**Req ID:** RQ204844 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Test Engineering **Skills:** Software Testing Process,Test Case Design,Testing Methodology **Certifications:** AWS Cloud Practitioner - AWS - AWS **Experience:** 10 + years of related experience **US Citizenship Required:** Yes **Job Description:** Seize your opportunity to make a personal impact as a Test Engineer Advisor supporting our client’s mission. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career. At GDIT, people are our differentiators. As a Test Engineer Advisor you will help ensure today is safe and tomorrow is smarter. Our work depends on Test Engineer Advisor joining our team to design, develop tests and testing requirements for our client’s systems, software, and related technologies to detect issues and ensure high quality. GDIT is seeking a highly skilled and experienced Senior Test Engineer to join a classified government project. The ideal candidate will be an expert in testing complex, mission-critical systems, with a strong background in cybersecurity, cross-domain solutions, and waveform messaging. The candidate will be responsible for designing, developing, and executing comprehensive test plans to ensure the reliability, security, and performance of our systems. **Responsibilities:** + Develop and implement test strategies, plans, and procedures for highly complex systems in a classified environment. + Conduct end-to-end testing of **cross-domain solutions (CDS)** to ensure secure data transfer and compliance with strict security policies. + Perform rigorous **cybersecurity testing** , including vulnerability scanning, penetration testing, and security control validation. + Test **waveform messaging systems** and **signal processing** applications to verify data integrity, latency, and performance. + Automate test cases and develop test harnesses to improve efficiency and repeatability. + Collaborate with software developers, systems engineers, and project managers to identify and resolve issues. + Document test results, generate reports, and provide clear and concise feedback on system readiness. + Maintain an expert understanding of IC regulations and security protocols. **Required Skills:** + Active TS/SCI with CI Poly clearance + Bachelor's degree in Computer Science, Electrical Engineering, or a related field (or equivalent experience). + 8+ years of professional experience in software or systems testing. + Demonstrated expertise in testing **cross-domain solutions (CDS)** and an understanding of their architecture and security requirements. + Extensive experience with **cybersecurity testing** tools and methodologies. + Solid background in testing **waveform messaging systems** and **signal processing** applications. + Proficiency in test automation frameworks and scripting languages (e.g., Python, Bash). + Experience with testing tools such as JIRA, Git, and various network analysis tools. + Experience in an agile development environment. + Strong analytical skills and a meticulous attention to detail. + Excellent communication and technical writing skills. **Preferred Skills:** + Experience with hardware-in-the-loop (HIL) testing. + Knowledge of specific waveform protocols and their transport layers. + Certifications such as CISSP, Security+, or relevant vendor-specific certifications. **GDIT IS YOUR PLACE:** ● 401K with company match ● Comprehensive health and wellness packages ● Internal mobility team dedicated to helping you own your career ● Professional growth opportunities including paid education and certifications ● Cutting-edge technology you can learn from ● Rest and recharge with paid vacation and holidays. The likely salary range for this position is $119,850 - $162,150. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at https://gdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans