Network Architect

Overview

Stellar Solutions, a nationally recognized 'Great Place To Work,' delivers engineering solutions across commercial space and national security missions—from innovative new entrants to established space systems organizations.

Stellar Solutions is seeking a Network Architect to support the SN SE&I program through the design, analysis, and improvement of mission‑critical network systems that enable secure and resilient communications. This role supports national defense objectives by strengthening interoperability, security, reliability, and availability across complex network environments. The position is ideal for an engineer who can combine deep technical network expertise with disciplined architectural thinking in a high‑consequence mission setting.

Role, Responsibilities & Qualifications

This role focuses on network architecture, transport, and interoperability across secure enterprise and mission systems. The Network Architect will help assess current infrastructure, design resilient future‑state solutions, and resolve complex issues across globally connected and encrypted communications environments.

Key Responsibilities

• Design network architectures that support mission‑critical communications and system interoperability.
• Analyze existing network infrastructures and identify opportunities to improve security, reliability, and availability.
• Troubleshoot and resolve complex network issues across operational environments.
• Apply expertise in network design, protocols, and infrastructure, including IPv4, IPv6, QoS, MPLS, and BGP.
• Develop and update network topology diagrams using network diagramming tools such as MS Visio.
• Support STIG compliance, security hardening, and secure device access control implementation.
• Apply network security principles and practices, including Crypto, COMSEC, ViPER, or VOIP, to configure network devices.
• Develop architectures supporting worldwide encrypted communications.
• Model bandwidth, data flows, and mission threads in support of systems engineering and MBSE activities.
• Contribute to scalable and resilient network solutions across on‑premise or cloud architectures.

Required Qualifications

• 6+ years of experience as a network or data center systems engineer.
• 3+ years of experience in network architecture.
• Experience in network design, protocols, and infrastructure, and with IPv4, IPv6, QoS, MPLS, or BGP.
• Knowledge of network topology diagrams and modifying them using network diagramming software such as MS Visio.
• Knowledge of STIG network device security compliance, security hardening requirements, and secure device access control login methods.
• Knowledge of network security principles and practices, including Crypto, COMSEC, ViPER, or VOIP, to install and configure network devices.
• Ability to develop network architecture to support worldwide encrypted communications and model bandwidth, data flows, and mission threads in MBSE.
• Bachelor's degree.
• Network+, Security+, CISSP, CCNA, or CCNP certification.

Desired Qualifications

• 2+ years of experience with missile warning mission or ground‑based systems.
• Experience with enterprise network management tools to monitor network performance status, firewalls, VPNs, and intrusion detection or prevention systems.
• Experience with leadership.
• Experience with Unix, Linux, RedHat, and RHEL 6 or above.
• Knowledge of basic data cryptographic techniques and government‑classified networks.
• Ability to design scalable and resilient network architectures in on‑premise or cloud architectures.
• Possession of excellent communication and teamwork skills.

Clearance & Additional Requirements

• Active Top Secret clearance.
• Active TS/SCI clearance is desired.
• All positions require at least 2-3 days per week on site; meetings and schedules may require additional on‑site support.

Location

El Segundo, California; Aurora, Colorado; Colorado Springs, Colorado; Boulder, Colorado.

Compensation

The typical annual salary range for this position is approximately USD $115,000 - $143,000. Individual pay is determined by many factors including work location, job‑related skills, experience, and relevant education or training. In addition to salary, this position is also eligible for a discretionary annual performance bonus, profit‑sharing / retirement plan and other benefits (all in addition to annual base salary).

Deliverables

Deliverables could be in the format of a report, software file, briefing, spreadsheet, or other document as directed by the Government, using government approved and/or mandated systems/software and processes governed by guidance/instructions/policy or direction. The nature of this work will, at times, require quick responses to stringent deadlines and always in a high quality, professional manner.