Security-Cleared Systems Engineer II

Invictus International; Alexandria (VA); On-site; USD 90,000 - 120,000; Full time

Job summary

Invictus International, a Red River company, seeks a Systems Engineer II to support government and national security missions. You will analyze requirements, lead architecture efforts, and develop system documentation across Linux and Windows environments.

Responsibilities include automation scripting (Bash, PowerShell, Python), system administration, and collaboration with stakeholders to ensure secure, compliant, and high-performing systems.

Qualifications

• Bachelor's degree in a technical discipline; 4 years may substitute.
• Minimum four years of directly related technical experience.
• Current TS/SCI clearance with CI polygraph eligibility or the ability to obtain it.
• Experience with systems engineering lifecycle and enterprise Linux/Windows environments.
• Scripting/automation experience with Bash, PowerShell, Python.
• Knowledge of networking fundamentals (TCP/IP, ports, protocols, firewalls).
• Documentation development for SOPs, runbooks, and security documentation.
• Experience in Agile or DevOps environments.

Responsibilities

• Analyze user requirements and system architectures to develop system requirements and support design, development, integration, and implementation activities.
• Lead and contribute to system architecture, engineering documentation, and planning (SEMP, test plans, SOPs, playbooks, security docs).
• Provide technical support for requirements analysis, feasibility studies, and lifecycle optimization.
• Support system integration, testing, interface definition, and end-to-end analysis; resolve hardware/software issues and vendor escalation.
• Collaborate with government stakeholders and senior leadership, delivering clear technical communication at executive level.
• Ensure technical integrity, compliance, and quality of deliverables across systems.
• Assist system administration and operations: patch management, certificate management, user roles, TCP/IP, firewall management, and system configuration.
• Develop and utilize automation/scripts to improve efficiency; aggregate and analyze system data for decision-making and reporting.

Skills

Scripting

Bash

PowerShell

Python

Linux Administration

Windows Administration

Networking fundamentals

Technical communication

Education

Bachelor's degree in a technical discipline

Tools

RHEL

Windows Server

TCP/IP

Firewalls

Job description

Invictus International, a Red River company, seeks a Systems Engineer II to support government and national security missions. You will analyze requirements, lead architecture efforts, and develop system documentation across Linux and Windows environments.

Responsibilities include automation scripting (Bash, PowerShell, Python), system administration, and collaboration with stakeholders to ensure secure, compliant, and high-performing systems.