Senior COTS Developer

CACI International Inc; Herndon (VA); On-site; USD 121,000 - 266,000; Full time

Job summary

CACI International Inc. is seeking a seasoned Senior COTS Developer to support a mission-critical NGA program. You will develop and maintain COTS-based applications, write complex SQL for reporting, and collaborate on BI and integration components to modernize systems.

The role requires a Top Secret clearance, a CS/IT degree (or equivalent experience), and extensive experience with COTS tools, APIs, and data migrations. Expect a high‑tempo environment supporting national security missions.

Qualifications

• Active Top Secret clearance with ability to obtain/maintain SCI and polygraph.
• 10+ years of experience with COTS development tools for system integration, APIs, and configuration control.
• Proficiency in Java, Python, JavaScript, and SQL; experience with complex relational queries.
• Experience with data conversions/migrations within/between COTS platforms.

Responsibilities

• Design, develop, modify, and maintain application programs and interfaces within the COTS suite.
• Support HR, Financials, and CRM systems; write/optimize SQL for reports.
• Work with BI and integration components; support API development and system integration.
• Coordinate with stakeholders to align development with requirements; ensure data integrity.

Skills

Java

Python

JavaScript

SQL

HTML

Clearance

Education

Bachelor's degree in Computer Science/IT or related field

4 additional years of relevant experience in lieu of degree

Tools

COTS development tools

APIs

Job description

Job Title: Senior COTS Developer
Job Category: Information Technology
Time Type: Full time
Minimum Clearance Required to Start: Top Secret
Employee Type: Regular
Percentage of Travel Required: None
Type of Travel: Local

The Opportunity

CACII is seeking a experienced Senior COTS Developer to support a mission‑critical program for the National Geospatial‑Intelligence Agency (NGA). In this role, you will create, modify, and maintain application programs, components, and interfaces within the COTS software suite used to perform everyday business operations such as HR, Financials, and Customer Relationship Data. You will develop code, work with SQL to extract data from the database into usable reports, and support the Business Intelligence (BI) and integration components of the software. This position offers the opportunity to directly support national security missions in a fast‑paced environment.

Responsibilities

• Design, develop, create, modify, and maintain application programs, components, and interfaces within the COTS software suite
• Support everyday business operations software, including HR, Financials, and Customer Relationship Data systems
• Utilize COTS software development and reporting tools to support modernization and system enhancements, identify and resolve defects as needed, and provide Tier 3 support
• Write and optimize SQL queries to extract data from the database into usable reports
• Work with Business Intelligence (BI) and integration components of the software
• Support system integration and API development to connect COTS applications with other systems
• Perform platform customization, database and query management, and configuration control
• Support data conversion and data migration activities, ensuring data integrity and accuracy throughout the process
• Coordinate with program stakeholders to ensure development work aligns with business and technical requirements

Qualifications

Required Qualifications

• Active Top Secret clearance with the ability to obtain/maintain SCI and polygraph
• Bachelor's degree in Computer Science, Information Technology, or a related field, or 4 additional years of relevant experience (in addition to the 5 years below) in lieu of degree
• 10+ years of experience with COTS development tools to support system integration and APIs, platform customization, database and query management, and configuration control
• Proficiency in Java, Python, JavaScript, and SQL, with hands‑on experience writing complex queries against relational databases
• Experience with data conversions and data migrations within or between COTS platforms
• Proficiency in HTML

Desired Qualifications

• Certified AWS Solutions Architect (Associate or higher) and/or SAFe Agilist certification
• Experience with Momentum Financials (Unison/CGI) systems
• Experience supporting NGA or other NGA/IC customer environments

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

$120,800 - $265,800

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.