Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

System Administrator - Senior

DecisionPoint | Cortek

Overview

DecisionPoint seeks a Senior System Administrator to provide senior-level systems administration, operations, maintenance, and technical support for Global Information Technology Support Services supporting the Military Surface Deployment and Distribution Command (SDDC) Deputy Chief of Staff for Information Management (G6). This position supports the administration, sustainment, security, and optimization of enterprise systems across classified and unclassified DoD environments.

The Senior System Administrator will support Windows server environments, Active Directory, SCCM, virtualization, storage, backup and recovery, enterprise services, vulnerability remediation, STIG implementation, and system documentation. The role requires experienced technical leadership in secure DoD IT environments and the ability to coordinate with Government stakeholders, cybersecurity personnel, network teams, service providers, and junior administrators to maintain system availability, performance, and compliance.

This position is fully on-site at Scott Air Force Base, IL.

Note: By applying to this position, you acknowledge and consent to having your resume included in an active competitive government contract bid.

Duties & Responsibilities

The Senior System Administrator will:

  • Serve as a technical lead for system administration activities, coordinating issue resolution and daily operations with Government, contractor, cybersecurity, network, application, and service provider teams.
  • Install, configure, maintain, patch, monitor, troubleshoot, and optimize Army-approved server operating systems, Windows services, enterprise applications, and supporting infrastructure.
  • Administer Active Directory and core enterprise services, including user and computer accounts, security groups, permissions, Group Policy, DNS, DHCP, SMTP, file shares, certificate services, DoD PKI, and email/account request processes.
  • Manage virtual, storage, and backup environments, including virtual servers, hosts, clusters, VDI components, NAS/SAN resources, file permissions, replication, recovery, disaster recovery, and continuity of operations support.
  • Support SCCM and endpoint management activities, including software packaging, imaging, operating system deployment, patch deployment, third-party software deployment, client health monitoring, inventory, and compliance reporting.
  • Install, configure, troubleshoot, and sustain commercial and Government-provided software across approved operating systems, hardware platforms, and mission environments.
  • Apply and document STIGs, vulnerability remediation, IAVA support, patching, POA&Ms, scan result review, compliance reporting, and other cybersecurity requirements.
  • Provide technical artifacts and documentation supporting ATO, C&A, audits, SOPs, troubleshooting guides, system configurations, architecture diagrams, and accreditation packages.
  • Monitor and resolve system administration trouble tickets, recommend improvements to performance, reliability, security, and infrastructure operations, and support contingency, emergency, exercise, surge, and after-hours requirements.
  • Ensure all assigned activities comply with applicable DoD, Army, USTRANSCOM, SDDC, information assurance, cybersecurity, and operational requirements.
Qualifications

Clearance Requirement:
  • Must hold an active Secret clearance.
  • Must be eligible to obtain and maintain required Common Access Card (CAC), facility access, system access, and Government network access.
Education:
  • High School Diploma (Required)
  • Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, Cybersecurity, or a related technical discipline preferred.
Experience:
  • Minimum 8 years of experience supporting systems administration, server administration, infrastructure operations, or enterprise IT support within DoD or federal environments.
  • Experience administering Windows server environments, Active Directory, Group Policy, permissions, file shares, and enterprise services.
  • Experience supporting SCCM administration, software deployment, patch management, operating system deployment, imaging, software inventory, and compliance reporting.
  • Experience administering virtualized environments, including virtual servers, workstations, hosts, clusters, datastores, resource pools, or virtual desktop infrastructure.
  • Experience supporting storage administration, backup and recovery, data replication, disaster recovery, continuity of operations, and file storage services.
  • Experience implementing DISA STIG requirements, supporting vulnerability remediation, maintaining compliance documentation, and supporting audit activities.
  • Experience troubleshooting complex hardware, software, endpoint, server, application, storage, virtualization, and connectivity issues in secure enterprise environments.
  • Experience coordinating with cybersecurity teams, network teams, service providers, Government stakeholders, and technical leads to resolve operational issues.
Technical Knowledge:
  • Knowledge of Windows Server, Active Directory, Group Policy, DNS, DHCP, SMTP, file services, certificate services, DoD PKI, and enterprise account administration.
  • Familiarity with SCCM, software packaging, patch deployment, operating system deployment, client monitoring, software inventory, and IAVA compliance reporting.
  • Knowledge of virtualization platforms, virtual server administration, VDI concepts, host management, datastores, clusters, resource pools, templates, and licensing.
  • Understanding of storage administration, NAS/SAN concepts, NTFS permissions, CIFS shares, iSCSI LUNs, NFS storage, backup, recovery, and data replication.
  • Knowledge of DISA STIGs, vulnerability management, patch management, system hardening, POA&M support, audit support, and compliance documentation.
  • Familiarity with DoD information assurance requirements, ATO support, cybersecurity documentation, secure configuration management, and mission assurance practices.
  • Ability to use scripting or automation tools, such as PowerShell, batch scripts, JavaScript, or comparable approved scripting languages, to support routine administration, patching, and configuration tasks.
Certifications (Preferred):
  • Must hold applicable DoD 8140 / IAT Level II certification as required for the position.
  • Must meet applicable PWS IA baseline and computing environment certification requirements, as validated against the DD254 and final RFP.
  • Security+ CE, CySA+, Microsoft, VMware, Windows Server, SCCM, or other relevant technical certification preferred, depending on final labor category and access requirements.
Skills:
  • Strong troubleshooting and problem-solving skills across server, desktop, virtualization, storage, and enterprise service environments.
  • Ability to provide senior technical guidance and coordinate system administration activities in mission-focused DoD environments.
  • Strong attention to detail when applying STIGs, documenting configurations, reviewing logs, supporting audits, and maintaining compliance artifacts.
  • Ability to coordinate effectively with cybersecurity teams, network administrators, service providers, Government stakeholders, and technical leads.
  • Strong written and verbal communication skills for documenting issues, reporting status, preparing technical artifacts, and supporting operational requirements.
  • Commitment to system reliability, cybersecurity compliance, customer support, technical excellence, and mission continuity.
Our Equal Employment Opportunity Policy
  • EEO and Affirmative Action Policy: DecisionPoint Corporation is an Equal Employment Opportunity and Affirmative Action employer. It is the policy of DecisionPoint Corporation to provide equal employment opportunity in accordance with all applicable Equal Employment Opportunity/Affirmative Action laws, directives and regulations to all employees and qualified applicants without regard to race, ethnicity, color, religion, national origin, sex, age, disability status, pregnancy, sexual orientation, gender identity, genetic information, protected veteran status, or any other protected status under Federal, State or Local laws.
  • Pay Transparency Policy: In accordance with Presidential Executive Order 13665, DecisionPoint Corporation will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
  • Authorization to Share Resume and Personal Information: By expressing your interest and submitting your resume for this position, you authorize DecisionPoint Corporation to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should DecisionPoint Corporation. or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.
Vacancy posted 12 hours ago
Similar jobs that could be interesting for youBased on the System Administrator - Senior in Scott Air Force Base, IL vacancy
  • $57 - $62 per hour

     ...be within 1 hour of Scott AFB , IL in case need to go onsite from time to time Requires: Active Secret Clearance Senior Systems Administrator (Engineer) Client is seeking a highly qualified Senior Systems Administrator. The selected candidate will be able to communicate... 
    Senior
    Full time
    Temporary work
    Remote work

    ABBTECH Professional Resources

    Scott Air Force Base, IL
    3 days ago
  • $80k - $120k

     ...Job Description Description SAIC is seeking a Senior Network Infrastructure Specialist to support high-visibility and mission-critical network operations for the U.S. Transportation Command (USTRANSCOM). This role supports enterprise-level infrastructure... 
    Senior
    Work at office

    Science Applications International Corporation

    Scott Air Force Base, IL
    2 days ago
  • All Qualified Applicants Will Receive Consideration For Employment Without Regard To Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Disability Or Protected Veteran Status All qualified applicants will receive consideration for employment...
    Suggested

    E-talentnetwork

    Scott Air Force Base, IL
    19 hours ago
  •  ...information to Command and Control (C2) and Decision Support Systems.  We have demonstrated expertise in the field of Information Technology...  ...is contingent upon award* Position Overview The System Administrator owns day-to-day operations of TRDM virtual machines and cloud... 
    Suggested
    Flexible hours

    Onyx Government Services,LLC

    Scott Air Force Base, IL
    3 days ago
  •  ...Description Responsible for configuration and operation of systems, which may include mainframe, mini, or client/server-based systems...  ...depending upon Job Level Junior - 0-3 years Intermediate - 3-8 years Senior - 8-11 years Subject Matter Expert - 12+ years... 
    Suggested
    Full time

    CDIT

    Scott Air Force Base, IL
    19 hours ago
  • $85k

     ...Overview: G2IT is seeking a Journeyman Systems Administrator to support client-facing strategic initiatives and ensure the effective implementation and maintenance of automated solutions. In this role, you will work on large, complex programs, contribute to high-visibility... 

    G2IT LLC

    O Fallon, IL
    1 day ago
  • $60k - $71k

     ...solve operational gaps, operate critical systems, and protect and secure the enterprise –...  ...Technology is seeking a Jr. Systems Administrator who is eager to grow their IT career by...  ...and Group Policy under the guidance of senior administrators Contribute to security... 
    Work at office
    Flexible hours
    Shift work

    Foxhole Technology

    Scott Air Force Base, IL
    8 days ago
  •  ...information to Command and Control (C2) and Decision Support Systems.  We have demonstrated expertise in the field of Information...  ...8570 IAT-II (Security+ CE or equivalent) ~8+ years database administration ~3+ years PostgreSQL at production scale Preferred Qualifications... 
    Senior
    Flexible hours

    Onyx Government Services,LLC

    Scott Air Force Base, IL
    3 days ago
  •  ...A senior living community in O'Fallon, IL seeks a full-time Activities Director. The role involves leading the community's activity program, developing engaging activities for residents of varying abilities, and supervising the activity staff. Ideal candidates are creative... 
    Senior
    Full time

    Mission Health Communities

    O Fallon, IL
    2 days ago
  • $30 - $45 per hour

     ...HOLD SECRET CLEARANCE AND SEC+ Position: Secret Network Administrator AND Network Engineer Location: Scott AFB Length: 9 month...  ...of data and voice network architecture, including multi system transmission paths, router to router connectivity using military... 
    Contract work

    Insight Global

    Shiloh, IL
    2 days ago
  • NV5, Inc. is seeking a mission-focused Systems Administrator with extensive experience in AWS GovCloud to support classified Department of Defense cloud infrastructure. The role includes ensuring compliance with DoD regulations and maintaining resilient systems. Ideal candidates... 

    NV5, Inc.

    Belleville, IL
    19 hours ago
  •  ...computer databases, applying knowledge of database management systems. Coordinates changes to computer databases and may plan, coordinate...  ...depending upon Job Level Junior - 0-3 years Intermediate - 3-8 years Senior - 8-11 years Subject Matter Expert - 12+ years... 

    CDIT

    Scott Air Force Base, IL
    19 hours ago
  • $115k

     ...Linux Systems Administrator Scott AFB, IL Pay From: $115,000 per year MUST: Active DoD Secret clearance 8+ years of experience in Systems administration 4+ years of hands on RHEL and Linux administration experience Strong scripting experience : Unix... 

    Quadrant

    Scott Air Force Base, IL
    1 day ago
  • $54k - $85k

     ...Job Overview Job Title: Network Administrator (MDA) Job Location: Scott AFB, IL Job Responsibilities Trace Systems is actively recruiting for an experienced and cleared Network Administrator to join our team on-site at Scott AFB, IL. This position supports... 
    Full time
    Work at office
    Local area
    Night shift
    Rotating shift

    Trace Systems

    Scott Air Force Base, IL
    19 hours ago
  • $64k - $69.5k

     ...Job Overview Job Title: Network Administrator Job Location: Scott AFB, IL Job Responsibilities Trace Systems is seeking a skilled network administrator to support DISA's 24/7 Network Operations Center (NOC) activities for mission-critical Airborne Intelligence... 
    Full time
    Local area
    Night shift
    Rotating shift

    Trace Systems

    Scott Air Force Base, IL
    2 days ago
  • $54k - $56k

     ...Job Overview Job Title: Enterprise SATCOM / Network Administrator Job Location: Scott AFB, IL Job Responsibilities Trace Systems is actively recruiting for an experienced and cleared Enterprise SATCOM / Network Administrator to join our team on-site on Scott... 
    Full time
    Local area
    Remote work
    Worldwide

    Trace Systems

    Scott Air Force Base, IL
    4 days ago
  • $60k - $69k

     ...solve operational gaps, operate critical systems, and protect and secure the enterprise -...  ...technically capable Mid-Level Network Administrator to support a Department of Defense (DoD)...  ...analyzing network data Work closely with senior network engineers, cybersecurity... 
    Work at office
    Flexible hours
    Shift work
    Weekend work

    Foxhole Technology

    Scott Air Force Base, IL
    3 days ago
  • $75k - $85k

     ...Job Description The Network Administrator supports daily IT operations by managing networks, troubleshooting issues, coordinating with vendors, guiding staff, and assisting with systems projects, quality reviews, and policy discussions across DoD information systems... 
    Local area
    Remote work
    Shift work

    Computer World Services

    Scott Air Force Base, IL
    1 day ago
  •  ...Network Administrator (SATCOM) Scott AFB, IL Overview: Title: Network Administrator (SATCOM) Security Clearance: Secret Location...  ...in Illinois. This position supports the Defense Information Systems Agency (DISA) Enterprise SATCOM Gateway Services (ESGS),... 
    Contract work
    Remote work
    Worldwide
    Shift work
    Night shift
    Rotating shift

    C3EL

    Scott Air Force Base, IL
    6 days ago
  •  ...Senior Wargaming And Table Top Exercise (TTX) Specialist LMI is currently seeking a Senior Wargaming And Table Top Exercise (TTX...  ...value. Responsibilities This position will support the administration, designing, developing, coordinating, and executing wargames,... 
    Senior
    Remote work

    LMI

    Scott Air Force Base, IL
    3 days ago
  •  ...reengineering, feasibility studies, and trade-off analyses for IT solutions. Researches and integrates big data initiatives within USTRANSCOM systems and programs; implements enterprise data and analytics environment to reduce complexity and introduce mainstream analytic... 

    Air Force Elements, U.S. Transportation Command

    Scott Air Force Base, IL
    4 days ago
  • $59.15k - $106.93k

     ...Description Our customer, the Defense Information Systems Agency (DISA), provides, operates, and assures command and control of the Defense Information System Network (DISN) services to its customers, the department of Defense (DoD) and national security organizations... 
    Contract work
    Local area
    Immediate start

    Leidos

    Scott Air Force Base, IL
    19 hours ago
  •  ...Overview DecisionPoint Corporation is seeking a Senior Systems Architect (AWS/Linux) to support our U.S. Transportation Command...  ...candidate brings deep expertise in AWS cloud services, Linux system administration, and enterprise architecture, with the ability to lead... 
    Senior
    For contractors
    Local area

    DecisionPoint | Cortek

    Scott Air Force Base, IL
    4 days ago
  •  ...Overview DecisionPoint Corporation is seeking a Senior Systems Architect to support our U.S. Transportation Command (USTRANSCOM...  ...interfaces, and services Collaborate with developers, system administrators, DBAs, and cybersecurity teams Evaluate and guide... 
    Senior
    For contractors
    Local area

    DecisionPoint | Cortek

    Scott Air Force Base, IL
    2 days ago
  •  ...Senior Wargaming and Table Top Exercise (TTX) Specialist Job Locations US-IL-Scott AFB Job ID 2026-14112...  ...value. Responsibilities This position will support the administration, designing, developing, coordinating, and executing wargames,... 
    Senior
    Full time
    Local area
    Remote work

    LMI Consulting, LLC

    Scott Air Force Base, IL
    2 days ago
  • $80k - $96.05k

     ...contributions truly matter. Tapestry Solutions, a part of Boeing Global Services (BGS), is seeking multiple Cloud Operations System Administrator in Swansea, IL . In this role you will provide Cloud operational engineering support for Tapestry's Global Decision... 
    Permanent employment
    Interim role
    Worldwide
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work
    Day shift

    The Boeing Company

    Belleville, IL
    3 days ago
  •  ...seeks a Information Assurance Engineer - Senior to provide cybersecurity, compliance,...  ...monitoring, and compliance of SDDC information systems across classified and unclassified...  ...stakeholders, ISSOs, ISSMs, system administrators, and program personnel. This position... 
    Senior
    Contract work
    For contractors
    Local area

    DecisionPoint | Cortek

    Scott Air Force Base, IL
    12 hours ago
  •  ...financial future. Our team delivers comprehensive wealth management services with a personalized touch, and were looking for a dedicated Senior Financial Planner to join our growing St. Louis office. This is an exciting opportunity for a motivated individual who is... 
    Senior
    Temporary work
    Work experience placement
    Work at office

    Larson Financial Group

    O Fallon, IL
    19 hours ago
  •  ...Job Title: Senior Systems Architect Location: Scott AFB, Maryland Contractor Work Model: Onsite – onsite Security Clearance: Secret clearance Overview Responsibilities Support a specialized enterprise architecture team in designing, developing, and evaluating... 
    Senior
    Full time
    For contractors
    Work at office
    Local area

    System One

    Scott Air Force Base, IL
    6 days ago
  •  ...DecisionPoint seeks a Desktop Support Specialist - Senior to provide advanced onsite desktop,...  ...Access Card (CAC), facility access, system access, and Government network access....  ...~ Experience with Windows endpoint administration, workstation imaging, patching, and peripheral... 
    Senior
    Contract work
    For contractors
    Local area

    DecisionPoint | Cortek

    Scott Air Force Base, IL
    12 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to System Administrator - Senior. Be the first to apply!