Sr. Specialist, Software Engineering

L3Harris; Colorado Springs (CO); On-site; USD 95,000 - 177,000; Full time

Job summary

L3Harris seeks a Sr. Specialist, Software Engineer to develop and maintain Command and Control systems for the Space Force. The role involves software development, design, and testing in a dynamic environment. Candidates must have a strong background in software development and security clearance.

Benefits

Health and disability insurance

401(k) match

Flexible spending accounts

Education assistance

Parental leave

Paid time off

Company-paid holidays

Qualifications

• Minimum 6 years of software experience or 4 years with a graduate degree.
• Active U.S. DoD Secret or Top Secret Security clearance required.

Responsibilities

• Develop and maintain space Command and Control systems.
• Design, develop, and test software applications for large-scale operational systems.

Skills

Java

Agile software development

Collaboration

Communication

Education

Bachelor’s Degree in Computer Science or Computer Engineering

Graduate Degree in Computer Science or Computer Engineering

Tools

Red Hat Enterprise Linux (RHEL)

Docker

Kubernetes

GitLab

Confluence

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Sr. Specialist, Software Engineer

Job Code: 23986

Job Location: Colorado Springs, CO

Job Description:

As the premier provider of Space Domain Awareness (SDA) mission solutions for the United States Space Force, L3Harris is looking for a candidate to develop and maintain space Command and Control (C2) systems. L3Harris is seeking professionals to work in a dynamic environment to solve challenging technical problems. Individuals will perform C2 system software development, design, implementation, test, and configuration management. The ideal candidate should have experience with the full software development lifecycle. This position is onsite located in Colorado Springs, CO and requires a Secret Security Clearance.

Essential Functions:

• Working under general oversight, provide solutions with strong knowledge of job area and broad knowledge of project management.
• Design, develop, and test software applications for large-scale operational systems.
• Responsible for providing guidance, coaching and training to other employees within job area.
• May manage large projects or processes that are both inside and outside of immediate job area.
• Work consists of making moderate to substantial improvement or enhancements to systems and processes to improve performance of job area.
• Communicates within and outside of own function or business area and has responsibility for communicating with parties external to the organization.
• Up to 10% travel may be required, including international travel.
• Ability to obtain U.S. DoD TS/SCI security clearance which requires US Citizenship.
• Ability to obtain Security+ certification in less than 60 days.

Qualifications:

• Bachelor’s Degree in Computer Science or Computer Engineering and minimum 6 years of software experience. Graduate Degree in Computer Science or Computer Engineering and a minimum of 4 years of software experience. In lieu of degree, 10 years of software experience.
• Active U.S. DoD Secret or Top Secret Security clearance.
• Experience developing software in Java.
• Experience working with Red Hat Enterprise Linux (RHEL).
• Experience with Cloud Native Technologies (microservices, containers, Docker, Kubernetes, DevOps, etc.)
• Experience developing and deploying software using a CI/CD pipeline.
• Experience with Agile software development and the software development lifecycle.
• Experience utilizing team collaboration tools (Confluence, Jira, GitLab).

Preferred Additional Skills:

• Active U.S. DoD TS/SCI security clearance.
• Active Security+ certification.
• Experience developing software in Java using Spring Boot framework.
• Experience developing software in C/C++ or Python.
• Experience with relational databases.
• Understanding of SDA mission data sets.
• Working knowledge of Wildfly (JBoss) application server.
• Experience with Apache NiFi and how to configure NiFi flows.
• Experience with Apache Kafka and/or RabbitMQ.
• Excellent people skills, with experience leading and collaborating in a multi-disciplinary, diverse, and dynamic team environment.
• Excellent communication skills (written, verbal, & presentation).

In compliance with pay transparency requirements, the salary range for this role in Colorado is $95,000 - $177,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements. The application window for this requisition is anticipated to close within 90 days of 7/30/2025.

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L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

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