Systemstechnologyresearch
Classified Systems Administrator
Atlanta, GA
Apply through hirly
hirly scores this role against your resume, shows its reasoning, then writes a resume and cover letter for it and fills the application with you. Free to start — no card required.
hirly's read of this role
- Role family
- Customer support
- Seniority
- Mid level
- Stated salary
- $85,000 per year
- Country
- US
- Work mode
- On-site / unstated
- First seen by hirly
- 16 Sept 2026
Derived automatically from the posting. Sign up to see how the role scores against your own resume.
the posting
STR is hiring a Systems Administrator with an active Top-Secret clearance to support our Atlanta, GA
Responsibilities:
Supporting senior administrators in implementing, deploying, and maintaining Linux (Red Hat, CentOS, Ubuntu) and Windows operating systems in traditional and virtualized environments across a variety of hardware solutions
Supporting Information Systems Security Managers (ISSM), Information System Security Officers (ISSO), senior management, researchers and other team members supporting the customers’ requirements
Running vulnerability and compliance scanning tools and have the knowledge to remediate the findings
Performing monthly patching of offline Windows and Linux assets
Researching and procuring necessary hardware and software components required to complete a task
Maintaining an accurate inventory of hardware and software licenses.
Performing hands-on diagnostics at the desktop level, including installing and upgrading software, implementing file backups, and configuring systems and applications.
Creating and/or maintaining end-user documentation for operating procedures
Configuring and maintaining NAS Storage, Networking, Firewall, and Directory Services such as MS Active Directory management and Group Policy administration
Performing performance monitoring, results analysis and enhancement, as well as process automation using PowerShell scripting and other available technologies
Providing daily lab support, systems maintenance, problem resolution, tracing and project support
Creating and maintaining installation and configuration Standard Operating Procedures (SOPs)
Maintaining current knowledge of DoD security, technical guidelines and organizational policies
Providing support for production and development environments
Assisting with requests in the ticketing system for Desktop Support Services including scanners, copies, printers, phones and phone services
Providing ad-hoc travel and after-hours support for our Information Systems’ maintenance, patching and remediation
Requirements:
T his position requires an active Top Secret /SCI security clearance, for which U.S. citizenship is needed by U.S. Government
Understanding of the basics of Linux (Red Hat, CentOS, Ubuntu) and Windows OS Administration
Experience with business and engineering applications (ex. Microsoft Office, MATLAB, Visual Studio, VMWare and other scientific/engineering applications)
Excellent problem solving, time management and organizational skills with the ability to prioritize work and meet customer demands and deadlines
Exceptional customer service, interpersonal skills, and desire to learn.
Self-motivated with strong analytical, diagnostic, and troubleshooting skills
Preferred:
Microsoft and/or Linux technical certifications
Active Directory including Group Policy, LDAP backend, and Replication
Enterprise Virtualization Tools
Multi-Factor Authentication and Public Key Infrastructure
Web Server management
Effective utilization of Security Technical Implementation Guidelines (STIGS) and Security Content Automation Protocol (SCAP) Content and Tools
Host Based Security System (HBSS) implementation and maintenance
Current knowledge of DoD Ports, Protocols, and Services (PPS)
The base salary range for this role is $85,000.00 - $120,000.00
STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, Carlsbad, CA, Atlanta, GA, and Denver, CO. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.
STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer.
STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at www.str.us for more info.
STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws.
If you need a reasonable accommodation for any portion of the employment process, email us at [email protected] and provide your contact info.
Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.
Browse similar roles
Is this role actually a fit for you?
hirly answers with a score and its reasoning, then writes the resume and cover letter if you decide to go for it.
Score it against my resume