Senior System & Security Administrator (TS/SCI)

M. C. Dean; Chantilly (VA); On-site; USD 125,120 - 156,400; Full time

Benefits offered by this job

Medical, dental, vision insurance

Tuition reimbursement

401k

Paid time off

Job summary

M.C. Dean in the Washington DC area seeks a System Administrator 4 to join the Security and Electronic Systems (SES) unit. You will maintain physical security systems, IT infrastructure, and cybersecurity measures to meet performance requirements.

The role requires TS/SCI with polygraph, 7+ years in system administration, and experience with AD, STIGs, and virtualization. Travel up to 10% and flexible shifts. Competitive benefits and opportunity to lead teams.

Qualifications

• Requires active Top Secret with SCI and polygraph.
• 7+ years progressive IT/system administration experience.
• Experience with physical access control systems (PACS).
• Strong Windows server administration and AD architecture knowledge.
• Able to travel up to 10% and work varied shifts.

Responsibilities

• Monitor, maintain, and test physical security systems (PACS, CCTV, PSIM).
• Support IT systems for endpoint devices; provide Tier 2 escalation.
• Manage Active Directory and Windows patching and STIGs.
• Configure VMware/Hypervisor and Citrix Xen Desktop VDI.
• Analyze performance and implement improvements.
• Create SOPs and train staff.

Skills

Team leadership

Windows patching

Vulnerability remediation

PACS experience

MS Office

Education

Bachelor's Degree

Associates Degree

HS Diploma

Tools

ACAS

HBSS

NIST 800-53

STIGs

Windows AD

VMware/Hypervisor

Job description

M.C. Dean in the Washington DC area seeks a System Administrator 4 to join the Security and Electronic Systems (SES) unit. You will maintain physical security systems, IT infrastructure, and cybersecurity measures to meet performance requirements.

The role requires TS/SCI with polygraph, 7+ years in system administration, and experience with AD, STIGs, and virtualization. Travel up to 10% and flexible shifts. Competitive benefits and opportunity to lead teams.