Job Description

Salary: $135,000 - 200,000 per year Requirements:

• Experience with Kubernetes and Container Network Interface (CNI) technologies such as Calico, Cilium, Flannel, or Canal.
• Experience with access control lists (ACLs) and network integration across varied protocol standards.
• Experience analyzing VLANs, spanning tree, static and dynamic routing, ACLs, IP addressing, and subnetting.
• Knowledge of packet analysis tools such as Wireshark or other sniffers.
• Desired experience with network protocols and technologies including TCP/IP, HSRP/VRRP, RIP, OSPF, BGP, RSTP, MSTP, DHCP, 802.1q tagging, multicast, PAgP or LACP, QoS, and active-active technologies such as vPC and IRF.
• Strong network troubleshooting and problem-identification skills; familiarity with Cisco or Arista devices and 1/10/25/40/100 Gig protocols, serial and satellite links, cabling, and optical specifications is desirable.
• Linux, SNMP, Python, Bash, TCP/UDP packet formats, software-defined networking using OVS, and VxLAN knowledge are advantageous.
• Bachelors degree in a related discipline from an accredited college or university, or equivalent experience/combined education, with up to three years of professional experience.
• Strong communication skills.
• Must be able to obtain and maintain a DoD Secret Clearance; U.S. citizenship is required.

• Design, develop, troubleshoot, and analyze the performance of network systems.
• Evaluate dual CNI plugins for supporting multiple MTU sizes, assess single versus dual MTUs in the PaaS environment, and consider networking solutions that meet cluster requirements.
• Migrate the PaaS network to 10.CCE and reduce control-plane ACLs while maintaining subsystem subnet ingress and egress.
• Assess whether applications need broadcast on VxLAN.
• Perform network engineering in support of the Network Working Group (NWG IPT).
• Monitor and maintain the program network; manage configurations, provide support, resolve problems, analyze performance metrics, and investigate failures.
• Coordinate with customers, developers, and support programs to maintain effective communication between subsystems.
• Design, enhance, and plan computer network communications, including architecture specifications and schematics across multiple subsystems.
• Evaluate and recommend network hardware, software, implementation approaches, and tools to meet program needs and current and future capacity requirements.
• Conduct network-device performance and failover testing and assess impacts on system stability.
• Maintain technical expertise in network and computer hardware and software interconnections, including firewalls, routers, switches, gateways, middleware, and OSI layers 1–4.
• Evaluate and recommend technologies that improve network capabilities, performance, and monitoring.
• Prepare network documentation for working-group presentations and exchanges.

• Architect
• Bash
• Cisco
• Hardware
• Support
• Kubernetes
• Linux
• Network
• PaaS
• Python
• TCP/IP
• Flow
• Oracle
• Security

More:

We are Gromelski and Associates, Inc. (GAI), a small, woman-owned business that has provided services to major corporations and government agencies since 1989. Our work includes engineering, software development and testing, system integration and evaluation, lab management, field installation, logistics support, training, multimedia, and technical system support, including submarine combat systems. We are hiring a Network Architect for a full-time, 40-hour-per-week position in Manassas, Virginia. The salary range is $135,000–$200,000, relocation assistance is available, travel is minimal, and the start date is negotiable. We offer a competitive benefits package and are an equal opportunity employer.

last updated 43 week of 2026

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