Network Engineer/Administrator

Trideum Corporation

Huntsville (AL)

On-site

USD 60,000 - 80,000

Full time

14 days+

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Benefits offered by this job

Competitive pay

Medical, dental, vision benefits

Education assistance and professional development opportunities

401k matching

Job summary

A leading defense technology firm in Huntsville, AL is seeking a skilled Network Administrator to support network infrastructures. The ideal candidate will manage firewalls, maintain network devices, and collaborate with cybersecurity teams to ensure compliance and operational efficiency. Competitive benefits and career growth opportunities are offered.

Qualifications

Bachelor’s degree in Information Technology or related field preferred.
Experience in enterprise IT with a focus on network administration.
Relevant certifications preferred such as CCNA/CCNP, CompTIA Security+.

Responsibilities

Design, implement, and maintain network infrastructure.
Administer FortiGate Firewalls, including policy management.
Monitor and analyze network performance to ensure uptime.

Skills

Network infrastructure design

Firewall management (FortiGate)

TCP/IP, DNS, DHCP knowledge

Analytical problem-solving

Excellent communication skills

Education

Bachelor’s degree in Information Technology or related field

Tools

Cisco

Azure

Ivanti Neurons

Job description

Overview

Trideum Corporation is seeking a skilled and proactive Network Administrator at our Huntsville, AL headquarters to support critical network infrastructure. This role offers the opportunity to design and secure modern multi-site networks, work directly with cutting-edge cybersecurity teams, and play a vital part in enabling national defense programs. We invest in our IT professionals with ongoing training, certification support, and career growth opportunities within enterprise IT, cybersecurity, and cloud engineering.

Responsibilities

Design, implement, and maintain network infrastructure at headquarters and branch locations.
Administer FortiGate Firewalls, including policy management, VPN configuration, and threat monitoring.
Configure and maintain core network devices (Cisco, Dell, Netgear), including VLANs, trunking, and routing.
Upgrade and replace legacy network hardware in line with lifecycle and security baselines.
Monitor and analyze network performance; resolve availability and security issues to ensure business-critical uptime.
Document network architecture, inventories, and baselines; maintain accurate diagrams and records.
Apply routine patching, firmware upgrades, and configuration backups to safeguard network stability.
Support disaster recovery and business continuity through redundant paths, VPNs, and ISP failover solutions.
Partner with the Cybersecurity team to remediate vulnerabilities and investigate network-related incidents, ensuring CMMC Level 2 compliance.
Collaborate with system administrators on cloud and hybrid infrastructure projects; manage Azure networking (VNets, NSGs, VPN Gateways, ExpressRoute, Azure Firewall).
Provide Tier 2/3 support for escalated network incidents and service requests.
Assist the Security Operations team with traffic analysis and incident investigations.
Support the IT service desk by resolving escalated connectivity issues and enabling reliable employee access.
Track operational metrics, prepare reports, and recommend improvements to IT leadership.
Maintain certifications and complete cross-training with security analysts and system administrators to expand technical expertise.
Travel Requirements.
Occasional travel required to Trideum branch offices, customer sites, and professional development conferences.

Requirements And Qualifications

Education
- Bachelor’s degree in Information Technology, Computer Science, or related field is preferred.
- Commitment to professional growth.
Experience
- Experience in enterprise IT with focus on network administration.
- Proven experience with FortiGate Firewall configuration and management.
- Hands-on experience with switch configuration (Cisco, Dell, Netgear) including VLANs, ACLs, and QoS.
- Strong grasp of TCP/IP, DNS, DHCP, and other core network services.
- Experience with VPN technologies (IPSec, SSL VPN, client VPN deployment).
- Familiarity with Microsoft Azure networking and hybrid infrastructure.
- Exposure to Windows Server, Linux, and Microsoft 365/Azure administration.
- Experience with wireless networking and NAC solutions.
- Familiarity with ITIL processes (incident, problem, change, and asset management).
- Experience supporting or operating within CMMC, NIST SP 800-171, or ISO 27001 compliance frameworks
Certifications
- Relevant certifications preferred: CCNA/CCNP, CompTIA Security+, Network+, Fortinet NSE 3+ or higher, Azure Network Engineer Associate.
- ITIL Foundation preferred.
Skills
- Broad technical knowledge spanning network infrastructure, server administration, cloud services, and collaboration platforms.
- Ability to translate business requirements into practical IT solutions while maintaining security and compliance.
- Proficiency with IT service management (ITSM) platforms (Ivanti Neurons preferred) and monitoring tools.
- Excellent written and verbal communication skills, including policy and procedure documentation.
- Analytical problem-solving skills with a track record of improving operational efficiency.
- Ability to work independently and manage multiple priorities
US citizenship with the ability to obtain a Secret security clearance.

We Take Care of Our People

Whether you’re looking to launch a new career or grow an existing one, Trideum is the type of company where you can balance great work with great life because we believe that taking care of our people is the right thing to do. Trideum offers

Competitive pay based on the work you do here and not your previous salary.
Traditional benefits such as medical, dental, vision, life, disability, and 401k matching.
Paid leave and the ability to cash out leave.
Free access to certified financial planners, wellness and support services, and discount programs.
Education assistance and professional development opportunities.
And much more.

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Equal Opportunity Employer

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, veteran status, genetic information, sexual orientation, gender identity, or any other characteristic protected by law. People with disabilities who need a reasonable accommodation to apply or compete for employment with Trideum may request such accommodation(s) by contacting Human Resources at 256.704.6123 or HR@trideum.com.

Seniority level