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Senior Communications Systems Engineer

AECOM

Company : AECOM

Location : Los Angeles, CA, 90079

Posted Date : 15 September 2025

Job Type : Other

Category : Industrial Engineering

Occupation : Systems Engineer

Job Details

Company Description

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Work with Us. Change the World.

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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.

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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.

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

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Job Description

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AECOM is currently seeking a Senior Communications Systems Engineer with specialized skills in Rail and Transit Systems, to join our multidisciplinary West Coast Systems Engineering team and work on delivering an existing and future portfolio of projects.

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JOB INFORMATION:

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While the position is primarily for East San Fernando Valley Light Rail Transit Project, AECOM has an impressive backlog of significant transportation projects in the Greater Los Angeles area and transit/rail projects across West Region and provides exceptional opportunity for professional growth. This position is based out of our Downtown Los Angeles office location and allows for a hybrid working scenario including for in-office collaboration sessions as well as remote work.

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JOB RESPONSIBILITIES:

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    Develop and review detailed Communications sub-system designs specific to Transportation systems such as fiber optic and IP backbone networks, radio systems, integrated communications systems, passenger information systems, telephony, CCTV, video, train control, intrusion and access control, SCADA, fire alarm systems, etc.

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    Develop systemwide ductbank drawings by working in close coordination with respective system disciplines. Assist and provide working information to CAD for BIM clash detection.

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    Provide value engineering on communications systems related issues saving costs and schedule.

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    Produce system design deliverables such as block diagrams, riser diagrams, network diagrams, equipment layouts, cable schedules, bill of materials, radio and optical link budgets, and others.

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    Generate design reports for all phases of system design. Author test procedures and reports in support of design verification and validation during the project life cycle.

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    Produce Issued for Construction drawing and document packages.

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    Support and participate in the Systems implementation phase of projects, such as installation, Testing & Commissioning, Cutover, Record Drawings and final reports.

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    Support procurement efforts by authoring technical requirements and specifications, performing vendor bid evaluations and supporting vendor selection. Participate in the Requirements Management effort.

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    Interface with other technical disciplines such as Power Supply & Distribution, Electrical, Mechanical, Structural, Architectural, Trackwork, Civil and others; including coordination and design of Systems interfaces, both physical and functional.

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    Support the management of System Interfaces and creation of Interface Control Documents (ICDs). Lead technical interactions with clients, operators, and other major stakeholders.

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    Manage and lead Systems vendors until final delivery. Manage and deliver technical training of client staff. Support the authoring of project plan documents. Support cost estimates, project schedules and budgets. Perform technical review of other team members' designs.

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    Participate in project pursuit efforts.

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    Provide guidance and mentorship to junior personnel as part of team development.

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Qualifications

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MINIMUM REQUIREMENTS:

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  • Bachelor's degree in relevant engineering discipline + 8 years of related experience or demonstrated equivalency of experience and/or education.
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PREFERRED QUALIFICATIONS:

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    5 years or more of experience in rail and transit systems.

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    California Professional Engineer License is preferred, but not required.

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    Master's degree in Electrical Engineering or related discipline is preferred, but not required.

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    Proficient in AutoCAD/other CAD software.

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    Experience with transit systems in North America. Experience in Owner's Engineer role.

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    Experience in design of one or more of the following: IP backbone networks, integrated communications system, passenger information systems, telephony, SCADA, guideway and track intrusion detection, fence intrusion detection, fire and life safety systems.

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    BIM 360 knowledge

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    Experience participating in Interface Management, Testing & Commissioning, Cutover, and Operations & Maintenance.

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    Working knowledge of codes and standards applicable to rail projects such as NFPA 130, EN 50121 and others.

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    Accustomed to operating within a multi-disciplinary project structure with responsibility for Communications sub-systems design.

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    Self-motivated and able to work with limited direct supervision.

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    Able to lead discussions with senior project staff, partners, clients and suppliers.

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    Able to multitask due to concurrent projects.

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    Excellent communication and interpersonal skills

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Additional Information

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  • Sponsorship is available for this position.
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Offered compensation will be based on location and individual qualifications. The expected range is $130,000.00 - $190,000.00.

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About AECOM

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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.

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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 2024. Learn more at aecom.com.

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What makes AECOM a great place to work

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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.

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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.

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ReqID: J

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Business Line: Transportation

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Business Group: DCS

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Strategic Business Unit: West

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Career Area: Engineering

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Work Location Model: Hybrid

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Legal Entity: AECOM Technical Services Inc

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