Senior Network Engineer

IPSecure, Inc; San Antonio (TX); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Paid Time Off

Sick Leave

Paid Federal Holidays

Education and Certification Reimburse-

401(k) retirement plan

Prepaid legal plan

Accident Insurance

Critical Illness Insurance

Hospital Indemnity Insurance

Job summary

IPSecure, Inc. in San Antonio, TX is seeking a Senior Network Engineer with a deep understanding of large system architecture to support mission-critical operations in DoD environments.

You will configure and install Cisco routers/switches, VPN, MPLS, and QOS; maintain LAN/WAN design; ensure security configurations and performance. TS/SCI is required; on-site role.

Qualifications

• Bachelor's or Master's degree in computer science, information technology, engineering, or a related field.
• 10+ years of network engineering and large system architecture experience.
• Active TS/SCI clearance.
• Experience with Cisco IOS, CAS tools, ServiceNow, and DoD environments.
• IAT Level II certification such as Security+ CE, CCNA, CCNA-Security.

Responsibilities

• Configure and install network devices and services (Routers, Switches, VLANs, MPLS, VPN, QOS).
• Maintain LAN/WAN design and routing; troubleshoot networks.
• Monitor SD-WAN, LAN segmentation, Cisco gear, and network performance.
• Support DoD environments and lab integrations; liaison with vendors.
• Ensure system availability, security configurations, and capacity planning.
• Troubleshoot issues and assist in network deployments at new sites.

Skills

Network design

Troubleshooting

Network security

Independence

Communication

Education

Bachelor's degree in CS/IT/Engineering

DoD 8570.01-M IAT Level II certification

Tools

Cisco IOS

Riverbed

MPLS

VPN

QOS

SD-WAN

Job description

Job Description

Senior Network Engineer – TS/SCI Required – San Antonio, TX onsite

We are seeking a highly skilled Senior Network Engineer with a deep understanding of large system architecture to support mission-critical operations. This position requires a technical expert with a proven background in operating system (OS), Cisco devices (Router, Firewall, Switch), Commercial Automation Software (CAS), and Commercial Off-The-Shelf (COTS) product lifecycles. The ideal candidate will be experienced in secure communications, large-scale infrastructure planning, and Department of Defense (DoD) environments and Air Force integration lab environments.

Responsibilities

• Configure and Install various network devices and services ( Routers, Switches, IP addresses, VLANs, routing protocols, MPLS, VPN, QOS)
• Proven experience in a network administrator roles
• Excellent knowledge and troubleshooting skills on SD WAN, LAN segmentation, Cisco Switches, Cisco Wireless Access Points, Cisco Wireless Controllers, Cisco Routers, and Riverbed Bandwidth Optimizers
• Maintain design of LAN/WAN including protocols and routing
• Proven hands-on experience in networking, routing, and switching
• Solid understanding of network operating systems (Cisco IOS)
• Sharp troubleshooting skills
• Ability to work independently
• Deep understanding of Networking protocols ( IPSEC, HSRP, BGP, OSPF)
• Solid understanding of the OSI or TCP/IP Model
• Hands-on experience with Monitoring network diagnostic and network analytics tools
• Excellent Written and Verbal Communication
• Stay up to date with the latest networking technologies and best practices
• Monitoring all active network equipment, ensuring seamless operations, system availability, and reliability
• Responsibilities for a Network Engineer include but are not limited to: configuration and management of Cisco switches and routers, firewalls, and support to system administration team in deployment at new sites
• Design, build, test, and troubleshoot a complex network
• Troubleshooting and resolving network issues, implementing security measures, and proactively optimizing network performance
• Performing network maintenance and system upgrades including service packs, patches hot fixes, and security configurations
• Configure and Install various network devices and services ( Routers, Switches, IP addresses, VLANs, routing protocols, MPLS, VPN, QOS)
• Monitor system resource utilization, trending, and capacity planning
• Engineer Level support and troubleshooting to resolve issues.( This includes diagnosing network problems, analyzing network logs, and implementing solutions and resolve network issues)
• Work within established configuration and change Management policies
• Assist in network design and implementation
• Troubleshoot issues with Network Deployment
• Identify potential failures and recommend solutions
• Liaise with Vendors and other IT personnel for Problem resolution
• Update knowledge base with known errors

Basic Qualifications

• Bachelor's or Master’s Degree in Computer Science, Information Technology, Engineering, or a related field.
• 10+ years of relevant experience in network engineering and large system architecture.
• Active TS/SCI clearance
• In-depth understanding of:
• Operating Systems (e.g., Linux, Windows Server)
• CAS tools and integration
• COTS product evaluation, implementation, and lifecycle management
• ServiceNow
• DoD 8570.01-M IAT Level II certification, such as:
• Security+ CE
• CCNA, CCNA-Security

Preferred Qualifications

• CCNP
• Strong problem-solving skills and ability to work in high-pressure environments.
• Excellent verbal and written communication skills.
• Familiarity with virtualization technologies, cloud platforms, and software-defined networking (SDN).
• Experience working with government agencies or in classified environments.

Benefits

• Medical
• Dental
• Vision (company paid for employee and dependents)
• Paid Time Off
• Sick Leave
• Paid Federal Holidays
• Education and Certification Reimbursement Program
• 401(k) retirement plan with safe harbor employer match after 3 months
• Prepaid legal plan and ID protection plan available
• Accident Insurance
• Critical Illness Insurance
• and Hospital Indemnity Insurance available.

EEOC Statement

IPSecure does not discriminate based on race, color, religion, sex, sexual orientation, gender identity, national origin, disability or status as a protected veteran.