Telecommunications/Network Infrastructure Engineer

Information Systems Solutions (ISS) is seeking a Telecommunications/Network Infrastructure Engineer with strong expertise in physical network infrastructure and enterprise networking across Layers 1–4.

 This role is 100% onsite. 

Specific duties include, but are not limited to the following: 

Core Responsibilities

Network Engineering (Layer 2–4)

• Design and implement VLAN architectures and network segmentation strategies.

• Configure trunking, spanning tree, and Layer 2 switching technologies.

• Implement IP addressing schemes, subnetting, and Layer 3 routing configurations.

• Troubleshoot across OSI Layers 1–4, correlating physical faults with logical network behavior.

• Configure and support routing protocols, ACLs, QoS, and secure traffic flows.

• Perform network performance analysis and capacity planning aligned with infrastructure growth.

Why Work For ISS?

At ISS we pride ourselves on providing an employee-focused and family first environment. Being a small business, we take the time to get to know our employees and have a vested interest in helping them achieve their career goals. We work to schedule regular social gatherings within the company to foster camaraderie. ISS values their employees by providing a comprehensive benefits package that includes a fully vested 401(k) matching program, coverage of family medical deductibles, spot bonuses, and educational assistance to further your career.

Clearance Level:

Secret

Certifications (IAT Level II)

One of the following:

CySA+ 

Security+ 

CCNA - Security 

GICSP 

GSEC 

SSCP 

Required Skills:

• 8+ years of enterprise network engineering experience.

• Deep understanding of structured cabling standards (TIA/EIA) and fiber/copper infrastructure.

• Hands-on experience designing and implementing VLAN and Layer 3 routing solutions.

• Proven ability to troubleshoot across physical and logical network layers.

  Preferred Qualifications

• Cisco CCNP or higher (or equivalent enterprise certification) 

• Experience supporting classified enclaves.

• Cisco CCNP or higher (or equivalent enterprise certification).

• Experience with fiber backbone design and data center buildouts.

• Familiarity with network monitoring and infrastructure documentation platforms.