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Isso System Administrator Jobs (NOW HIRING)

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System Administrator

Columbia, MD · On-site

Communicate and coordinate with the Information System Security Officer (ISSO) and Information System Owner (ISO) regarding system changes as part of the Change and Configuration Management Process

Synergy ECP LLC

System Administrator

Columbia, MD

Communicate and coordinate with the Information System Security Officer (ISSO) and Information System Owner (ISO) regarding system changes as part of the Change and Configuration Management Process

Leidos

ISSO

Alexandria, VA · On-site

The ISSO will be responsible for reviewing and maintaining existing Authority to Operate (ATO ... Coordinate with System Administrators and other operations and engineering staff to remediate all ...

Leidos

ISSO

Alexandria, VA · On-site

$107K - $195K/yr

The ISSO will be responsible for reviewing and maintaining existing Authority to Operate (ATO ... Coordinate with System Administrators and other operations and engineering staff to remediate all ...

Leidos

ISSO

Alexandria, VA · On-site

The ISSO will be responsible for reviewing and maintaining existing Authority to Operate (ATO ... Coordinate with System Administrators and other operations and engineering staff to remediate all ...

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$41K

$88.9K

$137.5K

How much do isso system administrator jobs pay per year?

As of Sep 14, 2026, the average yearly pay for isso system administrator in the United States is $88,927.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $104,000.00 per year, depending on experience, location, and employer.

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Infographic showing various Isso System Administrator job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $88,927 per year, or $42.8 per hour.

System Administrator (SFMT)

Fort George G Meade, MD • On-site

Power3 Solutions
Executive Offices • 11 - 50 employees
Learn more about Power3 Solutionsexternal

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired today. Applications are no longer accepted.

Job description

We solve difficult business, IT, and analytic problems by addressing the whole problem – not just the symptoms – using interdisciplinary approaches that are both practical and innovative. We provide fresh alternatives to ordinary, mainstream consulting firms through small, highly skilled, and hand-picked teams that can meet clients' needs in any industry. Our broad interdisciplinary understanding allows us to provide the right solution, even if it is from outside the industry or traditionally defined problem space. We bring Public and Private, Civilian and Military expertise to every case.
We are hiring a System Administrator (SFMT) to work in Fort Meade, MD. Position location is subject to change based on central MD client's needs.
Required: TS/SCI with a Polygraph
Description:
As an SFMT system administrator on our team you will provide support required to operate and maintain all hardware and software in compliance with established policies required by the customer. This position is technical in nature. The successful individual will perform systems administration in coordination with the ISSO. The Systems Administrator will:
  • Provide tier 1 helpdesk support at an annual exercise event
  • Collect and transfer files between networks
  • Manage user accounts
  • Apply and verify patches on Windows and Linux systems
  • Update Trellix ePO (Formerly McAfee) security files
  • Run and review vulnerability scans and compliance scans
  • Manage configuration control of IT assets
  • Coordinate with event locations to ensure access
Individual Capabilities/Experience Required:
  • Bachelor’s degree in a technical discipline from an accredited college or university and five (5) years’ experience as a SA in programs and contracts of similar scope, type and complexity is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree.
  • Must have at least two (2) years of demonstrated experience in Modern operating systems and network architectures.  
  • Must have at least two (2) years of demonstrated experience in certification and accreditation. Architecture development and design. Risk Assessments. IA Metrics gathering.  
  • Must meet DoD Directive 8570 IAM Level 1 requirements (Security + at a minimum).
  • Be willing to operate in a dynamic environment with minimal supervision, and possess strong interpersonal, problem solving, and decision-making skills.
  • Be willing to travel; several smaller trips (2-5 days) per year and one longer trip (2 to 5 weeks) per year.
  • Physical Demands & Equipment: Must be able to lift up to 25 lbs.
  • Experience with Tenable Nessus/ACAS.
  • Experience with Trellix (formerly McAfee).
  • Understanding of DNS.
  • Familiarity with Linux CLI; Windows Servers; Bash and Powershell Scripting.
  • Experience with Nginx and Apache Web Server Management.
  • Understanding of basic networking concepts.
  • Position requires TS/SCI clearance with polygraph.
Individual Capabilities/Experience Desired:
  • Experience with PKI; Ansible or other operating tools; Linux KVM Hypervisor; Windows GPO; Elasticsearch/Kibana; GIT; Python; RSYSLOG; Nxlog; Cisco IOS CLI.
  • Demonstrate experience with Operating Systems (Windows, Linux).
We have all the PERKS!
You are our most valuable resource — your ambition, your knowledge, your creativity. We offer an industry-leading set of benefits to supplement your normal salary compensation. We have you covered with flexible ways to balance work and home life, full health benefit premium coverage, and generous contributions toward your retirement.
  • Competitive health, dental, and vision plans with 100% paid premiums.
  • 401k: We contribute 6% even if you don't!
  • Time Off: 11 standard holidays, and 25 days of PTO
  • Career Development: Get career counseling and individualized career development plans, including education and training.
  • Employee referral bonuses for successful hires
We are an Equal Opportunity/Affirmative Action employer.
We provide equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.