Senior Network Engineer

Zachary Piper Solutions is seeking a Senior Network Engineer to support mission-critical enterprise and data center infrastructure at Joint Base Andrews, MD . This position is on-site, with ad-hoc telework as mission requirements permit. Candidates must have an active DoD Secret security clearance.

The Senior Network Engineer will oversee the deployment, administration, security, and reliability of classified and unclassified network infrastructure. This role combines Cisco routing and switching expertise with network encryption, boundary protection, and Tier 3 operational support.

Responsibilities for the Senior Network Engineer include:

• Deploy, configure, and maintain Cisco Catalyst and Nexus routing and switching infrastructure, including data center connectivity
• Identify network vulnerabilities and single points of failure, implementing redundancy and fault-tolerant designs
• Administer Cisco Catalyst Center, Cisco ISE, F5 BIG-IP LTM/GTM, and RSA Authentication Manager to support network management, access control, load balancing, and MFA
• Install, configure, key, maintain, and troubleshoot TACLANE and other Type-1 HAIPE encryption devices
• Apply DISA STIGs and security controls to network infrastructure and boundary devices, maintaining audit readiness
• Monitor network health, performance, and capacity through Cacti and SNMP-based tools, including support for multicast and IPTV services
• Coordinate complex incident resolution with enterprise operations teams and external technical stakeholders
• Prepare service interruption requests, change plans, rollback procedures, SOPs, and operational runbooks
• Maintain network diagrams, rack elevations, port maps, cabling records, and asset documentation
• Support disaster recovery exercises, configuration backups, restoration testing, and off-hours incident response

Required Qualifications for the Senior Network Engineer include:

• Bachelor's degree in Computer Science, Information Technology, Computer or Electrical Engineering, or a related technical field; equivalent military or commercial experience may substitute
• 7+ years of hands-on network engineering experience in secure enterprise or data center environments
• Strong Cisco routing and switching expertise across Layers 1-3, including cabling, transceivers, VLANs, trunking, STP, and LACP/vPC
• Experience administering Cisco Nexus platforms and NX-OS, including Nexus 9000, 7000, or 5000 series equipment
• Strong knowledge of OSPF, EIGRP, BGP, VRFs, and subnetting
• Hands-on experience maintaining, zeroizing, and troubleshooting TACLANE KG-175 series encryptors
• Experience loading cryptographic keys using a Simple Key Loader under EKMS/KMI procedures and isolating faults across plaintext and ciphertext interfaces
• Current CCNA or CCNP Enterprise certification, along with CompTIA Security+ CE
• Ability to participate in the required on-call and operational standby rotation
• Must have an Active DoD Secret Security Clearance

Preferred Qualifications for the Senior Network Engineer include:

• Experience with Cisco Catalyst Center, Cisco ISE, F5 BIG-IP, and RSA Authentication Manager
• Knowledge of DISA STIG implementation and network compliance remediation
• Experience with multicast routing, PIM, IGMP, and SNMP monitoring tools such as Cacti
• Python scripting or Ansible automation for provisioning and configuration auditing
• Familiarity with Cisco SD-WAN, Cisco ACI, IPv6, and dual-stack environments
• Experience supporting air-gapped systems, classified defense networks, or SIPRNet
• Prior experience supporting military networks within the National Capital Region

Compensation for the Senior Network Engineer includes:

Salary Range: $105,000-$115,000 annually, depending on experience

Full Benefits Package: PTO, Paid Holidays, Medical, Dental, Vision, 401K, Sick Leave as Required by Law

This job opens for applications on 11/03/2026. Applications for this job will be accepted for at least 30 days from the posting date.

#LI-MR1 #LI-ONSITE

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