CommIT Enterprises, Inc. is seeking an experienced and highly skilled Senior Network Engineer to join our team. This role is based in Charleston, SC but may be remote. As a Senior Network Engineer, you will be responsible for the design, implementation, and maintenance of our network infrastructure. You will work closely with cross-functional teams to ensure the network's security, performance, and scalability to meet the evolving needs of the organization.
 
This position includes responsibility for proactive customer systems and audit support and participation in an after‑hours on‑call rotation to support customer needs. Candidates with Appian or MarkLogic subject‑matter expertise are strongly preferred due to the technologies used across our customer environments.  

Established in 2001, CommIT is a Certified Veteran-Owned Small Business (CVOSB) providing innovative technical engineering and data science services. Our enterprise systems support includes the Department of Defense’s (DoD) GCSS-MC, CAC2S, TBMCS-MC, and the Department of Veteran’s Affairs’ (VA) telehealth communications. We offer acquisition management, systems engineering, Agile software development, cloud management, IT modernization, data analytics, cybersecurity, and training, including leading-edge DevSecOps, automated testing, and mobile application development.

Your essential job functions will include but may not be limited to-

• Design, implement, and manage the organization’s network infrastructure, including routers, switches, firewalls, VPNs, and load balancers.
• Lead the planning, configuration, and optimization of network systems, ensuring high availability and scalability.
• Troubleshoot network issues and provide root cause analysis, resolving incidents in a timely manner. 
• Collaborate with system administrators, security teams, and other departments to integrate network solutions with the organization's systems.
• Perform regular network performance monitoring and conduct capacity planning to ensure the network can handle growing demands.
• Implement and enforce network security protocols, including firewalls, intrusion detection/prevention systems, and VPNs.
• Develop and maintain network documentation, including network diagrams, configuration templates, and policies. 
• Mentor and provide guidance to junior network engineers, assisting with troubleshooting and professional development. 
• Stay current with industry trends, emerging technologies, and best practices to continually improve network architecture and security.
• Manage and optimize the use of cloud networking solutions (e.g., AWS, Azure, Google Cloud) where applicable. 
• Ensure network compliance with organizational standards, regulatory requirements, and industry best practices.
• Provide on-call support and perform network upgrades or maintenance as required. 

Required Experience and Education:

• Master’s degree with 6 years of experience (or Bachelors with 8 years of experience) in Computer Science, Software Engineering, Computer Engineering, Mathematics or relevant field. Degree may be substituted with additional relevant industry experience and / or industry accepted training and certification. 
• Minimum of 5-7 years of experience in network engineering, with at least 2 years in a senior or lead role.
• Strong knowledge of networking protocols (TCP/IP, DNS, DHCP, BGP, OSPF, etc.).
• Extensive experience with enterprise-level routers, switches, firewalls, and VPN technologies.
• Proficiency with network monitoring and diagnostic tools (e.g., Wireshark, SolarWinds, PRTG, etc.). 
• Experience with cloud networking services and hybrid cloud environments (AWS, Azure, Google Cloud).
• Familiarity with network automation tools (e.g., Ansible, Python scripting) is a plus.
• Certifications such as CCNP, CCIE, CompTIA Network+, or similar are highly preferred.
• Strong problem-solving and analytical skills with a proactive approach to troubleshooting.
• Excellent communication and documentation skills.
• Ability to work both independently and as part of a team in a fast-paced environment.
• Knowledge of network security best practices and experience with firewalls, IDS/IPS, and VPN technologies.
• Experience with SD-WAN, MPLS, and WAN optimization is a plus. 

Preferred Skills:

• Advanced certifications (e.g., Cisco CCIE, Juniper JNCIE, or similar).
• Experience with network automation and orchestration frameworks.
• Knowledge of ITIL or other IT service management frameworks.
• Experience in working with remote and distributed teams. 

Security Requirements:

• Secret Clearance with the ability to obtain a T5 
• Security+ CE 

Equal Opportunity Employer:

CommIT Enterprises, Inc. is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.