Senior Network Engineer

Forward Slash Technology is a St. Louis-based Cyber Security, Information Technology, and Managed Services provider.

We are seeking a Senior Network Engineer to join our St. Louis-based team. This is a client-facing role in which you will lead technical strategy and service delivery for a variety of SMB and enterprise clients. You'll design, implement, and secure complex IT infrastructures, mentor junior team members, and engage directly with clients to drive high-impact technology decisions. You’ll collaborate in a culture that values innovation, mentorship, and continuous learning.

• Environments supporting 50–400 endpoints
• Multi-site networks across 30 client organizations
• Infrastructure SLAs maintained at or above 99.9% uptime
  
  

Responsibilities

• Oversee daily, weekly, and monthly maintenance to ensure client systems remain efficient and secure
• Direct and implement high-level IT projects, collaborating with clients and team members to meet deliverables
• Develop and maintain project roadmaps, ensuring alignment with strategic client objectives
• Serve as a technical escalation point for advanced troubleshooting and complex problem-solving
• Conduct code reviews, solution design reviews, and participate in peer mentoring
• Provide technical leadership and mentorship to mid-level and junior engineers
• Ensure client SLAs are met or exceeded through proactive monitoring and performance tuning
• Lead discovery and architectural design sessions with new clients
• Standardize documentation and technical procedures for internal and external use
  
  

Qualifications

Technical Expertise

• Networking & Infrastructure: 10 years supporting IT networks in MSP environments. Proficient in Layer 2/3 switching, routing (OSPF, BGP), DNS, DHCP, and designing high-availability architectures with failover and disaster recovery
• Firewall & Security Appliances: Extensive experience with Barracuda, Fortinet, SonicWall, Meraki, and related firewall deployments
• Microsoft Ecosystem: Advanced expertise in Active Directory, Exchange (including O365), and Windows Server environments
• Virtualization & Cloud: Skilled in VMware, Hyper-V, and hybrid infrastructure solutions using Azure, Quest Rapid Recovery, and Barracuda tools
• VoIP & Communications: Deploy and manage VoIP systems (Mitel, Avaya), following industry best practices for network integration
• Server & Platform Administration: Proficient in managing SQL Server, Unix/Linux systems, IPSEC/SSL VPNs, and web hosting services
• Spam & Content Filtering: Experience implementing Barracuda web and spam filtering solutions
  
  

Security & Compliance Expertise

• Deep understanding of security frameworks such as NIST, ISO 27001, and CIS Controls
• Experience implementing and managing IDPS, NAC, WAF, and VPN solutions
• Familiarity with Zero Trust Architecture and IAM platforms
• Ensure secure client infrastructure through proactive risk identification and response
  
  

Project & Client Management

• Demonstrated success managing IT projects and customer-facing initiatives
• Excellent communication skills with both technical and non-technical stakeholders; adept at building long-term client relationships and delivering high-touch service
• Prior IT consulting experience (MSP background/experience is preferred)
  
  

Other Qualifications

• Ability to work on multiple projects simultaneously and prioritize work to meet adapting deadlines
• Strong analytic and problem-solving abilities
• Attention to detail
• Willingness to participate in on-call support activities and work irregular hours when needed
• Bachelor’s degree in computer science or related field
  
  

Preferred Certifications

• Cisco Certified Internetwork Expert (CCIE)
• Cisco Certified Network Professional (CCNP)
• Microsoft Certified: Azure Solutions Architect Expert
• Microsoft Certified Solutions Expert (MCSE) – Cloud Platform & Infrastructure
  
  

Compliance & Background Requirements

To maintain employment with our company, by mandate, each employee MUST

• Be a U.S. Citizen and hold a valid driver’s license with a clean record
• Pass a MSHP/Federal fingerprint-based background check
• Complete the CJIS Security & Privacy Training Certification
  
  

This is a full-time, onsite position based in our St Louis, MO office.