Mid/Sr. System Administrator TS/SCI Poly

Leidos

Corridor North (MD)

On-site

USD 92,000 - 167,000

Full time

14 days+
Application generator

Stand out for this role — generate a tailored resume and cover letter in about a minute.

Get past ATS filters

Job summary

Leidos is seeking a Mid/Sr System Administrator to support a large, distributed network within the Intel Sector's Cyber & Analytics Business Area. The role emphasizes system administration, security management, and optimization of server and desktop configurations across air-gapped environments.

A strong candidate will show troubleshooting skills, experience with virtualization, and dedication to mission success.

Qualifications

  • Bachelor’s Degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical field and at least 8 years of relevant experience.

Responsibilities

  • Install applications, administer systems and processes, and ensure timely issue resolution.
  • Maintain and optimize server/desktop configurations for continuous operation.
  • Perform security management and application performance optimization.

Skills

System administration
Troubleshooting
Security awareness
User communication
Team collaboration
Adaptability

Education

Bachelor’s Degree in a related technical field

Tools

Salt
Ansible
Splunk
Puppet
SolarWinds
Nessus
Red Hat
VMWare

Job description

Description

Mid/Sr System Administrator

Leidos has a new and exciting opportunity for a Mid/Sr System Administrator in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!

Job Summary

The selected individual will provide system administration support for a large, complex network environment with geographically distributed systems. The role supports system engineering requests by delivering solutions that meet operational needs, and by upgrading, sustaining, and maintaining existing capabilities. The candidate must be comfortable working in a fast-paced environment that includes multiple air-gapped systems, each with its own domain and supporting infrastructure. The position also requires maintaining a complex IT environment involving multiple users, as well as associated storage and network infrastructure. This role requires an energetic, focused, and driven individual who can adapt quickly to changing priorities. The candidate must demonstrate strong system administration and troubleshooting skills and work effectively with the team to execute a variety of network-centric system administration tasks.

Responsibilities Include

The selected individual will be responsible for installing applications, administrating systems and processes, and ensuring issues are identified and resolved in a timely manner. She/he will be responsible for ensuring server and desktop configurations are optimized and running continuously and efficiently. The selected individual will also perform security management and application performance optimization functions.

Additional responsibilities may include:

  • Administration/sustainment of a system that provides a web-based application for storing, sharing, and distributing information.
  • Creating and maintaining complex server enclaves, including analyzing system scanning reports, patching, cert renewals, vulnerability management assessments, and active directory configurations.
  • Identifying and correcting hardware and software issues.
  • Responding to system administration, operations, and maintenance problems, and developing re-work solutions.
  • Creating and maintaining documentation of complex server/network environments to ensure that clear, concise and accurate information is readily available for incident resolution.
  • Communicating with users and external support personnel regarding system outages and upgrades, and conferring with upper management regarding recommended resolution options.
Basic Qualifications
  • Bachelor’s Degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical field and at least 8 years of relevant experience. Additional experience may be substituted for a degree.
  • Must have experience as a systems administrator providing direct support to end users and technical staff (developers, testers, engineers, etc.).
  • Must be proficient with Windows Server 2019 and Active Directory.
  • Must have experience with software/hardware deployment, patches, operating systems, and basic system backup and restore functions.
  • Must have experience with/be familiar with SALT, Ansible, Splunk, Puppet, SolarWinds, Nessus.
  • Must have experience with and/or have knowledge of Red Hat and VMWare.
  • Must have a solid understanding of advanced security protocols and standards.
  • Must have experience with both Client and Server virtualization environments.
  • Must have experience with installation, configuration, troubleshooting, and reimaging hardware.
  • Must have a solid understanding of information security principles and practices.
  • Must be able to lift up to 50 lbs.
  • Must be able to support occasional day or short duration travel.
  • Clearance Required: Must have TS/SCI with Polygraph.
Preferred Qualifications
  • Proficiency with SQL Server.
  • SALT and Python scripting experience.
  • Experience supporting a software configuration management and development environment.
  • Experience working in an Agile Development Environment or on an Agile Team.
  • Knowledge of PKI systems which use HSMs to validate key and NTP for synchronization.
  • Knowledge of PowerShell and PowerCLI.
  • Experience in documenting and providing information for security accreditation and certification.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you.

Pay Range

Pay Range $92,300.00 - $166,850.00

The 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.

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 www.Leidos.com.

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 www.leidos.com/careers/pay-benefits.

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 LeidosCareersFraud@leidos.com.

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.

Get your free, confidential resume review.
or drag and drop your file here.
Similar jobs

Similar jobs worth comparing

Mid/Sr. System Administrator TS/SCI Poly
Mid/Sr. System Administrator TS/SCI Poly

Via Logic LLC • Corridor North (MD)

On-site
USD 92,000 - 167,000
Mid/Sr. System Administrator TS/SCI Poly
Mid/Sr. System Administrator TS/SCI Poly

Leidos Inc • Corridor North (MD)

On-site
USD 92,000 - 167,000
Paid Time Off
11 paid Holidays
401K with company match
+3
Mid/Sr. System Administrator
Mid/Sr. System Administrator

Leidos • Maryland

On-site
USD 92,000 - 167,000
Paid Time Off
11 paid Holidays
401K with a 6% company match and immed
+1
System Administrator TS/SCI Polygraph
System Administrator TS/SCI Polygraph

Via Logic LLC • Alexandria (VA)

On-site
USD 73,000 - 133,000
Mid/Sr. System Administrator
Mid/Sr. System Administrator

Leidos Inc • Corridor North (MD)

On-site
USD 92,300 - 166,850
Paid Time Off
11 paid Holidays
401K with a 6% match
+2
Mid/Senior System Administrator
Mid/Senior System Administrator

Leidos • Corridor North (MD)

On-site
USD 92,000 - 167,000
Paid Time Off
11 paid Holidays
401K with company match
+3
Sr. Windows Systems Administrator TS/SCI Poly
Sr. Windows Systems Administrator TS/SCI Poly

Leidos • Corridor North (MD)

On-site
USD 116,000 - 210,000
Paid Time Off
Holidays
401K with company match
+4
Mid/Senior System Administrator
Mid/Senior System Administrator

Via Logic LLC • Corridor North (MD)

On-site
USD 92,000 - 167,000
Paid Time Off
11 paid Holidays
401K with 6% company match
+5
Systems Network Administrator I/Service Desk Support
Systems Network Administrator I/Service Desk Support

COMFORT SYSTEMS • Laurel (MD)

On-site
USD 59,000 - 107,000
401(k) with 6% company match
Generous PTO + 11 paid holidays
Flexible work schedules
+2
System Administrator TS/SCI Polygraph
System Administrator TS/SCI Polygraph

Koitecc Solutions • Alexandria (VA)

On-site
USD 73,000 - 133,000
401K with company match
Paid time off
11 paid holidays
+1