CriticalSolutions, LLC · 18 hours ago
System Security Administrator - Sr Principal (w/ active TS)
Arlington, VA, USA
Full-time
Onsite
Senior Level, Lead/Staff
12+ years expCritical Solutions is seeking an experienced Systems Security Administrator to support our federal customer in Arlington, VA. The role involves performing domain migrations, resolving system issues, and providing support for IT systems while ensuring security compliance and system availability.
Cloud SecurityCyber SecurityIntrusion DetectionNetwork Security
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Perform domain migrations, both internal and external to the customer environment, to include Active Directory, file services, print services, DHCP, and other commodity IT services
Resolve a wide range of system issues including troubleshooting software and hardware, diagnosis of network issues, and addressing trouble tickets and service tasks across all tiered levels
Assist with achieving optimum performance and availability standards through implementing appropriate technical solutions
Complete the day-to-day tasks associated with system administration in the DES Compute Environment
Provide support for implementation, troubleshooting, and maintenance of IT systems
Provide on call 24/7 support to the current operations team when troubleshooting/resolving incidents with enterprise systems
Provide escalation support to the NOC/monitoring team when troubleshooting issues with enterprise systems
Manage IT system infrastructure and continuously update associated process and/or procedural documentation
Work within the DevSecOps methodology to plan and support implementation of new technologies
Prepare recommendations for resolutions to NetOps challenges based on monitoring results, tools analysis, and/or forensics
Work with other service teams to resolve enterprise incidents as part of the DES Operations Problem Solving Team
Work with the monitoring team to address issues that will impact system availability
Update systems by implementing and maintaining security controls
Qualification
Required
Must possess an active Top-Secret Clearance w/ SCI eligibility
Bachelor's degree in Computer Science, Information Technology, or related field and 12+ years of relevant experience
UNIX, Windows, and/or Storage administration experience
Experience with trouble reporting and tracking systems such as BMC REMEDY and ServiceNow
Ability to lift/move/carry equipment when necessary (max forty pounds)
Experience in managing, troubleshooting, and maintaining Windows Servers
Strong experience managing Windows Active Directory, virtual servers, VMware, and Azure including support of AD migration of accounts and objects
Experience with vulnerability scanning solutions
Familiarity with the DOD Information Assurance Vulnerability Management program
Familiarity with MECM, AZURE, Ansible, Antivirus and security deployment tools
Experience with on-call rotation schedule for incident respond and escalations
DOD 8570 IAT II Certification (Sec+ CE or equivalent)
Expertise in troubleshooting Windows Operating Systems (Windows 10/11 and Server 2019), Microsoft Office 365, Active Directory, network issues, print logic, IIS, VMware, and Azure
Strong scripting and PowerShell skills
Experience building, configuring, and hardening Windows servers
Strong VMware experience
Experience using ServiceNow (or similar tool) to document incidents and service requests
Advanced experience with Active Directory management and administration
Benefits
Medical
Vision
Dental
Life
Accidental Insurance
401K
PTO/ Floating Holidays
Training and Tuition Reimbursement
100% premium coverage for Medical, Dental, Vision, and Life Insurance
Supplemental Insurance
401K matching
Flexible Time Off (PTO/Holidays)
Higher Education/Training Reimbursement
Company
CriticalSolutions, LLC
Critical Solutions, LLC specializes in providing cyber security services to the Federal Government.
11-50 employees
Funding
Current Stage
Early StageLeadership Team
Suong Nguyen
CEO/Principal Consultant
Company data provided by crunchbase