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Systems Administrator; TS​/SCI Poly Clearance Required

Job in Aurora, Arapahoe County, Colorado, 80012, USA
Listing for: Fluor
Full Time position
Listed on 2025-12-23
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
Job Description & How to Apply Below
Position: Systems Administrator (TS/SCI with Poly Clearance Required)

Overview

At Fluor, we are proud to design and build projects and careers. We are committed to fostering a welcoming and collaborative work environment that encourages big-picture thinking, brings out the best in our employees, and helps us develop innovative solutions that contribute to building a better world together. If this sounds like a culture you would like to work in, you’re invited to apply for this role.

Fluor is a leading government contractor with a proven track record of delivering high‑value technical solutions around the world to U.S. government agencies such as the DOE, NNSA, the Department of Defense and the Intelligence Community.

The Systems Administrator is highly knowledgeable within designated Industrial Control System (ICS) Information Technology (IT) area of responsibility and applies that knowledge toward broad and diverse assignments. This role will install, maintain, audit, and support a stand-alone Microsoft Windows network environment using a VMware backend infrastructure. Analyze and test new software and software version upgrades in test environments before deploying to production.

Administer SCAP scans and provide results/reports during weekly vulnerability meetings. Implement and verify cybersecurity compliance using automated tools to ensure benchmarks are met and manage virtual workstations and servers using VMWare. The Systems Administrator analyzes, evaluates, and proposes recommendations on innovative solutions. This role will apply proven communication, analytical, and problem-solving skills to help identify, communicate, and resolve issues in order to maximize the benefit of ICS IT systems.

Responsibilities
  • Installing, configuring, securing, managing, and monitoring VMware vSphere ESXi clusters in multiple data centers
  • Ensure the stable operation of the standalone computer network, including planning, developing, installing, configuring, maintaining, supporting, and optimizing all network hardware, software, and communication links with the Supervisory Control and Data Acquisition (SCADA) application system, Wunderlich, Lutron, and Cimplicity software applications within the ICS network
  • Analyze and resolve end user hardware and software computer problems in a timely and accurate fashion, and provide end user training where required
  • Manage all network hardware and equipment; security solutions, including firewall, anti-virus, and intrusion detection systems and hardware and software upgrades
  • Contribute to the development and deployment of program information security for assigned systems to meet the program and enterprise requirements, policies, standards, guidelines and procedures
  • Implement Risk Management Framework (RMF) processes, product development and product maintenance for assigned system
  • Facilitate development of security policies and support Continuous Monitoring (CONMON)
  • Manage all personal computer (PC) recapitalization efforts to include coordinating with various internal and external service providers; communicate activities and financial impacts; ensure accurate and auditable information is available by maintaining asset database and performing inventories and usage monitoring of all IT assets to include software licensing
  • Other duties assigned
Basic

Job Requirements
  • Accredited four (4) year degree or global equivalent in applicable field of study and five (5) years of work-related experience or a combination of education and directly related experience equal to nine (9) years if non-degreed; some locations may have additional or different qualifications in order to comply with local requirements
  • Ability to communicate effectively with audiences that include but are not limited to management, coworkers, clients, vendors, contractors, and visitors
  • Job related technical knowledge necessary to complete the job
  • Ability to learn and apply knowledge of applicable local, state/province, and federal/national statutes and guidelines
  • Ability to attend to detail and work in a time-conscious and time-effective manner
Other

Job Requirements
  • Must possess a clearance at the TS/SCI access level, and have favorably completed a government issued polygraph
  • Security +…
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