Job Description

Company Overview

ExeQut is a leader in consulting, delivering customized solutions and systems integration for enterprise applications, data & AI platforms, identity access and management, cybersecurity, and software development. We emphasize transparency, collaboration, and addressing core business challenges through a structured, agile development process. Our clients include federal civilian agencies, commercial enterprises in healthcare IT and financial services, and state/local government entities seeking complex technology solutions that deliver real impact. Partnering with clients from ideation to deployment, we ensure our solutions deliver long-term value and streamline the user experience.

Role Overview

• The Systems Administrator is responsible for the administration, configuration, and maintenance of NLM's server infrastructure, computing systems, and network environments.
• This role ensures system availability, performance, and security in compliance with FISMA and NIH policies.

Key Responsibilities

• Administer, configure, and maintain Linux and Windows servers and operating systems.
• Set up and administer user accounts, disk quotas, permissions, and access controls.
• Monitor system performance and availability; identify and resolve performance issues.
• Track and manage problem reports using JIRA and ServiceNow ticketing systems.
• Create and maintain technical documentation using Confluence Wiki.
• Provide customer service and technical support to internal and external staff in plain language.
• Support secure remote access to cloud computing, storage, and service platforms.
• Administer distributed computing systems including batch queuing software.
• Implement and maintain FISMA-compliant security practices: firewalls, intrusion detection systems, secure computing environments, disaster recovery.
• Provide security management to identify and resolve vulnerabilities in Windows and Linux systems.
• Conduct ongoing vulnerability assessments and ensure resolution within prescribed timelines.
• Support cloud computing infrastructure for production web services, HPC, and high-throughput processing.
• Assist in implementation of computer security practices including Government FISMA policies.
• Manage on-boarding/off-boarding of system users; maintain system access rosters.
• Support Authority to Operate (ATO) maintenance activities.

Required Skills & Qualifications

• Bachelor's degree in information technology, Computer Science, or related field.
• Minimum 4–6 years of systems administration experience in a federal or enterprise environment.
• Expert-level Linux (RHEL, CentOS, Ubuntu) and Windows Server administration.
• Experience with cloud platforms (AWS, GCP, Azure) and IAM administration.
• Strong knowledge of FISMA, NIST SP 800-53, and NIH security requirements.
• Experience with firewall management, VPN, and intrusion detection systems.
• Familiarity with vulnerability scanning tools (Tenable).
• Experience with ticketing systems (JIRA, ServiceNow).
• Knowledge of backup, disaster recovery, and business continuity practices.
• Security+ or equivalent certification preferred.

Technologies & Tools

• Linux (RHEL/CentOS/Ubuntu), Windows Server
• Apache Server, NGINX
• Tenable Security Center (vulnerability management)
• JIRA, ServiceNow (ticketing)
• Confluence Wiki (documentation)
• AWS, GCP, Azure (cloud administration)
• Firewalls, VPN, IDS/IPS systems
• Hadoop (distributed computing administration)
• Docker (basic container support)

Why Join ExeQut?

If you are a driven professional with Data & Scientist, and you want to make an impact by working on high-profile projects across North America, we'd love to hear from you.

Apply now and be part of ExeQuts journey to transform businesses through innovation and technology.

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