Senior System Administrator - Unix

Description

Abacus Solutions Group: We're built on our shared core values! We are difference-makers, passionate about serving, we work hard with integrity and do the right thing. Difference makers means that we look at every opportunity as a chance to make a difference. Passionate about serving means that we are always looking for ways to serve our customers and coworkers. Working hard and doing the right thing with integrity means that for every decision we make we first ask, “Is the decision consistent with our moral and ethical principles”. We hire, review, reward and recognize our teammates based on these characteristics, so it is important that you share these values to be part of the team.

Position Overview: We’re hiring a Senior System Administrator to join our team at Scott Air Force Base located near O’Fallon, IL. This position is critical to support the USTC . The successful candidate will provide system administration experience to maintain, configure, and reliably operate the functionality and efficiency of one or more operating systems

Location: On-site at Scott Air Force Base

Position Responsibilities:

• Install, configure, and maintain Unix and Linux operating systems and applications.
• Responsible to maintain, configure, and reliably operate network servers, server virtualization systems, laptops, desktops, VDI, and supporting software/hardware.
• Perform server administration tasks to include user/group administration, security permissions, group policies, print services, and resource monitoring, ensuring system architecture components work together seamlessly.
• Build, test, and maintain new servers as needed.
• Perform application administration tasks to include evaluating, testing, maintaining, and troubleshooting operating systems and other software applications.
• Perform patch management activites to maintain security and upgrade software to newer versions as needed.
• Monitor server and datacenter performance using a variety of enterprise monitoring tools, review anomalies, resource/capacity utilization, database performance, bulletins, event logs, and alerts as they may apply to the enterprise server infrastructure. Install and maintain the system monitoring, analysis, and reporting tools.
• Create troubleshooting and maintenance procedures.
• Interact with government service owners, network technicians, customers, service desk, etc. to resolve issues or meet new requirements.
• Implement, manage, and monitor security controls using industry best practices, and DOD policy and standards.
• Conduct and participate in network security audits.
• Coordinate and implement a routine server maintenance plan.
• Develop and implement server backup, disaster recovery, and failover strategies.
• Respond to internal/external requests regarding IT systems/services expansion.
• Maintain up-to-date, accurate documentation of the enterprise server infrastructure. Keep track of the inventory and location of systems.
• Develop and maintain a Capacity Management Plan.

Requirements

Experience:

• Minimum of ten (10) years of experience
• Expertise in Windows 10 and 11 client infrastructure and Windows Server 2016 and 2019
• Strong understanding of Linux operating systems and associated tools and utilities
• Knowledgeable of Red Hat Enterprise Linux 8 and Unix commands
• Experience with virtualization technologies such as VMware or Red Hat KVM
• Knowledge of TCP/IP networking and associated protocols
• Familiarity with cybersecurity best practices and regulatory requirements such as DISA STIGs, FIPS, and NIST guidelines
• Understanding of Tanium, Cisco ISE, HBSS, and Trellex security systems
• Heavy expertise in troubleshooting - ideally having background in service desk and experience with ServiceNow

Education and Certifications:

• Bachelor’s degree in computer science, Information Technology or related field 
• Must have at least one of these IAT Level II certifications: Security+ CE, CCNA-Security, CySA+ **, GICSP, GSEC, CND, SSCP
• Must have at least one Computing Environment (CE) certification or certificate for the technical area of responsibility for Network support/defense (e.g., Splunk, Cisco, McAfee, etc.) OR Operating System (e.g., Microsoft, Linux, Solaris, etc.)

Security Qualifications:

• Active Secret security clearance issued by the Department of Defense
• Position is only open to U.S. Citizens

Desired Qualifications:

• Master's degree in relevant field of study
• ITIL Foundations (v3 or higher) certification
• Project Management Professional (PMP) or Google Project Management certification
• One of the IAM Level II certifications: CAP, CASP+ CE, CISM, CISSP (or Associate), GSLC, CCISO, HCISPP
• Experience in using SPLUNK and or WireShark

 Pay & Benefits:

• $53-59/hr
• Full Benefits package! - Medical, Dental, Vision, 401K
• Educational / professional development reimbursement options
• Relocation assistance options

All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations, and ordinances. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.