Top Secret z/OS Senior Systems Administrator

Post Date

Jun 09, 2026

Location

Jessup,
Maryland

ZIP/Postal Code

20701
US
Aug 13, 2026 Insight Global

Job Type

Contract-to-perm

Category

System Administrator

Req #

CHS-feb1bd8a-0084-4a54-954e-b0d806ca02b3

Pay Rate

$62 - $77 (hourly estimate)

Job Description

Insight Global is looking to bring on a Top Secret cleared z/OS Senior Systems Administrator to join the team sitting 5 days on site in Annapolis Junction, MD in support of a Federal client. The Administrator will be responsible for the following:

This is a full-time, 40-hour/week, 100% on-site position supporting a Government customer located at 135 National Business Parkway, Annapolis Junction, MD. Work is required predominantly on an 8:00a – 5:00p basis with possible Overtime opportunities and possible After-Hours work. There is no Travel required for this position. Duties are for an expert-level systems administrator joining a staff to analyze, create, implement, and support cutting edge technologies in support of IBM’s Government customer base. Tasks involved include but are not limited to the following:

• z/OS installation (50%)
• Diagnosing system operational problems quickly and effectively (25%)
• z/OS Programming (5%)
• Providing reliable and efficient maintenance, for all managed systems (15%)
• Storage Management (5%)

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

• CompTIA Security+ or Network+ certification
• 10+ years of z/OS Systems Administration
• Experience in z/OS systems administration support and maintenance
• Experience in z/OS installation
• SMP/E knowledge and experience
• TSO/OSPF, SDSF, HOD, JCL knowledge
• RACF
• Programming skills to include REXX and Assembler
• Top Secret Security Clearance

Nice to Have Skills & Experience

5+ years of experience with z/VM installation and support is preferred but not required

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.