Top 529 Information systems security officer Jobs in Upper Marlboro, Md

Information Systems Security Officer (ISSO), Network Security, TS/SCI
Data Systems Analysts, Inc. —Washington, DC
- $120,000 - $160,000 a year
- Computer science
- Computer Science
- Bachelor of Science
Quick Apply
Security Office
The Jefferson Hotel —Washington, DC
- $30.50 an hour
- Weekends as needed
- Mid-level
- Ability to climb stairs
- Hotel
Quick Apply
6h
Information Systems Security Officer
Key Concepts Knowledgebase LLC —Bethesda, MD
- Full-time
- Mid-level
Quick Apply
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
Security Guard Part Time Unarmed Access Observation
Allied Universal —Washington, DC
- $28 an hour
- Part-time
- 18 years or older
- CPR Certification
- Customer service
- Paid training
- Opportunities for advancement
Quick Apply
1d
Senior Information Systems Security Officer
Everforth ECS —Washington, DC
- $120,000 - $145,000 a year
- Computer science
- 7 years
- Computer Science
Senior Information Systems Security Officer*
SIERTEK LTD —Washington, DC
- Azure
- AWS
- Senior level
Quick Apply
Senior Information Systems Security Officer (ISSO)
CDO Technologies Inc —Washington, DC
- $165,000 - $200,000 a year
- Full-time
- Azure
- Senior level
- 2 years
- Paid holidays
- Disability insurance
Quick Apply
Officer Unarmed PRN
MedStar Health —Washington, DC
- $18.70 - $32.72 an hour
- PRN
- Hospital
- Customer service
- Computer literacy
Overnight Security Officer
Lyle Washington DC —Washington, DC
- $24 - $26 an hour
- Weekends as needed
- CPR Certification
- Customer service
- Hotel
- Health insurance
- Dental insurance
20h
Senior Information System Security Officer (ISSO)
ERP International —Laurel, MD
- $145,000 - $185,000 a year
- Urgently hiring
- Background check
- Computer Science
- 5 years
- Health insurance
- Dental insurance
3d
Information Systems Security Officer
Patrona Corporation —Washington, DC
- $125,000 - $138,000 a year
- Full-time
- Microsoft Excel
- Microsoft Outlook
- Customer service
- Paid holidays
- Disability insurance
Quick Apply
Part Time Overnight Security Officer
Four Seasons —Washington, DC
- $20 - $30 an hour
- Overtime
- Writing skills
- English
- Hotel
- 401(k)
- Tuition reimbursement
Information System Security Officer (ISSO)
Tactibit Technologies LLC —Suitland, MD
- Full-time
- Computer science
- Computer Science
- Bachelor of Science
Quick Apply
Security Officer Full Time Patrol Alarm Review
Allied Universal —Washington, DC
- $24.44 an hour
- Full-time
- 18 years or older
- Computer literacy
- Pass drug screening
- Paid training
- AD&D insurance
Quick Apply
3d
Information Systems Security Officer (ISSO)
Credence —Arlington, VA
- $120,000 - $170,000 a year
- Urgently hiring
- 8 years
- Bachelor's degree
- Experience equivalent to degree accepted
Quick Apply
10d
Junior Information Systems Security Officer (ISSO)
INFORMATION SYSTEMS SOLUTIONS, INC —Suitland, MD
- $85,000 - $95,000 a year
- Organizational skills
- 1 year
- Communication skills
- Tuition reimbursement
- 401(k) matching
Quick Apply
Information System Security Officer
SAIC —Washington, DC
- $80,001 - $120,000 a year
- Full-time
- Mid-level
- Analysis skills
- Bachelor's degree
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
Sr. Information Systems Security Officer
SAIC —Suitland, MD
- $160,001 - $200,000 a year
- Full-time
- Master's degree
- Bachelor's degree
- Doctor of Philosophy
8d

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

Data Systems Analysts, Inc. -
Washington, DC

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 systems security officer jobs in upper marlboro, md

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

Security Office

Information Systems Security Officer

Information Systems Security Officer

Security Guard Part Time Unarmed Access Observation

Senior Information Systems Security Officer

Senior Information Systems Security Officer*

Senior Information Systems Security Officer (ISSO)

Officer Unarmed PRN

Overnight Security Officer

Senior Information System Security Officer (ISSO)

Information Systems Security Officer

Part Time Overnight Security Officer

Information System Security Officer (ISSO)

Security Officer Full Time Patrol Alarm Review

Information Systems Security Officer (ISSO)

Junior Information Systems Security Officer (ISSO)

Information System Security Officer

Information Systems Security Officer (ISSO) Level 1

Sr. Information Systems Security Officer

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