Network/Telecommunications Analyst III

Salary : $85,318.48 - $142,197.95 Annually

Location : FAIRFAX (EJ32), VA

Job Type : FT Salary W BN

Job Number : 25-00235

Department : Information Technology

Opening Date : 01 / 25 / 2025

Closing Date : 2 / 7 / 2025 11 : 59 PM Eastern

Pay Grade : S29

Posting Type : Open to General Public

Job Announcement

The Fairfax County Department of Information Technology (DIT) is seeking a Network Engineer III to join our Technology Infrastructure Division's (TID) Enterprise Network Architecture and Engineering team. The county wide enterprise network is a large complex Metropolitan (MAN) and Wide area network (WAN) secure network infrastructure with two geo-diverse high available hyperconverged datacenters servicing 230 Fairfax County locations.

This role is pivotal in designing, maintaining, and optimizing our enterprise network infrastructure while addressing complex technical issues escalated from Tier 1 and Tier 2 support teams. As a Tier 3 Network Engineer, you will ensure high levels of network availability and reliability by applying advanced troubleshooting skills, a deep understanding of networking technologies, and strategic collaboration with cross-functional teams.

Duties and Responsibilities

All duties are performed in accordance with DIT standards, policies, Service Level Agreements (SLAs), and maintenance windows.

• Network Architecture and Design : Collaborate with the Enterprise Network Architecture team to design and implement scalable and secure network solutions, including LAN, WAN, and wireless infrastructures, aligned with organizational goals and industry best practices. Evaluate, test, and recommend new technologies, solutions, and processes to enhance network performance, security, and reliability.
• Network Support : Deliver advanced-level support for network incidents, problems, and change requests escalated from Tier 1 and Tier 2 teams. Troubleshoot and resolve complex issues involving routers, switches, firewalls, wireless devices, and other network components. Perform comprehensive root cause analysis of network incidents and implement effective solutions to mitigate future occurrences.
• Advanced Troubleshooting : Analyze and resolve complex Layer 2 and Layer 3 network issues, ensuring optimal network performance and minimal downtime.
• Infrastructure Management : Install, patch, configure, secure, and optimize routers, switches, firewalls, and other network hardware to meet evolving business needs.
• Wireless Networking Expertise : Design, configure, and optimize 802.11x wireless networking environments to ensure robust connectivity and performance across all enterprise locations.
• Network Monitoring and Optimization : Utilize advanced network monitoring tools to analyze performance metrics, identify bottlenecks, and recommend or implement improvements.
• Documentation and Standards : Develop and maintain comprehensive network diagrams, documentation, and standard operating procedures to streamline network operations and knowledge sharing.
• Security and Compliance : Collaborate with security teams to implement network security best practices, such as access controls, encryption, and intrusion detection / prevention systems, ensuring compliance with regulatory requirements.
• Project Management : Lead or support network-related projects, including infrastructure upgrades, new implementations, and technology migrations, ensuring timely and successful delivery.
• Cross-Functional Collaboration : Partner with other IT teams, stakeholders, and vendors to address networking needs, resolve escalated issues, and drive continuous improvements in network performance.

Employment Standards

MINIMUM QUALIFICATIONS :

Click on the aforementioned link to learn how Fairfax County interprets equivalencies for "Any combination, experience, and training equivalent to")

Possession of an associate's degree in computer science, electrical engineering, electronics, or a related field; plus four years' network and / or telecommunications experience; or a bachelor's degree in such fields; plus two years' experience in network or telecommunications system design, analysis, installation, and troubleshooting.

CERTIFICATES AND LICENSES REQUIRED :

Valid driver's license.

NECESSARY SPECIAL REQUIREMENTS :

The appointee to this position will be required to complete a criminal background check and driving record check to the satisfaction of the employer.

PREFERRED QUALIFICATIONS :

PHYSICAL REQUIREMENTS :

Work is equally performed in the field as well as in a normal office environment. Lifting (up to 50lbs) may be required. Ladder climbing may be required. Driving is required. All duties performed with or without reasonable accommodations.

SELECTION PROCEDURE :

Panel interview and may include exercise.

The population of Fairfax County is very diverse where 38.7% of residents speak a language other than English at home () and we encourage candidates bilingual in English and a foreign language to apply to this opportunity.

Fairfax County Government prohibits discrimination on the basis of race, color, religion, national origin, sex, pregnancy, childbirth or related medical conditions, age, marital status, disability, sexual orientation, gender identity, genetics, political affiliation, or military status in the recruitment, selection, and hiring of its workforce.

Reasonable accommodations are available to persons with disabilities during application and / or interview processes per the Americans with Disabilities Act. Contact 703-324-4900 for assistance. TTY 703-222-7314. DHREmployment@fairfaxcounty.gov EEO / AA / TTY.

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Merit Positions

Fairfax County is proud to offer employees an attractive and comprehensive benefits program, including the following :

NOTE : Fairfax County Government is a qualifying employer under the Public Service Loan Forgiveness program. For more information about the PSLF program :

For additional details please visit the

Non-Merit Positions

Medical / Vision / Dental Insurance Coverage

No benefits

What is the highest level of education that you have completed?

If you answered "Some college" for the highest level of education completed, please indicate the number of quarter or semester hours you have completed towards a related degree.

Please indicate all major(s) or minor(s) for your completed degree(s). Check all that apply.

If you selected "Other (related field)" or "Other (non-related fields)" for the previous question, please list the discipline of your degree. If this question does not pertain to you, or you do not have a degree, enter "Not applicable".

How many years of full-time equivalent professional experience in network or telecommunications system design, analysis, installation, and troubleshooting do you possess?

Do you currently possess a valid driver's license?

Please indicate which active network related certifications you possess. Check all that apply.

If you selected "Other" for the previous question, please list the certification below. If this question does not pertain to you enter "Not applicable".

How many overall years of full-time experience do you have in any discipline directly involving information technology?

Of your information technology experience, how many of those years were dedicated to performing network operations and network support duties?

Do you have experience with Metropolitan Area Networks (MAN) and the underlying MPLS technology?

Do you have experience with configuring and managing virtual routing and forwarding?

Do you have experience managing cellular and 802.11 wireless technologies in deployments with an understanding of the future roadmaps in each technology?

Do you have experience with network management, configuration, monitoring and analysis tools?

Do you have experience with Datacenter Network technologies?

Do you have experience with Software Defined Networking technologies?

How many years of full-time equivalent experience with routing protocols like OSPF, EIGRP & BGP do you possess?

Do you have experience managing carrier class network equipment?

Required Question

Salary : $85,318 - $142,198