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L3Harris is the Trusted Disruptor in defense tech. 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: Senior Specialist, Software Engineering
Job Code: 44992
Job Location: Colorado Springs, CO
Job Schedule: 9/80
Job Description:The Senior Specialist, Software Engineering will provide technical leadership for software sustainment of a fielded satellite communications system. The role leads analysis and resolution of security findings, designs and implements complex system improvements, and delivers reliable software that supports an operational mission. Work includes architecture and detailed design, technical documentation, implementation, automated testing, and collaboration across engineering disciplines.
This position is located in Colorado Springs: L3Harris Careers in Colorado
Essential Functions:- Lead the design, documentation, implementation, code review, and automated testing of complex software features and sustainment releases.
- Own technically challenging sustainment activities, including security remediation, root-cause analysis, system improvements, and resolution of customer-impacting software issues.
- Provide technical guidance to team members; contribute to development standards, peer reviews, planning, estimation, and continuous improvement of engineering practices.
- Partner with systems, test, cybersecurity, and customer stakeholders to define solutions, verify system behavior, and support deployment and operational readiness. Occasional travel may be required. Active TS/SCI clearance is required.
Qualifications:- Active Top Secret / SCI security clearance required.
- Bachelor's Degree and a minimum of 9 years of prior relevant experience, or a Graduate Degree and a minimum of 7 years of prior relevant experience, or equivalent experience. In lieu of a degree, a minimum of 13 years of prior related experience is required.
- Demonstrated expertise developing production software in Python, Java, C, C++, or comparable object-oriented languages.
- Strong experience developing and troubleshooting software in Unix/Linux environments, including shell scripting and system-level debugging.
- Demonstrated experience with software architecture and design, automated unit and integration testing, and delivery of maintainable, well-documented code.
- Proven technical leadership in design reviews, code reviews, complex debugging, and mentoring or guiding less-experienced engineers.
- Ability to work on-site and communicate complex technical information clearly to engineering and program stakeholders.
Preferred Additional Skills:- Experience with Meadowlands system development or comparable satellite communications mission systems.
- Experience designing, implementing, or improving CI/CD pipelines, including automated build, test, security, and deployment workflows.
- Experience developing, deploying, and troubleshooting containerized applications using Docker or comparable container technologies.
- Experience integrating software with FPGA-based systems, embedded hardware, or other hardware interfaces.
- Experience developing production software in TypeScript and modern web application frameworks.
- Experience with automated test frameworks, test strategy, and software verification in mission-critical environments.
- Experience working in Agile and DevSecOps environments, including configuration management and secure software development practices.
- Familiarity with agentic AI concepts and AI-enabled development workflows, including prompt/context engineering, tool integration (e.g., APIs or MCP), development of reusable agents or skills, and effective validation of AI-generated software artifacts. Experience with CI/CD Pipelines.
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In compliance with pay transparency requirements, the salary range for this role in Colorado state is $97,000 - $180,000 annually. 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.
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. 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.
L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish . For information regarding your Right To Work, please click here for English or Spanish .
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