{"id":2412137,"url":"https://alion.io/job/guideit-senior-system-administrator-guideit","title":"Senior System Administrator - GuideIT","company":{"id":4419450,"name":"GuideIT","domain":"guideit.com","url":"https://alion.io/company/guideit","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"JazzHR","truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":77000,"max_usd":183000,"period":"year","method":"global_role_seniority_cell","sample_n":2792},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Amazon CloudWatch","optional":false},{"name":"Amazon EC2","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Bash","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Hyper-V","optional":false},{"name":"IAM","optional":false},{"name":"ITIL","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"OneDrive","optional":false},{"name":"PowerShell","optional":false},{"name":"SharePoint","optional":false},{"name":"SLI/SLO/SLA","optional":false},{"name":"TCP/IP","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false},{"name":"Ansible","optional":true},{"name":"Bicep","optional":true},{"name":"CloudFormation","optional":true},{"name":"Configuration Management","optional":true},{"name":"Linux","optional":true},{"name":"Terraform","optional":true},{"name":"Ubuntu","optional":true}],"status":"live","first_seen_at":"2026-10-13T02:24:45Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-13T15:23:36Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"GuideITis a US based technology services company focused on providing value to its customers through technology alignment and optimization. We are currently looking for aSenior System Administrator to join our team.\nWe are seeking a highly skilled and motivated Senior System Administrator with a strong background in server infrastructure, cloud platforms, and enterprise collaboration services. The ideal candidate will have 5+ years of hands-on systems administration experience and deep expertise in Windows Server and Active Directory, public cloud infrastructure with an emphasis on AWS and secondary exposure to Azure, and Microsoft 365 administration across Exchange Online, SharePoint Online, Teams, Intune, and Entra ID.\nPrimary duties \nAdminister, maintain, and support server and cloud infrastructure as directed by the client’s designated lead.\nProvide services focused on systems build-out, documentation, support, and new environment and site deployments.\nDeploy, configure, and maintain infrastructure and platform services, including but not limited to:\nWindows Server, Active Directory, DNS, DHCP, Group Policy, and file and print services.\nAWS compute, storage, networking, and identity services (EC2, S3, EBS, VPC, IAM, Route 53, CloudWatch).\nAzure IaaS, Entra ID, and hybrid identity and directory synchronization.\nMicrosoft 365 workloads, including Exchange Online, SharePoint Online, OneDrive, Teams, and Intune.\nSupporting network services such as VPNs, load balancers, and firewall policy changes.\nPerform system maintenance and upgrades, including applying service packs, patches, hot fixes, and security baselines across on-premises and cloud estates.\nMonitor system, platform, and network performance to ensure availability and reliability.\nConduct resource monitoring, trending, and capacity planning across server, storage, and cloud workloads, including cloud cost and consumption review.\nAdminister backup, replication, and disaster recovery processes, and participate in periodic restore testing.\nAutomate recurring administrative tasks using PowerShell, Bash, or comparable scripting and infrastructure-as-code tooling.\nAdhere to established configuration and change management policies, ensuring all changes are reviewed, approved, and successfully implemented.\nCollaborate with the company’s security team to select and implement security tools, policies, and procedures, including identity, endpoint, and cloud posture controls.\nProvide escalation-level technical support for system, cloud, and network-related issues within strict SLA windows.\nMentor junior administrators and support staff, and contribute to runbooks, standards, and knowledge base documentation.\nrequired skills \n5+ years of hands-on system administration experience in enterprise or managed services environments.\nExpertise in Windows Server administration, including Active Directory, Group Policy, DNS, DHCP, certificate services, and MFA.\nHands-on experience administering AWS infrastructure (EC2, S3, VPC, IAM, Route 53, CloudWatch), with secondary working knowledge of Microsoft Azure.\nProficiency administering Microsoft 365, including Exchange Online, SharePoint Online, OneDrive, Teams, Intune, and Entra ID (Azure Active Directory).\nWorking knowledge of networking technologies, including routers, switches, and firewalls (Cisco, Meraki, Palo Alto).\nUnderstanding of routing, switching, and VPN technologies, as well as TCP/IP, DNS, DHCP, SMTP, IMAP, POP3, and other communication protocols.\nExperience using PowerShell or other scripting tools to improve administrative efficiency.\nExperience with virtualization platforms such as VMware vSphere or Hyper-V.\nStrong familiarity with ITIL standards and maintaining compliance in regulated environments.\nKnowledge of ticketing systems with a proven ability to manage and resolve tickets promptly.\nStrong communication and interpersonal skills, with the ability to interact effectively across teams and clients.\nAvailability to participate in an on-call rotation and to perform maintenance during scheduled after-hours windows.\nAuthorized to work in the US, with occasional travel to customer locations as needed.\nDesired Skills \nMicrosoft certification such as AZ-104 (Azure Administrator Associate) or MS-102 (Microsoft 365 Administrator Expert).\nAWS certification such as Certified SysOps Administrator - Associate or Certified Solutions Architect - Associate.\nITIL training or hands-on experience.\nExperience with monitoring and observability tools for system, cloud, and network performance.\nFamiliarity with patch management and endpoint configuration processes.\nExperience with Linux systems administration (RHEL, Ubuntu).\nExperience with infrastructure-as-code and configuration management tooling (Terraform, Ansible, Bicep/ARM, CloudFormation).\nExposure to backup and disaster recovery platforms (Veeam, Rubrik, Azure Backup, AWS Backup).\nAdditional Information This position requires a highly proactive individual with the ability to manage multiple priorities effectively. The candidate should demonstrate a commitment to maintaining secure, reliable, and high-performing systems and cloud environments, while mentoring less experienced team members and contributing to the team’s overall success.\nEducation \nBachelor’s degree or an equivalent combination of education and relevant experience required.\nPosition Location \nRemote or hybrid within the US, with occasional travel to customer locations as needed.\nMore about GuideIT\nHeadquartered in Plano, Texas, our services and solutions are designed to align technology with business outcomes, maximize value through cost management, and allow rapid, proactive response to change. At GuideIT, we are looking for candidates that have a high level of integrity and thrive in a team environment centered on mutual trust and respect. Our team members are results oriented and highly adaptable. In addition to a dynamic environment, GuideIT offers competitive pay, performance-based bonuses, 401K, health, dental and vision insurance coverage, paid holidays and paid time off.\nGuideIT is committed to Equal Employment Opportunity. It is the policy of GuideIT to encourage and support equal employment opportunity for all Team Members and applicants for employment without regard to sex, race, color, ancestry, religious creed, national origin, pregnancy, physical disability, mental disability, medical condition, age, marital status, political affiliation, sexual orientation, disabled veteran, or Vietnam era veteran status.","description_format":"text","description_chars":6547,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":["401k plan","Insurance coverage","Vision insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-13T02:24:45Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":35,"reasons":["conf:3","win:early"],"computed_at":"2026-10-13T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/guideit-senior-system-administrator-guideit","json_url":"https://alion.io/job/guideit-senior-system-administrator-guideit.json","meta":{"generated_at":"2026-10-14T02:49:43Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":4312,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-15T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4419450},"rest":"https://alion.io/mcp/rest/get_company?id=4419450"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fguideit-senior-system-administrator-guideit"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fguideit-senior-system-administrator-guideit"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fguideit-senior-system-administrator-guideit"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/guideit-senior-system-administrator-guideit\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fguideit-senior-system-administrator-guideit"}]}