L3 Systems Admin - STL
Apex Systems · Berkeley, MO · 2 mo ago
Information Technology$30–$44/hrFull-time
Location: 100% on-site in St. Louis, MO. W2 contract; long-term rolling. Pay rate: $30–44/hour (depending upon experience). Candidates must be US citizens with the ability to obtain and/or maintain an active Interim Secret Security Clearance or higher. CompTIA Security+ CE certification required prior to starting.
About the role
The Level 3 Systems Administrator is a senior technical role responsible for end-to-end user support, design, and lifecycle management of enterprise infrastructure. This position serves as the highest escalation point for complex technical issues and plays a critical role in configuration, change, and release management while acting as a technical representative to customers and program leadership.
Responsibilities
- Provide end-to-end hardware and software support for:
- Windows and Unix/Linux servers
- High Performance Computing (HPC) systems
- Development, production, and application server environments
- Desktop systems and supporting infrastructure
- Network systems
- Lead and execute configuration, change, and release management activities
- Perform advanced troubleshooting, root cause analysis, and permanent remediation of complex system issues
- Manage asset lifecycle, including tracking, maintenance, and disposition
- Implement, enforce, and maintain compliance with client and customer technical standards
- Serve as a senior technical escalation point and subject matter expert
- Develop deep program and customer knowledge to effectively represent CNO services
- Build and maintain strong working relationships with customers, engineers, and management
- Produce and maintain technical documentation and operational procedures
- Execute tasks and projects as directed by management
Requirements
- Minimum 5 years of relevant systems administration experience
- Extensive hands-on experience with:
- Windows Server 2008 and Windows 7 (required)
- Windows Server 2012 and Windows 8 (preferred)
- VMware virtualization platforms (ESX 5.1 or higher)
- Active Directory administration
- Group Policy Object (GPO) deployment and troubleshooting
- HP server hardware
- Strong understanding of enterprise server, network, and infrastructure environments
- Excellent written and verbal communication skills
- Ability to work independently in a dynamic, fast-paced environment
Preferred Qualifications
- Experience administering server roles such as SQL, Web, and Exchange
- Experience with:
- WSUS
- SAN technologies
- NetBackup or enterprise backup solutions
- Experience writing, editing, and maintaining technical documentation
- Prior experience supporting classified or regulated environments
Benefits
- Health, dental, and vision insurance (employee contribution required)
- Life insurance
- Short-term disability
- Hospitalization coverage
- Direct deposit and weekly pay periods
- Training and development programs
- 401k with company match after 12 months of tenure
- Employee Stock Purchase Program (ESPP)
- Health Savings Account (HSA) on the HDHP plan
- SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions
- Corporate discount savings program
- On-demand training program
- Access to certification prep and a library of technical and leadership courses/books/seminars after 6+ months of tenure
- Certification discounts and perks for associations including CompTIA and IIBA
- Dedicated customer service team for consultants
- Access to a certified career coach