System Administrator Security Clearance
Job in
Washington, District of Columbia, 20375, USA
Listed on 2025-12-10
Listing for:
Envisioneering, Inc
Full Time
position Listed on 2025-12-10
Job specializations:
-
IT/Tech
Cybersecurity, Systems Administrator, Systems Engineer, Network Security
Job Description & How to Apply Below
The System Administrator will perform routine and complex system administration, network administration, security administration, and technical support tasks in addition to related database administration tasks for the U.S. Naval Research Laboratory (NRL). System Administration:
* Install, update, and troubleshoot systems/servers.
* Conduct functional and connectivity testing to ensure continuing operability.
* Develop and document systems administration standard operating procedures.
* Comply with organization systems administration standard operating procedures.
* Implement and enforce local network usage policies and procedures.
* Maintain baseline system security according to organizational policies.
* Manage accounts, network rights, and access to systems and equipment.
* Manage system/server resources including performance, capacity, availability, serviceability, and recoverability.
* Monitor and maintain system/server configuration.
* Perform repairs on faulty system/server hardware.
* Plan, execute, and verify data redundancy and system recovery procedures.
* Troubleshoot hardware/software interface and interoperability problems.
* Check system hardware availability, functionality, integrity, and efficiency.
* Conduct periodic system maintenance including cleaning (both physically and electronically), disk checks, routine reboots, data dumps, and testing.
* Design group policies and access control lists to ensure compatibility with organizational standards, business rules, and needs.
* Oversee installation, implementation, configuration, and support of system components.
* Diagnose faulty system/server hardware.
* Provide ongoing optimization and problem solving support. Network Administration:
* Configure and optimize network hubs, routers, and switches (e.g., higher-level protocols, tunneling).
* Develop and implement network backup and recovery procedures.
* Diagnose network connectivity problem.
* Install and maintain network infrastructure device operating system software (e.g., IOS, firmware).
* Install or replace network hubs, routers, and switches.
* Monitor network capacity and performance.
* Patch network vulnerabilities to ensure information is safeguarded against outside parties.
* Test and maintain network infrastructure including software and hardware devices.
* Implement new system design procedures, test procedures, and quality standards.
* Integrate new systems into existing network architecture.
* Provide feedback on network requirements, including network architecture and infrastructure. Security Administration:
* Assess the effectiveness of security controls.
* Apply security policies to meet security objectives of the system.
* Assess all the configuration management (change configuration/release management) processes.
* Develop procedures and test fail-over for system operations transfer to an alternate site based on system availability requirements.
* Analyze and report organizational security posture trends.
* Analyze and report system security posture trends.
* Ensure all systems security operations and maintenance activities are properly documented and updated as necessary.
* Ensure cybersecurity-enabled products or other compensating security control technologies reduce identified risk to an acceptable level.
* Assess adequate access controls based on principles of least privilege and need-to-know.
* Implement security measures to resolve vulnerabilities, mitigate risks and recommend security changes to system or system components as needed.
* Implement system security measures in accordance with established procedures to ensure confidentiality, integrity, availability, authentication, and non-repudiation.
* Mitigate/correct security deficiencies identified during security/certification testing and/or recommend risk acceptance for the appropriate senior leader or authorized representative.
* Verify minimum security requirements are in place for all applications.
* Plan and recommend modifications or adjustments based on exercise results or system environment.
* Properly document all systems security implementation, operations and maintenance activities and update as necessary.
* Provides cybersecurity recommendations to leadership based on significant threats and vulnerabilities.
* Verify and update security documentation reflecting the application/system security design features.
* Apply security policies to applications that interface with one another, such as Business-to-Business (B2B) applications.
* Apply service oriented security architecture principles to meet organization's confidentiality, integrity, and availability requirements.
* Ensure application of security patches for commercial products integrated into system design meet the timelines dictated by the management authority for the intended operational environment.
* Ensure the execution of disaster recovery and continuity of operations.
* Implement specific cybersecurity countermeasures for systems and/or…
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