Senior Network Engineer Overnight

Job Description Job Description Overview We are seeking a highly skilled Senior Network Engineer to join our team for an overnight shift (Sat & Sun: 6p-6a Mon & Tues 5p-1a). The ideal candidate will possess extensive experience in IT infrastructure, network security, and system administration, with a strong background in designing, implementing, and maintaining complex network environments. This role offers an opportunity to work on cutting-edge networking projects, ensuring high availability, security, and performance of our enterprise network infrastructure. Duties Design, implement, and support WAN & LAN networks, and telecommunication systems utilizing Cisco routers, switches, Juniper equipment, and other network hardware. Manage and configure network security devices including Cisco ASA firewalls, IDS/IPS systems, VPNs (IPsec), and SDLC protocols to safeguard organizational assets. Maintain and optimize network protocols such as OSPF, EIGRP, BGP, BGP/MPLS VPNs to ensure efficient routing and high availability across global networks. Administer and support network infrastructure components including SAN storage solutions and VMware vSphere environments. Conduct vulnerability assessments using tools like SolarWinds, Splunk, PRTG, and SolarWinds to identify and mitigate potential threats. Automate network management tasks using scripting languages such as Python, Bash shell scripting, PowerShell, Ansible for configuration management and deployment. Lead projects involving network installation and upgrades while adhering to ITIL best practices within an Agile SDLC framework. Perform regular vulnerability assessments and implement necessary security measures to protect against cyber threats in cloud environments and on-premises networks. Required Skills: DoD 8570 - IAT Level II (GSEC, Security+ CE, SSCP, or CCNA-Security) Top Secret Clearance is required to start, must be eligible to obtain a Top Secret/SCI Cisco Certified Network Associate (CCNA) certification. Minimum of Seven (7) years of increasingly complex and progressive experience in computer system/network engineering. Experience with Cisco routers and Catalysts switches GCA is a Small Disadvantaged Veteran Owned company supporting several government contracts. GCA is pleased to offer a competitive benefits package to all full-time employees. Below is a brief overview of our benefits package. Competitive Compensation Paid Time off includes 10 federal holidays and 15 additional days. Bereavement Leave Parental Leave PTO Cash out Company Paid STD and LTD Life and AD&D Insurance Medical, Prescription, Dental, and Vision Coverage 401k Savings and company match Employee referral program At GCA, we stand at the forefront of innovation, lighting the way towards a future where technology serves as a beacon of possibility. As a premier provider of Information Technology and Audio-Visual Integration services, our mission is to empower individuals and organizations to navigate the digital landscape with confidence and clarity. We work to provide the latest information technology support services and Audio Visual system solutions to our customers worldwide.