Network Engineer 3 (TS/SCI) - Chantilly, VA

Overview 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 9,000 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. We are seeking a Network Engineer 3 to join our Security and Electronic Systems (SES) business unit. As part of the SES Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, IT systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets. Responsibilities The Network Engineer 3 is responsible for the design, implementation, configuration, and troubleshooting of the organization’s network infrastructure. This role involves ensuring the stability and performance of the network. The Network Engineer works to maintain network reliability, resolve issues promptly, and collaborate with other IT teams to ensure that networking systems support the organization's operational needs. The Network Engineer will monitor equipment, update configurations, and repair equipment as necessary. Technical Responsibilities Survey Reports measurement results in actionable form to more senior personnel and management. Conducts any surveys, inspections, tours, etc. of client sites, as required. Design Install, configure, and maintain network services, equipment, and devices. Work closely with the field engineers to simulate expected system level performance and provide quick feedback on potential improvement. Assist senior network engineers to identify and resolve network security issues. Develop network designs for each SLA classification. Originates design documents for small projects and in support of large programs. Assists Senior Engineers in preparation of Designs, including: Narrative Design Documents, Systems Designs, Subsystem Designs (CAD / Panels / Layouts / Wiring / Hardware / Communications). Preparation of Specifications, Perform QA/QC and technical reviews of designs. Comment Resolution Testing & Commission Review / Approval of test plans (Safety / Risk / Manufacturability). Author test plans Leads / supervises testing activities. Author testing / commissioning procedures. Preparation of test reports. Commissioning of deployed systems. Development of test fixtures and simulation devices Generates standard PITCO plans and procedures. Design and perform complete system integration test. Service & Maintenance Troubleshoot and debugging complex network problems and recommending operational efficiency improvements. Preventative maintenance (software/hardware/firmware upgrades) including security updates, performance upgrades and schedule maintenance. Originate and submit maintenance plan and provide roll back plan. Serves as backup for team members during paid time off. Perform hardware / software upgrades and replacements on existing systems. System Analysis and Reporting Documents the crucial working procedures and Troubleshooting of network operations. Employs moderate understanding of network administration as related to business operations. Assists team members in identifying and resolving basic/moderate Network/Telecom issues. Interprets and analyzes results versus established benchmarks and goals. Works with project managers to meet expectations for Network tasks. Completes project tasks and assignments to meet project deadlines. Contributes to own team and closely related teams through quality and accuracy of output. Performing research on available technologies and products as needed by the Operations or Project managers. Managerial Responsibilities Prepares cost estimates and supporting documents for projects. Assists senior engineers in preparation of Bids and Proposals cost estimates and supporting documentation Pricing of change orders. Assist in developing and adapting documents, procedures, and formal processes for the Network Engineering team members to accomplish Company project planning (PKOM’s and gate checks). Collaborates with other disciplines to define work / interfaces. Qualifications Clearance/Citizen Type: Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information. ACTIVE TS/SCI Clearance is REQUIRED, with the ability to obtain AND maintain a polygraph Education: Bachelor's Degree in Engineering, Computer Science, Information Technology (IT) or a related discipline 5+ years Progressive Experience Technical Skills: Understanding of ITIL (Information Technology Infrastructure Library) concepts. Moderate understanding of security issues and implications for network solutions. Moderate knowledge of network concepts, technologies, tools and philosophies, and the ability to design an organization's network infrastructure and services. Moderate knowledge of system development methodology, project management, system architecture and analytical/problem solving skills. Communication Skills: Strong oral, technical writing, and presentation skills. Ability to build productive relationships with team members, clients and other network/system stakeholders. Ability to establish working relationships with others outside area of expertise. Behavioral Skills: Must be able to balance high quality standards with schedule pressures and demanding environment. Must be a resourceful self-starter, flexible, pro‑active, solution‑oriented and customer‑oriented. Field Experience: Experience in reading network and connectivity schematics and plans. Experience in reading network installation schematics and plans. Experience in network system startup, configuration, and calibration. Experience in testing and troubleshooting. Experience using basic electrical and machinist hand tools. Experience using testing, calibration, or industry-specific tools and software (spectrum analyzer, cable tester, Alignment tool) Tools/Software. Experience in computer networks. Experience with ticketing and monitoring toolset. Experience in one or more IT/Network platform, such as: Cisco, AllenBradley, Juniper, PaloAlto, NetGear, etc. Experience in one or more network related hardware and software. Standard Network Software (Visio, Wireshark, Putty, CLI, etc). 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