STINGRAI RF Engineer (Engineer - RF 2) - 29311

Requisition Number: 29311 Required Travel: 11 - 25% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $79,316.00 - $135,000.00 Security Clearance: Top Secret Level of Experience: Mid HI This opportunity resides with All-Domain Operations (ADO), a business group within HII’s Mission Technologies division. All-Domain Operations comprises multi-domain operations, platforms and logistics, and intelligence operations. HII designs, develops, integrates and manages the sensors, systems and other assets necessary to support integrated ISR operations and accelerated decision-making. With data fusion and mission management capabilities for the Department of Defense, the combatant commands and the intelligence community, HII advances the mission around the globe. Leadership Mindset at HII – Mission Technologies Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes—regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization. We look for candidates who want to grow in alignment with these capabilities:

• Know & Grow Your People – Commit to learning and supporting team success.
• Build Relationships – Communicate openly, collaborate well, and build trust.
• Take Ownership – Deliver on commitments and take pride in your work.
• Customer First – Focus on the mission and those we serve.
• Shape the Future – Bring ideas, curiosity, and continuous improvement.
• Act with Urgency – Take initiative and follow through with purpose.

These capabilities guide how all employees contribute to our shared success across Mission Technologies. Who We Are HII – Mission Technologies is seeking a RF Engineer. The RF Engineer provides engineering expertise in support of U.S. Special Operations Command (SOCOM) by analyzing, designing, developing, and sustaining advanced wireless and radio‑frequency (RF) systems used in mission‑critical operations. This role supports the full lifecycle of RF capabilities, including system design, modeling and simulation, test and evaluation, optimization, and technical documentation. The RF Engineer applies DoD engineering standards and RF domain knowledge to ensure system performance, reliability, and readiness across communications, radar, electronic warfare, and related SOCOM mission systems. This requisition supports hiring at multiple experience levels. Final placement will be determined based on the selected applicant’s qualifications, experience, and skill sets. STINGRAI: Advancing Mission Success Through Intelligence, Innovation, and Operational Excellence Every day, HII helps U.S. Southern Command (SOUTHCOM) and its mission partners stay ahead of evolving threats by delivering the intelligence, technology, and operational expertise needed to protect U.S. interests across the Western Hemisphere. Join our team on STINGRAI and support mission-critical operations through advanced intelligence, surveillance, cyber, engineering, and all-domain capabilities that strengthen regional security, enable informed decision-making, and help defend our nation today while preparing for tomorrow's challenges. What You Will Do

• Analyze, design, and develop wireless telecommunications and RF capabilities to support SOCOM operational requirements.
• Design, plan, establish, and optimize wireless networks and RF architectures.
• Develop, evaluate, and enhance RF network infrastructures; provide recommendations for system upgrades and optimization.
• Conduct technical assessments from concept development through system launch.
• Design and validate RF link performance, quality, and reliability across diverse operational environments.
• Use RF measurement, diagnostic, and test tools to evaluate, tune, and optimize equipment.
• Develop manuals, documentation, and engineering procedures supporting RF system operation and maintenance.
• Optimize existing networks by adjusting RF parameters, modifying network neighbor lists, and recommending hardware corrections.
• Monitor and analyze statistical and drive‑test data to improve KPIs such as dropped calls, blocking rates, origination failures, and handoff performance.
• Apply propagation theory, antenna theory, and cellular network principles to determine tower placement and optimize coverage.
• Conduct capacity planning, GSM frequency planning, and frequency hopping analysis using carrier‑to‑interference (C/I) assessments.
• Recommend site upgrades, including antenna down‑tilt adjustments and radio re‑orientation.
• Support the development, acquisition, and sustainment of complex RF systems used in communications, radar, and electronic warfare missions.
• Design and evaluate RF components and subsystems including up/down converters, amplifiers, MMICs, MCMs, and T/R modules.
• Reverse‑engineer legacy RF hardware to develop obsolescence mitigation plans, test procedures, and trade studies.
• Develop and execute Test & Evaluation plans for RF test stations and field test events supporting manufacturing and fleet operations.
• Develop and present technical reports to government and contractor stakeholders.
• Perform modeling and simulation of RF circuits, RF propagation, and antenna performance.

What We Are Looking For

• Level 2: 2 years relevant experience with Bachelors in related field; 0 years experience with Masters in related field; or High School Diploma or equivalent and 6 years relevant experience.
• Level 3: 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; or High School Diploma or equivalent and 9 years relevant experience.
• Level 4: 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; or High School Diploma or equivalent and 13 years relevant experience.
• Experience providing RF engineering, wireless communications, or electronic warfare support to SOCOM, DoD programs, or other government defense efforts.
• Strong understanding of RF theory, propagation, antenna systems, and wireless network engineering principles.
• Experience designing, developing, and validating RF links, architectures, and system performance.
• Proficiency with RF measurement tools, diagnostic equipment, and test instrumentation.
• Ability to analyze network statistics and drive‑test data, identify deficiencies, and recommend performance improvements.
• Experience with modeling and simulation of RF circuits, propagation, and antenna patterns.
• Ability to develop technical documentation, procedures, test plans, and engineering reports in accordance with DoD expectations.
• Experience supporting RF system integration, test, and optimization across communications, radar, or EW systems.
• Strong analytical and problem‑solving skills with the ability to resolve complex RF engineering challenges.
• Effective communication skills with the ability to brief technical findings to government and contractor audiences.
• Clearance: Must possess and maintain a Top-Secret clearance.

Preferred: Bonus Points For...

• Experience designing radar phased‑array transmit/receive modules (T/R modules).
• Hands‑on experience with tools such as Agilent ADS, ANSYS HFSS, NI LabView, and MATLAB.
• Experience modeling near‑field antenna patterns and performing phase noise analysis.
• Knowledge of RF component design including MMICs, MCMs, converters, and amplifiers.
• Experience in reverse engineering RF hardware or developing obsolescence mitigation strategies.
• Familiarity with DoD communication systems, tactical RF equipment, and EW system architectures.
• Proficiency with Microsoft Office and engineering documentation tools.

Physical Requirements May require working in an office, industrial, shipboard, or laboratory environment. Capable of climbing ladders and tolerating confined spaces and extreme temperature variances. The listed salary range for this role is intended as a good faith estimate based on the role's location, expectations, and responsibilities. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills. Meet HII’s Mission Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense – the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that’s right for you. Apply today. We look forward to meeting you. To learn more about Mission Technologies, click here for a short video: HII is more than a job - it’s an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application. Why HII We build the world’s most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. Recognized as one of America’s top large company employers, we are a values and ethics driven organization that puts people’s safety and well-being first. Regardless of your role or where you serve, at HII, you’ll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career. Together we are working to ensure a future where everyone can be free and thrive. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law. Do You Need Assistance? If you need a reasonable accommodation for any part of the employment process, please send an e-mail to View email address on click.appcast.io and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call View phone number on click.appcast.io for assistance. Press #3 for HII Mission Technologies.