{"id":4327076,"url":"https://alion.io/job/leidos-senior-exchange-system-administrator","title":"Senior Exchange System Administrator","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":77,"open_postings":339,"ghost_share":0.006,"stale_share":0.912,"repost_share":0.012,"time_to_fill_p50_days":27,"computed_at":"2026-11-14T05:58:10Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Alexandria, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":116350,"max":210325,"currency":"USD","period":"year","gross":null,"usd_annual":210325},"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"PowerShell","optional":false},{"name":"ServiceNow","optional":false}],"status":"live","first_seen_at":"2026-11-12T00:00:00Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-15T01:46:27Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"Looking for an opportunity to make an impact?\nAt Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.\nIf this sounds like a mission you want to be a part of, keep reading!\nLeidos is seeking an Senior Exchange Administrator to support a large enterprise IT contract for the DOD. This role requires an individual with expertise managing on-prem Microsoft Exchange solutions in small, medium, and large enterprise environments including physical and virtual server technologies and managing Microsoft M365 Exchange Online in a hybrid environment. Duties include conducting technical planning for hardware and software upgrades, review of implementation and upgrade guides, documentation updates to support Risk Management Framework (RMF) Authority to Operate (ATO) and extension requests. Perform requirements analysis, functional analysis, and requirements allocation with engineering and operations staff to meet customer’s intended timeline for upgrades. Conduct technical assessment, integration support, system testing for functionality and security compliance, and quality assurance of production implementation. Solutions include Microsoft Exchange 2019 on-prem, Microsoft Exchange 2025 SE on-prem, M365 Exchange Online, and hybrid solutions spanning various classifications, size/scope, redundancy/resiliency, and mission requirements. The individual will provide systems and software administration support in a large, multi-enclave enterprise environment. This person will work in a team environment to ensure mission needs are met and ensure functionality of capabilities to customers. Individuals in this role may be required to perform technical software configuration, rebooting, and other remedial actions on servers.\nPrimary Tasks\nIndividuals in this role may be required to remotely log into servers in order to perform technical software configuration, rebooting, and other remedial actions. \nProvide Tier 2 Operations & Maintenance (O&M) support for implementation, troubleshooting, maintenance, and monitoring for physical and virtual servers. Rapidly distinguish isolated user problems from enterprise-wide application and system problems. Advise team and leadership of root cause, recommended fix actions, and document resolution for future use.\nCollaborate with peers and other service lanes to perform network latency analysis to address slow connections and user experience issues.\nDirect effort to collect data, conduct analysis, develop, and implement solutions using associated Problem Management guidelines.\nEstablish and maintain comprehensive availability and capacity management solution using lessons learned and best business practices\nProvide follow-up reports (technical findings, feedback, resolution steps taken) for root cause analysis, operational assessment and process improvement initiatives.\nSupport customer requirements in a 24/7/365 mission environment and be able to provide on-call support during outages occurring after hours.\nUpdate operations and monitoring documentation for 24/7/365 IT Operations Center watch personnel.\nTroubleshoot email routing devices and security services (like McAfee/Trellix, Proofpoint and Edge devices).\nPerform day-to-day oversight for Exchange Online system within an Office 365/M365 hybrid cloud environment.\nManage roles, services, and permissions in accordance with Government Service Owner and Cyber Security mandates.\nCreate, test, and implement PowerShell scripts to automate and standardize routine tasks and monitoring.\nConduct data spill cleanups as directed by Cyber Security to mitigate spread of misclassified emails/attachments.\nConduct Freedom of Information Act (FOIA) searches spanning broad categories and large subsets of users using PowerShell and Microsoft-provided tools.\nBasic Qualifications\nExperience with interacting with service lanes to handle service inquiries and problems.\nExtensive experience working as a Tier 2 System Administrator.\nExtensive experience with Microsoft Exchange 2019, 2025 SE, and M365 Exchange Online\nExtensive knowledge of Email Journaling solutions \nExtensive experience with Scripting/Automation through Exchange PowerShell or other scripting languages\nExperience resolving highly complex problems using application of technical knowledge, factual reasoning, and proper interpretation of problem indicators.\nExperience developing and implementing solutions for upgrades to newer Exchange versions.\nExperience directing migrations between on-prem Exchange and M365 Exchange Online.\nTime management skills with the ability to work within an IT Service Management/ticketing system (ServiceNow) independently \nStrong oral and written communications skills to explain complex issues in simplified manner for non-technical leadership and properly document root cause and restoration actions.\nMentoring skills to guide and improve team skill composition.\nTrack record of working effectively within a team, and support to peers toward improved processes and results.\nAbility to triage and properly classify incidents and prioritize work efforts accordingly\nExperience with planning, deploying, and documenting patch and configuration updates\nKnowledge of Disaster Recovery for High Availability for a Large Environment\nExperience with log reviews, incident analysis, and identification of issue trends\nExperience with server patch management methodologies utilizing SCCM\nCandidate must, at a minimum, meet DoDM 8140.03 (previously DoD 8570) - IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security+ CE, GSEC, or higher)\nPreferred Qualifications\nCertification relating to Microsoft Exchange, Microsoft M365, MCSE, MCSA or other relevant certification a plus.\nExperience with troubleshooting within a McAfee/Trellix security environment\nEducation: \nCandidate must have a Bachelor's degree with 12 years of relevant experience, Master’s degree with 8 years, Associate's with 14 years, or High School Diploma with 16 years. \nClearance:\nTS/SCI with Polygraph required for Position OR TS/SCI and willingness to obtain and maintain a polygraph.\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nNovember 12, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nPay Range $116,350.00 - $210,325.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":7516,"description_truncated":false,"requirements":{"experience_years_min":12,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"high_school","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","IT Consulting & Digital Transformation","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-11-15T01:46:27Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"route":null,"cap_exempt":false,"checked_at":"2026-11-14T07:33:33+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":24}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":3,"expected_fill_days":27,"reasons":["conf:1","win:early","comp:brand"],"computed_at":"2026-11-15T03:10:33Z"},"pay":{"stated_usd_annual":210325,"is_top_pay":true},"html_url":"https://alion.io/job/leidos-senior-exchange-system-administrator","json_url":"https://alion.io/job/leidos-senior-exchange-system-administrator.json","meta":{"generated_at":"2026-11-15T03:10:33Z","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":5910,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-16T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-senior-exchange-system-administrator"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"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%2Fleidos-senior-exchange-system-administrator"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fleidos-senior-exchange-system-administrator"},{"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/leidos-senior-exchange-system-administrator\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-senior-exchange-system-administrator"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4327076}},{"tool":"search_jobs","arguments":{"company":"leidos.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4327076},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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