Telecommunications/Network Infrastructure Engineer with Security Clearance

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 • 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. Requirements 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. Salary Description 150,000-160,000