System Engineer; SE) Skill Level 3

Required Clearance: Active TS/SCI with Full Scope Polygraph
Hourly Pay Range: $60.17–$76.05

Wyetech is seeking an experienced Systems Engineer (Level
3) to support system administration automation, infrastructure management, security compliance, and the sustainment of mission‑critical client/server environments. The successful candidate will be responsible for maintaining system integrity, operational performance, availability, and security while supporting complex Windows and Linux infrastructure.

This position requires a strong combination of Systems Engineering and System Administration experience, with an emphasis on security compliance, networking technologies, identity and access management, patch management, and infrastructure automation. The Systems Engineer will work with a small, mission‑focused team that regularly interacts with users, Government customers, and technical stakeholders to troubleshoot issues, maintain secure operations, and support evolving mission requirements.

The ideal candidate will possess strong technical troubleshooting and communication skills, experience with enterprise network technologies, and the ability to independently evaluate technical challenges and recommend effective engineering solutions.

• Strong Systems Engineering and System Administration experience supporting complex enterprise or mission‑critical IT environments.

• Experience supporting system administration automation, infrastructure management, and operational sustainment.

• Strong knowledge of security compliance requirements, secure system configurations, and system hardening practices.

• Experience maintaining the integrity, performance, reliability, and security of critical client/server environments.

• Strong understanding of networking devices and technologies, including Cisco, Juniper, and Arista.

• Experience supporting network infrastructure, connectivity, routing, switching, and associated network services.

• Hands‑on experience administering, configuring, maintaining, and troubleshooting Windows and Linux operating systems.

• Familiarity with Kubernetes, containerization, and container‑based application environments.

• Experience administering and supporting Active Directory (AD), Lightweight Directory Access Protocol (LDAP), Centrify, and Group Policy.

• Experience supporting identity and access management, authentication services, user permissions, and directory services.

• Strong knowledge of security protocols, system patching, vulnerability remediation, and configuration management.

• Experience applying operating system updates, security patches, and configuration changes to maintain system compliance and operational stability.

• Experience monitoring system health, identifying performance issues, and troubleshooting complex infrastructure problems.

• Experience analyzing system configurations, operational requirements, and technical dependencies to support engineering decisions.

• Experience documenting technical issues, troubleshooting activities, system configurations, and corrective actions.

• Ability to communicate technical findings, operational concerns, and incident status to management and Government stakeholders.

• Experience escalating technical issues appropriately and coordinating resolution activities across engineering and operations teams.

• Strong analytical, problem‑solving, technical communication, and organizational skills.

• Ability to work effectively within a small, mission‑focused team and interact directly with users and Government customers.

• Ability to independently evaluate technical problems and recommend engineering solutions.

• Active TS/SCI clearance with Full Scope Polygraph.

Systems Engineering and…