Test Engineer

Job Title: Engineer IILocation: Ashburn, VirginiaDuration: 12 monthsMajor Responsibilities:• Design and develop floor plans, rack layouts, overhead infrastructure, and fiber and copper connectivity for various data center sites, providing technical design and evaluation services for both owned and leased facilities.• Oversee project management, vendor management, project coordination, and reporting to ensure timely execution of deliverables.• Manage the installation, racking, cabling, and troubleshooting of equipment within the Data Center environment.• Maintain operational inventory of all Data Center equipment using DCIM tools such as Aperture and DC Track.• Install, maintain, and troubleshoot Data Center IT assets and cabling infrastructure to ensure optimal performance.• Provide Tier I Breakfix server and network support with a strong understanding of troubleshooting protocols.• Demonstrate the ability to lead and direct remote teams effectively during conference bridge sessions.• Collaborate with vendors to troubleshoot and install server and network equipment, ensuring seamless operations.• Ensure compliance with DCI&S standards for equipment labeling and documentation.• Maintain accurate inventory of work tools, copper, fiber, and power cords.

About Us:At Wynd Labs, we create robust infrastructure that facilitates the delivery of vast amounts of web data to companies developing the most advanced AI models. Our innovative team is instrumental in powering and supporting Grass, a pioneering bandwidth-sharing network that enables us to operate an extensive distributed crawler, granting us unparalleled access to high-quality public web data on a global scale. Additionally, we have developed sophisticated pipelines for ingesting, segmenting, and annotating billions of videos, transcripts, and audio files, driving dataset creation for leading-edge research labs.We are a nimble and technical team that values speed and efficiency. With minimal bureaucracy and swift decision-making processes, we are builders striving to expand the potential of open web data and AI.Your Role:We are seeking a skilled Network Infrastructure Engineer to join our dynamic team. The ideal candidate will have extensive experience in designing and maintaining network infrastructure. In this role, you will be tasked with constructing and overseeing the infrastructure that fuels our AI-driven platform. Collaborating closely with our engineering and product teams, you will deploy physical infrastructure at our data center, ensuring our systems remain scalable, secure, and reliable. Your contributions will directly enhance the efficiency and performance of our platform, enabling us to deliver innovative solutions at scale.

Who We Are:At wynd-labs, we are pioneers in building cutting-edge infrastructure designed to facilitate the flow of vast amounts of web data for the development of the world's most advanced AI models.Our dedicated team powers Grass, a revolutionary bandwidth-sharing network, enabling us to run a massive distributed web crawler. This gives us unparalleled access to high-quality public web data globally. Additionally, we've engineered sophisticated pipelines that ingest, segment, and annotate billions of videos, transcripts, and audio files, which play a crucial role in creating datasets for leading research labs.We pride ourselves on being a nimble, highly technical team that thrives on rapid innovation. At wynd-labs, there’s no bureaucratic red tape—just a group of dedicated builders eager to push the boundaries of what's possible in open web data and AI.The Role:We are seeking a skilled Network Infrastructure Engineer to join our dynamic team. The ideal candidate will have a robust background in infrastructure and network architecture design. You will be tasked with constructing and maintaining the infrastructure that supports our AI-driven platform. Collaborating closely with engineering and product teams, you'll deploy physical infrastructure in our data center, ensuring our systems are scalable, secure, and reliable. Your contributions will significantly enhance the performance and efficiency of our platform, enabling us to deliver innovative solutions at scale.

Network Infrastructure Engineer - AI Data PlatformWe are seeking a skilled Network Infrastructure Engineer to join our innovative team at mlabs. Operating in a hybrid environment based in Ashburn, Virginia, this role offers an exciting opportunity to contribute to the infrastructure that underpins the world’s most advanced AI models.Location: Hybrid - Ashburn, VACompensation: $125K - $150KAt mlabs, we manage a sophisticated distributed web crawler that provides unparalleled access to high-quality public web data on a global scale. You will be instrumental in designing and maintaining the foundational infrastructure that supports our AI-driven platform, ensuring its efficiency, security, and performance.This role demands extensive expertise in network architecture, physical deployment, cloud services, and automation (Infrastructure as Code).Infrastructure Design and Implementation: Lead the design, configuration, and deployment of networks, servers, network switches, firewalls, and applications, including physical infrastructure at our data center.System Configuration & Virtualization: Manage server configurations with virtualization and resolve complex application issues across the entire stack.Scalability & Security: Ensure all infrastructure solutions align with rigorous business requirements for scalability and top-tier security standards.Network Management: Oversee the configuration of all network components, including routers, switches, firewalls, and VPNs.Maintenance and Support: Conduct regular maintenance of servers, networks, and other infrastructure components to ensure maximum uptime and reliability.Performance Monitoring: Continuously monitor system performance and proactively implement enhancements for reliability, security, and scalability.DevOps Integration: Work closely with engineering teams to embed DevOps best practices into the development and deployment lifecycle, fostering automation.

Elevate your career with InfraServices and join our mission-oriented team dedicated to delivering essential telecommunications and recovery solutions. At InfraServices, we go beyond being a service provider — we are innovators, problem solvers, and collaborators. Our workplace culture prioritizes safety, champions a customer-centric approach, and is characterized by excellence and integrity. Every team member’s voice is valued, fresh ideas are encouraged, and exceptional talent is recognized. We are committed to creating an employee experience founded on trust, respect, continuous learning, and opportunities for growth. Whether you are developing state-of-the-art infrastructure, supporting field operations, or driving business growth, you will play a crucial role in maintaining our core values and achieving our business goals.Position Overview: The Civil Foreman is responsible for overseeing on-site general construction activities at wireless cell tower sites.Key Responsibilities:• Supervise and direct general construction activities on wireless cell tower sites, including site layout, foundation work, grounding, conduit installation, fiber laying, landscaping, and electrical setups as needed.• Lead the project crew from start to finish, ensuring compliance with safety and quality standards, budget constraints, and project timelines.• Prepare for construction by reviewing documentation, assembling necessary materials, and determining the appropriate installation methods.• Oversee on-site inventory management and material supplies, replenishing as necessary.• Conduct sweeping and PIM testing on all coaxial lines and fiber according to customer specifications.• Gather, review, and submit all on-site closeout documentation by the designated deadlines.• Identify areas for staff improvement and recommend training to management as needed.

Timmons Group is actively seeking a dedicated Civil Project Engineer to join our dynamic Land Development team at our Ashburn, VA office.Our projects encompass a diverse range of large-scale industrial and distribution initiatives, as well as public land development ventures, including educational institutions, correctional facilities, fire stations, community centers, and parks. We play a pivotal role in assisting our clients with zoning entitlements, civil site plan approvals, and providing construction administration support. As a project engineer, you will collaborate within a team of 2-3 design engineers and a project manager to transform our client’s vision into reality. The complexity and fast-paced nature of our clients' needs cultivate a dynamic environment, promoting teamwork, diverse training opportunities, and nurturing a sense of ownership in the successful delivery of projects.Key Responsibilities:Design project components utilizing office software, modeling tools, and AutoCAD Civil 3D.Conduct engineering calculations and problem-solving using formulas and computer tools.Research and prepare material specifications through equipment catalogs.Develop design details and finalize plan sets.Conduct research and prepare objective summary reports upon project completion.Assist in creating engineering and construction cost estimates.Perform field observations, inspections, and data collection as required.Communicate effectively with clients and internal design teams while guided by senior staff.

Role overview The Civil Project Engineer II/III position at Timmons Group centers on roadway design within the Transportation Design Group in Ashburn. This engineer plays an important role in ensuring transportation projects are delivered with attention to quality and efficiency. What you will do Collaborate with multidisciplinary teams at various project stages Create detailed design plans for roadway projects Conduct technical analyses to inform design choices Support project management activities as needed What we value The team seeks engineers who bring motivation, a collaborative approach, and a focus on achieving strong project results.

Mantis Innovation specializes in comprehensive managed facility services and innovative program management, utilizing technology-driven solutions that optimize the entire building ecosystem. Our holistic approach allows us to influence up to 70% of a building operator's critical budget allocations, encompassing strategic procurement of electricity and natural gas, renewable energy initiatives, demand response strategies, climate impact mitigation, and sustainability planning. We also focus on key areas such as roofing, solar energy deployment, HVAC assessment and management, pavement, building envelope integrity, data center efficiency, and EV charging solutions. Our expertise extends to lighting and LED retrofits, HVAC and mechanical optimization, as well as BMS/BAS enhancements.As a Controls Technician II on our team, you will play a vital role in the installation and maintenance of Building Automation Systems. Your responsibilities will include project initiation, system commissioning, routine and emergency service, along with preventive maintenance tasks.Note: This position requires 100% relocation to Ashburn, VA. Upon hiring, we offer a monthly living stipend to support your relocation efforts.

ABOUT USHolder Construction is a nationally acclaimed leader in the construction sector, consistently recognized among the top firms on ENR’s Top 400 Contractors list. We are dedicated to delivering exceptional performance and fostering a culture that rewards excellence while investing in our team members. Our comprehensive career development program enables associates to advance swiftly into expanded roles and responsibilities based on their performance. With operations across the United States, we provide a competitive compensation and benefits package that includes:Annual bonus programPaid time offHealth, dental, vision, and life insurance401(k) retirement planShift differential pay for night and swing shiftsAbout the RoleWe are seeking a dedicated MEP Engineer to join our MEP team for a project based in Ashburn, VA. This is a full-time, on-site position.Key ResponsibilitiesEngage with electrical and mechanical equipment vendors, design engineers, clients, and subcontractors.Oversee the procurement of electrical and mechanical equipment and manage submittals.Assist with electrical and mechanical cost management and project coordination.

About Holder Construction Company Holder Construction Company stands out as a recognized leader in the construction industry and regularly appears on ENR’s Top 400 Contractors list. The company fosters a performance-driven culture, values excellence, and supports career growth through structured development programs. Team members have opportunities to advance based on merit, and operations span locations across the United States. Role Overview: Senior Operations Engineer The team is hiring a Senior Operations Engineer to support a key project in Ashburn, VA. This is a full-time, on-site role within the Operations group. Compensation and Benefits Annual bonus program Paid time off Health, dental, vision, and life insurance 401(k) retirement plan Night and swing shift differential pay for select positions

ABOUT USHolder Construction Company is a renowned leader in the construction sector, consistently ranked among the elite firms on ENR’s Top 400 Contractors list. We pride ourselves on our performance-driven culture, where excellence is rewarded and our workforce is nurtured through a structured career development program that encourages rapid growth into expanded roles based on merit. With operations across the United States, we offer an attractive compensation and benefits package, including:Annual bonus programPaid time offHealth, dental, vision, and life insurance401(k) retirement planNight and swing shift differential pay for select rolesAbout the RoleWe are seeking a Senior Engineer to join our MEP team on-site in Ashburn, VA. This position is full-time and requires in-person presence.Key ResponsibilitiesEngage with electrical and mechanical equipment vendors, design engineers, clients, and subcontractors.Manage the procurement of electrical and mechanical subcontracts and equipment, overseeing contracts and deliverables from bid solicitation through completion.

ABOUT USHolder Construction Company is a prestigious leader in the construction sector, consistently recognized among the top firms on ENR’s Top 400 Contractors list. We are committed to fostering a performance-driven culture that rewards excellence and invests in our workforce. Our comprehensive career development program encourages employees to advance into expanded roles and responsibilities based on merit. With operations nationwide, we provide a competitive compensation and benefits package that includes:Annual bonus programPaid time offHealth, dental, vision, and life insurance401(k) retirement planNight and swing shift differential pay for select rolesAbout the RoleWe are seeking a dedicated Safety Engineer to join our Safety team on our Virginia project. This full-time, in-person position plays a crucial role in project-level safety coordination and serves as a key office-side safety leader across multiple active projects. The Safety Project Engineer will leverage foundational office safety experience and take charge of safety meetings, trade accountability, and the implementation of Holder Construction’s safety protocols.

Veolia Environnement is seeking a dedicated Mechanical Commissioning Engineer to join our dynamic team in the thriving data center sector. In this role, you will be responsible for ensuring the successful commissioning of mechanical systems across our data center projects, utilizing your technical expertise to optimize performance and efficiency.Your contributions will play a pivotal role in delivering high-quality mechanical systems that meet rigorous industry standards. You will collaborate with cross-functional teams, from design to project management, enhancing the overall success of our projects.

About Holder Construction Company Holder Construction Company ranks among the top contractors in the United States, regularly appearing on ENR’s Top 400 Contractors list. The company focuses on performance and supports career growth through a structured development program. Team members have opportunities to advance based on merit. Holder operates nationwide and provides a competitive compensation and benefits package. Annual bonus program Paid time off Health, dental, vision, and life insurance 401(k) retirement plan Night and swing shift differential pay for select roles Position Overview: Assistant Field Engineer (Hourly) This full-time, in-person role is based at a project site in Ashburn, VA. The Assistant Field Engineer works within the Operations team and supports construction field activities. What You Will Do Operate electronic total station instruments, transits, auto-levels, and other surveying equipment Read, review, and interpret maps, drawings, and diagrams Set and mark stakes for construction projects

ABOUT USHolder Construction Company is a renowned leader in the construction sector, consistently featured among the top firms on ENR’s Top 400 Contractors list. We pride ourselves on being a performance-driven organization that values excellence and invests in our team. Our structured career development program allows our associates to progress swiftly into enhanced roles and responsibilities, based on their merit. With operations spanning the United States, we offer a competitive compensation and benefits package that includes:Annual bonus programPaid time offHealth, dental, vision, and life insurance401(k) retirement planNight and swing shift differential pay for select rolesWe are currently seeking a Project Engineer to become a vital part of our MEP Building Technology team for a project located in Ashburn, VA. This is a full-time, on-site position.

About Holder Construction Holder Construction is a nationally recognized leader in the construction industry, regularly ranked among ENR’s Top 400 Contractors. The company focuses on performance and values excellence, supporting employees through structured career development. Advancement is based on merit, with ongoing opportunities for professional growth. Position Overview The Senior Engineer will join the Operations team at the Ashburn, VA project. This is a full-time, on-site role. Compensation and Benefits Annual bonus program Paid time off Health, dental, vision, and life insurance 401(k) retirement plan Night and swing shift differential pay for select roles

PLEASE NOTE: THIS POSITION IS NOT RELATED TO DATA ENGINEERING.CAI is on the hunt for experienced Electrical Commissioning Engineers specialized in Data Center projects, boasting a robust background of 5 to 7 years in commissioning.Position Overview:The Senior Electrical Commissioning Engineer will play a crucial role in overseeing all electrical facets of commissioning projects. This role encompasses initial project engagement, conducting design reviews, creating safety protocols, developing test scripts, coordinating with vendors, executing tests, and preparing comprehensive reports for client turnover. The engineer will also be instrumental in drafting the electrical testing schedule, finalizing test procedures, and ensuring project submissions align with design intent, the basis of design, and the client's project requirements. Furthermore, they will maintain the testing cadence for electrical systems and associated Building Automation Systems. This role requires adept coordination with contractors and vendors to ensure timely completion of electrical systems testing within a mission-critical environment.As a CAI Electrical Commissioning Engineer, you will engage with cutting-edge technologies in Hyperscale Data Centers and beyond. Collaborating with esteemed subject matter experts, you will have the chance to significantly impact the rollout of data technologies. Our commitment to your professional growth includes hands-on certifications and ongoing training. We foster a collaborative culture that ensures our clients receive exceptional service across our full suite of professional offerings.Key Responsibilities:Ensure safety protocols are adhered to during all electrical tests.Oversee comprehensive commissioning and performance acceptance testing of electrical infrastructure systems.Conduct quality assurance/quality control (QA/QC) on all electrical test procedures.Contribute to the overall commissioning plan with insights and recommendations.Generate detailed reports for electrical commissioning activities and assist in daily reporting to the Commissioning Project Manager.Actively participate in customer equipment Factory Witness Tests.Facilitate vendor coordination and management.Inspect equipment to validate compliance with vendor submissions.Provide documentation confirming that equipment has been delivered, installed, and tested correctly to meet operational requirements.Assist in reviewing design specifications, manufacturer submissions, one-line drawing sets, and project schedule documentation.

About Holder Construction Company Holder Construction Company ranks among the nation’s top construction firms, regularly appearing in ENR’s Top 400 Contractors list. The company values strong performance and supports career growth, offering associates clear pathways to take on greater responsibility as they develop. Compensation and Benefits Annual bonus program Paid time off Health, dental, vision, and life insurance 401(k) retirement plan Night and swing shift differential pay for certain roles Role Overview: Engineering Technician in Training Holder Construction Company is hiring an Engineering Technician in Training for the Operations team on a project in Ashburn, VA. This is a full-time, hourly position.

Join Mantis Innovation as a Building Automation Controls Technician II, where you will play a pivotal role in the installation, programming, and maintenance of building automation systems. Your expertise will ensure optimal functionality and efficiency of our clients' systems. Collaborate with a dynamic team and utilize cutting-edge technology to deliver exceptional service.

Join our dynamic team at timmonsgroup1 as a Civil Project Engineer III specializing in Land Development. This is an exciting opportunity for a driven professional looking to advance their career in civil engineering.In this role, you will be responsible for managing land development projects from inception to completion, ensuring compliance with all regulatory requirements and industry standards. You will collaborate closely with clients, contractors, and internal teams to deliver high-quality results that meet project goals and timelines.