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Cybersecurity and IT Operations Engineer Security Clearance

Job in Boulder, Boulder County, Colorado, 80301, USA
Listing for: MANTECH
Full Time position
Listed on 2026-01-15
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Administrator, Systems Engineer, Network Security
Job Description & How to Apply Below
Position: Cybersecurity and IT Operations Engineer with Security Clearance
MANTECH is seeking a skilled and experienced Cybersecurity IT Operations Engineer to join our team in Boulder, CO. This position is contingent upon contract award and/or funding. In this role, you will be a critical part of a dynamic Cybersecurity Operations Center (CSOC), supporting a large-scale secure government enterprise. You will be responsible for the administration of both Windows and Linux systems, while also providing support for a Security Information and Event Management (SIEM) system and other cybersecurity applications, tools, systems and operations.

Responsibilities Include but are not limited to:
* Provide administration, maintenance, and troubleshooting for both Windows and Linux operating systems in a secure, large-scale environment. This includes patching, configuration management, and performance tuning.

* Serve as a team member for the SIEM platform, ensuring its optimal operation. This involves log source integration, rule and dashboard creation, and performance monitoring.

* Collaborate with analysts and incident responders to support the detection, analysis, and containment of cyber threats.

* Assist with the operation and maintenance of various cybersecurity tools and platforms.

* Maintain accurate and up-to-date documentation for systems, processes, and security procedures.

* Work closely with cross-functional teams, including network engineers and security analysts, to ensure the integrity and availability of the enterprise's systems.

Minimum Qualifications:

* A Bachelors' degree in a computer related field AND 5-7 years' of experience in systems administration for both Windows Server and Linux (e.g., Red Hat, Ubuntu) environments.

* Hands-on experience with a major SIEM platform preferred (e.g., Arcsight, Sentinel, Splunk, etc).

* Preferred experience working within a large-scale, secure government or DoD environment.

* Experience with Microsoft Azure, including knowledge of cloud security best practices and services. Clearance Requirements:
* The ability to obtain and maintain a Secret Clearance is required prior to starting this position.

Physical Requirements:

* Must be able to remain in a stationary position 50%

* Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
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