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Full-time
Paid time off, Healthcare benefits, Supplemental benefits, 401k with employer match, Discount perks, Education reimbursement
Posted 15d ago
Apply by Jul 27
~40 hrs/week
Responsibilities
The Senior Systems Administrator will design, deploy, and manage cloud-based infrastructure and maintain various operating systems in compliance with DoD and NGA policies. They are also responsible for troubleshooting complex system issues, performing security patches, and ensuring system accreditation through ATO/cATO processes.
Requirements
Candidates must have 10-15 years of experience in cloud infrastructure, operating systems management, and web technologies. An active TS/SCI clearance with a willingness to take a CI Polygraph is required, along with US citizenship.
Full job description
Overview
Thank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration leads to success. Our dynamic community of experts is fully committed to advancing our customers' missions, fostering professional growth, and making a positive impact on our communities.
By joining our supportive community, you will find that Kentro is dedicated to your personal and professional development. Together, we can drive meaningful change, spark innovation, and achieve extraordinary milestones.
Kentro is hiring for a Senior (Cleared) Systems Administrator to support the National Geospatial-Intelligence Agency.
Location: Onsite, Springfield, VA
Compensation Range: The salary for this position is between $190-195k/annually. Factors affecting pay within this range may include geography/market, skills, education, experience, and other qualifications of the successful candidate.
Responsibilities
Design, deploy, configure, secure, monitor, and manage a variety of cloud-based infrastructure components hosted within multiple cloud providers, including Amazon Web Service’s VPC, EC2, RDS, Lambda, S3, Cloud Formation, CloudWatch, IAM, etc.
Install, configure, secure, upgrade, and maintain multiple operating systems such as Red Hat Enterprise Linux, CENTOS, and Windows Server in accordance with DoD, IC, and NGA policies.
Maintain several enterprise-class web analytics collection platforms utilizing PHP, MySQL, Apache, and other similar technologies.
Troubleshoot, document, and fix complex system, network, and database issues.
Perform daily, weekly, and monthly system health checks and backups.
Evaluate and install application and operating system security patches while maintaining a log of system problems, errors, failures, trends, and downtime metrics.
Maintain hardware and software inventory lists and install software releases and upgrades.
Create and manage application user accounts and access control using least privilege methodologies.
Design, create, and utilize complex, custom scripts to inventory, track, and report NGA’s official Web Inventory and associated web attributes on all security enclave.
Provide program and senior leadership with expert level technical guidance on current and emerging web analytics technologies, tends, and potential issues.
Perform and document all required actions necessary to obtain and maintain a full Authority To Operate (ATO) system accreditation, including implementing Security Technical Implementation Guides (STIG), collaborating with accreditation authorities, creating Plan of Action and Milestones (POA&M), populating XACTA, etc.
Monitor Enterprise Security Services (ESS) and vulnerability dashboards and implement necessary corrective actions to maintain ESS compliance and Continuous Authority To Operate (cATO).
Experience with GEOAxIS, VDSS, Cloud Operations, Active Directory, DNS, etc.
Qualifications
10-15 years of experience with the following:
Cloud Infrastructure & Automation
Deep experience with AWS (VPC, EC2, RDS, Lambda, S3, IAM, CloudFormation, CloudWatch).
Cloud architecture design, deployment, security hardening, and monitoring.
Infrastructure‑as‑Code (IaC) and automation best practices.
Operating Systems Management
Advanced administration of Red Hat Enterprise Linux, CENTOS, and Windows Server.
OS installation, configuration, upgrading, securing, and patching in compliance with DoD, IC, and NGA policies.
Familiarity with STIGs and security hardening methodologies.
Web Technologies & Application Platforms
Expertise with Apache, PHP, MySQL, and enterprise‑class web analytics platforms.
Managing and optimizing web servers, databases, and application environments.
Systems Troubleshooting & Maintenance
Strong diagnostic ability across systems, networks, and databases.
Documentation and resolution of complex technical issues.
Regular system health checks, backups, performance monitoring, and trend analysis.
Security, Compliance & Authorization
Implementing and maintaining ATO/cATO requirements, including POA&M creation and XACTA population.
Monitoring and responding to vulnerabilities via Enterprise Security Services (ESS).
Applying OS and application security patches systematically and maintaining audit logs.
Scripting & Automation
Ability to design, build, and maintain custom scripts (shell, Python, PowerShell, etc.).
Automating inventory, tracking, reporting, and other system operations across multiple security enclaves.
Identity, Access & Enterprise Services
User account and access control management following least‑privilege principles.
Experience with Active Directory, DNS, Cloud Operations, GE0AxIS, VDSS, and related identity/security services.
Technical Leadership & Communication
Providing expert‑level guidance to program leadership.
Staying current on emerging web analytics technologies and trends.
Clear documentation of system configurations, processes, issues, and compliance actions.
Hardware & Software Lifecycle Management
Maintaining inventory of hardware/software assets.
Deploying software releases, upgrades, and enterprise‑wide changes.
Preferred Qualifications:
Comprehensive understanding of NGA’s web ecosystem and topology.
Experience with PHP, Python, Bash, and PowerShell.
Experience maintaining high-traffic web servers, AWS cloud technologies, security, and encryption.
Experience within software/web/HTML development field.
Experience creating, deploying, configuring, and maintaining cloud-based MySQL and other relational databases.
Experience working with JavaScript, Web Services, SQL, and MySQL.
Experience with Enterprise Services such as GEOAxIS, VDSS, Cloud Operations, Active Directory, DNS, etc.
Clearance Requirement:
Active TS/SCI with willingness to take CI Poly
Must be a US Citizen
Benefits
The Company
We believe in generating success collaboratively, enabling long-term mission success, and building trust for the next challenge. With you as our partner, let’s solve challenges, think innovatively, and maximize impact. As a valued member of our team, you have the unique opportunity to work in a diverse range of technology and business career paths, all while supporting our nation and delivering innovative technology solutions. We are a close community of experts that pride ourselves on creating an environment defined by teamwork, dedication, and excellence.
We hold three ISO certifications (27001:2013, 20000-1:2011, 9001:2015), two CMMI ML 3 ratings (DEV and SVC) and CMMC Level 2 Certification.
Industry Recognition
Growth | Inc 5000’s Fastest Growing Private Companies, DC Metro List Fastest Growing; Washington Business Journal: Fastest Growing Companies, Top Performing Small Technology Companies in Greater D.C.
Culture | Northern Virginia Technology Council Tech 100 Honoree; Virginia Best Place to Work; Washington Business Journal: Best Places to Work, Corporate Diversity Index Winner – Mid-Size Companies, Companies Owned by People of Color; Department of Labor’s HireVets for our work helping veterans transition; SECAF Award of Excellence finalist; Victory Military Friendly Brand; Virginia Values Veterans (V3); Cystic Fibrosis Foundation Corporate Breath Award
Benefits
We offer competitive benefits package including paid time off, healthcare benefits, supplemental benefits, 401k including an employer match, discount perks, rewards, and more. We invest in our employees – Every employee is eligible for education reimbursement for certifications, degrees, or professional development. Reimbursement amounts may fluctuate due to IRS limitations. We want you to grow as an expert and a leader and offer flexibility for you to take a course, complete a certification, or other professional growth and networking. We are committed to supporting your curiosity and sustaining a culture that prioritizes commitment to continuous professional development.
We work hard; we play hard. Kentro is committed to incorporating fun into every day. We dedicate funds for activities – virtual and in-person – e.g., we host happy hours, holiday events, fitness & wellness events, and annual celebrations. In alignment with our commitment to our communities, we also host and attend charity galas/events. We believe in appreciating your commitment and building a positive workspace for you to be creative, innovative, and happy.
Commitment Equal Opportunity Employment & VEVRAA
Kentro is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state or local law.
Kentro is strongly committed to compliance with VEVRAA and other applicable federal, state, and local laws governing equal employment opportunity. We have developed comprehensive policies and procedures to ensure our hiring practices align with these requirements.
As part of our VEVRAA compliance efforts, Kentro has established an equal opportunity plan outlining our commitment to recruiting, hiring, and advancing protected veterans. This plan is regularly reviewed and updated to ensure its effectiveness.
We encourage protected veterans to self-identify during the application process. This information is strictly confidential and will only be used for reporting and compliance purposes as required by law. Providing this information is voluntary and will not impact your employment eligibility.
Our commitment to equal employment opportunity extends beyond legal compliance. We are dedicated to fostering an inclusive workplace where all employees, including protected veterans, are treated with dignity, respect, and fairness.
How to Apply
To apply to Kentro Positions- Please click on the job link and then click the blue “Apply” button at the top right of Job Description. Please upload your resume and complete all the application steps. You must fully submit the application for Kentro to consider you for a position. If you need alternative application methods, please email [email protected] and request assistance.
Accommodations
To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. Reasonable Accommodations may be made to enable qualified individuals with disabilities to perform the essential functions. If you need to discuss reasonable accommodations, please email [email protected].
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Related keywords
AWSVPCEC2RDSLambdaS3CloudFormationCloudWatchIAMRed Hat Enterprise LinuxCentOSWindows ServerPHPMySQLApacheSTIG
IT Concepts is transforming into Kentro—your center for innovation, excellence, and growth. Our new name reflects our commitment to being at the core of your IT needs, delivering solutions that empower your mission and drive success. While our look is evolving, our dedication to exceptional service and impactful results remains stronger than ever. Stay tuned for the official launch of our new brand.
Founded in 2003, Kentro lives its values of customer commitment, accountability, teamwork, continuous improvement, and integrity through every partnership and project. We foster a culture that embraces change, encourages curiosity, and drives continuous learning. Our teams apply a design thinking approach to problem-solving, challenging assumptions and navigating complexity to deliver solutions that are efficient, effective, and aligned to mission success.
Capabilities: Data and AI Services, Infrastructure Modernization, Human Capital, Cybersecurity, Health
Offices: 8201 Greensboro Dr, Suite 735, McLean, Virginia 22102, US · 7104 Ambassador Road, Suite 210, BALTIMORE, Maryland 21244, US
Information TechnologyData VisualizationCyber SecurityConsultingSoftwareData MiningCloud Data ServicesMachine Learning
How much do Government & Public Sector jobs in Springfield, VA pay?
Based on 332 listings with disclosed salaries, most government & public sector jobs in Springfield, VA pay between $75k–$181k per year. Individual offers vary with seniority, company size, and specialization.
How many Government & Public Sector jobs are open in Springfield, VA right now?
There are currently 477 open government & public sector positions in Springfield, VA listed on Clera. New openings are added daily as companies post roles.
Which companies are hiring for Government & Public Sector roles in Springfield, VA?
Companies currently hiring include CACI International Inc, Mission Technologies, a division of HII, Leidos, Allen Integrated Solutions LLC, Booz Allen Hamilton, among others. Browse the listings above to see every active employer.
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Yes — 56 of the 477 open government & public sector positions offer remote or hybrid work (8 remote, 48 hybrid).
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Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.