Pre-Sales Engineer (Low Voltage)

Reliant Critical Infrastructure; Ashburn (VA); On-site; USD 90,000 - 130,000; Full time

Job summary

Air Comfort, Inc. in Ashburn, VA is seeking a Pre-Sales Engineer (Low Voltage) to support White Space Fit Out initiatives, focused on structured cabling for mission-critical data center environments.

You will review RFP/RFQ, develop detailed cabling layouts, create test plans, prepare design documents, and collaborate with sales, engineering, and project teams to deliver cost-efficient solutions. This role requires 5–10 years in cabling and estimating, hands-on data center experience, and

Qualifications

• 5–10 years of experience in structured cabling, low voltage, fiber optic installation, estimation, and on-site project management.
• 3+ years of experience in construction estimating, with knowledge of mission-critical systems and hyperscale data centers.
• Experience with data center design, installation, and testing of fiber network systems.
• Ability to interpret contract terms, conditions, and exhibits as applicable to project requirements.
• Strong interpersonal skills and ability to work both independently and collaboratively.
• Experience with estimating software such as Accubid, RS Means, On-Screen Takeoff, Bluebeam, and AutoCAD.
• Must be a U.S. citizen.
• OSHA 30 certification preferred.

Responsibilities

• Review RFP/RFQ documents and support information requests for low voltage and White Space Fit Out scopes.
• Develop cabling layouts, pathway designs, and test plans for structured cabling systems (CAT6/CAT6a, fiber).
• Prepare conceptual design documents illustrating structures and network topology.
• Create and edit structured cable test scripts, procedures, and results.
• Identify project risks and challenges in solutioning.
• Assist in developing cost estimates and budgets for low voltage projects.
• Support proposal development and deliverables.
• Maintain bid documentation and support project kickoff with Preconstruction Manager.
• Identify additional revenue opportunities within scopes.
• Coordinate with sales, engineering, preconstruction, execution, and finance teams.
• Collect and evaluate quotes from subcontractors, vendors, suppliers.
• Review cost estimates including labor, material, time.
• Conduct site visits and document findings for internal distribution.
• Create shop drawings and documentation for potential change orders.
• Perform takeoffs and generate bills of materials for cables/frames.
• Travel to data center sites for audits, studies, as-built updates.
• Ensure compliance with ANSI, TIA/EIA, NFPA, and BICSI.

Skills

Structured cabling

Low voltage

Project management

Estimating

Communication

Budget development

Documentation

Education

OSHA 30 Certification

Tools

Accubid

RS Means

On-Screen Takeoff

Bluebeam

AutoCAD

Procore

Fluke

Viavi

Job description

Join a dynamic and growing team in Ashburn, VA as a Pre-Sales Engineer (Low Voltage), supporting CPG’s White Space Fit Out initiatives. This role is integral to the planning, pricing, and implementation of low voltage cabling and infrastructure projects, with a focus on structured cabling for mission-critical environments such as data centers. The Pre-Sales Engineer collaborates closely with sales, engineering, and project management teams to deliver innovative, cost-effective solutions that meet client needs and industry standards. This is an excellent opportunity for professionals seeking to leverage their technical expertise in a fast-paced, collaborative environment with exposure to cutting-edge data center projects.

Responsibilities

• Review and interpret RFP/RFQ documents and support the request for information process for low voltage and White Space Fit Out project scopes.
• Develop detailed cabling layouts, pathway designs, and test plans for structured cabling systems, including CAT6/CAT6a and fiber optic systems.
• Prepare conceptual design documents illustrating structural, cabling, and physical networking systems, including topology requirements.
• Create, review, and edit structured cable test scripts, procedures, and results.
• Identify project risks and challenges during the solutioning process.
• Assist in developing cost estimates and budgets for low voltage projects or portions of larger efforts.
• Support proposal development and preparation of deliverables.
• Maintain organized bid documentation and support project kickoff with the Preconstruction Manager.
• Identify additional revenue opportunities within project scopes.
• Coordinate with sales, engineering, preconstruction, execution, and finance teams.
• Collect and evaluate quotes from subcontractors, vendors, and suppliers.
• Review and assess cost estimates, including labor, material, and time requirements.
• Conduct site visits and document findings for internal distribution.
• Create shop drawings and documentation for potential change orders during project execution.
• Perform takeoffs and generate bills of materials for overhead cable tray, ladder rack, and fiber runner systems.
• Travel to data center sites for system audits, engineering studies, and as-built updates.
• Ensure compliance with industry standards such as ANSI, TIA/EIA, NFPA, and BICSI.

Qualifications

• 5–10 years of experience in structured cabling, low voltage, fiber optic installation, estimation, and on-site project management preferred.
• 3+ years of experience in construction estimating, with knowledge of mission-critical systems and hyperscale data centers.
• Experience with data center design, installation, and testing of fiber network systems.
• Ability to interpret contract terms, conditions, and exhibits as applicable to project requirements.
• Strong interpersonal skills and ability to work both independently and collaboratively.
• Excellent organizational, problem-solving, and communication skills with strong attention to detail.
• Demonstrated experience developing and justifying budgets.
• Ability to create and maintain project documentation processes.
• Creative thinker with a focus on innovative, cost-effective solutions.
• Proficiency with Microsoft Office Suite and Windows operating systems.
• Experience with estimating software such as Accubid, RS Means, On-Screen Takeoff, Bluebeam, and AutoCAD.
• Familiarity with fiber testing equipment and software (e.g., Fluke, Viavi, Fluke LinkWare, Viavi J-Reporter).
• Experience with fiber splicing tools and software (e.g., Fujikura, Sumitomo).
• Experience with Procore software for vendor management.
• Must be a U.S. citizen.
• OSHA 30 certification preferred.