Network Engineer - Tysons, VA Security Clearance

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 4 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.

This position is in support of the U.S. Air Force Education and Training Center.

• Survey reports measurement results in actionable form to more senior personnel and management.
• Conduct any surveys, inspections, tours, etc. of client sites, as required.

• Install, configure, and maintain network services, equipment, and devices.
• Work closely with field engineers to simulate expected system‑level performance and provide quick feedback on potential improvements.
• 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 supports large programs.
• Assist senior engineers in preparation of designs, including narrative design documents, system designs, subsystem designs (CAD, panels, layouts, wiring, hardware, communications).
• Prepare specifications, perform QA/QC and technical reviews of designs.
• Comment on resolution testing & commission review/approval of test plans (safety, risk, manufacturability).
• Author test plans, lead and supervise testing activities, author testing & commissioning procedures.
• Prepare test reports and commission deployed systems.
• Develop test fixtures and simulation devices, generate standard PITCO plans and procedures.
• Design and perform complete system integration tests.

• Troubleshoot and debug complex network problems and recommend operational efficiency improvements.
• Perform preventative maintenance (software, hardware, firmware upgrades) including security updates and performance upgrades on schedule.
• Originating and submit maintenance plans and provide rollback plans.
• Serve as backup for team members during paid time off.
• Perform hardware and software upgrades and replacements on existing systems.
• Provide ability to support a 24/7 on‑call schedule.

• Document crucial working procedures and troubleshooting of network operations.
• Employ moderate understanding of network administration related to business operations.
• Assist team members in identifying and resolving basic or moderate network/telecom issues.
• Interpret and analyze results versus established benchmarks and goals.
• Work with project managers to meet expectations for network tasks.
• Complete project tasks and assignments to meet project deadlines.
• Contribute to own team and closely related teams through quality and accuracy of output.
• Conduct research on available technologies and products as needed by operations or project managers.

• Prepare cost estimates and supporting documents for projects.
• Assist senior engineers in preparation of bids and proposals, cost estimates, and…