Software Engineer

Software Engineer Job Locations US-Washington, D.C. ID 2026-5214 Type Full-Time Clearance Secret Clearance Required Overview i3 has an exciting opportunity for a Software Engineer to support the Naval Research Laboratory, Tactical Electronic Warfare Division. The TEWD's mission is to protect the warfighter from emerging threats by advancing electronic warfare (EW) through RDT&E of current and future technologies. Pay Range $122,000 - $204,000 The pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, geographic location, and any applicable laws. Responsibilities Design, implement, and maintain C/C++ and Python software for radar and RF data acquisition, processing, analysis, automation, and test support. Develop and maintain embedded software for fielded systems and legacy codebases, including data ingestion, calibration, and visualization. Integrate software with laboratory and field instrumentation across Windows and Linux platforms (e.g., USB, TCP/IP, serial). Collaborate with systems engineers, test engineers, and program managers to translate requirements into testable software solutions. Produce technical documentation, test plans, and user guides, supporting lab, shipboard, and field test campaigns as needed. Adhere to security and programmatic requirements for handling classified information and controlled environments. Qualifications Required: Bachelor’s degree in Electrical Engineering, Computer Engineering, Physics, or a closely related technical field. 3+ years of professional engineering experience with strong core programming skills, a positive attitude, and receptivity to technical feedback. Strong proficiency in C/C++ software development for fielded systems and legacy codebase support. Proficiency in Python for scripting, data processing, analysis, and automation. Working experience in Linux and Windows development and test environments. Familiarity with radar and RF engineering concepts, measurement techniques, and terminology. Desired: Experience with embedded software development and real-time systems. Experience using GitLab for version control, CI/CD, and test automation. Experience with signal processing libraries (NumPy, SciPy), data visualization, and lab data formats (HDF5, binary). Prior experience on military programs, specifically U.S. Navy programs. Master’s degree in an engineering discipline. Security Clearance Active Secret clearance. About i3 i3 is a technically diverse, 100% team member owned business, headquartered in Huntsville, Alabama specializing in missile and aviation systems engineering and logistic services, electronic warfare and electromagnetic effects analysis, UAS system integration and flight operations, full lifecycle C5ISR engineering services, cybersecurity and IT/IA innovative solutions and virtual training, simulation & serious game development and implementation. We have established a broad offering of products and capabilities collectively providing decades of experience supporting the full complement of DoD military services, Missile Defense Agency, National Aeronautics and Space Administration, and a variety of other Government organizations and private industry customers. Perks of being a team member owner include: Long-term financial security Higher job satisfaction Greater job security Personal and professional growth Great company culture Other outstanding benefits: Excellent insurance coverage 401(k) match Generous PTO Health and wellness incentives Tuition and certification reimbursement Countless opportunities to give back to the community through i3 Cares We work hard. We compete hard. We play hard. Apply now to join us! Options Apply for this job online Apply Email this job to a friend Refer Sorry the Share function is not working properly at this moment. Please refresh the page and try again later. i3 is an Equal Opportunity/VEVRAA employer and does not discriminate against otherwise qualified applicants on the basis of race, color, religion, genetics, age, sex, sexual orientation, gender, gender identity, marital status, national origin, disability, veteran status, or any other characteristic protected by law. If you are a qualified individual with a disability or a disabled veteran, you have the right to request a reasonable accommodation if you are unable or limited in your ability to use or access the i3 Career page as a result of your disability. You can request reasonable accommodations by calling (256) 513-5179 or by sending an email to hr@i3-corps.com. Thanks for your interest in i3. i3 is a drug-free workplace. The unlawful manufacture, distribution, dispensing, possession, or use of a controlled substance is prohibited. All candidates who receive conditional offers of employment are subject to drug testing. As a government contractor, i3, its current team members, and all prospective team members are required to adhere to the COVID-19 Workplace Safety Guidance and all associated Federal Acquisition Regulation(s). There may be additional customer site vaccination requirements based on work location, facility, and travel. Join our Talent Community! 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