{"id":3705483,"url":"https://alion.io/job/bridgehead-it-system-administrator-i-iii","title":"System Administrator I - III","company":{"id":3854361,"name":"Bridgehead IT","domain":"bridgeheadit.com","url":"https://alion.io/company/bridgehead-it","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Paylocity","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Antonio, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"PowerShell","optional":false},{"name":"VMWare","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-11-03T15:35:59Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-04T13:33:07Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Description\nCompany Overview:\nBridgehead IT is a leading provider of innovative technology solutions dedicated to guaranteed outcomes that bring peace of mind and improve its clients’ bottom line. With a commitment to operational excellence and client satisfaction, Bridgehead IT delivers tailored solutions that drive business success.\nPosition Summary:\nThe System Administrator career track (Levels I through III) supports the design, deployment, and ongoing maintenance of client server and storage environments. Each level builds upon the last, with increasing expectations for technical depth, independence, automation capability, and leadership contribution.\nSystem Administrator I is an entry-level position designed for individuals with a foundation in IT who are ready to grow into infrastructure support. At this level, the focus is on learning the environment, performing routine maintenance, following documented procedures, and building core skills in Windows Server administration and ticketing.\nSystem Administrator II is a mid-level position for technicians who have demonstrated proficiency in daily system operations and are beginning to take greater ownership of their workload. At this level, the expectation is stronger technical depth, more independent troubleshooting, and active contribution to documentation and process improvement.\nSystem Administrator III is a senior-level position for experienced administrators who take ownership of complex environments, lead system implementations, and serve as escalation points for the team. At this level, the expectation is proficiency in virtualization, scripting, proactive maintenance, and mentoring junior staff.\nAll levels participate in after-hours and on-call support rotations and work primarily through the company’s ticketing system to track time, document work, and manage client communications. All levels will be required to work onsite M-F.\nDuties/Responsibilities:\nInstall, configure, maintain, and troubleshoot Windows-based server and storage infrastructure across client environments, including physical and virtual platforms (e.g., Hyper-V, VMware).\nManage and support Active Directory, Group Policy, DNS, DHCP, and other core directory services with a focus on availability, accuracy, and security.\nApply system updates, security patches, and configuration changes on a regular schedule; verify successful deployment and follow change management processes.\nMonitor server health, backups, and system alerts; respond to and resolve tickets related to performance, availability, and access; escalate as appropriate.\nSupport and maintain backup platforms, enterprise storage systems, and disaster recovery solutions; participate in DR testing and business continuity planning.\nUse PowerShell and other tools to perform administrative tasks, support automation, and improve operational efficiency.\nMaintain accurate and detailed documentation of system configurations, changes, procedures, and asset/licensing records.\nWork with the security team to implement system hardening baselines and remediate identified vulnerabilities.\nAssist in the deployment and configuration of monitoring, backup, and endpoint protection tools across client environments.\nCollaborate with internal teams and clients to support server migrations, virtualization efforts, infrastructure upgrades, and issue resolution.\nAssist with onboarding and offboarding processes, including file server permissions, security group management, and client discovery documentation.\nMentor and support junior team members; serve as an escalation point for system-related issues.\nOperate within the ticketing system to manage time, document work, track task progress, and maintain clear client communications.\nParticipate in an on-call rotation and provide after-hours support as scheduled.\nPerform additional tasks as assigned.\nEducation and Experience:\nLevel I - System Administrator I\n1-3+ years of experience in IT support or system administration, or relevant technical education\nBasic understanding of Windows Server and Active Directory environments\nWillingness to learn PowerShell and system automation tools.\nStrong communication, documentation, and troubleshooting skills.\nExperience using or willingness to learn a ticketing system.\nCertifications such as Microsoft Azure Fundamentals, Microsoft 365 Fundamentals, Azure Administrator Associate or similar are preferred.\nAbility to lift equipment up to 50 lbs and travel to client sites when required.\nLevel II - System Administrator II\n3-5+ years of experience in system administration or related IT support roles.\nSolid understanding of Windows Server, Active Directory, and Group Policy management.\nExperience with backup systems, patch management, and system monitoring tools.\nFamiliarity with PowerShell scripting or a strong interest in developing those skills.\nHands-on experience using a ticketing system.\nStrong troubleshooting, documentation, and communication skills.\nPreferred certifications: Microsoft Windows Server Hybrid Administrator Associate, Azure Administrator Associate, Microsoft 365 Administrator Expert, or similar.\nLevel III - System Administrator III\n5-7+ years of experience in system administration, with increasing levels of responsibility.\nProficient in managing Microsoft Windows Server environments and core services (AD, GPO, DNS, DHCP).\nExperience with virtualization technologies such as VMware or Hyper-V.\nWorking knowledge of backup systems, disaster recovery planning, and storage infrastructure.\nFamiliarity with Microsoft 365, Azure, or other cloud-based services is preferred.\nExperience with PowerShell scripting for system management and automation is preferred.\nExperience using a ticketing system to manage service requests and document resolution steps.\nAbility to lift equipment as needed (up to 50 lbs) and travel to client sites if required.\nStrong sense of ownership, accountability, and customer service focus.\nPreferred certifications: Microsoft Azure Administrator Associate, Windows Server Hybrid Administrator Associate, Azure Solutions Architect Expert, or similar.\nWhy Join Bridgehead IT?\nServe as a trusted advisor for a diverse portfolio of SMB and Major Accounts.\nInfluence technology strategy and business outcomes.\nWork alongside highly skilled engineers, architects, and technology leaders.\nGain exposure to a wide range of industries and technologies.\nEnjoy a high-impact role with significant visibility and growth opportunities.\nBe part of a team that values ownership, innovation, accountability, and exceptional client service.\nDisclaimer:\nThe duties and responsibilities described in this job description are not a comprehensive list and additional tasks may be assigned to the employee from time to time. This job description in no way states or implies that these are the only duties to be performed by the employee(s) in this position. Employees will be required to follow any other job-related instructions and to perform any other job-related duties requested by any person authorized to give instructions or assignments. All duties and responsibilities are essential functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities. To perform this job successfully, the employees will possess the skills, aptitudes, and abilities to perform each duty proficiently. 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