Lead Senior Systems Admin (UNIX/ LINUX)

Job Title: Lead Senior Systems Admin (UNIX/Linux)
Location: Dahlgren VA
Clearance: DoD Top Secret

Company/ Program Description:
Centuria, a Service-Disabled Veteran-Owned Small Business (SDVOSB), has been delivering IT, Engineering, and Scientific solutions to the Federal Government since 2002. During our two decades of service, we have earned the trust and respect of our government clients for the simple reason that we have great people who are experts in their fields and take pride and ownership in everything they do.

Job Responsibilities:
· Monitor system health and performance
· Troubleshoot and resolve system issues across hardware, software, and network layers
· Maintain and manage storage systems
· Manage system backup and recovery
· Coordinate with external hardware, network, and infrastructure teams
· Provide after-hours on-call and call-in support as needed
· Ensure compliance with system security requirements
· Participate in technical and engineering discussions
· Create and maintain system-level scripts and automation tools
· Apply system patches and perform upgrades
· Administer and manage user accounts
· Maintain accurate hardware and asset inventory records

Job Requirements:
Six (6) years of professional experience in UNIX and/or Linux system administration of networks
and software systems. Experience in system backup and recovery; basic software management;
security management and library management; installation and configuration of hardware;
operational systems and Commercial Off-The-Shelf (COTS) software; operating computer systems
in different operating environments; and sizing, performance, tuning, hardware/software/network
trouble shooting and resource allocation. Experience in different network protocols including TCP/IP and major network security tools such as firewalls, knowledge of computing and networking vulnerabilities, attach methods, and latest detection methods

Demonstrable experience in writing business/project plans, technical documents, presentations and proposals required. Individual must have high degree of skills with the MS Office toolsets.
Candidate will work on-site.
Education
Bachelor’s degree in Computer Science or IT related field is preferred.

Certifications
DoD 8570 IAT III. One of the following certifications is required
- CASP CE
- CCNP Security
- CISA
- CISSP or CISSP Associate
- GCED
- GCIH

Security Clearance
DoD Top Secret with the ability to get a Top Secret clearance