Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

AECOM is currently seeking an experienced Senior Radio Systems Engineer to join our growing team in support of the Washington Metropolitan Area Transit Authority (WMATA) in the Arlington, VA area.

The primary role of the Senior Radio Systems Engineer is to provide design, engineering, programmatic and general technical expertise in support of WMATA’s mission critical radio system technologies and operations. The Senior System Integration Engineer must be familiar with the design of Land Mobile Radio systems, IP network protocols and interfaces, event/fault management systems, telecommunications networks and system lifecycle planning principles.

Major Roles and Responsibilities include but are not limited to: 

• Coordinates and delivers technical leadership on mid- to large-scale projects
• Builds and maintains strong client relationships while supporting business development efforts
• Guides department initiatives to expand technical capabilities and best practices
• Contributes specialized expertise to studies, planning, and design within their discipline
• Reviews, approves, and signs off on technical work to ensure quality and compliance
• Serves as a recognized subject matter expert in one or more technology areas
• Develops engineering budget estimates and project schedules for complex, large-scale projects
• Define and/or verify technical requirements for various land mobile radio system solutions and other wireless networks for transit use
• Develop and track technical requirement compliance through traceability matrices and key performance indicators
• Support design, engineering and validation of in-building RF DAS solutions;
• Support network integration of WMATA radio systems with other WMATA enterprise networks working in conjunction with IT resources
• Provide technical expertise to advance successful integration and cutover of the Motorola system components including the network core, consoles and RF sites
• Liaise with external and internal stakeholders to ensure all interfaces to the radio infrastructure are being developed, tested and commissioned to the interface specific requirements;
• Perform onsite surveys and assessments through data gathering, equipment inspection, tours and stakeholder interviews with a focus on system design, technical and operational workflows, technology and infrastructure
• Support development of WMATA’s Radio Operations and Maintenance (O&M) structures including technical tools, monitoring and response capabilities, staffing requirements, consistent with industry principles and fostering high availability outcomes
• Analyze network event, fault and traffic data in conjunction with vendor and WMATA staff with the objective of implementing reliability and system performance transparency
• Develop and/or review scopes of work for radio system and integration vendors
• Develop technical specifications for WMATA’s LMR and other wireless solutions
• Assist in developing long-range strategies for technical migration, identifying program deficiencies, and proposing remediation strategies
• Develop fallback and disaster recovery methodology and procedures
• Support field reviews and site audits with WMATA staff to assess conditions and design considerations
• Support development of maintenance plans and procedures
• Support correction action and state of good repair programs

Minimum Requirements:

• Bachelors Degree in Engineering, Science, Technology fields, or equivalent plus 10 years of related experience or demonstrated equivalency of experience and/or education
• Valid U.S Driver’s License required to visit project sites, clients, and other AECOM offices. As a condition of employment, selected candidate must pass a Motor Vehicle Records review
• Due to the projects associated with the position a US Citizenship is required
• Able to work night shifts occasionally, as required, with the possibility of weekend work
• Proficient with RF and wireless propagation principles

Preferred Qualifications: 

• Demonstrated working knowledge of APCO P25 standards and working knowledge of prevalent P25 land mobile radio system solutions
• Strong knowledge of Motorola’s Astro 25 suite of products and systems or equivalent systems
• Experience with in-building DAS solutions and products including Fiplex, SOLiD or other providers
• Familiarity with government procurement and acquisition policies, and experience in technical requirements, proposal and contracts development
• Knowledge of telecommunications backhaul network technologies including MPLS/IP systems
• Familiarity with FCC spectrum acquisition and maintenance procedures and rules
• Familiarity with RF Site (cellular or LMR) design, implementation and preventive maintenance procedures
• Working knowledge of modern wireless and commercial cellular technologies, fiber optic networks
• Familiarity with networking protocols and the OSI model
• Experience with events management applications, analysis and optimization principles
• Excellent problem-solving skills, including the ability to troubleshoot and adapt in cross functional work environments across different WMATA teams
• Amateur radio license 
• Knowledgeable with AutoCAD 

Sponsorship for US employment authorization is not available now or in the future for this position

Relocation is not available for this position

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community—where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.