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Defense Engineer Jobs in Illinois (NOW HIRING)

Defense Sales Lead

Chicago, IL ยท On-site

$150 - $210/hr

... defense and intelligence programs, aerospace and structural analysis, molecular and materials ... We are a small engineering company, so engineers here work directly with the people using the ...

... defense and intelligence programs, aerospace and structural analysis, molecular and materials ... We are a small engineering company, so engineers here work directly with the people using the ...

Defense Sales Lead

Chicago, IL ยท On-site

$120 - $190/hr

... defense and intelligence programs, aerospace and structural analysis, molecular and materials ... We are a small engineering company, so engineers here work directly with the people using the ...

Director, Defense Contracts

Wood Dale, IL ยท On-site

$125 - $160/hr

Parts Supply, Integrated Solutions, Repair and Engineering and Expeditionary Services. AAR ... Director, Defense Contracts - 18537 Description The Director of Defense Contracts will ensure ...

Manufacturing Engineer

Rock Island, IL ยท On-site

$85 - $120/hr

About this position Global Ordnance is a premier defense solutions provider delivering mission ... The Manufacturing Engineer will work closely with production, maintenance, quality, EHS, and ...

New

IL ยท On-site

$65K - $75K/yr

Information System Security Engineer (ISSE) The Opportunity This role works directly with Department of Defense stakeholders, cybersecurity engineers, system administrators, software developers ...

Showing results 21-40

Defense Engineer information

See Illinois salary details

$32K

$92.3K

$143K

How much do defense engineer jobs pay per year?

As of Aug 22, 2026, the average yearly pay for defense engineer in Illinois is $92,331.00, according to ZipRecruiter salary data. Most workers in this role earn between $68,004.00 and $114,511.00 per year, depending on experience, location, and employer.

What is a defense engineer?

Defense Engineers are professionals who design, develop, and maintain technologies and systems used for national defense and security. Their work may include developing weapons, surveillance equipment, communications systems, and protective gear for military use. They often collaborate with government agencies and defense contractors to ensure that products meet stringent safety and performance standards. Defense Engineers apply principles from fields such as mechanical, electrical, and aerospace engineering to solve complex challenges related to defense technology.

How do defense engineers typically collaborate with multidisciplinary teams during project development?

Defense Engineers frequently work alongside professionals from various disciplines, including software developers, systems analysts, project managers, and manufacturing specialists. Effective communication and teamwork are essential, as complex defense projects require integrating multiple technologies and adhering to strict security protocols. Regular meetings, technical reviews, and cross-functional design sessions are common, ensuring that engineering solutions meet both technical requirements and regulatory standards. Being adaptable and open to feedback from different perspectives is key to success in this collaborative environment.

What are the key skills and qualifications needed to thrive as a defense engineer, and why are they important?

To thrive as a Defense Engineer, you need a strong background in engineering principles, problem-solving, and systems design, typically supported by a degree in engineering or a related field and security clearance. Familiarity with CAD software, modeling tools, and knowledge of defense industry standards or certifications like ITAR compliance is often required. Critical thinking, attention to detail, and effective teamwork are essential soft skills for success in this role. These skills and qualities ensure the development of reliable, secure, and innovative defense systems that meet stringent safety and regulatory requirements.

What is the difference between Defense Engineer vs Systems Engineer?

AspectDefense EngineerSystems Engineer
Required CredentialsBachelor's in Engineering, Security Clearances often preferredBachelor's or Master's in Engineering, Systems or related fields
Work EnvironmentDefense contractors, government agencies, military projectsVarious industries including aerospace, IT, manufacturing
Employer & Industry UsagePrimarily defense and military sectorsBroad industry use, including defense, tech, and aerospace
Common Search & ComparisonOften compared for technical and security aspectsCompared for project management and system integration skills

Defense Engineers focus on designing and developing military and defense systems, often requiring security clearances and working within defense sectors. Systems Engineers have a broader role in integrating complex systems across various industries, including defense, but with less emphasis on security clearances. Both roles require engineering backgrounds but differ in industry focus and project scope.

How much do defense engineers get paid?

Defense engineers typically earn a median annual salary ranging from $80,000 to $130,000, depending on experience, education, and location. Senior roles or those with specialized skills in systems, cybersecurity, or missile defense can earn higher salaries, often exceeding $150,000 annually.

What job categories do people searching Defense Engineer jobs in Illinois look for?

The top searched job categories for Defense Engineer jobs in Illinois are:

What cities in Illinois are hiring for Defense Engineer jobs?

Cities in Illinois with the most Defense Engineer job openings:

Infographic showing various Defense Engineer job openings in Illinois as of August 2026, with employment types broken down into 100% Full Time. Highlights an 84% In-person, and 16% Remote job distribution, with an average salary of $92,331 per year, or $44.4 per hour.

Data Engineer - TRANSCOM with Security Clearance

Agile Defense, Inc.

Scott Air Force Base, IL โ€ข On-site

$130K - $155K/yr

Other

Medical, Life, Retirement, PTO

Posted 25 days ago


Job description


About Agile Defense At Agile Defense we know that action defines the outcome and new challenges require new solutions. Thatโ€™s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next. Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agilityโ€”leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nationโ€™s vital interests. Requisition #: 1755 Job Title: Data Engineer - TRANSCOM Location: Scott AFB, IL Clearance Level: Top Secret, Must Have Clearance to Start Job Description Agile Defense is seeking a Data Scientist / Engineer to support the design, development, and operational deployment of scalable, AI-enabled data solutions within the Department of Defenseโ€™s CDAO ADA IR program. This role is part of a multidisciplinary team integrating advanced analytics, machine learning, and engineering practices into mission-critical environments at Combatant Commands. You will help shape and deploy data pipelines, pre-processing workflows, feature engineering strategies, and machine learning services within secure, containerized environments. The ideal candidate brings a hybrid of statistical modeling fluency and hands-on software engineering expertise. You will collaborate closely with product managers, full-stack developers, platform engineers, and mission stakeholders to transform raw data into meaningful insights and decision-support tools. This role requires strong technical communication skills, a collaborative mindset, and experience working in agile environments that value reproducibility, testing, and continuous delivery. Familiarity with cloud-based data platforms such as Databricks, Palantir, or AWS-native data services is highly preferred. Education and Background Typically has a Bachelor's degree in Computer Science, Information Systems, Data Engineering, or a related field (masters degree preferred)., and 3+ years of experience in data engineering or software engineering, with demonstrated experience in designing and managing complex data pipelines., or equivalent relevant work experience; e.g., each year of work experience may be substituted for each year of education required. Years of Experience 3+ years Required Skills Experience with data visualization and storytelling using tools such as Palantir's MSS Workshop and Slate applications Preferred Skills * 4+ years of experience in applied data science, Palantir Foundry development, or data pipeline development.  * Proficient in Python, SQL, and distributed data frameworks (e.g., Spark, Databricks, PySpark).  * Experience developing ML models from training to deployment using industry-standard tools and libraries (e.g., scikit-learn, TensorFlow, XGBoost).  * Familiarity with MLOps, API development, and secure cloud-based environments (e.g., AWS, Azure, Palantir Foundry).  * Strong understanding of data validation, model testing, and performance evaluation techniques.  * Excellent technical communication skills, with the ability to explain complex concepts to non-technical audiences. Working Conditions Must be able to work onsite at a SCIF $130,000 - $155,000 a year In addition, Agile Defense invests in its employees beyond just compensation.  Agileโ€™s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Learning and Development opportunities as well as other optional benefit elections. Our Core Values Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together.  What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It's how we show up every day. It's who we are. * Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do. * Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated. * Honest - Be Trustworthy. Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support. * Humble - Be Grounded. Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task. * Hungry - Be Eager. Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges. * Hustle - Be Driven. Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success. Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.