Posting Summary:Mission Multiplier is looking for a Systems Administrator IV to provide expert-level systems administration support onsite at Marshall Space Flight Center (MSFC) on one of our government projects.Job Responsibilities:Applies expert knowledge of concepts, processes, practices, and procedures on technical assignments.Performs work that requires expert practical experience and training. Responsible for installing, configuring, and maintaining operating system workstations and servers, including virtual, cloud, as well as web servers, in support of business processing requirements. Performs software installations and upgrades to operating systems and layered software packages. Schedules installations and upgrades and maintains them in accordance with established IT policies and procedures. Monitors and tunes the system to achieve optimum performance levels. Ensures workstation/server data integrity by evaluating, implementing, and managing appropriate software and hardware solutions. Supports infrastructure and systems database migrations. Ensures data/media recoverability by implementing a schedule of system backups and database archive operations. Supports media management through internal methods and procedures or through offsite storage and retrieval services. Develops and promotes standard operating procedures. Conducts routine hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines. Develops and maintains a comprehensive operating system hardware and software configuration database/library of all supporting documentation. Information System Security Engineer (ISSE) support including cybersecurity coordination, risk mitigation support, security control implementation assistance, compliance troubleshooting, and accreditation support activities with Windows, Mac, or Linux systems. Maintenance and support of security documentation including System Security Plans (SSPs), SA&A artifacts, risk assessments, control implementation documentation, configuration management records, and audit support materials. Manage operating system and third-party application patch deployment using the BigFix Console, ensuring endpoint security and compliance. Deploy and maintain Jamf for macOS device management, including installation, configuration, and policy enforcement. Coordinate technical support across an off-site, multi-tenant, interagency NASA mission-support facility hosted at the University of Alabama in Huntsville (UAH).Qualifications:Minimum of a B.S./B.A. in IT or related field.Minimum of 12 years of related experience.Experience administering Linux systems (RHEL and Debian variants) Mac OSX, and Windows systems. Experience working in compliance-driven environments utilizing NIST 80053 security controls. Experience implementing and maintaining continuous monitoring and security reporting for Windows and Linux platforms. Experience implementing Data-in-Transit (DIT) and Data-at-Rest(DAR) protections using FIPS 140-3 compliant encryption.Experience enrolling and provisioning Windows and macOS endpoints into a Network Access Control (NAC) environment. Ability to coordinate with network engineering teams to resolve endpoint connectivity and compliance issues without performing network infrastructure administration. Familiarity with physical network infrastructure and ability to identify and verify switch port connections, trace endpoint cabling through patch panels, and coordinate with network engineering teams to resolve connectivity issues.Ability to obtain and maintain Public Trust security clearance.Ability to interact with other team members.Other duties as assigned.Additional Details:NoneABOUT MISSION MULTIPLIERMission Multiplier is a certified small business headquartered in Huntsville, Alabama. We multiply the impact that clients can make against their mission objectives by providing cybersecurity subject matter expertise and thought leadership. Our goal is to multiply the successes that our clients achieve against their respective missions, while simultaneously enabling the missions of our employees - with the end result of securing and enriching the communities we serve - through the delivery of innovative cybersecurity solutions. EEO STATEMENTMission Multiplier is community-focused first and commits to being an EEO employer. Because of this we do not and will never discriminate on the basis of race, color, religion, sex (including pregnancy), sexual orientation, gender identity, national origin, age (40 or older), disability, genetic information, or any other protected class characteristic protected by federal, state, or local law. If you require an accommodation, please email our Human Resources department at hr@missionmultiplier.com.BENEFITSMission Multiplier offers a wide range of benefits, including:Group Life Insurance Voluntary Life/AD&D InsuranceMedical InsuranceSecondary/GAP InsuranceDental CoverageVision CoverageShort-Term Disability InsuranceLong-Term Disability InsuranceAccident InsuranceCritical Illness Insurance401k (w/ employer match) after six (6) months of continuous service
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