Senior-Network Support

ATA Engineering, an employee-owned engineering consulting company, is seeking an experienced Senior Network Administrator to manage and support our WAN infrastructure, Fortinet firewall environment, VPN services, and telephone (VoIP) systems. This hands‑on role requires strong technical expertise in network security, connectivity, and telephony along with the ability to respond to support tickets in a timely and professional manner. The ideal candidate has 5+ years of relevant experience and is comfortable working across Windows, RedHat Enterprise Linux (RHEL), and VMware environments.

Manage Fortinet firewall policies, security rules, and firmware updates

Administer site‑to‑site and remote‑access VPN solutions for secure connectivity

Oversee installation, configuration, maintenance, and troubleshooting of telephone systems (VoIP, SIP trunks, and related endpoints)

Monitor network performance, firewall health, VPN tunnels, and telephony quality; Create and update network and telephony documentation, diagrams, and standard operating procedures

Respond to and resolve support tickets related to WAN, firewalls, VPN, and telephony in a ticketing system (OS Ticket)

Collaborate with team members on projects such as network upgrades, migrations, security audits, and new site deployments

Supervise and mentor Network Administrators

Bachelor’s or master’s degree in Information Technology, Computer Science, or a related field from an accredited college/university with an excellent academic record

Strong proficiency with Fortinet firewalls (FortiGate), including policy management, VPN setup, and troubleshooting

Familiarity with Windows server administration, RHEL Linux, and VMware vSphere/ESXi environments

Willingness and ability to efficiently answer and resolve end‑user and infrastructure support tickets

Understanding of networking fundamentals (TCP/IP, routing, switching, DNS, DHCP)

Certifications such as Fortinet NSE4/5/6/7, CCNA/CCNP, or an equivalent

Experience with Fortinet ecosystem tools (FortiClient EMS, FortiAuthenticator, FortiAnalyzer)

Knowledge of network monitoring tools

We appreciate your interest in ATA Engineering and request that you submit the following materials if you are qualified and wish to join our team of employee‑owners at ATA Engineering:

If your transcript contains identifying information such as Social Security Number and/or date of birth, please delete this information prior to submitting your transcripts.

We prefer electronic copies of all documents, but you may also mail them to the address below if necessary. We cannot consider your application unless you are a US Person. Once we have reviewed your qualifications, you will be contacted by email regarding the status of your application.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected Veteran status, or any other characteristic protected by applicable federal, state, or local law.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access our career center as a result of your disability.