Virtualization and Systems Administrator

Company: CACI
Location: Chantilly
Posted on: April 1, 2026

Job Description:

Job Title: Virtualization and Systems Administrator Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity : Support our work automating cybersecurity operations, emulating adversary behavior, and improving the defensive postures of our sponsors. Evaluate tools and methodologies, assess adversary intent, develop cybersecurity analytics and other techniques to thwart or detect attacks, develop approaches to automate cybersecurity operations, and engage in research to improve the state of the practice. Responsibilities : Work closely with red-team experts to evaluate IT environments and identify security goals, vulnerabilities, objectives, and requirements Perform cybersecurity operations testing, and develop improvements to doing so, based on real adversary behavior described in adversary emulation plans Evaluate the efficacy of existing detection mechanisms, analytics, and mitigations Identify gaps in visibility, data, tools, and process Address gaps within defenses by improving systems and processes Develop approaches to automating cybersecurity operations, reducing cost and increasing efficiency Solve cyber problems through operations, data-driven analytics, and development Leverage research, frameworks, and best practices to improve the defensive posture of our sponsors Be part of a department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and between programs with peers who are dedicated to advancing national security. Participate in fun team outings and team building events where you get to engage with your co-workers and expand your career network. We are a fun, engaging environment with a management team focused on growing your career and making you a part of our future. We offer bonus compensation plans that demonstrate you being appreciated for working on the program and being a part of our team. You'll get paid for cyber events and training, such as our Capture the Flag Events, Internal Research and Development opportunities as well as prepaid courses to nationally recognized certification courses to grow your career. To learn more about our program, you can visit the landing page: VORPAL Jobs . Qualifications : Required: Must have an active TS/SCI with Poly University Degree (BA/BS) or equivalent experience and minimum 2 years of related work Ability to research, analyze, prioritize, problem solve, and work several tasks concurrently with minimum supervision. Ability to work in a dynamic and challenging team environment. Working knowledge of Ruby on Rails and Python. Experience with LAN Management & Network Practices to include: Network system performance monitoring and analysis Computer, server, and network security troubleshooting; supporting network communications, cabling, software, routing, and data backups; and Atlassian Confluence wiki-based system software technology, clients, and servers. Demonstrated ability to maintain and administer operational rehearsal and operational support networks and LANs. Ability to provide administration and maintenance support to the evaluation laboratory. Ability to install and manage network technologies. This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI. What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. The proposed salary range for this position is: $79,400 - $162,700 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Keywords: CACI, Silver Spring , Virtualization and Systems Administrator, IT / Software / Systems , Chantilly, Maryland