Jr. System Administrator
$50.7k - $91.65kLeidos
Description
Leidos is seeking a candidate to fill a Junior System Administration position supporting DISA's GSM-O contract at Scott AFB, IL. The System Administrator is responsible for protecting DISA's information and information systems from unauthorized access, use, disclosure, disruption, modification, perusal, inspection, recording and destruction.
PRIMARY RESPONSIBILITIES:
The candidate must be able to work independently to maintain the smooth operation of a multi-user computer systems, including coordination with customer and other administrators.
Communicate policies and procedures to customers
Update digital systems to provide insight to ongoing efforts and tickets
Monitor alarm systems
Perform basic level system administrator duties.
Interacts with users and evaluates vendor products.
Creates, maintains, and implements detailed documentation and maintains standard operating procedures.
Provides support on a M-F business hours schedule, also responsible for on-call, extended hour, and weekend support as required by mission or emergency situations.
System monitoring using installed tools as well as external tools.
BASIC QUALIFICATIONS:
BA Degree and less than 2 years of experience. Experience may be accepted in lieu of degree.
1 year of experience in customer service environment
Must hold an active SECRET security clearance prior to start.
Complete DoD 8750 certification e.g. Security+ within 6 months of start date.
Basic Understanding of Scripting Languages
PREFERRED QUALIFICATIONS:
Additional training, education, or certification in IT related programs
Experience with a ticketing system
Experience working with virtual environments.
GSMO
If 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.
Original Posting:
September 24, 2026
For 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.
Pay Range:
Pay Range $50,700.00 - $91,650.00
The Leidos pay range for this job level is a general guideline onlyand 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.
About Leidos
Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit .
Pay and Benefits
Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at .
Securing Your Data
Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at View email address on click.appcast.io .
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission ( .
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
REQNUMBER: R-00193049
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.
- ...Job Title: Systems Administrator *** This position is contingent upon ACI's successful award of the associated government contract.*** All prospective applicants will be contacted to discuss contract timelines, the process associated with hiring for this role, and award...SuggestedContract work
- ...Telecommunications support – assist in the management, support and tracking of the government furnished mobile devices as well as the phone systems utilized in the facility. Open, track, and resolve work tickets with NCC, NOSC help desk and/or Global Service Center (GSC)....JuniorContract workSeasonal work
$85k - $95k
...Overview The Work The Systems Administrator, Senior will be administering, optimizing, and troubleshooting computer systems, including Windows and UNIX systems (Linux or Solaris), ensuring optimal performance and reliability. You will be responsible for leading initiatives...SuggestedFull timeTemporary workLocal areaRemote workFlexible hours- ...Systems Administrator Position Description Role Specification Summary Attribute Specification Details Capability Area Systems & Network Infrastructure / Customer Support (Tier II) DCWF Work Role Code 411 - Systems Administrator Minimum Proficiency...SuggestedFull timeContract workFor contractorsFlexible hours
- ...Job Description Job Description Overview: Title: Network Administrator (SATCOM) Security Clearance: Secret Location: Scott... ...AFB in Illinois. This position supports the Defense Information Systems Agency (DISA) Enterprise SATCOM Gateway Services (ESGS), providing...SuggestedContract workRemote workWorldwideShift workNight shiftRotating shift
$89k - $138k
...proposed applications. Provide support for troubleshooting and administration. Ensure security compliance in deployed architectures.... .... Inquisitive: seeks deeper explanations of how systems work, not the surface-level description of the actors involved...Full timeContract work$45k - $55k
...experience)1–3 years of help desk or technical support experienceCompTIA A+, Network+, or similar certificationExperience with ticketing systems and remote support toolsFamiliarity with Active Directory and basic cybersecurity practicesFamiliarity with supporting banking or...Remote work- ...Description Overview The Work The Network Specialist, Junior will play a pivotal role in supporting the organization’s information systems infrastructure. This position requires a foundational understanding of network systems to contribute to the design, implementation,...JuniorTemporary workLocal areaFlexible hours
- Role Overview This position involves performing diagnostic imaging procedures, primarily in advanced modalities such as CT, MRI, Interventional, Mammography, Bone Density, and Cardiac Catheterization, on adult and pediatric patients for diagnosis and treatment. Responsibilities...ReliefRotating shift
$25 - $50 per hour
Role Overview TSA is accepting applications for Lead and Supervisory Transportation Security Officers at airports in Scott Air Force Base. These roles are ideal for individuals looking to step into leadership positions within airport security operations. TSA provides...Shift workNight shiftWeekend work- ...issues and contribute to SOPs, knowledge bases, diagrams, and central documentation. Coordinate with Government application administrators, DISA Tier II/III teams, field sites, and other support organizations. Provide additional coverage during elevated workload...Contract workRelocationFlexible hoursShift work
$14 - $17 per hour
Dishwasher Position Job Type: Full-Time, Part-Time Pay: $14 - $17+ Schedule: Flexible, Full-time or Part-time, Overtime Available NO EXPERIENCE NEEDED The dishwasher position is a great entry position into the restaurant business with the ability to move up into a culinary...Full timePart timeImmediate startFlexible hoursShift work$15 per hour
Krispy Kreme Doughnut Servers Since its founding in 1937, Krispy Kreme's focus has remained the same - making fresh doughnuts using our founder's original recipe. The brand's iconic Hot Light lets consumers know when doughnuts are being made in the shop so they can ...Hourly payWeekly paySeasonal workLocal areaFlexible hoursShift work- Data Entry Operator | Junior (Remote) East St. Louis, IL, United States Job Openings Data Entry Operator | Junior (Remote) A Data Entry Clerk, is responsible for inputting data and making changes to existing data figures in digital databases. Their duties include inputting...JuniorRemote job
- Job Description As a Part Time Retail Store Associate at Office Depot, your part-time role is vital to our continued success in today's retail landscape. You'll engage with customers in a friendly and knowledgeable manner, creating a positive shopping experience while...Part timeWork at officeLocal area
$25 - $45 per hour
Product Testers are wanted to work from home nationwide in the US to fulfill upcoming contracts with national and international companies. We guarantee 15-25 hours per week with an hourly pay of between $25/hr. and $45/hr., depending on the In-Home Usage Test project. ...Hourly payWeekly payExtra incomeTemporary workPart timeFor contractorsSeasonal workRemote workWork from homeFlexible hours$25 - $45 per hour
Product Testers are wanted to work from home nationwide in the US to fulfill upcoming contracts with national and international companies. We guarantee 15-25 hours per week with an hourly pay of between $25/hr. and $45/hr., depending on the In-Home Usage Test project. ...Hourly payWeekly payExtra incomeTemporary workPart timeFor contractorsSeasonal workRemote workWork from homeFlexible hours- Retail Associate Primary Location: Illinois-Saint Clair-Shiloh-Green Mount Crossing Shiloh IL Work Locations: Green Mount Crossing Shiloh IL 3800 Green Mount Crossing Drive Shiloh 62269 Schedule: Regular Shift: Standard Employee Status: Entry Level Job...Part timeShift work
- Note : This is an educational program, not a job. Successful completion of the program does not guarantee employment but will equip you with valuable skills for the healthcare job market. Looking to start a rewarding career path in the healthcare industry? Use Dreambound...
- Note : This is an educational program, not a job. Successful completion of the program does not guarantee employment but will equip you with valuable skills for the healthcare job market. Looking to start a rewarding career path in the healthcare industry? Use Dreambound...Flexible hours
- NO EXPERIENCE REQUIRED – PAID TRAINING PROVIDED – JOB SECURITY The Postal Service is the largest government related agency in terms of employees. The Postal Service currently employs nearly 1 million people and is hiring nationwide. There is NO experience required, ...Full time
$35.65 - $53.48 per hour
...Additional Information About the Role BJC HealthCare System is hiring a PRN Certified Radiation Therapist for Memorial Hospital Shiloh - Siteman Cancer Center, Radiation Oncology (1418 Cross Street, Ste 160, Shiloh, IL 62269) Position Details: ~ PRN Position...ReliefWork from homeFlexible hoursShift work- Bridgestone Retail Operations (BSRO) is seeking a Retail Sales and Service Technician (SST) in Missouri. This hybrid role blends customer service and basic vehicle services, with opportunities to learn store operations and grow into leadership tasks. You will handle customer...
$26 - $48 per hour
...Role Overview TSA is hiring Security Inspectors to evaluate airport security systems in Fairview Heights and ensure compliance with federal regulations. Inspectors conduct audits and assessments to maintain safety standards. Position Details Openings : Fairview...- Seeking a full-time Occupational Therapist to provide skilled inpatient services in an acute care hospital setting, focusing on patient-centered evaluation and treatment. The OT collaborates with patients, families, and healthcare teams, develops treatment plans, and recommends...Full time
- Overview Benefits Full-Time Benefits Part-Time Overview As a Part Time Retail Store Associate at Office Depot, your part-time role is vital to our continued success in today's retail landscape. You'll engage with customers in a friendly and knowledgeable manner, creating...Minimum wageFull timeTemporary workPart timeWork at officeLocal areaImmediate startFlexible hours
$32 - $48.28 per hour
...18 and provides emergency care, labor & delivery, nursery, medical and surgical services plus critical care. The Nursing Administration oversees the various Nursing departments and provides clerical support. Preferred Qualifications Role Purpose Provides...Full timeFlexible hoursNight shift$20 - $45 per hour
...Role Overview TSA offers administrative and law enforcement support roles in O Fallon and regional offices. These positions help maintain operations, policy compliance, and security support functions. Position Details Openings : O Fallon and Nationwide Starting...$25 per hour
Job description We are urgently looking for people interested in taking online surveys for Fortune 500 brands. If you are a self-starter, looking for flexible hours throughout the week, this may be for you! Earn up to $25 per survey. Share your opinion and help influence...Extra incomeFull timeTemporary workPart timeSecond jobRemote workWork from homeFlexible hours- Role Overview Provides direct patient care in an emergency department setting, including assessment, diagnosis, planning, implementation, and evaluation of nursing care within established standards. Promotes patient and family-centered care, educates on illness management...Shift work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Jr. System Administrator. Be the first to apply!
- junior asset management O Fallon, IL
- junior medical student O Fallon, IL
- contract system administrator
- entry level server administrator
- IT infrastructure administrator
- microsoft certified system administrator
- sql server database administrator
- web server administrator
- financial systems administrator
- system admin





