Design Engineer 5 - Tysons, VA with Security Clearance
Unofficial M.C. Dean
Overview 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, M.C. Dean delivers 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. Seeking a Senior Design Engineer that is able to work with a dynamic team of engineers, administrators, and technicians responsible for design, implementation, operations & maintenance, and cybersecurity for large complex electronic security systems and physical security systems. This position spearheads technical design and serves as the Subject Matter Expert to deliver a complete working system according to project requirements and schedule. Responsibilities What you'll do: See the "bigger picture" while working across the project team to achieve overall project objectives. Review customer requirements and assess design constraints in order to develop a design which meets the needs of the customer. Plan for and participate in Electronic Security System (ESS) and physical security system site surveys during all phases of projects. Drive development of security system Engineering Installation Design Packages including the creation of Block Diagrams, Riser Diagrams, Mounting, and Wiring Details in AutoCAD. Create project and device schedules with the Engineering Installation Design Packages. Create cable, device, and Performance Verification Test (PVT) plans. Drive planning for and participate in Pre‑Installation Testing and Checkout (PITCO) processes including system programming, integration testing, and equipment build outs. Complete various calculations, including but not limited to power, heat, voltage drop, conduit sizing and bandwidth. Assist with development of sequence of operations, compliance matrices, and other project support documentation. Apply understanding of related industry documentation such as NEC, NFPA, UL Code (294, 1076, and 2050), ICD 705, NISPOM. Participate in new technology/product evaluations and recommendations. Effectively communicate the status of all work and report roadblocks early and directly to project and divisional management. Direct more junior engineering team members through the project lifecycle to achieve engineering objectives and complete deliverables. Update, track, and close out all engineering changes and issues, working in coordination with the assigned Project Manager or Engineering Manager. Regularly attend and participate in internal and client review/status update meetings. Interface with customer stakeholders to answer questions and present design solutions; support resolution of project issues working in conjunction with the Engineering Manager. Assist in the bids and proposals process to capture new work. Growth Opportunities Contribute to the maturation of our engineering capabilities and processes by suggesting improvements and researching questions. Work collaboratively with program engineering leadership to document and share best practices and processes for efficient execution and repetitive design across the company. Work directly with customers to develop and enhance their specifications to deliver the latest technology and innovate delivery methods for optimum performance and schedule. Manage customers full‑lifecycle, from recruitment through project delivery in new and growing industries. Qualifications Clearance/Citizen Type: Applicants selected will be subject to a government security investigation and may meet eligibility requirements, including U.S. Citizenship, for access to classified information; ACTIVE TS/SCI w/ Poly clearance REQUIRED. Education: Bachelor’s Degree in a technical/engineering related discipline (Electrical Engineering, Mechanical Engineering, Systems Engineering, etc.) with 10+ years of experience in engineering OR 7+ years of experience with a Master’s Degree. Preferred experience in ESS design build. Experience with electronic security; Physical Security Professional (PSP) certification from ASIS desired. Experience leading large scale design efforts. Experience with estimating, pricing, and procurement. Familiarity with networking concepts, including use of routing protocols and switching technologies, LAN/WAN medias and protocols, and firewall configuration and protocols. Ability to work effectively in a fast‑paced collaborative environment. Ability to effectively communicate with various customers, vendors and peers. Ability to effectively use AutoCAD or another computer aided drafting/modeling tool. Proficient in MS Word, Excel, and PowerPoint. Knowledge of Pro Pricer and Eplan desired. What we offer A collaborative team inspired by the way engineering and innovation enhance customer outcomes, improve lives, and change the world for the better. We are driven by our core values of agility, expertise, and trust. An opportunity to lead and build a business with the support of an industry‑leading firm that has been in business for 75 years. Investment in your skills and expertise through a combination of professional and technical training programs, including leadership training and tuition reimbursement. Open and transparent communication with senior leadership as well as local office management. 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 in order 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 Unofficial M.C. Dean
- ...Intelligence. We design, build, operate, and... ...facilities, secure environments, complex... ...global enterprises. With over 9,000 employees... .... Headquarters in Tysons, Virginia, M.C.... ...solutions through engineering expertise and smart... ...Qualifications Clearance/Citizen Type: Applicants...Security ClearanceWork at officeLocal area
- ...Intelligence. We design, build,... ...facilities, secure environments,... ...enterprises. With over 7,000 employees... ...in Tysons, Virginia, M.... ...solutions through engineering expertise and... ...Qualifications Clearance / Citizen... ...the Tysons, VA office. Extensive... ...accredited program or 5+ years of...Security ClearanceFull timeTemporary workFor contractorsWork at officeLocal area
- ...Intelligence®. We design, build,... ...critical facilities, secure environments,... ...in Tysons, Virginia, and... ...employs more than 5,800 professionals who engineer and deploy automated... ...in Tysons, VA. Together we are... ...: Work with the department... ...obtain a security clearance. Desired...Security ClearanceWork at office
$69k - $125k
...be available CLEARANCE REQUIRED FOR... ...history. The East Engineering organization is... ...Mechanical Design Engineer to perform... ...will work with other designers... ...on the Dulles, VA or Tysons, VA campus and... ...using GD&T ANSI 14.5 and able to... ....S. Government security clearance (U.S....Security ClearanceWork at officeRelocation package- ...Owned Small Business with a mighty mission to provide... ...be leading a team of engineers to create custom... ...position out of our Tysons, VA office to support customers... ...position requires a security clearance, which is issued by... ...'s an opportunity to design, develop, and deploy...Security ClearanceContract workFor contractorsWork at officeRemote workRelocationRelocation package
- ...Intelligence. We design, build, operate... ...facilities, secure environments, complex... ...enterprises. With over 7,000... ...headquarters are in Tysons, Virginia, and... ...through engineering expertise and smart... ...Qualifications Clearance/Citizenship: Applicants... ...degree) with 5+ years of...Security ClearanceContract workFor contractorsLocal area
- ...Intelligence®. We design, build, operate... ...facilities, secure environments, complex... ...in Tysons, Virginia, and... ...professionals who engineer and deploy automated... ...designer with proposal and marketing... ...in Tysons, VA. Be part of a growing... ...for a security clearance. Desired /...Security Clearance
- ...Intelligence®. We design, build, operate,... ...facilities, secure environments, complex... ...in Tysons, Virginia, and employs... ...employs more than 5,800 professionals who engineer and deploy automated... ...in interactions with customers,... ...obtain a secret clearance with federal government...Security ClearanceContract workTemporary workFor contractors
- ...automating, integrating, and securing the world's most... ...Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure... ...large-scale systems are designed, delivered, and... ...obtain a Secret security clearance with federal government....Security Clearance
- ...Intelligence. We design, build, operate, and... ...facilities, secure environments, complex... ...global enterprises. With over 7,000 employees... .... Headquarters in Tysons, Virginia, M.C.... ...solutions through engineering expertise and smart... ...maintain a Secret clearance required. Professional...Security ClearanceWork at office
$150k - $225k
...Software Integration Engineer to support a Government... ...MD (office moving to Tysons Corner, VA Summer 2026) through... .... Collaborate with development, systems... ...labs is beneficial. Clearance: ability to obtain a... ...maintain an Active Secret security clearance Location:...Security ClearanceFor contractorsSummer workWork at officeRelocation package- Energy Engineer II (Arlington, VA; United States) GPTech is a global... ...institutions, and utilities with sizable investments... ...obtain and retain a security clearance and successfully pass... ...field At least 5 years of progressively... ...energy systems, including design, installation,...Security ClearanceFull timeContract workWork at officeLocal areaImmediate startRemote work
- ...Executive - Hybrid - McLean, VA Apply for Role Job ID NA... ...accounting and finance. We work with premier clients, from small... ...Bachelor's degree OR five (5) years of professional work experience... ...state, and local laws and/or security clearance requirements, including, as...Security ClearancePermanent employmentTemporary workWork experience placementLive inLocal area
- ...systems and cyber security. TechINT Solutions... ...team in Langley AFB, VA. Job# TI1336... ...will interface daily with users, mission planners... ...LBS technical and engineering SW support • Responds... ...TS/SCI Security Clearance Experience... ...Experience 5+ yrs of AF SIGINT...Security ClearanceFull timeFor contractorsWork experience placement
$43 - $50 per hour
...Telecommunications Engineer II (Requires Clearance + Travel) | Req#4363... ...headquartered in Vienna, VA that works with the Federal... ..., and transition of secure infrastructure, communications... ..., engineering design, ISP installation and... ...installations, CAT.5, CAT5e & CAT.6, and...Security ClearanceHourly payDaily paidFull timeContract workWork at officeImmediate startFlexible hours$109.3k - $219.6k
...Research & Development Engineer We are... ...in Springfield, VA. This position will... ...functions with significant program... ...Active Top Secret clearance with eligibility... ...or Science 5+ years of relevant... ...a government security clearance; you will... ...-time employees designed to support both...Security ClearanceFull timeContract workWork experience placementWork at office- ...Recruiter - Hybrid - McLean, VA Share this job Facebook... ...accounting and finance. We work with premier clients, from small businesses... ...Bachelor’s degree OR five (5) years of professional work... ...state, and local laws and/or security clearance requirements, including, as...Security ClearancePermanent employmentTemporary workWork experience placementLive inWork at officeLocal area
$170k
F-35 Systems Engineering Analyst Job Locations US-VA-Tysons Job ID 2026-14029 # of... ...integration efforts aligned with mission objectives. This... ...discipline. ~5+ years of Systems Engineering... ...priorities. ~ Active SECRET security clearance required; must be a U.S....Security ClearanceFull timeContract workWork at officeLocal area$135.4k - $150.21k
...this Position Digital Design Engineer ID: 2026-72654 US-VA-Manassas Required Clearance: Secret, obtainable... ...Posted Date: 5/26/2026 Category:... ...Department of Defense Secret security clearance is required... ...responsibilities associated with the position...Security ClearanceFull timeFlexible hours$97.3k - $180.05k
...a strong emphasis on security, with eight FedRAMP authorized... ...Product Support Engineer for Government provides... .... Government Security clearance is required Geographically... ...daily commuting to Tysons, Virginia Experience... ...Our interviews are designed to reflect your own skills...Security ClearanceTemporary workLocal areaWorldwide$100k - $140k
...providing customers with fast, efficient and... ...based out of our Tysons office located in McLean, VA. Day-to-day work is... ...connectivity, and security issues. Implement and... ...business management, engineering, computer science,... ..., etc. Security Clearance: Applicants selected...Security ClearanceContract workWork experience placementWork at officeLocal areaImmediate startRemote workRelocationVisa sponsorshipMonday to FridayFlexible hoursShift workWeekend work1 day per week$100k - $140k
...providing customers with fast, efficient and... ...based out of our Tysons office located in McLean, VA. Day-to-day work is... ...connectivity, and security issues. Implement and... ...business management, engineering, computer science,... ..., etc. Security Clearance: Applicants selected...Security ClearanceContract workWork experience placementWork at officeLocal areaImmediate startRemote workRelocationVisa sponsorshipMonday to FridayFlexible hoursShift workWeekend work1 day per week$163.11k - $215k
...Computer Systems Architect 5) Location: Fairfax, VA, Virginia, United... ...7.00 - $215,000.00 Security Clearance: Ability to Obtain... ...Lead end‑to‑end designs across UI/UX, enterprise... ...ensure alignment with enterprise guardrails... ...architects and embedded engineering teams. Curate...Security ClearanceFull timeWork at officeLocal area- ...and transfer your active Secret security clearance. Serco supports the US Navy... ...support for N96 in accordance with DoD program requirements... ...site in the Pentagon (Arlington, VA). Specific tasks include:... ...A Bachelor's degree and five (5) years of hands-on experience...Security ClearanceFull timeContract workPart timeFor contractorsLocal areaImmediate startFlexible hours
- ...the reliable and secure global... ...which, combined with Telesat's longstanding engineering excellence, will... ...Responsibilities: Design, estimate cost,... ...experience in: ~5+ years of experience... ...security clearance. The position will... ...office in Arlington, VA two days/week...Security ClearanceWork at officeRemote work2 days per week
- ...Cyber Systems Design Engineer HHB Systems is a small veteran owned business known for systems... ..., development, and testing associated with protecting the.gov network from cyber-... ...and Abilities: Active Secret security clearance required with ability to obtain TS/SCI...Security ClearanceWork experience placementImmediate start
- ...Targeting Analyst - Warrenton, VA Are you fully cleared... ...impact on national security. We are actively... ...0+ years of experience) with a current TS/SCI and Polygraph... ...– 3). Required Security Clearance: ~ Active TS/SCI... ...without the degree Level 5 requires 20+ years of...Security ClearanceContract work
$74.8k - $130.9k
...possibilities, pursue one with endless opportunities. Imagine... ...for an amazingly talented Security Systems Design Engineer to join our team! In this... ...field) and at least 5+ years of related work experience... ...maintain a Secret level clearance Travel to OCONUS project...Security ClearanceWork experience placementWork at officeLocal areaWorldwideFlexible hours- ...to enable the National Security Community to achieve... ...best people, equipped with the best skills and technical... ...is seeking a Design Engineer to join our Critical Infrastructure... ...Citizenship & Clearance • Citizenship:... ...design. Experience (1–5 Years Preferred) •...Security ClearanceFull timeWork at officeWorldwideOverseas
$153.61k - $184.12k
Information Systems Security Manager ISSM (Engineer Info Assurance 5) Location: Fairfax, VA, Virginia, United States... ...184,124.00 Security Clearance: TS/SCI Level of... ...opportunity resides with Warfare Systems (WS)... ...Advana War Data Platform designed to aggregate operational...Security ClearanceFull timeContract workWork at officeLocal areaWorldwide
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