Top 143 Security systems administrator Jobs in Annapolis Junction, Md

Information Systems Security Engineer (ISSE)
Peraton —Washington, DC
- $104,000 - $166,000 a year
- Azure
- Bachelor of Science
- System design
- Health savings account
- Paid holidays
PKI Systems Administrator - TS/SCI with Polygraph
General Dynamics Information Technology —Annapolis Junction, MD
- $111,155 - $150,385 a year
- 6 years
- Bachelor's degree
- Experience equivalent to degree accepted
- Paid time off
- 401(k) matching
Information Systems Security Engineer / ISSE (HPC)
AMERICAN SYSTEMS —Arlington, VA
- $165,000 - $200,000 a year
- Full-time
- 5 years
- System design
- Windows
- Retirement plan
11d
Information Systems Security Officer (ISSO), Network Security, TS/SCI
Data Systems Analysts, Inc. —Fort Meade, MD
- Computer science
- Computer Science
- Bachelor of Science
Quick Apply
Information Systems Security Engineer
Leidos —Camp Springs, MD
- $87,100 - $157,450 a year
- Full-time
- Bachelor of Science
- Bachelor's degree
- APIs
4d
SOC Network Engineer/System Integrator | Secret Clearance
Deloitte —Arlington, VA
- $113,000 - $188,400 a year
- Full-time
- System design
- 3 years
- Analysis skills
Systems Engineer – Microsoft 365 Security & Compliance / Endpoint Security Engineer (GCC)
Leidos —Washington, DC
- $107,900 - $195,050 a year
- Full-time
- Hybrid work
- Windows
- Continuous improvement
- Fair chance
IT SPECIALIST (INFOSEC)
US Office of the Inspector General —Washington, DC
- $102,415 - $133,142 a year
- Online Application
- Background check
- Psychiatry
- Pass drug screening
- Paid holidays
- Health insurance
System Administrator/SOC Analyst
DigiFlight —Columbia, MD
- Full-time
- Google Workspace
- 7 years
- Windows
Quick Apply
Cyber Systems Administrator
X energy LLC —Rockville, MD
- $90,000 - $155,000 a year
- Full-time
- 5 years
- System design
- High school diploma or GED
- Disability insurance
- Health insurance
Information Systems Security Manager
University of Maryland —College Park, MD
- $175,000 - $200,000 a year
- Full-time
- Background check
- Azure
- Computer Science
IT SYSTEMS TECHNICAL SPECIALIST
State of Maryland - SBE General Administration —Annapolis, MD
- $93,138 - $146,883 a year
- Online Application
- Computer Science
- High school
- System design
10d
Cyber and Information Systems Security Analyst/ISSO
Johns Hopkins Applied Physics Laboratory (APL) —Laurel, MD
- $105,000 - $290,000 a year
- Full-time
- Computer science
- Computer Science
- 8 years
- Disability insurance
- Health insurance
11d
Information Systems Security Officer (ISSO) (Junior Cloud ISSO)
Gray Analytics Inc —Washington, DC
- Full-time
- Azure
- Computer Science
- AWS
- Disability insurance
- Flexible spending account
Quick Apply
IT SPECIALIST (INFOSEC)
US Bureau of Naval Personnel —Annapolis, MD
- $85,447 - $133,142 a year
- Overtime
- Background check
- Computer Science
- Customer service
- Loan repayment program
Mid‑Level Information Systems Security Officer (ISSO)
IDS International —Annapolis Junction, MD
- $90,000 - $110,000 a year
- Full-time
- Computer science
- Doctoral degree
- Computer Science
Information System Security Officer
Peraton —Silver Spring, MD
- $104,000 - $166,000 a year
- Full-time
- Computer science
- Bachelor of Science
- Mid-level
- Health savings account
- Paid holidays
9d
Jr. Information System Security Officer (ISSO)
Peraton —Annapolis Junction, MD
- $86,000 - $138,000 a year
- Bachelor of Science
- Mid-level
- Bachelor's degree
- Health savings account
- Paid holidays
1d
Security System Administrator, Lead
Quzara LLC —Washington, DC
- $130,000 - $175,000 a year
- Full-time
- 6 years
- Computer Science
- Bachelor's degree
Quick Apply
Systems Operations Administrator I
Olgoonik Corporation —Washington, DC
- Full-time
- Office
- Windows
- Ability to climb stairs

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Information Systems Security Engineer (ISSE)

Peraton -
Washington, DC

Apply Now

Job Details

$104,000 - $166,000 a year

Benefits

Health savings account
Paid holidays
Disability insurance
Health insurance
Dental insurance
401(k)
Paid time off
Parental leave
Employee assistance program
Vision insurance
Life insurance

Qualifications

Linux support
Public Cloud
Virtualization tools
IAT Level III
DoD 8570
IAT
Linux administration

Full Job Description

About Peraton

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Program Overview

Engineering, integration, and cybersecurity support to design, build, and test enhanced services for the Department of Navy's IT architecture. Offers a wide range of roles, from cybersecurity experts to engineers specializing in systems, networks, software, and data center services.

About The Role

Peraton is seeking an Information Systems Security Engineer (ISSE) to support our customer onsite in Washington D.C. Responsibilities include:

Design, implement, and maintain enterprise security architectures aligned with NIST RMF, DoD STIGs, CIS benchmarks, and organizational cybersecurity policies.
Perform security engineering activities across system development lifecycle (SDLC), including requirements analysis, system design reviews, security testing, and accreditation support.
Implement vulnerability management processes utilizing Tenable Nessus, ACAS, and Qualys to identify, assess, and remediate system vulnerabilities.
Integrate cybersecurity requirements into Windows and Linux server environments, cloud infrastructure, virtualization platforms, and containerized applications.
Support incident response and forensic investigations by analyzing security logs, SIEM alerts, network traffic, and endpoint telemetry using Splunk Enterprise.
Develop automation scripts using PowerShell, Bash, and Python to streamline vulnerability remediation, account auditing, compliance reporting, and security monitoring tasks.
Collaborate with system administrators, network engineers, ISSOs, and application teams to remediate security findings and implement secure configuration baselines.
Perform security impact analysis for system changes, software deployments, and infrastructure upgrades to ensure continued compliance and operational security.
Engineer endpoint protection and hardening solutions utilizing Trellix ePO – On-prem, host-based firewalls, and application whitelisting technologies.
Evaluate and implemented cybersecurity tools and technologies to improve system security posture, continuous monitoring, and threat detection capabilities.
Produce technical security documentation, architecture diagrams, standard operating procedures (SOPs), and executive-level risk assessment reports.
Experience administrating, configuring, and troubleshooting core modules such as Enterprise Password Vault (EPV), Password Vault Web Access (PVWA), Central Policy Manager (CPM), and Privileged Session Manager (PSM) in CyberArk.

Qualifications

5 years with BS/BA; 3 years with MS/MA; 9 years in lieu of a BS degree may be considered.
Must possess an active Top Secret with SCI Eligibility
Strong background in networking (TCP/IP, firewalls, VPNs), cloud security (AWS/Azure), Kubernetes, and DevSecOps.
Deep understanding of NIST SP 800-161, NIST RMF, FedRAMP, Common Criteria, ATO package development, and cybersecurity compliance (STIGs).
Hands-on experience managing and deploying Tenable Nessus, CyberArk, Trellix, Splunk Enterprise, VMware vSphere, GitLab, Microsoft Windows Server, Red Hat Enterprise Linux and Ubuntu Linux
Experience with scripting and automation with Powershell, Python, Bash and Ansible
Proven experience in leading projects and mentoring junior ISSE's.
Present technical briefings to leadership.
Must have a current DoD 8570.1-M IAT Level III certification (SecurityX (CASP), GCIH, CISA, CISSP)

Details

Target Salary Range: $104,000 - $166,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

Benefits Statement: Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.

Application Statements: The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity.

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Apply Now

Refine Your Search

security systems administrator jobs in annapolis junction, md

Information Systems Security Engineer (ISSE)

PKI Systems Administrator - TS/SCI with Polygraph

Information Systems Security Engineer / ISSE (HPC)

Information Systems Security Officer (ISSO), Network Security, TS/SCI

Information Systems Security Engineer

SOC Network Engineer/System Integrator | Secret Clearance

Systems Engineer – Microsoft 365 Security & Compliance / Endpoint Security Engineer (GCC)

IT SPECIALIST (INFOSEC)

System Administrator/SOC Analyst

Cyber Systems Administrator

Information Systems Security Manager

IT SYSTEMS TECHNICAL SPECIALIST

Cyber and Information Systems Security Analyst/ISSO

Information Systems Security Officer (ISSO) (Junior Cloud ISSO)

IT SPECIALIST (INFOSEC)

Mid‑Level Information Systems Security Officer (ISSO)

Information System Security Officer

Jr. Information System Security Officer (ISSO)

Security System Administrator, Lead

Systems Operations Administrator I

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