Design Engineer Principal
M.C. Dean, Inc.
About M.C. Dean M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission‑critical facilities, secure environments, complex infrastructure, and global enterprises. With over 7,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, we deliver resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration. Why Join Us? Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values—agility, expertise, and trust—we foster a collaborative and forward‑thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries. Position Summary In this Design Engineer Principal Position, as part of a multidisciplinary team, you will be responsible for developing, integrating, and creating project engineering deliverables. These documents include drawings, specifications, product selection, installation sequence planning, and commissioning testing/commissioning scripts. Responsibilities Uses the electrical engineering website to access department guides and standards Assist other engineers in producing conceptual design to construction documents from utilization voltage to low voltage including detailed equipment layout, single and three‑line diagrams, grounding, and feeder routing Prepares and reviews simple electrical sketches, specifications, and data sheets Performs simple routine electrical calculations Assists in design reviews and checks and assists in the development of specifications and installation details of construction materials and equipment Uses 2D CAD/BIM skills Assist on the development of Method of Procedures (MOP) and Sequence of Operations (SOP) to support construction execution effort Interprets mechanical, special and other miscellaneous equipment schedules and logic narratives Ability to accurately estimate completion percentage of assigned tasks Qualifications 7+ years of experience in engineering with a Bachelor's degree in Engineering Capable of performing calculations for required short circuit and overcurrent protective device ratings Medium voltage design experience, including working knowledge of relay protection schemes Ability to understand PLC and ladder logic and write control sequences Certified Energy Manager (CEM) Certified in Power Quality (CPQ) Lighting Certified (LC) Certified Lighting & Efficiency Professional (CLEP) Design Build Institute of America (DBIA) INCOSE Certification AutoCAD Inventor MS Office Suite of products SharePoint Calculation Software – AGI32, ETAP, SKM AutoCAD Revit Engineering Document Management System (EDMS) Infrastructure Maintenance Management System (IMMS) AtTask Bluebeam Abilities Exposure to computer screens for an extended period of time Sitting for extended periods of time Reach by extending hands or arms in any direction Have finger dexterity to manipulate objects with fingers rather than whole hands or arms, for example, using a keyboard Listen to and understand information and ideas presented through spoken words and sentences Communicate information and ideas in speaking so others will understand Read and understand information and ideas presented in writing Apply general rules to specific problems to produce answers that make sense Identify and understand the speech of another person #J-18808-Ljbffr M.C. Dean, Inc.
- ...M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical... ...power and technology solutions through engineering expertise and smart systems integration.... ...Summary In this Design Engineer Principal Position, as part of a multidisciplinary...Principal
- M.C. Dean, Inc. is looking for a Design Engineer Principal to develop and integrate project engineering deliverables, including drawings and specifications. Candidates should have over 7 years of engineering experience and a Bachelor's degree in Engineering. The role involves...Principal
- ...Job Responsibilities: Requires knowledge of discipline engineering principles, practices, and theories, and methods to identify and... ...Skills: ~ Perform highly complex engineering analyses and designs in support of operations, systems, programs, audit inspections...Principal
- ...ideal candidate will have significant experience in project management and collaboration across disciplines, including a relevant engineering degree and extensive experience in complex design-build projects. Remote work is not accepted for this position. #J-18808-Ljbffr...SuggestedRemote work
- ...A leading engineering firm is seeking an experienced engineer in Arlington, VA. The role involves creating design calculations and technical reports while supporting project delivery. Candidates must have a degree in Engineering and relevant experience, with knowledge...SuggestedFull time
- L3Harris Technologies in Arlington, VA is seeking a Senior Principal, Business Development to lead our Federal - DHS Growth campaign.... ...identification through proposal submission to award, coordinating with engineering and business #J-18808-Ljbffr Harris Geospatial SolutionsPrincipal
- L3Harris Technologies in Arlington, VA is seeking a Senior Principal, Business Development to lead Federal DHS growth campaigns and strategic... ...teams from identification through award, coordinate with engineering and business leadership, and deliver detailed reports to...Principal
$230k - $290k
...open, plug‑and‑play integration with government and partner systems. We are seeking a highly experienced signal processing engineer to design, prototype and field advanced RF and radar signal processing capabilities for Forterra’s EMSO products. This role turns complex...PrincipalTemporary workLocal area- Capital One is seeking a Senior Principal Payment Industry Relations Manager to lead representation in global payments associations and influence standards for the Global Payment Network. Based in McLean, VA, you will shape industry participation, collaborate with EMVCo...Principal
- Arlington County Government is seeking a Transportation Design Engineer to join its Design Team within the Department of Environmental Services. The role will involve collaborating with various agencies to review plans and providing technical expertise for urban safety...
- MITRE Corporation is seeking a Solution Lead Senior Principal in McLean, Virginia, to be responsible for leading and growing disruptive solution projects. This role requires a hands-on, entrepreneurial candidate with at least 12 years of experience and a proven track record...Principal
- Jobtailor in Arlington, VA is seeking a Mechanical Engineer specialized in plumbing and fire protection to join our design team. You will lay out systems, size components, and coordinate with disciplines to ensure project success. Ideal candidates have 3-6 years of experience...
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Ramboll is looking for a Municipal Wastewater Process Design Engineer with at least 10 years of engineering experience in sewage treatment. The role involves planning, analyzing project data, and designing projects following relevant regulations. Ideal candidates should...Full time- Northrop Grumman in McLean, Virginia, is looking for a Sr. Principal Project Manager to join our physical security team. This multifaceted... .... Key responsibilities include overseeing security system design and management while ensuring effective risk assessment and mitigation...Principal
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- ...bank operations impact by providing strategic direction to stakeholders. Build relationships with cross-functional project stakeholders to provide strategic and tactical thought Project Manager, Manager, Project Management, Principal, Project, Banking, Business Services...Principal
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AMERICAN SYSTEMS seeks an Operations Research Analyst in McLean, VA to develop and analyze Integrated Master Schedules for complex defense programs. The ideal candidate will have at least 10 years of experience in scheduling, with proficiency in Microsoft Project and expertise...Principal- Strategic Analysis, Inc. is looking for a Principal Engineering Advisor to join the Biological Technologies Office supporting DARPA in Arlington, VA. The candidate must have at least 8 years of relevant experience, combining technical fluency with systems engineering principles...PrincipalFull timeWork at office
- Groundswell Corporation is looking for a Principal Appian Developer Consultant to provide leadership and expert guidance on Appian solutions... ...include 5+ years in Appian solutions, strong technical design skills, and the ability to communicate complex ideas effectively...PrincipalFlexible hours
$103.6k - $193.9k
Northrop Grumman Corp. in McLean, VA, seeks a Principal Cyber Intelligence Analyst or Senior Principal Cyber Intelligence Analyst. Candidates will conduct analysis using media forensic tools, require TS/SCI with Polygraph clearance, and must have significant experience...Principal- ...strategy. You aren't just managing data; you are ensuring that our workforce plans are accurate, integrated, and clearly communicated to leadership. You will play a Project Manager, Manager, Associate, Principal, Project Management, International, Banking, Business Services...Principal
$117.5k - $176.3k
Northrop Grumman in McLean, VA, is hiring a Sr Principal Regulatory Compliance Analyst. The role involves ensuring compliance with federal and state regulations, liaising with government agencies, and conducting risk assessments. Candidates should possess strong analytical...Principal- ...Bureau of Overseas Buildings Operations (OBO) seeks a Senior Architect/Design Manager to lead design teams across major embassy projects. You will coordinate architectural, structural, mechanical, and electrical disciplines, review designs, and provide expert guidance...Work at officeOverseas
- Capital One in McLean, VA is seeking a Distinguished Engineer - Software Engineering to design, develop and maintain scalable software systems using ML, Python, JavaScript, TypeScript, Swift and Java. You will write clean, well-tested and documented code, participate in...Principal
- ...Overview JOB DESCRIPTION: The Cloud Solutions Network Engineer is part of the Cloud Center of Excellence (CCOE) and responsible for delivering... ...portfolio and strategy Qualifications 10+ years of Engineer, design, and implementation of highly scalable, highly available...Principal
- A leading aerospace firm seeks a senior strategist to drive market research and strategic initiatives. Ideal candidates will have over 10 years of corporate strategy experience and the ability to lead complex assessments. Responsibilities include developing business cases...Principal
- ...Electrical VDC Engineer EPI is hiring an Electrical VDC Engineer to join our growing team working on data center projects. The Electrical... ...for various functions on a construction project related to the design, management and implementation of VDC systems, including...Temporary workFor contractorsWork at office
- ...mitigation plans, and assist with the restoration of services. Nightwing is seeking a Subject Matter Expert with hardware reverse engineering to support this critical customer mission. The Subject Matter Expert Hardware Reverse Engineers will provide specialized...PrincipalContract workImmediate start
- A leading defense contractor is seeking a data scientist/machine learning engineer to build analytics solutions impacting critical decisions. This hybrid/remote role requires strong skills in Python, SQL, and cloud technologies such as AWS and Databricks. The position...PrincipalFor contractorsRemote work
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