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Holder Construction is a nationally recognized leader in the construction industry, consistently ranked among the top firms on ENR's Top 400 Contractors list. Oversee all purchasing required to support projects, including scope coordination, proposal evaluation, trade negotiations, and contracting.

Since 1960, Holder Construction's mission to provide clients with quality construction services has resulted in over 90% repeat client business.  Holder is a national commercial construction services firm respected as a leader in “team approach” project delivery.  It consistently ranks as one of the Nation’s top 25 contractors.

The best teams trust Holder to deliver their most important work. Our people redefine the construction experience. We lead with integrity. We seek excellence. We care more.

Holder Construction Co

Preconstruction - Senior Engineer

Conducting cost/benefit analysis and providing specific detailed information to the customer for hardware and software selection, implementation techniques and tools for the most efficient solution to meet program mission needs, including present and future capacity requirements. Responsibilities: The candidate will plan the implementation of enhancements and upgrades to routers/switches for a large, worldwide enterprise network and will design and plan changes to network communications systems as required.

YEAR

When you become part of the When you become part of the KBR team, your opportunities are endless. As a leading global technology, engineering, procurement and construction company serving the hydrocarbons and government services industries. For decades it has been the company that customers turn to for their most challenging assignments.
 
With operations in 40 countries, KBR has more than 25,000 people delivering services to customers in over 70 countries. Together they represent an unmatched reservoir of talent and experience in a wide range of markets.
 
Whatever the assignment, no matter how complex or demanding, KBR can marshal resources across every product line to respond quickly and effectively to changing markets and customer needs.
 
Whether it's providing the technology and consulting know-how to develop our customers' valuable assets; designing and constructing the infrastructure and facilities to develop energy resources in some of the world's more remote and challenging locations; providing support and services for men and women of their countries' armed forces; or navigating the intricacies of undertaking major projects in geopolitically or culturally sensitive environments, our clients depend on KBR because they know that We Deliver.
 
Join us and you'll be part of a dynamic, elite team of professionals who understand what it takes to get a job done and has the experience, knowledge and determination to succeed.”

KBR Inc

Network Engineer

Experience with SIGINT and GEOINT mission systems and processing from multiple aspects of space systems integration, such as space-ground-user integration, payloads to spacecraft bus, spacecraft bus integration, ground software to hardware development and new technology insertion into existing space applications (e.g., system requirements, system integration and testing, spacecraft subsystems, manufacturing, test, and/or spacecraft operations. From systems CONOPs and architecture development to system design and analysis, mission assurance, cost and schedule assessment, and economic market analysis, SED leverages a vast array of engineering and business disciplines across a diverse and dynamic portfolio of space programs and national challenges spanning the total space system lifecycle.

The Aerospace Corporation is a national nonprofit corporation that operates a federally funded research and development center and has more than 4,600 employees. With major locations in Chantilly, Virginia; El Segundo, California; Albuquerque, New Mexico; and Colorado Springs, Colorado, Aerospace addresses complex problems across the space enterprise and other areas of national and international significance through agility, innovation, and objective technical leadership. For more information, visit www.aerospace.org.

The Aerospace Corp

Senior Ground Systems Engineer

The Project Engineer also assists with monthly revenue projections, the job start-up process, creating accurate budgets, documenting project issues, accurately projecting cost to complete, monitoring the overall performance of projects, and performing postmortems for each project under their scope of work. The Project Engineer assists the field project team in conjunction with the General Superintendent and Project Manager on an assigned project within Kent Companies’ National Mission Critical Division.

Kent Companies

Project Engineer

ea_via_bold

Projects range from multi-family and mixed-use developments, market rate apartment communities, large scale industrial and distribution projects, residential neighborhood design to public land development projects like schools, jails, fire stations and parks. With 22 offices throughout the Mid-Atlantic, Southeast, and South Central United States, we provide civil engineering, environmental, economic development, GIS/geospatial technology, landscape architecture, and surveying services to a diverse client base.

Timmons Group Inc

Civil Engineer - Land Development

FULL_TIME

We are looking for a passionate and hands-on AI Engineer to design and develop AI-powered applications using Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Agentic AI, and modern machine learning frameworks. At Novacis Digital, you will collaborate with a growing team, contribute to real-world AI applications, and help shape products that improve how organizations process information, make decisions, and deliver services.

Novacis Digital

AI Engineer

The Staff Cost Consultant leads quality control reviews and maintains relationships with project personnel, particularly with individual discipline group leaders and engineers and provides technical direction to assigned personnel, when delegated. Knowledge of financial reporting systems and controller account codes, and understanding of Controller instructions, which impact Project Controls (including Project Financial Status Reports and Earned Revenue Determination Data).

Acuity International

Staff Cost Consultant

As required by local law, Accenture provides a reasonable range of compensation for roles that may be hired in Illinois, Maine, Minnesota, California, Colorado, District of Columbia, Maryland, Massachusetts, New York, New Jersey, Ohio, Virginia or Washington as set forth below. As Accenture continues to grow, you may see a variety of new career opportunities, and depending on the role and location you may be directed to apply through Accenture LLP or one of our other legal entities - Accenture Construct LLC or Accenture Construct Inc., with benefits varying by country and role, so please check with your recruiter for details.

Accenture Plc

Accenture Construct - Senior Cost Manager, ANS

Design across the platform, not just the gateway: work fluently with our CI/CD (Jenkins, JPAAS), GitOps and Kubernetes deployment tooling (ArgoCD across dev/gov/prod), artifact management (Artifactory/Xray), GitHub Enterprise administration, and GitHub Actions runner fleet, so that AI infrastructure decisions account for how the rest of the platform actually works. As a Staff AI Platform Engineer, Infrastructure Services, you will be tasked with taking ownership of our AI Gateway infrastructure (built on Kong AI Gateway), the system that authenticates, routes, rate-limits, and monitors AI coding assistant traffic org-wide, while also being fluent enough across our broader platform stack to design solutions that span the two.

SentinelOne

Staff AI Platform Engineer, Infrastructure Services

GreenHouseAPI

Unison Software is seeking a Help Desk Lead to oversee day-to-day operations of the PRISM Help Desk and lead a cross-functional team of technical and functional experts supporting federal client programs. Trusted by over 200,000 federal employees and government contractors, our AI-infused software and deep domain expertise help contract shops, cost engineers, 1102s, program managers, and budgeting professionals cut through friction, keep compliance airtight, and sharpen decisions.

Unison global

Help Desk Lead

About TAI: TAI brings together engineering, construction, systems integration, on-site services, and technical services - combining proven execution with trusted expertise to support clients across the entire project lifecycle. In this role, you will oversee the development and assurance of control system designs, evaluate technical solutions, and guide project teams to deliver reliable, compliant, and efficient systems.

Tourgee & Associates Inc

Automation Engineer - Life Sciences

Strong hands-on background with: – Enterprise switches and firewalls (Cisco and Dell preferred)– Server configuration (Linux and Windows), Windows workstations– Fiber and copper cabling in industrial environments– VLANs, subnetting, routing, and network segmentation. Architect and implement a private OT network that integrates with a newly deployed private 5G backbone being built and operated by a separate team, integrating: Private 5G connectivity between control rooms, server rooms, and operational areas.

Athletes Global Corporation

Senior OT Network Engineer

Join Morris & Ritchie Associates, Inc. (MRA) as a Project Engineer in our growing Laurel, Maryland office, where you'll play a key role in designing and delivering a diverse range of private land development and water resources projects throughout Prince George's, Anne Arundel, Montgomery, and Howard Counties. If you're a more senior engineer, you'll also have the opportunity to lead multiple projects, manage budgets and schedules, coordinate County reviews, and build strong relationships with clients and MRA Principals while ensuring high-quality project delivery.

Morris & Ritchie Associates

Civil Engineer - Project Level

Participate in New Product Introduction (NPI) project teams as an Electrical representative and Lead NPI electrical projects and provide technical support through the activities listed below: Translate product requirements and specifications into controls hardware designs requirements and design documents that meet product function needs and quality & cost targets. The Senior Staff Electrical Engineer will participate in New Product Introduction (NPI) project teams and lead hardware design and development for new product controls, participate in the development for controls (SMART) strategy and roadmap, and execute the controls roadmap.

Baltimore Aircoil Co

Sr Staff Engineer, Electrical, Global

As a Senior Automation & Controls Engineer/SME, you will serve as a technical leader responsible for developing and reviewing control system designs, driving engineering excellence, and ensuring automation solutions align with project objectives, regulatory expectations, and operational requirements. Experience with specification and programming of controls systems including Rockwell family of processors and HMI's, ability to program new applications and modify existing applications with ample annotation for future reference.

Senior Automation & Controls Engineer

OTHER

Key Responsibilities: Planning and Prioritization: Support annual and comprehensive updates to the utility’s CIP and linear facilities plans, using assessment data, break history, hydraulic models, and GIS to identify needs and develop reliability, resiliency, and level-of-service strategies. We are looking for a technically strong, process-driven engineer who can provide sound engineering judgement, evaluate the work output of project delivery teams, mentor junior staff, seal technical deliverables as needed, and interface effectively with the client.

Interagency Inc.

Project Engineer Linear Water Infrastructure

Betterteam

Senior Engineer Linear Water Infrastructure

Near term assignments in the region could include Business and client development; water and wastewater infrastructure and facilities planning and design; studies and modeling; preparation of engineering reports; support services during construction; and a variety of other related assignments. Technical excellence in planning studies, preliminary designs, final designs, asset management, program management, bid assistance and office services during construction for water and wastewater infrastructure and facilities.

Sidara

Wastewater Design Engineer

Reduce lead time for change across the platform by owning Arc's AWS architecture and automation as a primary architect, spanning CI/CD and delivery pipelines, infrastructure as code, compute, data and event-driven patterns, service and API design, identity (SAML, SSO, MFA, OAuth, Okta, extended to agents), and gateway and proxy components (NGINX, AWS API Gateway, AI and inference gateways). Turn agentic consumption into a business advantage by structuring the delivery architecture so Arc can safely meter, tier, and where appropriate monetize AI access, and by partnering with our CDN and edge providers (Akamai, Cloudflare, CloudFront) to make edge intelligence, bot and AI defense, and personalization first-class capabilities.

Cost Engineer Jobs in Washington, DC

Preconstruction - Senior Engineer Holder Construction Co

Network Engineer KBR Inc

Senior Ground Systems Engineer The Aerospace Corp

Project Engineer Kent Companies

Civil Engineer - Land Development Timmons Group Inc

AI Engineer Novacis Digital

Staff Cost Consultant Acuity International

Accenture Construct - Senior Cost Manager, ANS Accenture Plc

Staff AI Platform Engineer, Infrastructure Services SentinelOne

Help Desk Lead Unison global

Automation Engineer - Life Sciences Tourgee & Associates Inc

Senior OT Network Engineer Athletes Global Corporation

Civil Engineer - Project Level Morris & Ritchie Associates

Sr Staff Engineer, Electrical, Global Baltimore Aircoil Co

Senior Automation & Controls Engineer Tourgee & Associates Inc

Project Engineer Linear Water Infrastructure Interagency Inc.

Senior Engineer Linear Water Infrastructure Interagency Inc.

Wastewater Design Engineer Sidara

Staff Software Engineer, Cloud Architecture & Engineering Velocity WP Company LLC

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