Top 1054 Information & network security occupations Jobs in Riverdale, Md

Information Systems Security Officer (ISSO), Network Security, TS/SCI
Data Systems Analysts, Inc. —Fort Meade, MD
- $120,000 - $160,000 a year
- Computer science
- Computer Science
- Bachelor of Science
Quick Apply
Information Systems Security Engineer ( ISSE)
CACI —Columbia, MD
- $120,800 - $265,800 a year
- Full-time
- Computer Science
- 11+ years
- Bachelor's degree
- Health insurance
Cyber Security Watch Officer
Leidos —Odenton, MD
- $69,550 - $125,725 a year
- Full-time
- Fair chance
- Senior level
- 2 years
Principal Cybersecurity Analyst
Northrop Grumman —Baltimore, MD
- $108,800 - $163,200 a year
- Overtime
- Research
- 3 years
- Master's degree
- Paid holidays
- Disability insurance
1d
VP of Cybersecurity & Information Security
Mariner Finance —Nottingham, MD
- $160,000 - $225,000 a year
- Full-time
- Azure
- Computer Science
- Writing skills
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SOC Analyst (Tier 1 / Security Monitoring Analyst)
CyberLinx Solutions LLC —Annapolis Junction, MD
- Full-time
- Mid-level
Quick Apply
SOC Analyst - Tier 1
Evans & Chambers Technology —Fort Meade, MD
- $88,000 - $118,000 a year
- Office
- High school diploma or GED
- Associate's degree
Quick Apply
IT Security Analyst
Baltimore Orioles —Baltimore, MD
- $90,000 - $100,000 a year
- On call
- Research
- Mid-level
- Analysis skills
- Free parking
- Store discount
Information Security Analyst
Cisive —Annapolis, MD
- Full-time
- Azure
- Mid-level
- 3 years
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Network Security Engineer
Howard Community College —Columbia, MD
- $63,318 - $84,213 a year
- Full-time
- Computer science
- Computer Science
- System design
- Dental insurance
- Tuition reimbursement
Information Systems Security Officer, Lead
Booz Allen Hamilton —Laurel, MD
- $69,400 - $158,000 a year
- Full-time
- Office
- High school diploma or GED
- IT
- Health insurance
- Flexible spending account
4d
Vulnerability Management Analyst
CyberLinx Solutions LLC —Fort Meade, MD
- Full-time
- Mid-level
Quick Apply
Junior Cyber Defense Analyst
Skyline Technology Solutions, LLC —Glen Burnie, MD
- $60,000 - $65,000 a year
- Full-time
- Bachelor's degree
- 1 year
- Entry level
- Disability insurance
- Health insurance
14d
Information Systems Security Officer
Tensley Consulting, Inc. —Annapolis Junction, MD
- $125,000 - $215,000 a year
- Full-time
- Computer science
- 7 years
- Computer Science
- Health savings account
- Health insurance
Quick Apply
Information Systems Security Officer (ISSO) Level 1
DCCA —Annapolis Junction, MD
- $72 - $80 an hour
- Part-time
- Computer Science
- Bachelor's degree
- Senior level
- Disability insurance
- Health insurance
Information System Security Officer (ISSO)
ASSYST, Inc. —Annapolis, MD
- Azure
- AWS
- Bachelor's degree
- Disability insurance
- Health insurance
Quick Apply
5d
Cyber Security Engineer
UScontracting —Annapolis Junction, MD
- $175,000 - $260,000 a year
- Email
- Mid-level
IT Assessor Jr.-Secret Clearance (REMOTE)
Steel Point Solutions L —Fort Meade, MD
- Remote
- Bachelor's degree
- Entry level
- Commercial
Quick Apply
SOC Analyst (Tier 2) / Security Incident Investigator
CyberLinx Solutions LLC —Annapolis Junction, MD
- Full-time
- Mid-level
- Analysis skills
Quick Apply
Penetration Tester / Ethical Hacker
CyberLinx Solutions LLC —Baltimore, MD
- Full-time
- Mid-level
Quick Apply

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

Data Systems Analysts, Inc. -
Fort Meade, MD

Quick Apply

Job Details

$120,000 - $160,000 a year

Qualifications

Authentication
Document compliance management
Vulnerability scanning implementation
CCNP
NIST SP 800-53
Technical documentation
Cisco Nexus
CCNA
IT system monitoring
Configuration management
Network infrastructure
Network configuration for security systems
DHCP
Network scanners
Computer hardware
DoD 8570
DNS
Vulnerability management
VPN management
IAT
CompTIA Security+
IAT Level II
Vuls
IT security monitoring

Full Job Description

All hired employees are expected to have experience with Microsoft Copilot and / or an approved equivalent AI solution.

Description

Data Systems Analysts, Inc. (DSA) is seeking a TS/SCI cleared Information System Security Officer (ISSO), Network Security to support enterprise network systems in a secure DoD environment. The Network ISSO will support cybersecurity compliance, Risk Management Framework (RMF), vulnerability management, DISA STIG validation, continuous monitoring, and authorization sustainment for Cisco based network infrastructure.

The Network ISSO will work closely with network engineers, cybersecurity staff, ISSMs, ISSEs, system owners, and mission partners to ensure network systems remain secure, compliant, documented, and operationally effective. This role is suited for a technical ISSO with experience in RMF, ACAS, eMASS, POA&Ms, firewall rule reviews, ports and protocols, vulnerability remediation, and secure network operations.

This position is onsite in Charlottesville, VA.

Responsibilities

Support cybersecurity compliance, risk management, and continuous monitoring for enterprise network systems.
Review and validate security configurations for Cisco routers, switches, firewalls, and related network infrastructure.
Support DISA STIG validation, SCAP benchmarks, security baselines, and device hardening requirements.
Conduct, review, and validate vulnerability scans using ACAS, Tenable Nessus, STIG Viewer, and other approved DoD tools.
Analyze vulnerability findings, identify false positives, document risk, and coordinate remediation with network engineering teams.
Develop and maintain RMF documentation including SSPs, POA&Ms, Continuous Monitoring artifacts, hardware and software inventories, network diagrams, and control implementation details.
Support ATO package development, renewal, extension, audit readiness, and authorization sustainment activities.
Review firewall rules, access control lists, ports, protocols, services, VPN connections, network flows, and boundary protection controls.
Support change control reviews by assessing network changes for cybersecurity, RMF, documentation, and compliance impacts.
Monitor compliance through eMASS, ACAS, STIG Viewer, vulnerability management tools, and other approved DoD systems.
Support incident response activities by reviewing network related alerts, logs, firewall events, syslog data, authentication events, and corrective actions.
Prepare security status updates, vulnerability summaries, POA&M updates, compliance reports, and risk briefings for stakeholders and leadership.

Required Education, Certifications and Security Clearance

BS degree in Engineering, Computer Science, or related field
- Experience may be substituted for degree.
TS/SCI Clearance
DoD 8140 (8570) IAT Level II Certification
CCNA certification

Requirements Experience/Qualifications

Minimum 4 years of experience supporting cybersecurity, information assurance, network security, RMF, vulnerability management, or secure infrastructure operations.
Experience supporting cybersecurity activities within the DoD, Intelligence Community, or other secure enterprise environment.
Demonstrated understanding of DoD cybersecurity policy, RMF lifecycle, continuous monitoring, and authorization sustainment.
Experience developing or maintaining SSPs, POA&Ms, Continuous Monitoring documentation, control implementation details, and authorization artifacts.
Familiarity with eMASS for control tracking, package updates, risk documentation, and authorization maintenance.
Hands on experience with ACAS, Tenable Nessus, STIG Viewer, SCAP, or vulnerability management processes.
Experience reviewing, validating, or remediating vulnerability findings for network devices or supporting infrastructure.
Experience applying or validating DISA STIGs, secure configuration baselines, and hardening guidance.
Working knowledge of Cisco routers, switches, firewalls, Cisco ASA, Cisco Firepower, Cisco Secure Firewall, Cisco ISE, Catalyst, Nexus, ISR, or ASR platforms.
Working knowledge of routing, switching, VLANs, ACLs, firewall policies, ports, protocols, VPNs, IPsec, NAT, DNS, DHCP, subnetting, logging, and boundary protection.
Ability to review network diagrams, firewall rule sets, data flows, ports and protocols, and system interconnections for security and compliance impacts.
Experience coordinating with network engineers, system administrators, ISSMs, ISSEs, system owners, and mission partners to resolve security findings.
Knowledge of NIST SP 800-37, NIST SP 800-53, CNSSI 1253, DISA STIGs, DoD cybersecurity policy, and Intelligence Community cybersecurity requirements.
Strong documentation, communication, analytical, and coordination skills.

Preferred Experience/Qualifications

CCNP, CCNP Security, Cisco CyberOps, or equivalent network security certification.
CISSP, CISM, CGRC, CAP, CASP+, SecurityX, CySA+, CEH, PenTest+, or equivalent cybersecurity certification.
Experience supporting DoD or Intelligence Community network environments.
Experience securing, assessing, or documenting Cisco ASA, Cisco Firepower, Cisco Secure Firewall, Cisco ISE, Catalyst, Nexus, ISR, or ASR platforms.
Experience reviewing firewall rules, access control policies, route tables, network diagrams, ports and protocols, VPNs, boundary security, or system interconnection documentation.
Familiarity with Zero Trust principles, network segmentation, identity based access control, and modern DoD cybersecurity architecture.
Experience with Splunk, Elastic, ELK Stack, OpenSearch, SolarWinds, Wireshark, NetFlow, syslog, firewall logs, or other tools used to support monitoring and incident response.
Familiarity with network automation or scripting tools such as Ansible, Python, PowerShell, Terraform, or Cisco Catalyst Center.
Knowledge of continuous authorization, continuous monitoring, governance, risk management, and compliance sustainment.

Applicable Military Backgrounds

Army: 17C, 25B, 25D, 25H, 255A, 255N, 255S
Navy: IT, ITS, ITN, ITR, CWT, 1820, 1880
Air Force: 1B4X1, 1D7X1, 1D7X1A, 1D7X5, 17D, 17S
Marine Corps: 0631, 0671, 0681, 1702, 1721
Space Force: 5C0X1, 17X
Coast Guard: IT, CMS, CMM, C5I

#DSA209

#LI-KE1

Many of DSA's positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. DSA is proud to be an Equal Opportunity Employer. DSA is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status. DSA requires background checks , where permitted , by law. DSA is an E-Verify Employer.

Quick Apply

Refine Your Search

information & network security occupations jobs in riverdale, md

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

Information Systems Security Engineer ( ISSE)

Cyber Security Watch Officer

Principal Cybersecurity Analyst

VP of Cybersecurity & Information Security

SOC Analyst (Tier 1 / Security Monitoring Analyst)

SOC Analyst - Tier 1

IT Security Analyst

Information Security Analyst

Network Security Engineer

Information Systems Security Officer, Lead

Vulnerability Management Analyst

Junior Cyber Defense Analyst

Information Systems Security Officer

Information Systems Security Officer (ISSO) Level 1

Information System Security Officer (ISSO)

Cyber Security Engineer

IT Assessor Jr.-Secret Clearance (REMOTE)

SOC Analyst (Tier 2) / Security Incident Investigator

Penetration Tester / Ethical Hacker

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