Sr Systems Administrator

Estimated Starting Salary Range: USD $115,000.00/Yr. - USD $191,650.00/Yr. Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, and alignment with market data.The Senior Systems Administrator provides senior?level system administration, integration, and sustainment support for mission?critical applications and systems supporting United States Space Command. This role performs installation, upgrades, daily operations, backups, troubleshooting, and lifecycle maintenance across virtualized environments, physical servers, storage systems, and specialized mission applications. Work is performed with minimal supervision and requires advanced technical expertise, strong communication skills, and the ability to support geographically dispersed customers and engineering teams. The Systems Administrator will be responsible for:Supporting system administration for United States Space Command mission systems, including lab environments and operational sitesAssisting engineering teams during software integration, testing, PITCO, SOVT, and installation eventsProviding troubleshooting and technical support for hardware/software discrepancies identified during installation or afterSupporting secure system configurations, cybersecurity compliance, and RMF?aligned hardening activitiesParticipating in technical meetings with NIWC Pacific, United States Space Command, OEMs, and contracting partners#LI-LH110 years experience managing a Department of Defense (DoD) Windows Server environmentDemonstrated experience deploying and troubleshooting Defense Information Systems Agency (DISA)Security Technical Implementation Guides (STIGs) in Windows environmentsDemonstrated experience managing a enterprise-level virtualization environment (e.g. VMware ESXi, DellVxRail or Nutanix HCI)Demonstrated experience implementing and/or managing a mainstream on-premises (e.g. VMware Horizon, Citrix) Virtual Desktop Environment in a Department of Defense environmentDemonstrated experience managing Microsoft Group Policy Objects (GPOs) in an enterprise environmentDemonstrated experience requesting and installing Public Key Infrastructure (PKI) certificatesExperience managing Microsoft SQL Server, especially Always On availability groupsExperience installing, configuring, and hardening Microsoft Window 10 and/or 11Active DoD 8570 Level II Certification (e.g. Security+ CE, CCNA Security, etc.)Bachelor's degree in a related discipline preferred; will consider additional years of related experience in lieu of a degreeDemonstrated experience leveraging vendor white papers, case studies, and best practices in designing and implementing technology solutionsExperience fielding Microsoft 365Experience managing a Microsoft Configuration Manager EnvironmentExperience with administration of an Amazon Web Services EnvironmentExperience managing DoD Host Based Security System (HBSS)Experience configuring and troubleshooting Axway Tumbleweed and Online Certificate Status Protocol (OCSP) solutionsExperience managing advanced Dynamic Host Configuration Protocol (DHCP) configurations such as on Windows Failover Cluster or InfobloxExperience managing IT infrastructure in an operational DoD environment such as a Combatant Command (COCOM), Joint Operations Center, Service Branch enterprise network, or similarExperience designing, specifying, or implementing VDI environmentsExperience managing and configuring mainstream (NetScaler or F5) load balancer solutionsExperience implementing Global Server Load Balancing (GSLB)Experience managing Raytheon / Forcepoint/ Everfox Trusted Thin ClientExperience standing up new Nutanix clusters and managing Nutanix HypervisorExcellence in process and configuration automation through Microsoft PowerShellAdvanced understanding of networking concepts such as routing and switching, and experience with troubleshooting from a network perspective with packet analyzers such as tcpdump, WireShark, and FiddlerAdvanced understanding of and experience troubleshooting within the Open Systems Interconnection (OSI) modelExperience managing DNS concepts such as zone delegation and service recordsExperience managing Service Principal Names (SPNs)Exceptional organizational, verbal and written skillsSRC IS A CONTRACTOR FOR THE U.S. GOVERNMENT. THIS POSITION WILL REQUIRE U.S. CITIZENSHIP AS WELL AS A U.S. GOVERNMENT SECURITY CLEARANCE AT THE TOP SECRET / SCI LEVEL.No Travel RequiredScientific Research Corporation is an advanced information technology and engineering company that provides innovative products and services to government and private industry, as well as independent institutions. At the core of our capabilities is a seasoned team of highly skilled engineers and scientists with multidisciplinary backgrounds. This team is challenged daily to provide cutting edge technology solutions to our clients.SRC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with a company match, life insurance, vacation and sick paid time off accruals starting at 10 days of vacation and 5 days of sick leave annually, 11 paid holidays, tuition reimbursement, and a work environment that encourages excellence and more. For positions requiring a security clearance, selected applicants will be subject to a government security investigation and must meet eligibility requirements for access to classified information.Scientific Research Corporation is an equal opportunity employer that does not discriminate in employment.All qualified applicants will receive consideration for employment without regard to their race, color, religion, sex, age, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other protected characteristic under federal, state or local law.Scientific Research Corporation endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact assistance. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications.

Created: 2026-05-02