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M.C. Dean, Inc.

Network Engineer 3 - Chantilly, VA

M.C. Dean, Inc., Chantilly, Virginia, United States, 22021

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Overview Join to apply for the

Network Engineer 3 - Chantilly, VA

role at

M.C. Dean, Inc.

M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for 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.

Role Summary 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 including intrusion detection, access control, biometric authentication, video surveillance, audiovisual, 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 designing, implementing, monitoring and managing network solutions to ensure maximum uptime. Responsibilities include designing system configurations, documenting and managing pre-installation and testing of a new network, and performing upgrades to hardware and software as required.

Technical Responsibilities

Survey reports: measure results in actionable form for senior personnel and management.

Conduct surveys, inspections, tours, etc. of client sites as required.

Design

Install, configure, and maintain network services, equipment, and devices.

Work with field engineers to simulate system-level performance and provide 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 in preparing designs, including Narrative Design Documents, Systems Designs, Subsystem Designs (CAD / Panels / Layouts / Wiring / Hardware / Communications).

Prepare specifications, perform QA/QC, and conduct technical reviews of designs.

Comment resolution, testing & commissioning review/approval of test plans (Safety / Risk / Manufacturability).

Author test plans; lead/supervise testing activities.

Author testing/commissioning procedures and preparation of test reports.

Commissioning of deployed systems; development of test fixtures and simulation devices.

Design and perform complete system integration tests.

Service & Maintenance

Troubleshoot and debug complex network problems; recommend operational efficiency improvements.

Preventative maintenance (software/hardware/firmware upgrades) including security updates and performance upgrades.

Originate and submit maintenance plans and provide rollback plans.

Serve as backup for team members during paid time off.

Perform hardware/software upgrades and replacements on existing systems.

System Analysis And Reporting

Document crucial working procedures and troubleshooting of network operations.

Moderate understanding of network administration as related to business operations.

Assist team members in identifying and resolving basic/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 on time.

Contribute to the team and related teams through quality and accuracy of output.

Perform research on available technologies and products as needed by Operations or Project managers.

Managerial Responsibilities

Prepare cost estimates and supporting documents for projects.

Assist in preparation of bids, proposals, and pricing of change orders.

Assist in developing and adapting documents, procedures, and formal processes for the Network Engineering team.

Collaborate with other disciplines to define work/interfaces.

Role Specific Qualifications

CCNP Certification is required.

Provide networking equipment inventory management and documentation of network information (switching/routing equipment, IP-addressable devices, cabling).

Provide expert support services to augment network engineering staff.

Assist with day-to-day network maintenance including installation, configuration, operation, and troubleshooting of switched networks and equipment.

Review and analyze current network processes; develop and implement improvements.

Implement, manage, and maintain approved network process improvements and QA/QC plans.

Develop and implement disaster recovery and security solutions for network infrastructure.

Monitor, analyze, and optimize network performance; manage firewall security appliances.

Lead projects as an Engineering Lead and/or Project Manager to develop secure, resilient systems.

Prepare conceptual designs, schedules, and cost estimates for new/modified systems; conduct design reviews.

Qualifications

Active TS/SCI w/ Polygraph is REQUIRED.

Bachelor's Degree in Engineering, Computer Science, IT, or related discipline; 5+ years progressive experience.

Understanding of ITIL concepts; knowledge of security considerations for network solutions.

Moderate knowledge of network concepts, technologies, tools and methodologies; ability to design a network infrastructure.

Moderate knowledge of system development methodology, project management, system architecture, and problem solving.

Technical Skills

Communication: strong oral, technical writing, and presentation skills.

Ability to build productive relationships with team members, clients and stakeholders.

Other Experience

Experience reading network and connectivity schematics and plans; system startup, configuration, and calibration.

Experience with testing, troubleshooting, and using tools (spectrum analyzer, cable tester, etc.).

Experience with ticketing and monitoring tools; familiarity with Cisco, Juniper, Palo Alto, and other network platforms.

What We Offer

A collaborative team with a focus on engineering excellence and leadership development.

Opportunity to work with an industry-leading firm with 75 years in business.

Investment in skills through training programs, including leadership training and tuition reimbursement.

Open and transparent communication with senior leadership and local management.

Benefits

Medical, dental, vision, life, and disability insurance

Paid time off

401k retirement plan

Tuition reimbursement

Other benefits as listed by the company

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