Onsite Cyber Systems Engineer — Field Service (TS/SCI)

Assured Information Security, Inc.; Hanover (MD); On-site; USD 145,000 - 160,000; Full time

Job summary

Assured Information Security, Inc. in Hanover, MD is seeking an experienced Technical Field Service Representative to support a critical DoD cyber operations program.

The role involves hands-on system administration, automation with Ansible and Python, and configuring Cisco/NetApp components in a 24/7 environment. The position requires active TS/SCI with CI Poly and willingness to perform occasional weekend installations.

Qualifications

• Bachelor's degree with 5+ years directly related experience, or a Master's with 3+ years, or equivalent combination.
• Proficiency with deployment/automation scripting using Ansible and Python; Linux and Windows system administration; patching vulnerabilities.
• Host-based networking and Cisco configurations; adherence to STIGs; relevant certifications like Linux+ and CCNA.

Responsibilities

• Support developers by integrating, troubleshooting, and optimizing system components across test and production environments.
• Perform daily system administration, including configuration, patching, performance optimization, and proactive monitoring.
• Assess user needs and implement upgrades, configuration changes, and enhancements for better functionality.
• Monitor system load, usage trends, and capacity to plan technical refreshes and ensure sustainable performance.
• Install, configure, and maintain mid-range operating systems; lead RHEL updates using Ansible and shell scripting for automation.
• Manage Splunk cluster and health to ensure continuous data flow and data integrity; implement monitoring improvements.
• Install and upgrade Cisco NX-OS and Catalyst devices, VCenter/ESXi, and Horizon client components.
• Administer and expand NetApp LUNs with ISCSI connectivity and storage growth.
• Develop solutions to complex technical challenges, mentoring team members when needed.
• Support operational demands and shifting priorities, including occasional weekend installations.

Skills

Ansible

Python

Linux administration

Windows administration

STIGs

Vulnerability patching

Host-based networking

Cisco configurations

Education

Bachelor's degree with 5+ years experience

Master's degree with 3+ years experience

Equivalent education/experience

Tools

VCenter/ESXi/Horizon

Cisco NX-OS

NetApp LUNs

ISCSI storage

Job description

Assured Information Security, Inc. in Hanover, MD is seeking an experienced Technical Field Service Representative to support a critical DoD cyber operations program.

The role involves hands-on system administration, automation with Ansible and Python, and configuring Cisco/NetApp components in a 24/7 environment. The position requires active TS/SCI with CI Poly and willingness to perform occasional weekend installations.