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Software Engineer

CACILisle, Illinois

$90,300 - $189,600 / year

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Overview

Schedule
Flexible-schedule
Full-time
Career level
Senior-level
Remote
On-site
Compensation
$90,300-$189,600/year
Benefits
Health Insurance
Family/Dependent Health
Paid Vacation

Job Description

Job Title: Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: NoneEmployee Type: RegularPercentage of Travel Required: Up to 25%Type of Travel: None* * *

The Opportunity

Join CACI’s Wireless Group—an elite team of ~30 engineers specializing in digital signal processing, large‑scale application development, wireless protocols, hardware integration, and mission‑critical platform development. For nearly three decades, our solutions have supported U.S. Government missions with high‑reliability systems ranging from small, custom hardware/software builds to 24x7 enterprise products used across multiple customers.

We are seeking a Software Engineer who enjoys solving non‑standard technical challenges and contributing to innovative wireless and telecommunications solutions.

What You’ll Do

  • Design, develop, integrate, test, and maintain complex telecommunications software—including physical layer, L2/L3 protocols, core network procedures, applications, and user interfaces.
  • Collaborate with product development teams to create concepts, evaluate feasibility, and deliver high‑quality technical solutions.
  • Participate in systems‑level engineering discussions to align multiple use cases into best‑in‑class designs.
  • Travel occasionally (0–15%) to CACI partner sites, customer sites, or other engineering locations.

Required Qualifications

  • Bachelor’s or Master’s degree in Computer Engineering, Computer Science, Electrical Engineering, or related technical field.
  • Minimum 3 years of relevant software engineering experience (or equivalent combination of education and experience).
  • Proficiency developing in Linux/Unix environments.
  • Strong software development skills in C++ and C, including Object‑Oriented Design.
  • Experience using development tools (editors, compilers, debugging tools).
  • Ability to learn new technologies quickly and work with existing codebases.
  • Ability to read technical specifications and translate them into software implementations.
  • Strong oral/written communication skills and ability to work both independently and collaboratively.
  • Flexible and adaptable to evolving technical environments.
  • Strong problem‑solving skills with willingness to expand beyond assigned tasks.
  • Ability to obtain and maintain a TS/SCI clearance.

Desired Qualifications

  • Experience with wireless protocols (e.g., 3GPP, IEEE standards, ITU/ETSI mobile radio standards).
  • Experience with Python or other scripting languages.
  • Familiarity with multi‑threaded applications and multi‑processor systems.
  • Experience debugging system‑level issues using lab equipment.
  • Knowledge of software engineering processes from requirements reviews to final delivery and sign‑off.
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What You Can Expect:

 A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$90,300 - 189,600 USD
CACI 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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FAQs About Software Engineer Jobs at CACI

What is the work location for this position at CACI?
This job at CACI is located in Lisle, Illinois, according to the details provided by the employer. Some roles may also include multiple work locations depending on the requirement.
What pay range can candidates expect for this role at CACI?
Candidates can expect a pay range of $90,300 and $189,600 per year.
What employment applies to this position at CACI?
CACI lists this position under the following employment categories:
  • Flexible-schedule
  • Full-time
What experience level is required for this role at CACI?
CACI is looking for a candidate with "Senior-level" experience level.
What benefits are offered by CACI for this role?
CACI offers following benefits: Health Insurance, Family/Dependent Health, Paid Vacation, Career Development, 401k Matching/Retirement Savings, Tuition/Education Assistance, and Health & Wellness Programs for this position. Actual benefits may vary depending on the employer's policies and employment terms.
What is the process to apply for this position at CACI?
You can apply for this role at CACI either through Sonara's automated application system, which helps you submit applications 10X faster with minimal effort, or by applying manually using the direct link on the job page.