CACI International · Columbia, Maryland, US

Software Engineer

OpenFull-timePay not stated

Open — CACI International has a posting for this job. Posted 10 Nov 2026.

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Posted 10 Nov 2026 · Full-time · Pay not stated

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About this job

Job Title: Software Engineer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

* * *

The Opportunity

As a Software Engineer supporting the Data Transport System (DTS) portfolio, you will help deliver secure, reliable, and near real-time transport of critical information across the Intelligence Community, Department of Defense, and federal agencies. Your work will directly support national security missions by ensuring mission-critical data reaches the right people, at the right time, anywhere in the world.

You will be part of a team supporting Enterprise Transport and Routing (ETR), Application Messaging Framework (AMF), and Information Transport Services (ITS), organizations responsible for enabling fault-tolerant, enterprise-scale communications that protect U.S. and Allied interests. In this role, you'll work with modern distributed systems, large-scale data platforms, and high-performance applications that process data ranging from small messages to multi-terabyte datasets.

This is an opportunity to contribute to a highly visible mission while working alongside experienced engineers in a collaborative, innovative environment. Join a mission that matters.

Responsibilities:

  • Design, develop, enhance, and maintain complex software systems and applications.
  • Analyze user requirements and translate them into technical designs and performance specifications.
  • Build and support high-performance, multi-threaded, distributed computing solutions.
  • Develop new features and capabilities for enterprise-scale data transport systems.
  • Troubleshoot, debug, and resolve software defects across mission-critical applications.
  • Support real-time data streaming, processing, and analytics solutions.
  • Monitor, maintain, and troubleshoot large-scale Apache Hadoop, Accumulo, and ZooKeeper environments.
  • Develop and maintain RESTful services and enterprise Java applications.
  • Collaborate within Agile Scrum teams to deliver secure and scalable solutions.
  • Utilize software development and configuration management tools to support the full software development lifecycle.
  • Support Linux-based development and operational environments.

Qualifications:

Required:

  • Active TS/SCI clearance with Polygraph.
  • Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline.
    • Four additional years of directly related software engineering experience may be substituted for a degree.
  • 4-10 years of software engineering experience supporting programs of similar size, scope, and complexity.
  • Experience developing applications using Java in enterprise or server-side environments.
  • Experience working in Linux, Unix, or Windows operating system environments.
  • Experience with the Spring Framework and dependency injection concepts.
  • Experience building or consuming RESTful APIs.
  • Experience with software configuration management tools such as Git or similar repositories.
  • Experience developing or supporting multi-threaded applications.
  • Experience using unit testing frameworks such as JUnit.
  • Experience troubleshooting and maintaining Apache Hadoop, Apache Accumulo, and Apache ZooKeeper deployments.
  • Knowledge of container and application server technologies such as Oracle WebLogic, JBoss, or Apache Tomcat.
  • Experience working in Agile Scrum environments.

Desired:

  • Experience developing analytics using Apache Hadoop, HDFS, and MapReduce.
  • Experience processing large datasets or supporting high-volume data ingest environments.
  • Experience with cloud-scale data platforms and distributed computing architectures.
  • Knowledge of:
    • Apache Storm
    • Redis
    • Apache TinkerPop/Gremlin
    • JBoss Drools
    • Apache Camel
  • Experience with Oracle databases and data management solutions.
  • Knowledge of Public Key Enabling (PKE), SSL, file encryption, and secure communications.
  • Experience with LDAP or Red Hat Directory Services.
  • Experience using modern development environments such as IntelliJ IDEA or Eclipse.
  • Experience with build and dependency management tools such as Maven and Gradle.
  • IAM Level I certification or ability to obtain certification.

This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.

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:

$72,700 - $149,200

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.

Read the full posting

Not this job's pay

What do Software Engineer jobs in Maryland pay?

Talentify has no pay figure for this posting. The lines below are about Software Engineer jobs on Talentify in Maryland as a group, computed by Talentify's job index across their postings. They are not the pay for this job.

Of the 66 jobs with this title on Talentify in Maryland, 11 list pay per year.

Taking the midpoint of each listed range, the middle half pay 135,000–187,500 USD per year and the median is 160,000 USD per year.

None of these 11 name a currency; they are counted as USD because the jobs are in the United States.

8 of these 11 state their pay in the job description, not in a separate pay field.

Pay as employers listed it, not adjusted or verified. Updated 2026-11-12.

Computed on 2026-11-12 from the pay in 11 listings.

U.S. Bureau of Labor Statistics, for Software Developers, the occupation this job title matches. It describes the occupation, not this job.

The median wage for Software Developers in Maryland was 66.67 USD per hour (138,680 USD per year) in May 2025; the middle half earned 52.46–85.58 USD per hour.

U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025

Software Engineer pay and outlook in Maryland

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