworks

Ability to work independently while collaborating effectively with cross-functional teams

PREFERRED ADDITIONAL QUALIFICATIONS

Experience with Agile software development processes and DevOps methodologies

Knowledge of cloud computing, containerization, and microservices architecture

Familiarity with cybersecurity best practices and software security protocols

Proficiency in database management and data analytics tools

Understanding of system integration, performance optimization, and scalability considerations

EXPANSIA is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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