Classified Area System Administrator

Are you a tech enthusiast with a passion for ensuring the seamless operation of classified environments?

Leidos Dynetics, within our Corporate Information Security Office reporting through the Digital Modernization sector, is seeking an early career System Administrator to join our team. In this role, you'll play a key part in designing, maintaining, and enhancing our architecture, ensuring compliance with information assurance requirements, and guaranteeing continuity of operations. Grow your career with us. At Leidos, we recognize the value of having a high-performing workforce and are committed to providing opportunities for employees by encouraging career growth and movement across the enterprise. We view career development as a partnership between employees, managers, and the company with a focus on building skills and experiences through internal mobility. To support career development, we offer a variety of resources in addition to training and educational opportunities within an inclusive environment.

What We Value:

We're not just looking for technical expertise; we value a positive attitude, adaptability to changing priorities, and a commitment to getting the job done. Our ideal candidate is a reliable troubleshooter, adept at handling multiple priorities with excellent coping skills. Whether working independently or collaboratively, you're self-managed and customer focused.

Work Location: All work is to be performed onsite in our Huntsville, AL office.

Clearance: You must currently hold an active Secret clearance to qualify for consideration. You must also be eligible to obtain Top Secret clearance upon hire.

Primary Responsibilities:

• Set up and maintain Windows servers, desktops, and network devices; bonus points for Linux experience.
• Embrace new technologies to meet evolving requirements.
• Contribute to system design, hardware/software implementation, and overall infrastructure support.
• Document system configurations and baselines.
• Provide backup and recovery services while managing file systems and disk space.
• Utilize desktop and server virtualization within Hyper-V, VMWare vSphere and ESXI.
• Handle ticket load and prioritization of daily on-site support and troubleshooting.
• Work on multiple projects, either as a team member or occasionally leading a project.
• Manage user accounts and access control in a domain or stand-alone environment.
• Ensure the proper marking, handling, and storage of classified materials.
• Troubleshoot and repair Windows operating system issues on server and workstations.

Experience and Skills:

• Bachelor's Degree and a minimum of two 2 years of System Administrator experience.
• Current Secret clearance with ability to obtain a Top-Secret clearance.
• DoD Directive 8570 / 8140 Information Assurance Technical (IAT) Level II certification. (Security+ CE, CCNA Security, CySA+, GICSP, GSEC, CND, SSCP)
• Familiarity with Risk Management Framework requirements for Windows and Linux systems.
• Strong written and verbal communication skills.
• Ability to interface effectively with security agencies, customers, and management.
• Manage multiple networks in a dynamic, demanding environment.

Preferred Qualifications:

• Previous experience in a classified Collateral environment / SAP / SCI.
• System Administrator experience in a similarly sized organization.
• Understanding of network concepts, Type 1 encryption devices (e.g., TACLANE), and cybersecurity tools.
• Knowledge of securely configuring network equipment (switches and firewalls).

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:
November 5, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $59,150.00 - $106,925.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.