{"id":1488280,"url":"https://alion.io/job/mantech-senior-cloud-system-administrator","title":"Senior Cloud System Administrator","company":{"id":179527,"name":"ManTech","domain":"mantech.com","url":"https://alion.io/company/mantech","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Avature","truth_index":{"grade":"A","score":100,"open_postings":117,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":6,"computed_at":"2026-09-30T05:45:00Z"}},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Annapolis Junction, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":128000,"max":214400,"currency":"USD","period":"year","gross":null,"usd_annual":214400},"salary_estimate":null,"experience_years_min":15,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Amazon EC2","optional":false},{"name":"Amazon S3","optional":false},{"name":"Ansible","optional":false},{"name":"AWS","optional":false},{"name":"Bash","optional":false},{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"DNS","optional":false},{"name":"IAM","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"SaltStack","optional":false},{"name":"Windows","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-09-29T23:56:17Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-09-30T09:44:11Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!\nMANTECH seeks a motivated, career- and customer-oriented Sr Cloud System Administrator to join our team in Annapolis Junction, MD.\nOur team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort supports the Enterprise Infrastructure Services (EIS) organization, which oversees MPO’s Enterprise Information Technology (EIT)-the backbone platform for all enterprise users.\nResponsibilities:\nProvide administration and support for Windows Server 2019 and 2022 environments, including Active Directory, DNS, Certificate Authorities and manage Windows 10/11 client systems.\nAdminister and troubleshoot various Linux distributions (e.g., RHEL8/9, AmazonLinux 2023) within AWS.\nDeploy, and maintain robust cloud environments, primarily within AWS, while also supporting existing on-premises server infrastructure.\nDevelop, implement and maintain automation scripts and configurations using SaltStack, Ansible, Bash and Python to streamline infrastructure provisioning, configuration management and deployment processes.\nCollaborate with development teams to support integration and operational stability of auto scaled software deployments and CI/CD pipelines, ensuring smooth and reliable software deployments.\nAdminister, monitor, and troubleshoot AWS cloud resources, including EC2, S3, VPC, IAM, and other core services.\nMonitor system performance, availability, and security, responding to incidents and performing root cause analysis.\nMinimum Qualifications:\n15+ years of experience as a Systems Administrator or Cloud Engineer supporting programs and contracts of similar scope and complexity \nBachelor’s degree in system engineering, Computer Science, Information Systems, Engineering Science, Engineering Management or related professional engineering discipline. An additional 5 years of System Administrator experience might be substituted for a degree.\nMust hold an IAT II certification (e.g., Security+ or equivalent); In absence of having a certification, candidate will have 60 days from program start to obtain it \nProficiency in administering Linux operating systems. \nExperience with Windows Server 2022 administration, including Active Directory and networking \nProven experience as a System Administrator or Cloud Engineer with practical knowledge of cloud environments \nPreferred Qualifications:\nExperience working in enterprise or government environments \nFamiliarity with cloud security and compliance practices \nHands-on experience with Amazon Web Services (AWS) for infrastructure deployment, management, and troubleshooting \nStrong communication and interpersonal skills, capable of working effectively in a team environment \nProficiency in administering and troubleshooting Linux distributions (e.g., RHEL8/9, AmazonLinux 2023).\nClearance Requirements:\nMust have a current/active TS/SCI with Polygraph\nPhysical Requirements:\nThe candidate must be able to move, carry, and deliver workstations from the office to customer desks\nThe person in this position must be able to remain in a stationary position 50% of the time\nMust communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.\nThe projected compensation range for this position is $128,000.00-$214,400.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.\nMANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.\nIf you need a reasonable accommodation to apply for a position with MANTECH, please email us at  and provide your name and contact information.","description_format":"text","description_chars":4962,"description_truncated":false,"requirements":{"experience_years_min":15,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Health insurance","Life insurance","Wellness"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Cybersecurity","Government"],"lifecycle":[{"event":"open","at":"2026-09-29T23:56:17Z"}],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":6,"reasons":["conf:5","velocity","win:early","comp:brand"],"computed_at":"2026-09-30T05:45:00Z"},"pay":{"stated_usd_annual":214400,"is_top_pay":true},"html_url":"https://alion.io/job/mantech-senior-cloud-system-administrator","json_url":"https://alion.io/job/mantech-senior-cloud-system-administrator.json","meta":{"generated_at":"2026-10-01T04:52:55Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4430,"day_limit":5000,"remaining_today":570,"minute_limit":60,"resets_at":"2026-10-02T00:00:00Z"}}}