Network Engineer II - Suitland, MD; Must have an active TS/SCI C

Network Engineer II - TS/SCI Required

Suitland, MD
Full-Time | On-site | Immediate Start

Join Synertex LLC, where innovation meets mission-critical infrastructure. We're seeking a Network Engineer II with a strong background in Cisco networking technologies to support and enhance enterprise-level network environments. If you're passionate about secure, high-performance systems and thrive in a technical, hands-on engineering role-this opportunity is for you.

RESPONSIBILITIES

• Produce and maintain documentation for network systems, sub-systems, and components, including as-built records and performance plans.
• Plan and execute lifecycle activities for IT networking portfolios.
• Operate and maintain Cisco enterprise-level hardware and software solutions.
• Implement secure encrypted networking devices and ensure compliance with U.S. Government Information Assurance and Security standards.
• Manage and troubleshoot network-based security technologies, including firewalls and ACLs.
• Monitor network performance proactively and identify optimization opportunities.
• Collaborate with IT and cybersecurity teams to support secure networking operations in classified and unclassified environments.

REQUIREMENTS

• Certifications: Cisco Certified Network Associate (CCNA) Routing and Switching and/or CCNA Data Center.
• 5+ years with enterprise-level Cisco systems (e.g., IOS, NX-OS, ACI) and technologies (Voice, Video, Routing, Switching, Security).
• 3+ years with Cisco Routing/Switching technologies (e.g., BGP, EIGRP, LACP, HSRP, OSPF, QoS, VRF).
• 3+ years with encrypted networking devices (e.g., Taclanes, Border Guards).
• 3+ years with Next-Gen Firewalls and network traffic security.
• 3+ years in secure environments adhering to DISA SRGs and STIGs.
• Demonstrated experience in network performance monitoring and tuning.
• Must meet Cyber IT/Cybersecurity Workforce (CSWF) credential requirements per Section 6, Table 3.
• Active TS/SCI clearance with ability to take a polygraph

DESIRED QUALIFICATIONS

• CCNP Routing and Switching and/or CCNP Data Center.
• Experience with Cisco Unified Communications Manager (CUCM), TMS, and VCS.
• Familiarity with SolarWinds Network Configuration Manager (NCM).
• Working knowledge of Cisco data center and enterprise WAN/LAN design.
• INFOSEC-aligned configuration and management experience with Cisco ASA and similar devices.
• Advanced troubleshooting expertise and issue resolution methodologies.
• Familiarity with firewall, proxy, and VPN setup, testing, and sustainment.
• Exposure to Cisco DCNM, ACI, and software-defined networking environments.

Why Join Synertex?

• Competitive PTO
• 11 Paid Government Holidays
• 401(k) with 6% Company Match
• Comprehensive Health Care Options
• Work that supports national security and innovation

Join a mission-driven team building and securing the networks that power national defense and critical operations. Apply today and become part of Synertex's legacy of innovation, leadership, and excellence in defense technology.