Systems Administrator

ManTech seeks an experienced and passionate, career and customer-oriented Systems Administrator to join our team in San Antonio, TX.

Responsibilities include but are not limited to:

Creating and managing virtual environments

Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems

Administration of Linux (i.e., Redhat/Rocky 8)

Configuring and maintaining storage and file systems

Developing and delivering briefings, technical presentations, and program documentation to senior program management

Minimum Qualifications:

2 years’ experience in systems administration of hardware and software in support of developing and testing of information technology systems

Experience with server STE/STN Compliancy (ex., NESSUS, MacAfee Agents) and performing server management relating to security tools such as patch management (applying O/S updates, IAVAs, and configuration changes)

Experience with performing system administration on Linux Redhat 8/Rocky 8 (Command Line)

Experience working with a team to introduce and integrate new technologies into existing production environments

Preferred Qualifications:

Experience with DevOps tools such as nxLog, Graphana, Docker, Kubernetes, GIT, SaltStack (SALT) desirable

Experience with installing PKI certs

Experience with Nifi to forward collected log events to repository for analysis.

Experience with launching and configuring VMWare instances

Experience with creating/maintaining bash scripts to dump and load databases

Experience with SALT to deploy config files to end node and do various interrogations (ping, DNS)

Clearance Requirement:

Must have an active TS/SCI clearance w/ Poly

Physical Requirements:

Must be able to remain in a stationary position at least 50% of the time.

Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

Constantly operate a computer and other office productivity machinery, such as, the copy machine/fax machine/computer/printer.