Senior Information Systems Administrator
Listed on 2026-01-12
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IT/Tech
Cybersecurity, Systems Administrator, Network Security
Senior Information Systems Administrator
Employer: Concurrent Technologies Corporation
Location: Huntsville, AL
Minimum
Clearance Required:
Top Secret Clearance
Clearance Level Must Be Able to Obtain: Top Secret Clearance
OverviewCTC stays ahead of the latest technology advancements so we can help solve our clients’ toughest challenges. As a part of the Digital Mission Solutions Division, you will be strengthening our team of world-class experts aimed at providing our clients with the most effective solutions. Our expertise in achieving missions is unmatched, and we continue to have a major positive impact throughout the DoD, Intelligence Community (IC), and beyond.
Our IT solutions are at work in high-level, high-priority areas of the DoD and U.S. Government agencies. We are leaders in artificial intelligence and machine learning, cloud architecture and security, cross domain solutions, cybersecurity, edge node technology, synthetic environments, and more. We are honored to be a trusted provider of cutting-edge and customized solutions to our clients for decades. Our experts are leading the rapidly evolving IT industry with innovative work in a variety of disciplines, including Dev Sec Ops , which underpins many of our efforts.
With CTC’s IT Division, you become part of a dedicated team committed to advancing the ever-growing possibilities in IT and meeting our clients’ challenges with up-to-the-minute, customized, and powerful solutions.
CTC is looking for talented Senior Information System Administrator with experience accrediting, maintaining, and ensuring cyber security for servers and networks in a classified research and development lab working with space-based information systems. CTC has put together a cohesive energized team who work together on providing secure data systems while dealing with the challenges of critical space-based data. You will get to work with leading edge technologies, further develop your technical skills, and expand into cloud technologies and administration.
Key Responsibilities- Maintain current systems and adhere to policies and procedures to ensure their security and integrity on Army Classified networks.
- Support the Risk Management Framework (RMF) in a classified environment while helping to identify and implement overall security requirements for the proper handling of data and provide guidance for development and operational efforts regarding information assurance (IA) functions, particularly those focusing on IA planning, infrastructure protection, and defensive strategy.
- Contribute to security planning, assessment, risk analysis, risk management, certification, security awareness, system administration, networking, maintenance, and continuous monitoring of Windows and Linux servers, workstations, and virtual machines in standalone and networked environments.
- BA/BS Degree in Computer Science, Computer Information Systems, Management Information Systems or a related field, plus 6-8 years of directly related experience, a MA/MS Degree plus 4-6 years of directly related experience or a PhD plus 2-4 years of directly related experience.
- Working knowledge of system security design process, defense-in-depth/breadth, information security domains, identification, authentication, risk management, contingency planning, incident handling, configuration control, change management, auditing, RMF/ICD 503 process, and principles of IA (confidentiality, integrity, non-repudiation, availability, access control).
- Experience in networking design and architectures, as well as network management.
- Working knowledge of Linux and Windows operating systems (Puppet CM or similar).
- Possess, or obtain within 6 months, GSLC, CAP, or Security+ certification.
- Experience working with Continuous Monitoring strategies.
- Working Knowledge of VMware virtualization technology to include configuration, maintenance as well as snapshot-based backup solutions.
- Familiarity with Cisco and non-vendor specific managed and unmanaged switches and firewalls
- Experience with Windows Servers, to include, GPO, Domain Controllers, DNS and DHCP as well as encryption-based systems.
- Working…
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