Senior Network & Systems Administrator – TS/SCI Clearance

System High Corporation; Bedford (MA); On-site; USD 120,000 - 170,000; Full time

Job summary

System High Corporation seeks a seasoned cybersecurity/network professional to organize, install, and support government computer systems across LAN/WAN environments. The role involves leading IT operations, implementing RMF/JSIG ATO, and collaborating with DoD agencies on SAP/SCI programs.

You will perform security assessments, manage tools like SIEM and patching systems, and develop SOPs, SOPs, and maintenance checklists to sustain mission-critical networks and services.

Qualifications

• 5-7 years of related experience as described in the ad.
• Bachelor's degree or equivalent experience.
• Must meet DoD Directive 8570.01-M IAT III within 6 months.

Responsibilities

• Organize, install, and support government computer systems including LAN/WAN and networks.
• Lead IT operations team on day-to-day management and RMF/JSIG Authority to Operate.
• Assist in security assessments of servers, devices, and security appliances.
• Develop SOPs and O&M checklists for daily, weekly, monthly maintenance.

Skills

Network operations

Security clearance

Team leadership

Documentation and reporting

Education

Bachelor's degree in a related field

DoD 8570.01-M IAT III certification within 6 months

Tools

SIEM tools

ACAS/Nessus/SCAP

WSUS/YUM patching

Active Directory

Red Hat Linux

Hyper-V/VMware

Job description

System High Corporation seeks a seasoned cybersecurity/network professional to organize, install, and support government computer systems across LAN/WAN environments. The role involves leading IT operations, implementing RMF/JSIG ATO, and collaborating with DoD agencies on SAP/SCI programs.

You will perform security assessments, manage tools like SIEM and patching systems, and develop SOPs, SOPs, and maintenance checklists to sustain mission-critical networks and services.