Top 21 Firewall/network security administrator Jobs in Columbus

IT Network Administrator
City of Whitehall, OH —Whitehall, OH
- $36.06 - $45.67 an hour
- Weekends as needed
- Computer science
- Computer Science
- 5 years
- Health insurance
- Dental insurance
12d
IT Manager - Infrastructure & Cybersecurity
Matthew Warren, Inc. —Columbus, OH
- 8 years
- AWS
- Analysis skills
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Computer Network Defense Analyst
AGE Solutions —Columbus, OH
- From $85,000 a year
- Writing skills
- Mid-level
- Continuous improvement
- Paid training
- Paid parental leave
Quick Apply
Network Technician Tier 2
Dataperk LLC —Columbus, OH
- Full-time
- Computer Science
- 5 years
- Mid-level
- Paid holidays
- Disability insurance
Quick Apply
Senior Network Administrator
Anduril Industries —Ashville, OH
- $113,000 - $149,000 a year
- Email
- Office
- Windows
- AWS
Quick Apply
Network Administrator
Crane Worldwide Logistics LLC —Columbus, OH
- Full-time
- Mid-level
- 3 years
- High school diploma or GED
- Wellness program
- Health insurance
6d
Team Lead Firewall Admin (Checkpoint)
ITinfra —Columbus, OH
- Email
- 7 years
- Azure
- Continuous improvement
- Health insurance
- 401(k)
SecureView Communications and Network Integration Specialist
NexGen Data Systems Inc (NGDS) —Columbus, OH
- Full-time
- 5 years
- Mid-level
- Residential
- Paid holidays
- Disability insurance
Lead Firewall Administrator
CDO Technologies Inc —Columbus, OH
- $115,000 - $150,000 a year
- Full-time
- 7 years
- Azure
- AWS
- Paid holidays
- Disability insurance
Quick Apply
SecureView Tier 3 Systems Administrator
NexGen Data Systems Inc (NGDS) —Columbus, OH
- Full-time
- Bachelor of Science
- Bachelor's degree
- Mentoring
- Paid holidays
- Disability insurance
Windows Server administrator/Tomcat/IIS,TLS/SSL Columbus Ohio
absiusa —Columbus, OH
- $1 an hour
- On call
- Azure
- AWS
- Analysis skills
Quick Apply
SecureView Tier 1-2 Support Specialist
NexGen Data Systems Inc (NGDS) —Columbus, OH
- Full-time
- Mid-level
- Windows
- Residential
- Paid holidays
- Disability insurance
Microsoft Server & Azure IaaS Administrator (AD/GPO/IIS)
eBusiness Solutions Inc. —Columbus, OH
- $75 - $80 an hour
- Contract
- Windows
- Continuous improvement
- Senior level
Quick Apply
System Administrator (Second Shift) - Factory Systems
Anduril Industries —Ashville, OH
- $97,000 - $129,000 a year
- Email
- System design
- Windows
- Travel
Quick Apply
14d
Senior Systems Administrator
Kloud9 IT, Inc. —Columbus, OH
- $90,000 - $110,000 a year
- Full-time
- HIPAA
- Windows
- Mentoring
- Disability insurance
- Health insurance
Quick Apply
DevSecOps Engineer
CESO, Inc. —Columbus, OH
- $85,897 - $167,023 a year
- Full-time
- Hybrid work
- Computer science
- Computer Science
- 3 years
- Paid holidays
- Disability insurance
5d
Microsoft 365 Collaboration Engineer (Technical Specialist)
Huntington Bank —Columbus, OH
- $70,000 - $140,000 a year
- Full-time
- 5 years
- Mid-level
- Office
- Wellness program
- Paid holidays

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IT Network Administrator
City of Whitehall, OH —Whitehall, OH
Ability to have and maintain a valid driver's license. Practical oral and written communication skills, particularly in explaining technical concepts to non-…
$36.06 - $45.67 an hour
12d
IT Manager - Infrastructure & Cybersecurity
Matthew Warren, Inc. —Columbus, OH
Establish and maintain robust cybersecurity tools and processes (endpoint protection, firewall management, vulnerability management, backup/recovery, incident…
Quick Apply

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IT Network Administrator

City of Whitehall, OH
Whitehall, OH

Apply Now

Job Details

Full-time
$36.06 - $45.67 an hour
12 days ago

Benefits

Health insurance
Dental insurance
Tuition reimbursement
Vision insurance
Life insurance
Retirement plan

Qualifications

Phone communication
Technical documentation
Driver's License
Computer hardware
Requirements analysis
Hardware support
Technical writing
Systems analysis

Full Job Description

Nature of Work

Under the direction of the Director of Information Technology, the Network Administrator is responsible for the overall analysis, design, administration, and operational integrity of the City of Whitehall’s enterprise network infrastructure, including LAN, WAN, Wi-Fi, firewalls, VPN connectivity, mobile public safety fleet communications, and dedicated emergency networks. This role exercises independent judgment in engineering network architecture, enforcing security policies in collaboration with the IT Network Security Administrator, and coordinating DNS, DHCP, Active Directory topology, and server connectivity with the Systems Administrator

Essential Functions

.ESSENTIAL JOB FUNCTIONS:

Importance

Tasks

Analyze municipal connectivity requirements and design, configure, and optimize switches, routers, VLAN topologies, Spanning Tree Protocol (STP), Access Control Lists (ACLs), and Quality of Service (QoS) parameters. Design and manage inter-site routing and facility connectivity to maximize uptime and resiliency for city operations. Maintain current, detailed network architecture diagrams and system documentation.

Oversee the administration, patching, and lifecycle management of network hardware and software. Plan, schedule, and execute regular firmware updates, security patches, software upgrades, and vulnerability remediations on network appliances in coordination with the IT Network Security Administrator. Manage maintenance windows during off-peak hours to minimize service interruptions to 24/7 Police and Fire operations.

Design, deploy, and administer enterprise Wi-Fi controllers and access points (APs) across all municipal facilities. Manage SSIDs, enterprise authentication protocols (e.g., 802.1X/RADIUS), tune radio frequencies (RF), and continuously evaluate wireless performance and capacity.

Configure, manage, and maintain in-vehicle cellular routers across Police and Fire vehicle fleets. Oversee cellular WAN connections (e.g., FirstNet, Verizon Frontline), dual-SIM failover, mobile VPN tunnels, and integrated vehicle GPS/AVL telemetry to ensure continuous connectivity for Computer-Aided Dispatch (CAD), Mobile Data Terminals (MDTs), and body/dash camera systems.

Implement firewall objects and rule policies, configure site-to-site and remote-access VPNs, and enforce network segmentation standard operating procedures defined by security policies. Evaluate network security risks, follow strict change-management protocols, and implement necessary protections.

Utilize advanced network monitoring tools to track network health, latency, jitter, cellular data usage, and bandwidth utilization across local, cellular, and CJIS/911 circuits. Analyze performance metrics to proactively identify bottlenecks, design resiliency upgrades, and build business cases for necessary network capital improvements

Serve as the senior technical escalation point for complex network-related tickets escalated from IT support personnel. Troubleshoot and resolve advanced hardware, software, in-vehicle router issues, and public safety network line drops. Promptly inform the Security Administrator of suspicious events or anomalies.

Plan and coordinate low-voltage copper cabling, fiber optic runs, and patch panel infrastructure. Perform physical racking, stacking, cabling, and labeling of network equipment within server rooms and wiring closets according to city standards.

Evaluate third-party vendor solutions, build business cases for new network systems, and manage state, telecommunication, and cellular carrier service contracts. Architect, document, test, and implement network disaster recovery and contingency plans.

Maintain accurate, current inventories of network hardware, serial numbers, optics, cellular SIM cards, mobile routers, dedicated LEADS/911 router gear, and licensing resources.

Ensure end-users and IT systems comply with established municipal IT policies. Perform other related duties as assigned under the direction of the Director of Information Technology.

** Regular, predictable, and punctual attendance is required.

Minimum Requirements

MINIMUM QUALIFICATIONS REQUIRED:

Education and Experience:

Associate degree in Computer Science, Information Technology, or a related field. Professional experience may be substituted for formal education on a year-for-year basis.

Minimum three (3) to five (5) years of progressive experience in enterprise network administration, systems analysis, and hands-on Layer 2/3 routing/switching, firewalls, and Wi-Fi management

Strong communication and documentation skills. Must be able to plan and develop proposals, policies, and procedures

Any combination of education, training, and experience provides the required knowledge, skills, and abilities to perform the job's essential functions.

Other

KNOWLEDGE, SKILLS, AND ABILITIES:

Knowledge of:

CCNA or Network+ and Security+ certification preferred

Ability to maintain workstation hardware and software, including diagnosing and resolving problems

Demonstrated ability to work effectively and courteously under stressful situations with organizations/agencies and other staff members

Ability to maintain confidential information

Must be capable of functioning with minimal direction and perform work in a timely, organized, and professional manner.

Ability to work weekends and nights as needed.

Knowledge of major networking equipment includes switches, routers, wireless access points and fiber optics.

Practical oral and written communication skills, particularly in explaining technical concepts to non-technical staff.

Excellent written and oral communication skills; ability to communicate effectively and project a professional image when giving and taking information in writing, in person, and over the phone.

Ability to have and maintain a valid driver's license

Apply Now

Refine Your Search

firewall/network security administrator jobs in columbus

IT Network Administrator

IT Manager - Infrastructure & Cybersecurity

Computer Network Defense Analyst

Network Technician Tier 2

Senior Network Administrator

Network Administrator

Team Lead Firewall Admin (Checkpoint)

SecureView Communications and Network Integration Specialist

Lead Firewall Administrator

SecureView Tier 3 Systems Administrator

Windows Server administrator/Tomcat/IIS,TLS/SSL Columbus Ohio

SecureView Tier 1-2 Support Specialist

Microsoft Server & Azure IaaS Administrator (AD/GPO/IIS)

System Administrator (Second Shift) - Factory Systems

Senior Systems Administrator

DevSecOps Engineer

Microsoft 365 Collaboration Engineer (Technical Specialist)

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