System Administrator (Linux and Windows)

We are seeking candidates who have a broad spectrum of expertise relevant to the current systems 

including the configuration, deployment, installation, management, and maintenance, on all servers 

(Linux/Unix, Windows, and Macintosh operating systems), Desktops (Unix, Windows, and Macintosh 

operating systems), tablets, printers, copiers, scanners, and Android/Apple phones. Candidates will 

also perform system administration on system boundary components, including server/ workstations/ 

computers, storage area network (SAN), and peripheral hardware per customer Configuration Item 

(CI) Database by System, and SLA. 

Additionally, our team practices and ensures a positive Customer Experience to all its end-users and 

support provided. The right candidate will exemplify a positive attitude, friendly communications, 

demonstrate patience, proper business attire, ensure timely response and resolutions, ensure 

comprehensive documentation to tickets and all work products, meets scheduling commitments and 

facilitates cross-functional activities as needed to reach a prompt resolution. 

Duties and Responsibilities 

• Perform operating system and firmware updates, system patches, system audits and system 

backups. 

• Conduct security scans using Tenable Nessus and execute domain wide system patches using HCL BigFix. 

• Plan, configure, maintain, and perform recovery of backup and/or secondary copy of mission 

data. 

• Ensure the mission data is preserved in the customer Archive as well as be able to perform 

recovery from backup/secondary copy where defined by archive requirements. 

• Manage user accounts and access rights to system components using a centralized access 

solution. 

• Provide system administration support for web hosting services maintained on the 

operational networks. 

• Coordinate with the customer to process account request forms and CCRs. 

• Provide system administration support for the consolidation and upgrade of web servers and 

websites hosted within the system. 

• Provide support for new data types and product processing changes; planned system 

outages and recovering from unplanned system outages; setting up new test environments; 

and operator monitoring. 

• Support installation of operating systems, data and application migration to new servers, 

decommissioning or installation of systems, load balancing, acceptance testing and 

integration of new technologies.

• Perform software installation and lifecycle support for: 

Commercial-Off-The-Shelf (COTS) packages (new and subsequent upgrades); open source 

software packages; customer custom developed packages (new and subsequent upgrades); 

standard application suites; and customer-specific applications and tools. 

• Coordinate scheduled down times with the customer representative and operations lead, 

adhering to customer limitations regarding downtime and SLAs; coordinate down time 

requests of operational systems with the relevant Engineer, Operations, and the Systems 

Lead. 

• The candidate is responsible to develop, maintain and update customer-approved 

specialized software tools for monitoring of the performance and uptime of systems and 

documentation of assets and services. 

• The candidate is responsible to perform safety inspections of equipment and environmental 

conditions in customer IT data centers and workrooms and report to System Owner(s) of 

findings. 

• The candidate is responsible to maintain and manage meeting spaces, including assurance 

of functioning teleconference software and equipment, performing room configurations, and 

providing technical assistance as needed and upon request. 

• The candidate is responsible to perform Web Infrastructure and Management Support 

services, in accordance with standard operating procedures. 

• The candidate will provide support for enterprise services by working in a DevOps 

collaborative environment.

• The contractor will partner with developers and scientists to 

develop, deploy, and manage enterprise services. 

• The team will focus on collaboration, agile methodologies, and automation as they develop solutions implementing APIs and service-based functionality. 

• Automated CI/CD pipelines with security checks and software tests. 

• Exhibits great customer service skills, both oral and written, at all times. 

Required Qualifications: 

• 5+ years’ experience managing an enterprise environment with Linux, Unix, Red Hat, 

Windows Server 2022/2016/2012 and Windows 11/10/7 

• Prior experience as a System Administrator 

• Works well within a team and understands the importance of quality customer service 

Preferred Qualifications: 

• ITIL v3 Foundations certification 

• Red Hat (ie: RHCSA, RHCE, LPIC), MCSA: Sever 2008 or 2012 certification 

• Experience with HCL Bigfix and Tenable Nessus 

The position is remote but subject to change per the government's request.