Sr. Systems Administrator

Job Title: Sr Systems Administrator

Job Location: Redstone Arsenal, Alabama

Eligibility/Clearance: Secret Clearance is required. This position
supports a government contract

Job Description:

We are seeking a Systems Administrator that will work within a cohesive
team environment and is responsible for the effective provisioning,
installation/configuration, operation, and maintenance of systems
hardware and software and related infrastructure. This role is critical
for ensuring the continuous availability, performance, and security of
vital network infrastructure and associated systems supporting military
operations and personnel at Redstone Arsenal. The Systems Administrator
adheres to strict DOD and DISA guidelines, directives, and security
technical implementation guides (STIGs) to maintain a robust and
compliant network posture.

Responsibilities (include but are not limited to):

- System Monitoring and Health Checks:

- Perform daily system monitoring, verifying the integrity and
availability of all hardware, server resources, systems, and key
processes.

- Review system and application logs, and verify completion of
scheduled jobs such as backups.

- Monitor system performance to determine current and potential
problems and propose system additions and enhancements to
improve migration.

- Monitor and report on the status of the network and system
devices.

- Maintain IT servers/systems operating at peak performance and
maintain accessibility for end-users.

- Troubleshooting and Incident Response:

- Provide support to clients in resolving moderate to complex
system or IT operation problems.

- Provide Tier III/other support per request from various
constituencies.

- Investigate and troubleshoot issues.

- Repair and recover from hardware or software failures.

- Coordinate and communicate with impacted constituencies.

- Provide remediation and troubleshooting for system-related
change requests.

- Security Compliance and Vulnerability Management:

- Support and maintain the Information Assurance (IA) requirements
of all systems.

- Perform regular security monitoring to identify any possible
intrusions.

- Apply OS patches and upgrades on a regular basis.

- Work with the information security team.

- System Maintenance and Administration:

- Maintain all aspects of the Microsoft SCCM and Microsoft SCOM
Enterprise Management System to include Infrastructure,
Administrator and Operator consoles, Software/Hardware
Inventory, Software Distribution, Software/Hardware upgrades and
enhancements and monitoring and alerting.

- Manage UNIX, Linux, Solaris, Windows, VMware, and other
virtualized operating systems.

- Support and maintain the operating systems, patches, upgrades.

- Install new / rebuild existing servers and configure hardware,
peripherals, services, settings, directories, storage in
accordance with standards and project/operational requirements.

- Install and configure systems such as supports GIS
infrastructure applications or Asset Management applications.

- Configure / add new services as necessary.

- Maintain operation, configuration, or other procedures.

- Responsible for creating and deleting all
network/user/non-personal entity email accounts, password
management and administration.

- Create, change, and delete user accounts per request.

- Perform ongoing performance tuning, hardware upgrades, and
resource optimization as required.

- Configure CPU, memory, and disk partitions as required.

- Maintain data center environmental and monitoring equipment.

- Backup and Disaster Recovery:

- Develop a backup strategy and submit plan for government
approval.

- Perform regular backups of network files and as required,
restoration of files.

- Perform daily backup operations, ensuring all required file
systems and system data are successfully backed up to the
appropriate media, recovery tapes or disks are created, and
media is recycled and sent off site as necessary.

- Documentation and Reporting:

- Draft system administrator manuals and maintenance service
plans.

- Develop and maintain installation and configuration procedures.

- Contribute to and maintain system standards.

- Perform periodic performance reporting to support capacity
planning.

- Automation and Optimization:

- Research and recommend innovative, and where possible automated
approaches for system administration tasks.

- Identify approaches that leverage resources and provide
economies of scale.

- Collaboration and Development Support:

- Recommend system configuration solutions and provide support and
suggestions to a development team.

- Perform computer operations functions, including planning,
integration, and verification for IT systems.

Requirements:

- Experience:

- 8 years experience needed.

- CASP+ or CCNP Security or CCSP.

- Minimum of 20 hours annually/required to maintain certificates.

- Extensive scripting experience is required.

- Experience with PowerShell is required; Script Monkey, Linux,
PowerBI experience strongly preferred.

- Solid Administrator skills with knowledge of MECM, VDI, and
Windows (with Active Directory experience).

- Technical Proficiency:

- Proficiency in maintaining Microsoft SCCM and Microsoft SCOM
Enterprise Management System.

- Ability to manage UNIX, Linux, Solaris, Windows, VMware, and
other virtualized operating systems.

- Knowledge of operating systems, patching, and upgrades.

- Familiarity with hardware, peripherals, services, settings,
directories, and storage configuration.

- Understanding of GIS infrastructure applications or Asset
Management applications.

- DOD/Government Specific:

- Understanding of Information Assurance (IA) requirements of all
systems.


- Abilities and Soft Skills:

- Ability to organize, prioritize, and meet deadlines.

- Capable of conveying complex information in a simplistic manner.

- Strong critical thinking and problem-solving skills.

- Strong self-starter requiring minimal supervision.

- Able to take proactive measures to prevent problems rather than
reactive by nature.

- Strong verbal and written communication to effectively express
concepts, plans, and proposals.

- Proficiency in typing and reading from a computer screen.

Physical Requirements:

- Extended periods of sitting or standing may be required.

- Sufficient mobility, including bending, reaching, and kneeling,
necessary to complete daily duties promptly and efficiently.

- Ability to lift up to thirty pounds, as necessary.

Education:

Bachelor's degree in Computer Science, Cyber Security, Information
Technology, Software Engineering, Information Systems, or Computer
Engineering, or a degree in Mathematics or Engineering

Arena Technical Resources, LLC, (ATR) is an Equal Opportunity Employer
(EOE) who will provide equal employment opportunity to employees and
applicants for employment without regard to race, ethnicity, religion,
color, sex, pregnancy, national origin, age, veteran status, ancestry,
sexual orientation, gender identity or expression, marital status,
family structure, genetic information, or mental or physical disability